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Philip Morris

United States Patent 4,714,082 Smoking Article

Date: 22 Dec 1987
Length: 19 pages
2029107056-2029107074
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Author
Banerjee, C.K.
Reynolds, J.H., I.V.
Ridings, H.T.
Sensabaugh, A.J., J.R.
Shannon, M.D.
Shelar, G.R.
Area
REININGHAUS,WOLF/INBIFO OFFICE
Type
PATE, PATENT
Alias
PAT4714082
PAT790484
Litigation
Stmn/Produced
Site
I30
Master ID
2029107055/7074

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RJR, R.J.Reynolds
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Stmn/R2-038
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05 Jun 1998
UCSF Legacy ID
xhr37e00

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Page 1: xhr37e00
tutkt"'Ie r, ~. .gt t~. .,f: t!r;1~u FT. ttn rr~n,.ci. ~ '^ ~i.hnlh ti',ri~a*.~.)rt•"•,?'tlfst,l,.cnr;Y1. 11I'¢knrt+, !; cui.t-: ilir• Ap!':Ex I. Str441 !n^;t• r• y "itchrd i'J.,SF><n !un. P. Siaahr. Gr.,,t{.yro ~II ~t( f1',~ 7t+yr,;,it±5 :',IJ~,._a t~L'iu*!nit fSl~t^. i . Cl~ ,ty tqe• ^In .i ,d n.'. hv, .,r ., R`'I rt~4. Scn. 14, 19!" ca 1..~. lP 14, A...1 uRi:; 10'.!. 1n±.Gl a?!11 Mi71; A?41i li1B ,il~, :~ws; 1?ti~,1~• i31 !179' T*l•,ld r,f $+r",k . . ... . !991ihj: ~~t~~;''ro t~¢ 7:r,~ !i,~artar. •.r +"f41~1 P$4tP l F~Ta'Y f,iE1-t..,,, 21~ 1,;971 r{s4,l••: ur o lv!,t ,i/It;"i~;`. ~~.t.,~j,l 1r:11m-•~ tii~.q•~ . ..r~.,f. ~~.in•.i r~ :a,~~ i; l y! r' , 6 ••:t. ~t7 .:la]l hi,.,.., ar1.4A iS 97r; Ir-l:n.h~.~ 12, 1970 trfa:~..,rhy, ~.. t 7f3,4 1 I111'3 Tlr ,. .,.,1 7;•.174' 5 '14~.,1 1 j':21.,'.4 S., 1?7' ~.~ry,.,,c~.y, a•). 1L :. I :o;~ ~fl. ., a! p+} Fawlt Number:, 4,714,082 (4'1 U3te of k'atent: Dec. 22, 1987 $.,ti1 127 2 i:47, C>^rthwickrfai 4 rt21 679 6, 10• lCarwan, .nd+ i t? (. 197T gr,. d Tt rat; 01 :',7~2 3~ia1l17.onJr.r at&li 1i71 - 032 t/14yrJ 1 rbel7.ntk 1I76+ 069 8- M1 R.ey' t.et_.!v.M 17 1'41 Filtrttmr<r,n ~t 4 1 a.irya 147 arta8t tr:ynv~o,a . (1.,!St cOntilltPd ^11 r1!•tl:flg!.), OFl,8V1N PnTxNI .7`^:'S`,ttinlTS 6"i 3/1964' f;invl+ I"'JSS t0.1985 Putr;-~ 13015. 3990' 9,•1983 l,i?,:,;• 2!.'4'2Q 7,1961 '~ It's9s7 1;1910 t. ts;Ipt1 41 t9'2 t Sit•;ng .I-phacCn subathi,tr..• (19' 6). OT13F.RF. "_,ta;'`!S !',fnys [?Ara rbrp<sration, fla:7kh'1 Chq+ttiral L?irzri:: >r:,:. 34 Ed.. 1969). I ~*n$th !deftdb^,^k cF i 1 ~i~,ry, 10, 272-274(1 Ith $d.. Amrt r• a!., M:rt; F.:'t. ~ 1075): fJ•iinr!) E'Ulk of 2^t.-201; t)virr-,li Honl? c,fL'IarlriRcoutd+; 0I -'I!ICo , I44l jrry;qG,'crrd!nwtr_..Vi ;ffin .Qxtitru•;, ~J'4»Gnar .RCt,;~o T)ltvid 0. (5,1', 'r'tiTNii. thy .. .... prof ciiblr 11iGl~+lL!?lclir~" - :i..~~t•11r)J;erC61D1 that FiiY7 ^ thcrt r n~ {";,r +a'1 :!-rnet,t Nscinp a fenSlty ~rait«r' thu•+ 0'' 1'' ,r :C. F ~rl ... ' , t'l271V1^ }I'tt~n~ an Amrrrx.l Formir.; Y;t,.+r ;•1. ~, ; c'tt rcnd-tc!ing member rt'~!cwtl frotn' :i li t ~45i' 9t '.hc fUe1i ele:SleYfl. "'.tti,:h },referrhly a„ciosrs rha svt,rtrare, a r"ilient irau- tttt!nQ j-10ket encirctinct tt tr3;t a p!+rtibr, or, th* fluCl' a,ri ano An--epunnal tol:', ;-j;,,: et encirciina at ~r,,t!!ci•prdiCt+!tf the aero4ol! f'.titt?,g mmtrriL! KI Clalms, 19 DraMtn9 F'f•ur's ~:r~-_~t~:"_..._...,.... . .. . ,. ~ _..._..~~ 18 ~..~,..: I 1H L
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4,714,082 PaQc 2 4.410,650 1 t/tp8a wein+n . 4.491.958 11i193A Rainer et .1. . <,31n,7S0 Vt9l5 T:cnaii et 11. . a1, (,nr;iio-i tt e.l. . •,3SJ.3DS 1(l1997 Lcplvrli . ~ ' I !A" "•/1:flJ ~~e;'.l'?1 P.~(15ES Br~rn+ct a el. Rte~,rt . A,a70,6:t0 l/19a6 51cau . 4,S961Rg h/}9RG aulnaa . ,i=t t 1H1
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~'~i~k'~x?j 1?cv~ , 1113; S>wer I of it 4Jx4,082 I11-~P. 113, 17 2Q , 14 5 v.a.:3 ~ • ~ T j' FIG.I a.m . , / -.~ `-~Lf ~ IU~~ Il~ ~^~~~ ~r~ Iz 2f ` T j vi 2 .ti -s T `~ ~•m.";Z.7" ~' ~ ~ :.~.+;,.a'~~. =-,Z'..:.i ?~: 44 -~~--'~`--- . IE a^ 48 A rl ~~ ~• 4 6 45 F Gi 2 4 2 ~'' 12 FIG.2 Iti . f'~ r-. !` { ~,,IIti1./.' l-; 19 15
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~.,~.`.a. 1~ T_tPc. 1~, !'98:i ~htaet 2 nf f4 ~'~1714?Q$~ ') 1 g n -" 50 26 4? 44 ~ ~ , j.°',C;.4 :i!'~:R! 1G; R11 ~ 61 F~S2 t 1?. 61q'1 70 26 0 6 ` ~--~ 7~.~ ~~-.. io 42 M=47-11- , ,r~- 13 1? t~ A^-~ 20 14 j, .I "' - ~ 6A -}e-_ i7 f8 22 10 15 IS 115 , i-A 11
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US Patent 1)er. 22, 1917 Sivet 3of 4 4,714,082 72 ,73 76 ~ 86 42 44 45 s T r 1~'~"y 4 r ;. v ., '~.. . _ :...~~ ~t~~~~ _ -~- ~-~ ' '7,c~p~;,7~ i~ , ~.` s~ . 10 12 ~i4 38 80 82 F lU.t t~ io ;u 86 t6 o~~"~ ~"Ar T 2-' r t0 "7T, --73 86 F I G. 7A F iG. l 0- F1G. TC . ,4? tc 45 86 J 89 --~ I r?5 ' ~ 92. 90 /. ' ~ ~" 'r ' ~1 o ~ 9 t O F E3 ~ . O .~.~ ~r,l 40,
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U. S. Patent i)(1c. zz, j.qr sh(-r 4 ,,f 4 4,714,482 45 Io IG ~ tf) . iU_ Lt.. I ... c~ ~,. .~i . `."o^~~ ~ _. , F I G - '-'F3 i'l C.~ . 9A
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1 5i4!(,.3SLThIC'r ARTICf.$ 4,714,082 '['hi4 ia a contirwation-iu-part of appticatloll 3er. Nb, 430,661„ fl'led Sept. 14, 1994, appttaatien Ser. No. s 614,531, flled Dec- 21, 1934, and application Set. No. 769,532. fdied' Aug„ 26, 1985, wwhich applicacions ue. tiroorporate,i herain by refaretrca. ; BAC1CtiRAf3ND OFr T'ftY=1'NYRNTItyN lo 't'Ee ptesent Invention ralataa to a smokiug uti;ae, preferably In oigarattc forrs, which producae aa aaresc•,ll thae r.saaables tobacco unoke, and which ad'vrntay geoualy atloa„• tubuaadally reduced amounts of' in. Z. zff,t;ste. P..i.cdfQ4 er, It is >rclievad thttt thc rrt(cl: wauld tend So r•roaiuce stalarsntlnl'it6e9treun aruotie cct•.:ain- ing thc af~lrctnen:ioneri unplrwswt thetmal dsgtadation prrrSucta, Aaatt,ar au.h articlk waa d~:rid tx! by Ellis s,l in U.S. p.t, i"Jo. l.1Sb,0[S: S111a et aIJ hruposa,i a sm+jkiag u•ti- ule whioli; hss!' an out6r cftlader of fuel baviitg good stuotdsisag thusct'orietict, ;trefe=ably fistc out tobaeco or rewtutlluted t,ba.=o, auroarrrdiug a wttrl tube con• tattntng tobaaoa, naouuirutetl tubv.t:cu, or othr,r sUl!tca of al¢otiuu ar.J water vapor: Qs'r :lrnckirrg, tl:e 13wrting flal hcaud' ella nieotinc sourco material to crttau tlte releat,• of n1ictine vaAclr aad'poteadally aeroscl graer• srlr:y7 a:atrsittl, inoltufing •xstct vapor. 7'hia sti•as mizetl complete cumbustion and pyrolyaL products than are li wtih hs.rad air wh:clr enter6d tLe nperl end of th0 tulie. nortoalty producett by a conventaua.i eiguettG, A suki>urttir4 diiai4ar,tMo cf tliit ar:icle was the vtti• Iv(uty smoicissg atiloles have beaa proposed through rnate protr inn of the matal cube ae the tobrr,ca tuei the years, especially over the last 20 to 30 yeara, but was consuwesd. C}ther apprz;ent dl,a•advantmgm cf'tliis none of thae products Itsa sver rwllzod any, .;otnmar, ptnposed amoking artiraz w:Ira}c the pres,crrcc af a.rb- tanT tttoocst. StT t;tandal tobacc.r pynylyeis pradttcta. tlt3 ss bstrantis; tsa- Tobacoo rubstitutcs havc tiG:n taide fi»sn a wide bsr eu'yldrrtrtxmmaca;c':r,d'esh, anI L'.a p~.ssibla plaal- varlety of treated and untsestad pla.ut material, ttwtt as ysis of thc r,iratint xclurct: n at -riol ilt thz° ma al tuh::. cotnttitllc4, euotllypttu lervey, lettur,e leaveti, corn !n tI.,S. Pat No, cn-Micd tl:rir leaves, cornallk, altalla, and the like. Kutneroua< patents ar'•gini;l dtalgn co afrninace :'' p: ..~1: t r u aicteJ ;::be.. teaob proposed tobateo sttb.tltutes tnade by mtltiifying ~S 'i'Lla r,evv dessdn .utploye;i a tu1,e matlr• ra;tt of.f rnsre- taslluloait ttlustia4, sueh ae by oxidxtioa,:by beat treac- t+.a„tueh as c.r;itain tnorganlc salts c,r in er•:,xy thont+end rnent, or by the addldoo of lls9teriab to modify the crraacic, whlch 1>resms frar:yiblb T[,i,: propatia of cellulose. One of the most coar,plete list.i of fra,tgrkip tuF,a Lvaa them rer.mt ,::a ~tc(ri er theee auttsdtutee Is foutd ia U.S. Pat. No. 4;p79,742 to aliiniurtcd aalt'from tt:c end r..f the' .. .:. ..e:, th;;:!,;h Raulet' et Ad Despit0 thtxe erctt'rtiive efilorta, It Is bet , 30 ttte.ppaaranr.u ef tba ut1:;t„ wts Vity einl.tlu tn aQ,1. liavsd that eoas of thes" producta tiatr been found to be venrtctutl o:Iq:Wrstti, sUl.,.et.tlr vo tarf.,rarrciel prad :",r sadaftteiory as a tobacco substltutea waa cvrr ma,rkcttd Mauy ttaokirtd.+t#e7es liavv bern bared cn the grrset• In 1f.9.: Pat. N(,. :, )3ar,374, $aneett prut:ri' , r;: .:: e of cwbua tr&tlYbra fiber7, mvt, :-!•, ~ with an ozidls.irg f4snt aa c auGa'_r 1Fh ior wea p,a»id+e.l t;; th„ u ss r,. :, :;,,wor tir fta rnsua iuza, iLc t,wutlr-vad .f a.. ~.< fia~, tip 1~.:. PAC 11.;6 a,;4y,94i st t t61i t ter B"yd re sll irrd A'::risli Pstr.:.t l:o. t,4f1.(VS :'thc u:e cf a h,ave tued a bptt or fiaeW sourr:q in order to produce an +a l3Gr~t ~,:r;lx r ftttt .vh'cG s..~ artrx;,d cr iir,pregn+te,1 aeraeo{. However, 2oac of thrao arti.ley bas u•:er with volritilo solids r liquids :.-hich •,:c-: t'«pYb1a af aehiieved any t.omttsat+e4+tii succeas, axrdlt Is bellevc••dAlat aisnlllug cr sublis:.in,t h:(rn the tmake sueA,u ta hia.•id= none haf evtr' beett widely tiutM.eted T'he abaena= of "ss,al•.3" to be ltutnlt.1 'sknr:rt burniitg (il ti:c ll:eir ,t.mcr,.al auch saroki6g artieles PFam alts markcrplsce u bslieved th: :atunrsatsd a:roL'a tte,lw.;nti xgcrt. A C!t f~:3yhy.i, to be due to a variety of renaotu, Inctultng insutl9citint •/1 tic alcchola„ 9ucf: a,r pr.,pyle:ze gly ^.ol, an,/& aerosol gcnerstion, both initixlty and over the life of the l.3•butyltrr.r glywl, and g1~;-er~l est:rs, such •s r;ilcc produat, poor taste, otf taste due to the thermal degra• tin, Despite Boyd ct al.'s:lebhc tiiat the vnl,:uic a:~tteti dttion of the smoke formar tnd/or flavw agent;, the 6b Jistill witLout cherrrical chnnga. it is trha, presence of aubatantial pyxiyais products and aide• the tnisrura of tu s u)ut.:risla µizh tta fi::.i :-'ll1 lrt.d stream smoke, and urulghtly',sppear;wce. a0 to subswutlai tiserrne1 d'_.:cmlwsluc,r ., •..~ ~;ustl~ Qne of the etirtie4t of thr-te pi'opoaed artiaea waa tnat:;i.ll ar1d to Litt~r GrT ty3tG~. $ircrila, y, ... described bv Stegcl in ll':S, ?.n. Nu.,2_W'17.6M.,Sleanl nrr.n;.wrdlir.li !L Pnt.:Vis.a'.2xtS Foyrn i.,r. t,..,. :.rai proposed a ciQarette subatitutr wlilch tncluded an ab• andhi U.S. Pat Na: 4,325,54-f tu liu.i,tit 1:: ,a torbent carbon t11e1, prnfcrably a 2j inctt (63:5 mm)'rfek 13o1o at al„ ir. US. Pst: Nu 4,34610L !: I. _yc,r V. of eharcoal,,whiah was burna6lt to pralcee hot gaa::e3• tT tmc,w ing artiel: hcviag a tit:1', nxi' A•ttll' . c. r' xr and a tiavoting aQestt errried'by the Aul, which K'aa paa:;ag;,-Vay usd a t:couthend chailnt»:I :.;:• ..; ,u fdapt*d to ba ditdlLd off il.eld.at te t6h prodl,n,t{,3oef .l;rr.t. TSca r•••.!1 z_•d'. . ., the hot gtsea, Siegel also ptopcs<d that a sepantc c.r- tr.ulciiag rr catr rion af rrcar.stiurett ;~~a ' a:,a.b; ricxcould' be trted for the flavtii ing ageat,,.such t,.si clay, t a e~:~titiiurc: sJthouLh ttie ; =o y r 14:.;arl and thst a smoke•fortairtg ager,t, such aa glycerol• :ouhi ~it t;ia a u,l:,tir~ :Et, t,N be adail.xed with the t7uvoring 1Qent: Si'eytel's pra,-,~s~i ri~t aanl : c.lt ., ;.: ciguette substitute wacld bc c.uatzd with a ccn;ccr;- (SC`,IC) auri :+tt~, /rpt:d etianr>71uti,an.W.pr.v•'ide.aN s..J t.o foree r:hr hot gsses and Ro^>c+riug fgen(s to flow Qrnnuir7 ?f WlOiccapsui , r. toward !1^e mouth of the user. It is: bclle ed (:at the e7 beazyJ l;enz.~atr.. Up<i: r:; .. .5• prese,i; c,sf the fl;:voring and/Sar smv;ke•ferTning agrnts s4Mc wl;cre it we_, m:ccd tt trl thr tu~; nf. Sieiel'3 artiCle would C3WiG sllt5:dlitlal ch: hurrif,Ls rzil. -f c t1i:4' )I th-r. •,II -gtaAatinn of tY•ou agrr,t. u:r: a„ acte aine r c ::rct the gf.uwAr-. ,. }.e adon of aa astwol' or a vspor. Soora of these praiacta purpotted.ly Sst+oduad an aes~qsol or a vapor wisliout 1y hest. Ses, ..g•. U.9. Pat. Na 4,234.089 to Ray: How. eves, the terotota or vapora frorn these articles filil to adequately tdarltWa tobaceo emoke. Some proposed aerc+lol getseratiag sanoking arcidea 9'•d . ,,
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3 1, 71 4;:082 4 v'tt.ll'r atatrciirl. Thit ;-,alrra},t r^t+n[z 3!y frmmr-L rn pniiinq, and hrto the use.r's rnouth, akin to the smofceof 9~,';)~nl an~' rfr Stnn !7nneTrFr'•'t itttrl tH!` U;`iiSRtlrarP a Cetlv'CtltlQrtP1 ^ifilrat~, -,;.ceL Ir is t~!i!a:~'t! Et thc Ett}cir.,;,f Rc;it -t s!•, due Su,oking rrractes of the in!.entlon are capable af proa in hmrr :q th'z Ioeq fitel tt;d, awid rrrd;t:~ inxutrlc;cnt dqcing saMurxri+1 gttqntitic.a of aerosol. both iaitla11y x,tev.l Gom the Rertsu;l f:tnier tr• k ar .c..cpuhle_ cer•e- 5 ead over tlts ttsaful tite of the product„and are ujrabie N•!ly In 64% raly p'rfta. 7ihn u,+) csf ntlr.rcv at,eulrs or of providioQ tke usst svirh the seasAtlons and benefits of gr n:ar~ vaulrl i•urthvr ;mt„;x e.r~ s ~1 dellvery F-anvwfo ciRx.rotte smol!lnQ. Tha Morosol producMby the aercraol r`f th+, k,•rxt nr;dicd tn v.tpttira twbr %vo,J1 o+a.rlrl. 1T~-(e• genc,st,iitg mcrn. I. hroduced without tigniGr,nnt ther•' nv,,t, tr>r.,l a..;r•:,0 deli• tr°{ wou!d epperrr Qsp-qr;e,nt on tanJ delpdatiun and is advu:tageotuly dellvered to the i' t,•••: ,)e'r !:,rpo rrtF•cs nf !nhr~ r cr tnt>Rr.r,o aahstint!e l4 t!.t«~r with euCatantJttlly redv"d imauhts of pyrolysis wud incetnplett cnmhl,aNhn rmdueta than nrr normslly' iirc,,ev,.ts r: , t:„t+rt:rvt rtnrtPe ':dttlCh "tP~tY tlat t,,~ qRtta,prtd't7y,TLVn*•cnt3VAtl1uletu.tt.. 6t ~tA!71e t,t t,;;. t.v, , 4i: g ar ti<ctA. 'rha Rrnsll''h.el sltm:ant utillse.d in the Inveatlon Is leatt >;?..5 Iret, t.d, i,s! E, 1• 17 '„ piap+lmti a, amokiftg ;hat O-Cut JA ,nmito laaSth prefe; eb1'.• ir«t th*lt about +i': 1~. -M[1t t: t^.k•rc•rtr f, ~ -lr[rh 1VRa ic{cnti~1 tc+ the 1!I 20 mm tn langth, and hst e dea+ltv nf •' 'rL.t ttbcut0.3 nr p•.ai et.1 r c-t.t 'l,At'"CSr*t u!ed a dauhle gJce, atore ptnferabi~ of at 1twr '•T.7 Q/ce, as '^svrity 1{l,,g cf t»ha,Fn lct iiat,t of tbe etj,nula• ar c:d'c:a meaaarte,.i: e.g , by rttetvary t'Ssplacr.n,.r t. Suit.ble fltel rc:+~ r,r+•:-S rir ; nrz.nt rf t3o1lN'at• a, rwd cui. elemcntit roay r,e essld•-d:et frotrt cnmatinuted ~. Ilact 17 T.~. titTl!aL tnl,arrc~.sratrd rurl :4rr.'cteK a.o or recoastitvt,ri aub9titute. rlr~etaL~sl .n lJ.~. Fa+.. 17;a. A,.U),gr" to Lanxiheti et al• m and prefetahly ct:ntait, c r. Prefenett. atr.i i.7 ll:S. ^al. ^+rt: t,3,1,2'3 to tturfiqtt et ii; J?urt,, fae.l'elcmr,te a.lao ar7 Itroti<tdctt re longi.' pr«,n. Far ^rst ~ i N)c ti, t Fuhlltrsri,~n l,lp t t'r,.313• by tud±nal pasx g~-wyt, nore prafo: a : trt S to 9 pas. -t sl., uczet i}x"t > t~iJan ~tr;,tklag art ^a*r. iss,ti inq o sagowaya or anre, which ttslp to ct2nr.ru1 t!ie uansfer of ry^"l`rv«i t!~Qn•callui:~ie lext sa'tf-+ tvifh an n.vi4l hcrt fr9nt thc si+unlttZ .",Iwi edetnent to ' -!!,;•^t. 1-?~-'jar'ay urt:r#r'. i° t~9 r,z: iua '_•;r•uid sutr'cr r.vrry z4 leR m.rat,eri,rls ;~i the srmxaol g!'r.ersti c f t:,r ts.r!r t+=r,hle-ta t,t thr e;*!cir~ L rr:r.x-:•d b-11 E3nlt,*t 1l:dx•entssgci' tely. !]se ar.rr-t irt- al' cludet Aauf»t,atrt ot r-'tri^r• n, cat suble Klcicr, !n f:.S: FrEt. i lo; 4.era,:91'. 'tc,°tlh.,t ",atolt• ruxtGtial, bcixh:s oa+r ec IDrii•, ~,rtos^t for'+t+lag',8atari- [a9 dt.urr;r -vtta.1oln{{ ~L.y eir•iRrskr cFnn+~l •:rhtr.ht ala. Prelferabl;', the Vv:rductiie hnat axchan4c relration- svc•pt du~n'a tJ:e ligbft~s ef tti.r! is r.,!i•pie ~ly 30 s1;tp l+et!wnest the P4zri .nd the ttrrmt gtnnrr*'r„• is ttr'm th-t e~cent+t,eti;0 sh~a„tKS l+v: a tlre tsnl+tant .clas.rEd by ptOVidtHgl A 6tut rnnduch' U u, ll. Tn Pr<sz.r ?s t!;, flf•htJr.q nt•' !E.a dir.oinr, ftar,.r .a a rnetxl r:nnductvR tYhirN e^u•.Pr rr i,PwiriA7'C.Lt'arM !~;( LIIC~•nir.e the hrl4,.tr-+"rrr..t',St.1' P,t,•_- anct'he rL?ef•iN •. .~C.n•, u,g: nf ;rl* t-rtv:rsn th+ a;mb+t-*ibtr n• hrr.:l:c. atul tbe ducts or tiRwfsaa hrslr fra0t5 tae ro a{x,kntak:a chf:rrar.l• ~3tc!,er's i~r~r ,.a:Triresi.e ~t•s!I rlMV 3s the aeros,nt g5txr>ltin; rett,tr~. 7}tl} h a; co,nd reting tt'r•fr_ ea 7 rinhrr!iri..»i F`+'at fnr 1?rr'JI!•{,P 2-1.1 (Ailrrf,?lA- 71MIDbRr [+tefEYAly CC+ntt+a+m thc lbtl rJerozrrt 9.0 tha d.ts I)r rttF?i>9+,'bl~ tvf ar••o s!rr•1S,th+g In r-r nRi'Mtfl S}trNnn1t15lt tnEane ascrued a1 te "a r< per"rt of (I"t~`r7.. ;r~ ;F.d tryrlheiw gw.1p!.elaA tra.l.nn. an.l: e~rf.r+61y. ;- rsr.assd'. nr , tth a hr~ci, h. ;wR 1r.r.c->•1,,'tln5 t,,rcir,p^ .'.aar,;.ta •fi spa~ rtl lkr+m the Ilghtlr,a end o~t}'sa fue•telament. ad••.n- t....~y w1.. •...•.R.lf4. t•:... -.f.Y-..: . 1.f. .. ~•t,.. .n ._.0.. .Ty t~... L..~...~.. }.•~ ~ R..4*t• ~1•..1..r.. .. R•wt ~ct<._ RfJi.: •sr• S. nr.n'1N aane.hnrSia:ra,, lf. •.. .w" t+n~•e/ ~ re.n ~,nrr' tn..•rF•,~ .,urr'. rIQ)irin* s.,nJ. nf tliefuetiEJc mnt-cJx11 Ns1 vian?e -itJt tr,?tri^ pu;!'Rc•i c-~i• htt!.tt c<;n:'ttrttirg rrfrmµi*s. More prcfrrshly, the heat i!r•v_ 3t,xeti qr,n•ir•: t In aa op-rt r-ei1 snr~gUrf,•+.~ t coedunt{ng :nomuthct al" rncloses,At ltnat e pttt2 of the rnia•r' ',t;th v.;,t9vz ;-d' •i'?+3a ,•nn„ti,+s., •.viten <1 .ub*tt,trr• fcx lJto entraso[ fot.ning ntNrerials. Alterna• trnrreatatn,S wlth .n ,a,r.i••_ :% trar.{ rr, tivsly,ns:Tr~ '^rna,i,uthreuontrJnern,..viM'provideL dispaaac n arr,al(,e trc-, tehacc Ilke a±r rnn. to enclbv thr ,r•toat+l forrrting MatertaJs• Drtt:f:c ci.,molrs of !r•erest rn,•l elr5ry. rh-*e !R trlil~ nn Iu additi-n. •t le;vt a pert af the fuel element i+ prefer• a:racsk+nR wtiete e-i tne t?iatP+t4ctt'o`i pttot:.;r.s +lic l;enr., ably pro'a,ded witti a yerlpheral itvtttJstinq member. ;)ts er,d advatttagea rs+~+•:irra;,l u+ttt ee ;: tdr : nl cigt• sO 3cch Li a j.ckct of ittsulastinQ flbers, the jacket prefers• r~rte ttvai+:I!vi, wit;mut cl-1t rri t{{ tttr cnrcii:leiaNle bly bein3 of cesilicrt, nrsrtburnl•nR mefcrdt at least Q.5 ,ur7ririrj p( ir,cort:rlFc^.' urnryh.:zdc.y arld pyznl~~'s e,re t.h,:,:k. 'ITtis mentt,,~r r.duccs rtedinl' heat loss and rt Y1uctR kirarat^d F•i .•-na'rr•-d•-nst !~;tr!lr~, rtrirvt +n r;!rin:n}1 arrd dL^ect(ng heat frnm the fueliele• STJMRAF.Y f`P "t'Nz7 t~r~ j~: l~t v mem towx*•j eh- set~!wsn! genernting m,rans rnd'in rcduc• » utq the rh:-c-Rvs:ng pr•,perty af tbe f+iel• 'Che preferred Tbe inscntirn r.csa{i?nLw a srro4izrg arr'cit„prefrrr,• lvulnataq mentlyrai cnmyribe+.tleattpart ofthe fbel. bly ln .igat:tv_ furnt„ ti•,hl:.b t;iLtrr; t small„ t,cgh dl'tt- ca-rrFut. ,tr+d s'vancz!g-ausly aClta.tt pa-rt of the aerox'l itv ,•nrnF.ustih:l~ I`j^I ^ie•mt'tt It+ w:th +r gcn,rrr.ting auss; 14-tr+ch helps simulate the feel of a ph>,-ficRil; uar,ac' gc-nrrvai'g ote ns tvb'dah ccni:rntienal rigarette• n, e materiala uscd to insulate ia:Lldt-+cAne ~r more a•.-;sol Nnr,dnyt P;of.r- rr7 tile fc+.l'eir.mcncattd thc aerosG^l atnerbtirtry me+nR nay ahly. thC: eerr^ol fjSttcrwtinq ~S~k~a.. h Iht•'rJtt+~.i.c'i`•e w• the -A'i1 :. ar: r{ifferent~ ttr~t . xtlranr, ,:r:atinn=;tiip ~x~i+.4'.!r' fU-1 ,r .r:ent .^.+td %^t Fe~~a'~se th^ fuel'eiemrnt is ral~sivelr~ ., , t e aot. ar lc+•:'a ix ;, c_ l,;lr.!iirt •1 .».n.t'L. t rrr.^r.obc•.t li1 hurning f•,re C"ne ii, 3f'•t'ayt c!"te tc• th'n .rr .,71 $qnerat:• j t~illr,nr t ;i d:R, rn[ + r,lur,• "r,t:li,m•,. ;nq rne,xns, W?';ch :nvi-niacpt;ar5'rr '`ieretr) and LJf 'ty ~+ t` ^!i:ci' 1.. i' thc r..Snhar.t t,•rdar.:.: ;f in em, thp4 roSl~! ^tlrn.i~~c •rar•rr.;!a il1 rhe. hc`<lintCnrt. ,.+'ht,h Ne. ('t,)vtr;ra •vith a r'nltipl,~ pti•.SaFe. .,. g ..-•S. ." pr' ;i \1'.A'J t^1 r'.._ : l t t;tt. ~ h~ acon.1.,r:'inq m_r»,E_, sndLor an tur..r r!r . ~s•3 tLr. •, :I 1 .t•,i~~~ i~.:,le •i, _n:.>cr a-1~,t,• . S ch r!'^sit~ fuel rnare. ,i:r,,:
Page 9: xhr37e00
4,71a,p82~~ 11 +) ,.. hri;t.Zr .'11UR r'ti.t.!St° s~rr.ll f.i<f Q!!mh:+µ'tlll. F':tr Irr; "tough +n N,tt11.tIAfR tli^ llrlilij( t(!rIC Clf a 4 Sn~: t.?,!.tq•ttl r•iqarltl* t;.~~I'tltat it'will'nrovid; !it7ci-r.t. nn.rfg.)to g'nct•r.tr. ti:e i+qitir0ii y.rrtoun's7.f', 'rer:J±h1.Tfr~ +nae tha a.•ro•ol R:,,minK tnhs+:a.ora ts phy:dct+tly S r.c,xrsr~ frrn•t tbn (1.tt•,1 itit'- .p~»tl tn substan- tirily !c+w-r ler.a~.'..!)tlrt111JP11 a•'r• prr,r^-1t in tlie burn. tJic:- wRl 4r{trxrlar+nn ftf the nerR'?fMe forc^r, 'Ihtr sm^y3ng ..r•trlft c+f, the rrssent inventlon, nnr- 11) .,rf1 ie !.Y?~i+'^;' •t.i'h . n,rrsrhfnrl p!m.p inta.rding 1t-t>t.l pnt-sge: for ctGJh•etfng t!Zc 't••--1 hy tllc ;crOs+]l ger.(rnting frs.,'. •sbl}; thr, mnu+hcnd pi"cr irt- rln t+.•nu^r, snr:h r+e un anuulea ]3 ~ tiou <•('utlt,r.lr • tn h'1p tinsrrltr, tlte ftc; cfa non,^~tinnei ; r~i .'t> ^;r;.t•rina.~ nulr, ttse erticlr, th^ t.."rC G'rer0.11 ain.; nsiilP•.t1 e oqn ~tMl)t`~1 flign^ rnr.!- , e:r.,aatlt tR~ t:,r-;!.PNd la-r:n wnd thc t,'; •!'- r-+n:u asuelJy c-t•7nd r•, c s'hattt r^na•hsif 20 or ;n- ' :~r li^••tgnc cf tb-! .rr;-lrt. ,~Jterr,eN' ^!y, the &ra1 tti ;-dl rt.~ ,br^-t-)! jr eeritang rnt+ra nuy bc t)^.'9t~14'r `!11lt`t~R'i•1ri1Cir p•w2fTEil{J.or eerr;+0l drli~ety rrr~ts,c: f•r ;rr• , it!, n:eprt>a'~, ii.posable t+r c~taaMlcr utouilvr.l Thr,fatc~ing r.r!r!,adth,.y,rc i•+vrntiart al.+,l tney lrprlcd4 A r.4ssge rf n):'p t:r tr,*a-•nn Whic!z tr.a 'x t•3-id t0 7/tft. ! InhQs:.Z I1~ .~,..,. ~•• t!i• ,leYtWoE Tt<.A tQbnC" nlz,ugE ,rMy t„ pf>:cr t(.,I r..a thrt .,r"rawl gtr,:rating rk'-rYt P!IGi 1I1a ^7outb cilri <}I r';G tr2HO:: F:P..ferattiyi.x,tt. rT^ntrr Er tfr s of tohRnr.;~ M{~0.r-d 9rnsrr d th2 Fr-sris.- fty 9f the r.ertwo! gerrTattng htr. It a!,:o e:;ty ss ra ina:!''aL,~g mrmhK »cd hs!pr• *irml,,ate thr., ars'rr,n r.-tt3 fe~l -4f A r.:ns'ltltiQtLtf Oprpr~.. A rnh.rrc :htsrgc Rl." cv.:~v tsa mi.o,e,f ^:+idr, or u.,te r+; the tuC•et:slte fo. Lhe vr`>`rA+pl f+traiag t•tatR-i'ti• <st5x fur..h ts .fL7ti'.Lrr.7S pj^rl'1: RIiQ:1:L%'hr u+ftt~fl:•.~r>;!•a into the rIt1CIe to flttior or erhrn:,js•* rRxlif,r• th* z2rry^Ildell.. to SEf u-cr• :?i»tsk[ntp teNr,lcs rf th- l t, ,r~t in~•. ,Hr.": ncrmally a;,liza xyl;*'xnti'ttl •~tr fac" ,zt &^'•.~lUn* ba.is, Ctttt r,rcfy;abiy aa a t••ei¢ht btt'•, t1'•r eon.enicnrtl r1~i. rr:+trs /c prvrr,ce au :pronr. artc v,?I 'e.:..1+, ~t^.-ove;,. the r~trtcrl drllwe:r'+O to !hr t--onr r+or;t+slly ie'ns'rcn itt pyrclyx+s and inevmhlcta cr"nbvtei;,n psn:a+••'te, dve to the nndlgrAtled wrc•-,:1' ?irns tlta .Rrvroi ncr;cr•!ting r~cun a+r} hrcAUtc thc : ttcct.'it~h dnna'•ty f~3cl element, r~c,caoitlly vt c*ctr.n,ilrm r.~* F n• i:g a I l t»ittv of to•lgttu. d',-v.t rxtsag5sv.ya„ t^rr±iures +.t+rtertihil• t-aue+•it wnn„sotr r; 1•;~t,lyais •'~~l,<nr in.rn nl,.)c, a: r>>ruatii~n ftr,.J+l ta In ,;^tr fir.+•cn to t cC tt c tii;r.zl ri(raretrr. et•c*t'a'i,e, thr• fr-3 r!r:.!rr+ vnntrrdsh t~rirzo r othrr t7~11C1oa1Q t'Ja".{I~i. 'A7 oa*rS hr.ir±rJ. attd'r~rtlL fr,: t!:c p.i+F ?tc+ r`t tttt3 eFf,CreNi;n; .•a•roWl" It •it(InPrt tcr in.alu•!h, :+p*rt, p.rt:det, Rnd +h•e 13k . lr.;th • t ih!r. ar.,t nir :,ib;e, ~r d e,p caJiy tho.., .c,°r~ r~ h.r rl rr i r y t,n tyer r r• 1r~ 4e L'3 a. Qanirtt~-! :ry acr , f it,~ hei, f, :•m g: 4itr sti,q f;ir,l .lenrcat t,(on ruh* ~r.::~ v tnu ^ed irNty the ^c. aw1 g-c_.•a!?hg t; 1, a: f:•'^':, fl_:- 9a thF rat ';1a= .ll •o thc t ~7t <,r a,r uir.lvjm %.IlflJr N~r'.'lg ag"'taR: 'irt l!. • nfia nt? angr a!ly r,n l•hy,r,ofr•Lti~ ,•ll} t. .j r f•:d.+Ge 4 vt lil: r.er"•;al ,',.R.n••t, rn/r1. the tfI7Y, ^o;i.t, -h. . !rr.Nt t.,)s :ai r,, tngr.. c r, + ih- c.r•••. re;.r..^.l/ir`~r.•luSl';rrr! .:•~ G.sl n!nftitq. at;_r tt3V. r1ereertt :o the s.erusol generating tnGSns substandally' tbrou;h^u! the bmning F+esibci of the (tseGetement Con- ducti4s he3a eltchAr,ge relatienahlpsR oaa be achlewed by lue.dtl.ng tha aerceat genen.ting mexru in contact wit;ls the fuet e1-•r"t and ln close proximity t0 the burning p,rtl,n of the f,rco element, and/ur by utilizing & con• ducti'vimembu to transfer heat from the bnrning fuel r.r Lbrt..:, or •I genr,+ai.,,y n,u ~('rcrcrabiY both ra.th odt rf prttvidtna coaductiv4 heat trxnafer are used. Aa ttrtect i'±+trrin, the tt•tt!ri "Usaulatlstg mt:.ubar" applies tq rll ihatirsfkC4 w^fiich art nrita.rily t+t inssenton. Prefar• ably, tlse.w cne.teTista do aot btutt du•ing use, bur they mag ir.altt'Je ssow l'urillisf carboes ead like tattterials, and tep,.+cinlly mittctials which ftrse f7ixing tsse, such as Ibw tetnpe±stu.te gsede.l ^f g!Axs',i'c::+i. Suittt9le lnsule• trr,lj3ye aa thrimel rtn.•:d~3rttlv?ty, In g-ca!/(sec). 4 laat th>m nhot.t q!'S, prt:fi!t•lkly 1e3t th.n 96001 h C3, rrrst pr.fcr,;bty Irst thon sb-,2ut 0.005. SM, llar.tr '' C•At+r cnf !?' ir -:rr,v, :d'(4th ed., 19b9) and ,fangt'r fr^-•1h*!k .•+f r"l - JGt, 171-274I(l lth ed-, t9't3). 'fhe srtc4leg eai.!e of tlre , rrtc,•! ,i:, ,rfon Lt de• srti4-c?i lia g-•at-r Retaif In tbe rce ;nf,n,'t,t7 rlrtt,rirglt 0.nt1.. in 1FeQ,^±7tipdnin of t.'tP~ i tir.•.n u~hiGh fr11m•~, 21 RlLir:F ' ?;L4;!'.1A°Clf),' +-)F 114 " ` f,AaWItAGS f'Ie'sQ. l •.~sr -r., lana;•urilnrtl'rctlbruJ ~de~v~ af vA(fctl9t:trvj f+S.{.^•'e'•tt Of tlt4~ ii ",ntiorli 70 PISi: lA ;t a. tt:>•tlonal ~'ierv of the em!tcdi^nent cf F1G. >G trYnn eloag litata IA--IA, lrr Flt:+. *• FlG . gA it! s st•cKontll "ir-u of /9T c;i ,.•!.nt ef no. xmItln lbtft 1A.-9A !r rt :• Ft0. QA IS tt aer.?jnf`A,~vi.•-.• r.rir..r rl.l 11 I'lC3. 6, W rrs a.Mtt# tinnt F• • iis f•1t1' ': FZC}9, 1A;, 7D, 1e:. a,+d :° ,,:re end ~tr•us ahowinq vsr(aua RtnJ etet.uR.*t p+tn~ogr•avj§y conf!gtvar?bns suitable fnr aae ia rr.ri!+sddr+~.* nt t!+c (tswendoa; F7G. aA tr•:+x+xO tri.a+r of tfr. errmbcd.tnn^.nt of ai i*ia R, tskr-;, ah^ng 11nr>t: ?--* tn F'f+3 it, ptn. 8P Ia tta mlatgcc! ^nsd vie-• ` tLe ia3•talllc crn• taiher -ktp!^yctf iir tttrp r,•rx~-•.xtimant of PTG; ei and F1C}. g3 i3 e lf'ngir.tdirr<.1 ><ecti4n.e1 rlew of e, pre- fcrtet7 'o.d rtatmrrnG pas.ugewsy ccnfig'uat9nn sultable e3 fer vut in r trbadirtsr~ts of the lnventictt. 1?f'.T 1IJ >wL) UFSt;'RIM 1(Jlu' OF "CHF IIVVE,d'1•IOP1 Z?tc ~r,,b ,~:1Ltur•ttt c+f tl,c inccr.tiqn ilhutrar-d in FIG. ;^ 1. w+,iai+ 1+,!feraW ~ him 'he oti'v'All' jitner,iona cf a cona•.±otior,al ciguate. in'7iud'±t a sL'arr, about 20 mm lr,ng• cc3mirt.tlble 1te! ele^wnr 10, a-.butting aernsol' gcttcrating mc,uu 12~, nnrt a f')il' tlned pnpec tube 14, a'Ittch !oru^a the moutncr..r. 15 of Vie srttCl9. in thiS. ss ~ntlsntlm~o+. f•+*I •fanar-nt 10 is eatvded or molded Itenra amtalaltrq cotnminuted or rcr.csrtictittr:ed tr,+hRCc'? anr Jor a tohYccsDltlbltltute tlttda tnincr ntantuYt (If ' rah raribta ^r+r+i:n. And iF pr,.)via:d with !i+• +r){ iu~,lnt !•' txtenriii,g h,tie! 16. Se- f"ljjure IA. E~l 7?,e ,l fbe* rlk;nrtit 19 may bc t'tperect'or irrJrir r<i irO dt._-nctcr to irnl+tnve casr ,,.rlightor'•g. Ac.orr,l jrrcratirlg aret+,^s 11 lnrlut:r: s p,•rous cir- 1~i^,ri ctass1t 'h'hici!dhprctii'r.'rd ,vit'!oar qr mote p0.S, R1jt1 tT aad is irrir:as.,a:ed v,ith ona c[ mnre aerosyl! <! :i t•t i,tg nRl.:r'r!i, sizch u trlethylenc ply,.e!, ptopy!ene giycrl, g)yr••.rin, or :nUeturrs thereof. 1"`.1n (nil linr•d hulr•ec ttiFx 14, which r>;:--s t!•-! :nou''h- tnd pi-re ;;( thc sf1t'rr,7urtds ~rrc+.^I ..- ..2tinR. N C iV ,^ W ~ yC ~ '. Q , ;l _! . , ,,. • . . ,, .~ h POf
Page 10: xhr37e00
7 4,714,082 ran"n.+t 11 nnd thc trt,; npniigh;ing ond r-f fi+el ctement in r<+ th*tthe foJ li.zc•i tubc is sFac-d Itmut 13 tr m'frram ths Iig.heu,R aYtd of the fuel elsment_ 'I'Ue tube 14 c;so fn:,a, r.o aerasoi dellvery p!+•.aage to b~ttwosn eha ar.ra- 'rri gnt+anuiitg mr.ara 11 an l rrir,nth nnd 16 of the aftJc!tA. ! Thc rrot••nec of W lu•rrl lut:r 14, whil;h eouptry the nCnlilrhting end of f!Js1 10 to rt-rc-w1 gr.•ncrat,•,r 1:2, iit- creuca lacat tran.alt+r to tho eaTonl a:nerpt>.,r. 'Irhe foU alao hnltsl to cxtlr+guish the flrrt conc: tlncen aaly a uttr7 r.mot.ctt Uf'thR ur,hurned flrr.l tttn.cinR. 1!i^.4 t lcas thrcuga 14 t;h.c fr>t arta:a><hrrt+ink •,:.+hish;iatMa to aztthqaleh the 6r,^ .,,=.r T'h-forl tued l:e thtl tr.icit Is rfpirtlly in rt+,"I +. m?l. i0.0040 m•.a) iti thiclr.resti ttut tba t,,!,, s l: ,i ntt~',?~t tba typer rf crrtd-u::nr t:ntployad eu.ti• b•> vrrt.x; cr, tr 'i ••r, ~+i,trr~ly iny A,mlred dcg.rtsrs of IS the fuel elemeotto provide for eonduetive heat tnarufer. he,tt truuF-r, A void speae 62 fonmed by otvi 18 also helps to itthibit '1.°ho arriclh 11:ntt°ntc,l ie i tC1. 1 AiAo InClul.1o3 an op. miQratiOd of the. ser!.w•)t fortaer to the fuel. Longitudi- tlo;ul n:au or ptug of tchacr-o ;l7 to +raitgribnte davcr to tutl patp,tgewa}a 1Q and fiy t,re provided to pertttit the rJr+ rrtrxv !- 'lbie rot tuccn che.r&e 20 may be piacerf at ptt+aaAe of aii end the a0krWoi formin8 mnterial. Capsule tf+ ~;rh ^~ ± oft+ar:+on wxA.•ur 1-3, Aa ahnv.'n 14t 17110.1, or 2A JS and Atel ele:nenr 10 may be united by a -.onvcntio*tal it M•y-1i.: >slrc-fin pe4.*0a 11 Ar A ta:r.rion ay" frrnt cigarettlt paplrr 47, as Uluetrated in the drawing, by a aAm=,?i qari-rzrt-r U. F^.r, xpprj~rart.c :ske, tl+e uticfb parfcrated crxzat;a psyer. or s trtetOio sexip or tuk>G. If ntay vtc.)tv7e ti cltrir,•+a6 lo^:v tflie'r-ncy cx.Uulore ttrxt+ne Qig,uette pttparis u•ed, a s;rip 64 neas• the sarr and of the R1itY 1, pnutior.rl at or neu the s-)c uth cnd 13: ttoeS bhonld be prtnted, or treated with aodltrm rtllcate or T'%!+ Mbod171,ynj~ of the Inlrrirns iilv.et"teri in PIE?. 21 other lcnown u,A.terial.s which crulr the p>tiprr to etun- I.ir•;:liu!w_ a+qortrnnt.t?uttii+t-Carl^.irtr,~flt24.xt>nut1U, guiah: If a mttel fi+il is used, itpmfirr,0iy should be msa loag, cmttu;trd to turr~cl gmnc.xti~g a+c+na 12 by apasa! a.bou.t' to 12 erus from the lig?ttla' end of the * heat ccJn,iucdvo nnd ?d rn~1 rv ,1 fs,fl I+." pnget n:ba fuet. The '',ttite lenRrit, of Or erticla may be over- P, whieli rrlSO leerls to t.he tu!iuth c41d 17 of the article. wnppstt wittt ctauvenr:..a+at clprerte pa,per 44. ,Rmsnsctt IRr.erzdc>w eneasss 12 ttst:l;+dt:+a thcrmally ltable 10 The emhptfl*;cnt si:ot+rn i.n, FIQ. 3 illuattrttri the ase carhon+,"ac:r, tubraaete 7-e, svrh u R piuq of Forous of it subetrate 61 isrmprepsated with ane or ntete rrroaol ca;lo•r, w FJrah Is irvapreqaetsd •,;itb or.•q or rrtrre tr:4r+eev+l forrr_Irt= matettrts and v:hidh is embedded "itbin a lpsae fotrxitag tr,ev_at+. Th4.t erotrc+{tPmcrrr inrt,t:trx a void n0ty 6JT in Aae1 edertx.ni 10. In tbistype otembctdimttttt, +tvrre 30 betv-ceat the flar,t dentent 21 lrnxi +hc subatrate• thrr aubeirstar " tu>ua.ily to it totetlvely rlp,id, porotttr 24. i'Tys lmrdert of the fbii 11ne+1 trabe 1:4 rur,rottnr?1nR this 1! oostenihl. The eetlre lrngth of t.bte articte may be vritl spar.e iarhtttep it pt,.rrxtity of pMipittrxi h:+in 33 wntppcd with convet+1ion1J cipuetta paper 44. Thia wbicb prrmit suffiairt+t air to ea,ter the w;:r! •Iwes t.+ emhodl.rveot may atian luclude s foil strip 79 to couple prrw&ie rrprapriata prr.±.,xta dn>p„ NO elettiu+p 10 to the crNuioso asrt•tate -uhe 40 and to As s b,+vniift FIf;S. li nar! I'L the hr-it catviev;tinp htlp eatlhiu#slk the fur.l. This st.rip is spaced about 1 to mreW i.a4lntle.+ the cr,nd•activ.c r•-4 36 a+rtt the fo8t tine,3 40 K' atm ftt3vt 11,:7 liphting ettd. tuh!t. It, b•eth of whieh are rvvre j ftvm .he lightinQ end The Amhcdimet:ta shown in FI(3S. 6 ttuouZh S 1n• ,f the fuel e!c:ntat. 'rhr rcd' :G is qp t::rd ttxout 3 ntat clude a re.+illenr ittsulrting jscket which encicclca or, f+otr the I10dhg end; thA tuhe strut 11 mm lhc xr,d 2+1 tvrumsctitxa the isui o!ament taJhaulate and help can. it pr&fetebiy formed of pluuint•:n xrrd h*.s nt ietat one. crnttrate the h-at in the fitel element Yhesc embodi- prr•far1bfy fr^m 2 to 91 prripbernI1;r,"t-n 34 '.hr.rein, to rs menu Llao heil, to reduce any ffre causing potential of .J1ow elr Frt,ax q-3 th.r+augh the tuNta.tc_ lt!e r,-^ctr Of the burning firt cone andc in some cases, help simulate F'IC.?. 1 h,tr the t,l+rrtr,g; th-c tlle sit intrt<rihcsd irrto the feal of a conventionsl cigarette. vrtvi rf~-e47cont0r,llr.+r,zJd;Srloa t:rr~iu^t.h.~ ~u.+e it (n the embollimCrtt of FIG. 6, the !'Irel etetnent 10 is is n.^t dra-stluough the karr.i,rIt fu-1. provided with it pluftttity of holes 16 and It circttm• 7;•ie cvt!+aiim-,t illr+tttat~ in 1"10. ; i,arludhs fue) ftt mcrltxd by e: rrsilteat jacket 72 abvut 0.5 mm thick, as clrment W„a!-r.vt 10 mm iong, :vitif a:+rgia aAlittboie shov.n in FIG. !tA. This jauckatib formed of3traulatinQ 16, Aqa:!+!; the I1Mhting end of the fucl element may kA fibet,%, such ae csrg3nlc(e.g., gtasa) fibcrs or nonburning tajbot ed or r d!crd utdiamctRr to lm{t'n3-.•t e.as'-of light- cathen or gTaphire filxr. •T'r,e aerosol geneistinq means ng T7,s nrtMtatn 3.1 af~ttte acroral geucretor;i ei grAnu- 1: :r.rnpris:3 a lwro+xs r,.arbon rnass 13 ltar'tng a stnplb„ ar et;-rt+a.41" rt-Airlc csz+`oo ~rr ai;,r-i•,.n jmpr:gn-tted 11 Pyiai hole 17. ':vith r:ct ar.mw'o) fotzning ,r+.teria!: R nxa+1 of totscco 20 la tb^ tmbodiment of F1G. 7, the milicnt.glaas flber + ti,-tr-c1 irrrm-dli+tc?y tx hin i tt, r x~;trarn. T!ilc autirie inst latingjA..kct 72.un•aund4 the pariphery,oSboth Neli is prw*id-d 7~4tdt a r'cll,tl^<• ec . tc tvhe 941;!n 1-:iSF:rt of nit'mentIO and .1ro50l geoerat;nR me>o:ns 12 snd is pref. the fh!! hnr+11 '4,: of pr- ii•Ir. t,t;~di~trrlu T'Nii tubc errhly t low tr.vxperatt,ce material which f•ISrt dtuirtg Stl ir.ciu~les an a^+tuiar t~_ds~e 11 of cr!lrrli.us h use. This jtti;ket 72 6 cverwreppad with a non-porous n,<titr taµ• trrrunr'ing arr nptinnil ;1h+ric ral~ A4 of pap<r 73, xue!t as P 47g-Sobleined frum Ksiuberiy- p<,lupr<x~}t•r.r, i`ipts;•+s, t-tytar; or rhv lit:c Ar the Clark. In this crnWimrtt, the rUe1 elemmt is atout IS m,wth tnd If, Sf! tHi.v rioment ri!cr- la a!fim,citir;ar,ci, to 2i,? rom ions nnd it iirefcrahly providcd with three or rll lli,r ~;tet=!e flrer F.It,g <S. more itrlr4 16 to incrr+!;c 9it fic:w thro,.igh the fuel. Tlre eatirr !6nqr.~ cf tlir ur.icl._ t•r ut 6:t tr;t witab)r, FasEltgc:.ac ar-a.n.qements are illustratn t~i: A~rntk , r •:1•~t. rre'coarin~ 49 in F1Ci5. 7A, 7F3 and C. pmly be t~„YC' "m a+_ 7v,ut1+ cej tn tl^ r,,vp'r.g. k. In this -r.eix~lfinents the icrrsoi peneratingmaxn.•+ 12 R,ii I+-ij, c,J .-,r'+ on ir,t ". a( r;;- nlncr t[..vA11 ,.,it:ri.rv rr, m•niiii; ,.,:ntai.nCr 74 which •nalr)uc-s . 8 the Gte1enri of the article. This rttrip prefCrtsbly overlaps the tear 2 to 7 rrtm of~tlte t`I,tei element and extends to the mouth ond of the talfacco chsrQe 20. It may be iate8rai with the paper or It aey be a separrtrrt p+ece applied before the pap,~r olterwrap. The emboditneat of FI0. 4 is similar to that of Flt:i. a. In this crrt"bnanr, the fuel clement 10 is about 1$ mm long and the aerosol generating mtruu 11 it formed by sn rtlutulrourn eapsttte 32 which is filled with a granu- lu subrxtrata or, ae aho-rn in the drawing, a mixture of a granular sutatnata $4 andtot+acco D6. The expsule 92 is crimtseti at it3 r.ed>t 38, 60 to e++ttt!>ec the material ertd to inhibit tuigYatiun of the uerosol former. The crimped ae.td ba, at the Nei end, prderahly abuts the rear er.d of ' I". I .- - . . - . .:rI i~1tAj.
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9 4, 71 4,QBz 10 grx , tJrx tuhttrax .78 ti:d,'nr dc rvt;"c.S tnbrcco, 76; one In etnbc,ilmcota of this type having low density fuel: c: Fj,,nc f~f •:hi.h itc!ude on artmct fonni.ng maicrittl. insulating jacketa 7:, •ome air and garax paus through As iilt.tuntot', tJ+i orer+ end 15 of c:+hra?aer 74 overtaps Jacket 72 and Into tobacco Jitcket 88. Thua, the periph• rhe- rur !'t~ i mm F.-rtion of fucl ctcm:at IQ, Altcrns- eral paasage 92 in the capatde may not be needed to dvrJ~; tt•e op«t en,t 15 may ah-rt the rear ead of fltel'3 extmct trrbecJ:o flttvorfota the tobacco jacket U. cimtn= In 1!:~ nf ,+:tr. e;+rl, of cnnra,Fner 74 is crimpr.d In the esabcYJlmeataf NO. 4, the Jacket94 comprises to fnrm +41 78, wi:icb is prr,+iriri whh e plurnJJty of tobaaao or an adtnisttu•o of tobacco and insuiatine fi- p+L.srgea BO rn petmit p.TSage- of garm t,ohacco (I>wvore, tien, tuo.la as glasa 1lbers. As ehown. the tohaceo jacket u4/ar the aeroxnl fotwing atatmiai into +t*r+ksol dbllv 94 eztets:L+ Just beyrond the mouth eud~ of inezaJlJc con. t"ry pa,."wge 1Q. 10 taiaer 98. f.ltt;taatively, It may oatend over the entire i''iaat;c t-41% 44 ayrtq or pre!'erxhly ovetlaps walled length of the arzlale, up to the rttouth end filacr pieee. In cad IS of raetsiita cnaiz;rer 74 and ;:s 3umaunded' by a atabodinxots of this tyFe, cooalaer 96 is preferably Y.,t'v n of rta+.kret': high r;eat+ty rAluloan ar-etette tow provided ..yth one or mare longitudirisl slots 99 on its 4z. A !eyrr rf Jttuo A:, or otl+cr tactotrtal; mrty be. applied periphery (prefcrably two slotx lA)" apan) so that va• to tha ftti*1 nad or tc.,a. 12 to acst the tow and bioek tir 15 pan ftota the err-ot gsnnyttoc pass through the annu- fTta,v therrrhro rqlt A law efl5c1.rnry fiit,,t• plug ~S is tar s,xtfor nf t-". whir.3 surrounds the gerosol gen- provid-,-d atthe roonth e~d rf the artictc; aod tow 42 and erator to •-1, ~ Ilavors hefore entering paa- 81tar ptug 45 ue ptwferrnhly oV~-rtivr.*ppni with a con- sage lA. %crte!or..l plug wyalf pcp-r ilA. ,lnntlut Lsyer of ttiga- As Ulustr*vx~, teG+eceo at the fuel element end of te>tR pnp-, $5 may ba trtvtd t>s Joi~ the tra.r ln;rtion of tJse 20 Jacket 941^ contprrrw(t ``.Is aJJia In reducing air flow 4-finlatl:a(fii~c'IC^t12 and thptCTw/l1ll'Cr bi:Ctlon. thrUughthe tobmc,~t, tbctA~y reducing the burn poten. In. a m:,1iC:ed veryian of Oe eataodimcnr of CIA. 7, Hal tlteseof: To RdcUrion; the aontain!r 96 aidt in extin- the It:Guladna Jsck+tt n;ay also he aavi It Uau of this gvlof:+ir,g The tnbasro by >xctiDg as a heat sink. This heat crJlutc+r.e s-ctar- to" Al, so that thc j..c4•:; ertternis fiom sink eti'evt hel;,s ttirttcb any ':urninQ of the tobacco thelJgbrnq e~r7 Sr t~• IfJ+ec plug 49, Ia etzrhvdu.ne•~ts of ~ surrotur,dlag the capsule, ard it also helps to evenly thi4 tyf ,e, a:aycs of gluo Ik p•eftrrthly applls.d to the dsttil:ura bcat to the tofa:r.a a-ouncl the aerosol aener• annubr sr.t:cn of the f-]!u- t?,g whJeh abun the enrl of ating tuatat, thcrcby tir±i,tf, i; the rclesre of tGbacco the instttaring JarLr.t or a.hnrt an.nt,Jar sec^tton of taw Is Ilavor comFwcettts to sd<!J.flo, it r.say be desirable to Fl,u:rv1 bmtweeo the ieslitti.rg Jacket and the Alter, plbr.e, ~ tseat the pcrtfna of the ciparette paper overwrap 85. 89 v-,tlt glue npnUal >~t cithcr erd; nea: the trar tnd of the fsaJ with a materiad, sueh as FYQ. ! iltttrtrsits e~ cn+!*oalrnent in w'hih a 10 to 11 sodiuas ai:ii:rtc, to help ezinguish the tobacco, so that it t±ttn inog elr.mrot 10 Is nvenv*a{^*td with an iac+-, will not bt:•a signJ5c`+ttly beyond the expnaed portibn lesi-,g iackr,t 72 of g.l*ra f;bcra trnrt the ae:n*ol'gcnerat!ng of the M1te! ele+armt. I,:lternatively, the tobacco itaelf ftieara Is r!rCttr^*crihcct by a;e.cket of tokwceb ttg. '77se 11 mr.y be tne.tr.d With a hurn rntu,,fiflet to prevent burning gtmq Sbetc aasd rra thi:; ctnydltx,ere prsferr<hly have a of the tobacco whiclt su.nrour,da the aero.al geaerator. ycfle:tieg temporatuxe br.Iow tthnut 630' C. such As Upoe UEhtLfg artM of the alor"Xir{ er.thodimcnu, the rSye~is7tFti~ Hb.css613), antl 5;.37~ohtalo,ed Gotw Ow- tlrel e.lanamtbtuT+a, gtinerating thot.6Eat used to volatit• eux~Cora'lr.gr T^teao, t7tt.o, so tbns t0.ey will fttve during ixm t$r, tbembot farutiag matterial or materialt preseno in ttaR TIa Rlatvt fik*cr 1rstd tobs.tx.o jiRCSteta are each ,w the aes=l gon.etndag meaan. Them volatilb materials wrr.},pF3 with a piugwtxl+ 9:1, r.ch as !°.tvsr.s 646, and are tbca drrwu toKard the mouthcnd, especially during are jt±inM by an overwrnp of clgaretus pRE+cr 59, such as pufl9ng, and Into tha tttcr's mouth, akin to the smoke of 7V4-63-3 or P 878.16 7:, e> wnr,d frr,ur }CJrnlrtrly=Ctnrk. a oonvcntienal cignut:tte. in ahie cmNtllment, rJtn ointalllc c.-apnatir 40 overlapa the Bee.suse he furtl elenxent it relatively ..hort, the het, reu + to 4 mm of the f+tc.l clcmcnt so that it l!t spaced « burning fln cons ie alwayy close to the aerosol `cnerat• kv;out 6 to 12 tr,vs from the iJa!trin6 ertrl, and the rrw trtg body, which mnxitniseY heatt trxnsfer to the aerosnl: txnY4oa of !hc ~p~tJr. y(f s^rimr ! iuto It l,^be sha{r as gtmerating msana aqd any optiottal tobacco charges, th+-.u-n in pTC?. 8R, A 0aix.93r 91 !s pro;~Idrd at the and the rertiltant prcriuct'an of aem.sot and optional mnutG e•t'! of the asl r^tie in the c^r,tet of thc wapsatlt, tnbacco fiR+'or, sspr.ciaily when the preferred heat con. i"n~r rMitiottal Fawgra , 7 aro provlrJMi at the tlvnsl- ;p dncting mer.alter 4 uacct» Hetat.tse tho ''uel element i.a tl:-et ptluce brt 4 s-r the t:ri'rnl.cd +.nd unc.rimpcti porlicm shcrt; thcre is never a fong sectioo of aor btrrnina fuel to: of the er°atdn- Mltrrnati•cAy, the rrar Erortiott of the at as a hrr.t sirJc, aa wx.t commos iit ; teaoaa thermal csp•ulc tt,~y have a-r.wtot!a; or squtr(.. crvts t-tic-n aercnoi articltat, The emaJl fltel souxce also tends ta in 1i_u of he (talres, nt it simpla;ub,rlv t:alzcuJ!, with a mlrzimize thA arnount ofinaonplete cntnhwKtion or py- tuin,pvt± trcutb rcd .uay be cmp?Qycd; aitE, r>r wirhont 13 roly-si;t nrodi.cts, especiirJly in embodihtents Which can• IMriPNe:71 pansages 92. tain calboa end/or tnttltiple passage-r+ays. ,4t'the7iouth ettd -)f.tx!!o"<^jacirvLRt# c moarhrrdt3tat trbn:tfer, anil therefor icroSoll delC;Gry, A147 il Fiec.- ,1n Isr.iir.ling its arimAp.r ie:tlc;t ef c.lltilcae ara• etxhanctd by the use of pass.9gewaya through the fue:, its trr•.t, 4:, q r?sqtic nt!"d 41 a low _f!3c~ea• y tlJter which draw hot air to the aerosol generatnr, especJaliy l:ccc 43, .e:af tay^n n,f ti-iq:ucr,t p vl:cr eS ar:d 99, The to dur{itg putiing. F(e+tt trau'ar also is enhar,~ed hy the nt^.+ttYt ru+ FiM e 49 !9 jninr{ r. the jxckete~, fuel/up• Irreferrcd reatcooducttng memhrr. '~ hic}; it spaced or kute cnd y+' ait ov^r.w rnppibR lay.r of tipl;utp petwr 36. recesaed frwn the !ighring ena )f :Ii•. f~ci element to .A.t tJl:warAtr!, the ca!rvetl^ rnd -f p!aatis !n'r±.o 44 iR a•:oid inw{ctence v.tith ii4FtinF anrt -;rZ of he fne.! y v al ft„n t(tt ca; r41r ~IfI, 't iit'a. t!t l ct +an+'rs fto'v. ait!to avoiil any nnyightiv rrntt`lsk:n, eRer use. In L;tq, rhrovg:: t a<.cng-~ 91 l: s!'i,-wr', t h.:-at+ ie4-4e.r98, 51 additionj thc ptrfet,c.; tr s.l9ting mernhcr tenC•s to con- whcna +u!a :?, -cmrw ncnr. ih the to0 .c~ 3rc ~vr,tiz-d f1ne.,dLret. -nd'acrc.:nt_tate the heat towar.l the ^c.n.tral rt •ara, c!;, rr„1 r1yen i,;t+ ; w.+:.. 31 u,krr. the :orc or the irti;:lb. the,euv ihcreasing tha h<at trans. ;,,~t~•.~ah",rq tl,• ..clll , .. , ..•r r:,-ai fc•red rot!i- ftercsnlrrn-vring SubSranrM. I H = : . ~i tl'+f
Page 12: xhr37e00
4,714,082 12 Pr< - tr ,:~a r• ,.rl ! r,,~if;'; me'etinl is hhytscttlly su*xtla.:e thc burnirg time of a ronventionial cigarette r.t rz:±t:orV iHr fr ^1 rl1m.rnt. it L+ e.tcsed trt tubStrn- and ament. auf)lcient hetit for the aerowl'generxting l5• 1 v=^r r~„I t,,:ur+s Oaa »_rt L~z*t!:r,r t,'a tlic t•urnt• rnre,.t, to rroduce the deaited levei of ar.rnsol from the u':° ^r:~- I~u rT;1;--ri7r4 t!!n pA11hi13ty Of th-nmal a+errytnl forpting ma.rnt{aL {~ ~,.frSi^,rt a', ', ,~: ~•d c,rm = rr.d sttcndsnt offi S PrefetteA fuet Nr.menL+ noros3il'ytnch:de contbuatlbie .,.-,.r:1 1•r110L,ttr,n d+rirtg catttwr,n materitlr, tursh is tho'e obttiltt«41hy the pyroly. l+u:Ytry.' tt rrti:t : rtr~d~erir,n ft 7rn the ttRra- sis or whonizttion of rellulosl¢ ma+nrtalt. such as rot ;,-crsr!ng ra-s, •'•'ng xsnolrto-r, wc+otl• cottou, rayon, tohacco, ctxrmut, pt+per, and the In !hz nrefcr,*d rt~tbA,fTin-t;ta if !hc inventiont th* iike. In tnc4t oaae+, eorobuadhte catbrtn in deelrable be- }t:r!rt ft,r.; -lg;t•f'77t, the ra^risR-1 ltryt crtc,lrt,:tttt7 mrm. 10 carrse nf its )tigh he,t gentt,ttinq oapaclt}r and t?ecstttte it t,er, t'hj Ir,xttlrtini; r! Atr!~:r, ~rt,t ~- t"r l;tts:tgt: in the ftrrrducee only minlmat snt~+stt of ineotttpleta cnmbus. f1t:1 rx•~lsrste with tac ser cl er: *~ a;ct to paori~ie it klca prvducti. Fref:rnLly> t;te earbon aantri-atof the fuei r}tt-x+ w•Ft+r,h Ia Gv;p•!hte of p;c>Jlic.i.nq ?encw;rntlal I,urnd• elematt Is about 20 to 445''a by weight, or mora t+hs rf rrrn.tu! .rrtd cr ti,t;sl fU:rnr; ott •irtuaUy The mnat prefert r.t t1te1 elementa uattlW In practic)tt; wvery putT Tb: c1n-l,me1•m;,ty of fire conc to the 17 this inveutlon sr': c~+xbotuce~+ts Net dentents (I,e., fttel' aA*t'~Nt~f'~ grnr--ater it:+•s a fo•xlntffs, tmttrt!ier with the s)r.manta ptiurarily cotnprising which tire de- c;7. „tv,;nuy me,x•rrr, rne tn,•r1'.vrrty a^•sah -.t, sn-Ji ar We urrtLmt aau r:tstme:t tu cnpenuLtg spp!lcaclana 3az. 140• naltiFf4 pattRRc~S'n y irr [ttc ac11cS-r.tcnt. t•tvtlts in high 650,504, fdtd St:pt. 14, 1354'utd Ser. No. 769,534 flled heat dcllv'fty !-,o'.u lprirY I,uGt:,R an<t dudnQ the ret.a- Aug. 26, 1995. Cattronaca-out ftitel elRtveata are pariicu. t;-ciy long {.S;t:ad of a-nviArr' ct, c+~n p,rq'i :tt lar-y advanragcratu bechum they pmdurs trlndat,sl py. ;trhtle artt ';iFhtng to bo !r)uatih? (ha-ny, it i., Sc- ralyiie and';iticamrlete c.;tnbuatioa praducts, produce ?ic•~H thett We aercerrl g»<rr<ri?g mr.,s.t;a !s tr,retnta;ned little at no Flsible :Idea*ieam smoke, and tnliklmsl ae.h„ it a:niatiNei)' high tt:n f-ctature bC[wcete Failt ttrtrl that and have hig.h hrsn c•ttpacity. In especiitlly prefernd tl,r artdldo-sl bear Aei1vir-t dvi.ig puf3x, wlJah U embc+dimeata, the aane+aol dr+llverrscl to the user has no tipni!lsrntl~ ii:ms+t.vd by thc ptrf-rrcr! pisaagewtyr L-t 23 sigr.if3eent muttgetti= netJvIry a,t meatured by the AmcA the faci sl•rtrtertt, Is rrintss4jy utitirrd to v,rpMrisc the teat Scu Araea et d.., ,lfrtt R+nt. 31:347-364 (1975); ar+tssoi formtlkt,q tnatrti,!. Ttila Incrt!aast± btatt ttarafr r Nr!gtes at al» :tr?uc R,rt, 42:133(1977). ctAhe* mCtx eJ[i;-•itr.t usr or t3c o•.tilatite P,ttl enRrgv, nurn tuldi:t:" or combu.stion tnctlifyina agents also rraiuctat tlya tst•nollttt nf !Slel sectAd! +M4 hm)ptt dsJi vet may be inmrpotwte*4 Intn the fuat'to pmvida the nppro- -.,arty eer.+en). Jd ptitrta bvunintg eed' gtow'charact*tlatlnr. V dr•sii.d, fllt• Rtiit!r.ttrutr by tt;• ay.t,topcWe gQIM*ian t?f the NO era, such as .d;stotnecauua tanh, rtd bindhm such as elcsn,trt rnt7pca0nn. the uomAtsP, rtre, a.ont]guratlon, wdlutn carbaaymetlbyl celSutone (9CMC), alrro %ay be tutd •.ri*aag•zth+t of ft;el elctrar,t ~aswaqc: r}x the inr+,• inrbrp*?reird into the E1r.el. ;,avorsftts, tuchss, tottwweo )ttbhg Jscknr;the p:pe- o~ ^+rwtrp, aed rur the be~st cr,n• e.Etiacfa, may be Incn-porated into -be Rtel to add a due:N.n,t~ nt!iait. it is pertitile to <v?ntxot !tvn byrn Frnpcr- 37 to17a.CCO or other flsv4lt to the arttq.aCl. eAs of the faalsource to tt,nrtis:iadRJ r9isgtce This pro. Fref'arabty, the NO elewent in ptoWided r+'ith one or vhtan sf~nlft^ant acntrol c% e r tLn but t er.+ft:rrtd to th*. aapre tonglnutiritly estasrdlnS paatageways. •CDem pes- :~rn~~t g±+,rratnr, wtri»tr l4, tv•er. us., be f.xd to alicr 41- •rgcwwys hrlp to Ccntrr,~/ trrnaCu of hr1 fiout tlvo fuel nam5~rof Ft•ffs rndlur tha arrn•:cit of aer:m-tt t'+s!lvexed elasnext to tha ttaroonl asnerWtstt ttsearvt wStach is im• tr the ttsea. 'A purtrrnt buth to t."We of ttsnsfartii-g a,tougb hettt to in genrnl, the comhttatit!a •tfi:', r'~m+tnta trhl.^.ti maJ produce auff!citstat mosol and in tettma of avoiding the but emplaye; in Frrrtlc{ng dir !-tt rntt•.n are ica.s t:tut-t trutfrK of so much heat that the aeroset former is de• sbr?ut 30'r.:.e°lnng. 1t°rrrstwbly tt:a r:rc: alpraarnt is r!±out graded. tJan,rrll!•, these paasagewayy provide poresity rA eLm or leFt.s.ntrWra pref,~-;shly sra•,,t 1S n:rrr or ler+ In r.nd Incrraae early hest trar.tfer to the substrate by in- Ic^g+h- Advxntn3-cuwsy, thc di,ntc+er of the titel elc- 45 ert.ssing the Pr.iCunt of bot gasea which reaeh the sub- r,rcnta rhvtrt 9In-n Icss, PrcfctahIy tYtvrertt a:wtu 3 atrate. They elso tend to lac:eaae the rate of burning. 9n:t 7 mn, rnd :nnre ; rnfr!riMy banvean eMavt -' to F t7eneratly, a large eumber ofpassag!ways, e.g., about Ffr.t, The ;1rnFit•; if the l1,:^t r'err,enta c••hich tnr+;v hc 5 to 9-irntOre. etpxivly with it rellatively wide spacing ,mplca,v-r!. bereiit rrange from 0.3 g.icc to eti nut1.S tvatwecn the pwtaegewaya, a+ln Figunn Ll, 7A1. and 9A, g.cr r.t n~lrrtd. e.g;, t`y a!arcurry tilsplarr.-tenr. fref• so pioduce high oonvtctlve heat trarssfer, tvhi:h leads to erab!s: t!;- d a<!ty I.rgrratcr th++, +].7 ~;er , morc pref- h+gh sttvstsl 1ktivvy. A garge number of passngewsya crxb!y gt;-tsr thsn U.& g/cc: In most a high den- r,(sk- Qeoernlly helF4 auure eaaC of lighting. sity :*vte,iA1 Li dnitty h.rr_»ase It hcshs to enxura t}tat the f#9gh' eonv<rdvK heat tnv,sfer tendi to pr•3duce a fuei -feuten• --,tU burrt I'nhK r,,et qh tn siinut•te th, bu.-- higher Ct,) olrtpvt in the main!ttrestn, To redure CO ing r+tan of a ccmr^.nrtr,2+l c:grrrtte ,n•1 tHr, it will !! !h:e!s fou•er puauqe•,s•ays or a higher density fuel e!e- pio-ii:o +ufflcl-Tet terlrp ~r 2;^ncrA•os tho •+q•;+rcd arnt mny tM emptoyc•:S, but such changes gr:nerally aaz oo.nt af rrrvsci- t*-td to tnelta the Nel elemer.t more dlfflcult to ign.ite, T':.! f1te1 n:eme:'+a nny*ie}^•t her*.±o a,c ndvanta, aad to decre,tc the roavc:t;ve heat tsaasfer„ thereby p,•^usly tar~b'-d ot e~v'.tdx~Yin n e xm.inu e~ tt~t+acco, lowerin5 the ier<ao1 tteNver/ tate and tumaunt, I-Iow. rc^ v.,,~!'<~t:•r+l'taGucp, -.,t N,t;ei<:,.. .>•:7«n.e. : ro r.riPi1, ry,). e~•rr•, It alx7 ~'S`r'n CtlbCOVereU [nat wlth pli~~geK'nv ir• such st• rnr+1Ef1•cY9 n lltalotiia rntr-tinit, •^leaan!n.i it rnng.rnenu w•tiiclt are cloatiy treeed, as in PIU' 78, prrhyr^l;,zr.i t',,t+e•:.o. ?.n!: th. al':A, .":virat te rn9tcc'e!s vich t'-anthey siurn out or cca;t.acc to fr,rm one p.ts.uge- irw:l"ctt thc~!V d~R: ii>' i7 t.r.~ at. '10. 4,34 tc- a•ay. at lettt at the Ilghting end, the -4mot:nt of CO in 1.«trlot1i ernl., IJ S Pot. r1t. },">11 to .tln,;a et a7., Rjrd'' U.S. i et, !r;y r^•1 to Ft.,rrh- b5 .Ir4 nt ri ,.nd in `,ir•iq, ~~ -rr^ uEsvte•+s. Nnti',» l)a!a ~ sr ( l t,":1; tl!!',r; s, rf~n;r r, r F ,;i':Ir I. •t,iy r,r • ved,, ,e lr y;, rs s.c ~ t, z r :,e1• rr: the •:omF.tzStih:i ptxxSi:ata is gerne:311y lowe: than in the sante, but wit,!riy spec!d, prs<rrg-_way arrsngement: 71~e cp!itnnnt 3nrangemens. -onlignrarion, aidrtvm- h~r ^i ftel clemem ;.s~,csera evs vbv12M d'livery a at,~a.i,. :na hi7H suppl~ of aerosol. allaw fiat 'ssy igvlii 1 -I , 1 r: - . ti
Page 13: xhr37e00
13 4,714,082 14. tivn, sn !' prndu,^.a low t::U, Varlolr.t ecuttbinntiUrU h.avr, pre,C: ^retf. other sertssol'generxdng rneana, such u heatt ha• t r7Aain^J ror f,arsaga,v>Vy ar rngemcn4'conflgura- ruptur.Hle tuicimspsulea, or solid aetosol forming sub- tlm a-"d/t't n:xm{yx in csrbvaxa-v ra Aael'eleroents tued'stznce,a, are witfin the srope of thc invrntlon. provided i,z vatiavs Mtrnd9mept7 nf'the in•+Rntloa. In Qcne7al, it they arrcapabl« of releasiha sttftlctent aerosol lbrming hcs !ti:cn dlscnverrd r`art r1r.l almrtedrs i+aving frrrm S vapors to satisfataorily resemble tobaxo smoke. xJn•ut S to 9 possrRe,wry's, r«Pptive:yrtouty an.cr:d such "ermatly stable m.tcriaht whieh may be used 1s a that tbay aurn awey lseto nDe iarqe peaugeway, n! lmst eubetrats or catxihr for the aerosol forming mAtetisii are ,tt tl~,n Rshilaj and of the ibnt. e1ea,-r1t~ sqp.nr to moRt well ltnov:^tt tQ those ttkilled in the art. Usefttl substrates cl^r-iy utiefy thv raquirrnrGStr~ ef a. pref,trrEd fucl e1e- should bc parrrus and must be capable of r.taining an mesat fcr tu.e In this Invendon. crl++sci.lly for the pre• 10 „ere, wi h rtnlmQ matRrisl whea not ia tue a7d qapable oL fersvd cxrtirit>.*Wurt fuz3 eftw*,us. F,iow•mv<r, lt h be• rrlesmiag a pottnciiJ acrswl totmibg vapor upon heat. ;ia~ tlvr4'iia ptx++Anarnon aikN a:^an wab tho vari- ii+g by the fuel e3emcttt St,bstratra, especidly ptuticu- nw ncntR.rbceacarnis ti.tel'c7rmen+i whic,i} attry bo cm- Lnkx, mr,y, b' plccetf whhlrt a contstLtex, preferably Ftovt+d i-t pr'eoticing thr: inventinn, form.ed fratn a aandtwtive material. 4'u>rrhlrrt wltieh affbc:t tha rate at whtch the fuel SR utkrltl thermally smhle, mareriils inelude t:herm.ally el+rnnnt pcs+rgctti4y,, %vlil cn;tlr•tre upon hurning in" stable adsorbrat cvrbane, suc5 at+ potaw gra,de txrbone, ;.trde thc Arn.ity atud rrttr"itd~*t of the A,tcl eletnent, g"f,hitr„ .cdvatnti, or nortietivreterl rxrbona, and thc the aiRr-_ .liapc artd num~cr c4 passagaviays, th*r dlstance U.4a Other svitahle rnatuials lttclude inorganle sotlds tirtwsart the pweratrvre,yT_ and the ar,atte!s^enr therwf: suaa aa cfrnndcs, las alutnitut, venniculha cla such For r.r+tn,pia, fcr a 0•85 g/":o es:~~n•rc~us lhal soarce :~' ~~~niro, aAC!$the l1kR PreferrGd cxrbcrn substrate IIR'<ing seYnre p.uwRe••.ryx of eb"+tt C.;S mtn, the pas- mtwials inKludc pornas earboaa such ra PC-25 and wgr-xe; - e1rould b+ Inc-at.ect v.litdrt R aarc diameter, i a, PC3,60 avn(iable from Union Carbide, and S(3L carbon the diar,tct-r of thr. rttallc~t ci+rle whlcb wi)l e/rr-um- avsilable fiom G'Algoa A preferred alumiita substrate is a;rha tb+ euter e!dpe of the pnaMpcOtays. betwIrrt SMR-14-1896, aveilable frorn the Davldstsn Chemical abeut !.b mm ard 7.3 mm in ordsr far thetn to craleace 2s Dlvtefr+n e;f W. R, Cicace A Co., which is s(ntered at ilato s si_,tg?a pa+ssGvkay auriag hurn.ing, P.awever, clevatexl tn=•xattu e rh.n about 1040' C•. ~•bea thR (+l_#metr.* of t'•c s,^:,rv pawg-.way sways ia ltt• waah and dried rtor o~ u&s•~~ter crtase;J tn:hr)~~t ;~.5 mm, t3ie ^-:rn dletnt+tanr wh!ch will It bia !•en fottrxl tltat suitabte c4rJ;tsce daxitta 5~rnir+g In.se:~us ta aCe1a ?,1 nsm to particulato assbsuuea rJ+r.vt 3.r tata ~suA m?sy he ftxmad lkotn txitaory inbacto, or taiaturea Aeatt+-r prtft:rtt•d PA ele.Mcrt p1mageway urartge- of r.arbon ond tobacGa, into dets.dBed partlcles In a one- merts taefttt In .1s±vxlJrn,et,cs of tnc i,rvention is the coa• st+ep proc!x** neletg a uaNotsino tnnda by Fuji Paudal XX flst,raur itlwttate•d in F IC'r. dP. u•bJcti tuxs brea found ef Itt1vA, and sald under tlte trade tL+ate of °Marumer- ta be pttrs;sa tatfy advartr.a8rnt:T fnr Icw c7 detivery IiW. Thir ap>j•attttus Is dwtibed in t}enxan Patent No. anct tmra af tJgs*dng: fu thts prtftrre.j atrrn{reraeuP. a 3± 1,%196,3S1 aad U..4: Pas. Nh. 3471,520 (now U.3, Pat rflotl.Y.G1"/.0'l.attlGlJj~l2r'tAq fArj CrfE.l1RltteticiRrnent~is Nri.Rax7,~N)tt~,we1.l,asJnputrse,F+sbttshedlyee?fir•,a• ptroVidrr! Wtth tt phunll^y of ~,.vrlgcr, Cr'flxa,l+ly t!totu slou lYo• RStt4/194?s tttwat I to 9, evhlhtt r.•trg• intr x Iuia ": l1y 9'f :vhicC+ The ast+^sol; grneratliGRg oxcans ur.ed io !he iaveation iir cxt•sxuie to ti•.: tnourh ea•'d 'of the A,r.i clr~ne r. The pitt• %dva!atagr.-itafy rrUed uo marc than ebaur 40 trun, rnlity ef jsttar*gec at tl:e l+ghting ..rrrl irtn,•idb the larte 40 pr''fcrab1y no trats than 30 tnm, most preferably no sarface arcm d!xired fhr GT.+e of 1JgJtr3nytar.d enriy !..cro- more than 20 mm ftom the lia}iting end of the Rsel soi delivcry. Th.*ca An.„ wh}ch artay hc fmnt about 30°'a dcment• T'he aeresol qene:ator may vary in length from t~ 7S°e, prePenbaL• mote t} an :0!r'.:, tyf tha 1.-ngt2t of the about 7 rt±m to about 60 mm, preferstbly from about 5 t1tn1 elemmrt, helps :wure ~tn.lZonv heat tr,narr:r to the mm ro'W nm- anrf most pr"•feaybly from about 20 mm to Petrr:ol go^eratL•tg cne'na a.nd'r^n•.?s to ,dell•• rry : law r.,D es 35 mm. Thc dirm^ter of: the aerosol generating meana tn tbe nsalasarra„t. may very froee about 77 mm to about 8 tnm; preferably T}tc aertwl fentnatt'r,g c:rt,ta uscd in prnrric ~;g the frum about 3 to 6 cua. iC a aon-particulate 9ubatrate is imlentfr,n L4 pltysi^S'ly scl+z,-'r ftQtn the, it,.i rie:;lant_ uscd, it may be provided with one or moce holes, to Py pbysica)ly ieparar,- ir thst th < ~ xi»trar.,, Ificrenre the tarface area of' the subatrate, and to in- ,on:,4±aer, : rchestIr.r which:.rn.unx tlre ac:rn-,si fMtm• !r) crer~sq air fl nw and heat transfer. ing rnetet:als iy not tr)xed with• c* a p-~rt ~f: the btttning "f1:e tterosol forming vaterial or tnaterdala uaed in the hak;'. r.!}tue•at. As nt`t^d prc-,;onely, thic R-r+agement irrNenaon rwrst be r-•apable of farming an aeroaol'at the t e'os reccaca r}r etiminstrA thttMni tlrrT.c,+xt'vZ1n of' thc temperxturra rr-sr.nt in the aerosol generating means arrr+v~i fcnn:nrR.marFrial ar.d t` c frr-wnr of ri;rstrram when heatcd'by thr btuning fuel elemr.nt; Such mateti• twoke. 1Vlule aat a 1-!Lrt 'J:i e :he ,.7tr,rol g-nerat- Sa a-ta prefeat-dy will be composed of r.atbon; hydrogen lag m",ns s i.rrfe::~l~~• in a t ni a^.ti?:e h•-at eacharrpe and oxygra, but they may Ifsclude other rnatetials, The re!2 irr*liip with the fttcl +1-rtN t'. +ad Hrcfcnt.,ly ahuti asrtN:ol ferrttiaQ eq.ttrrials aan be in solid, seati.wlid, or ,t is td;a'r-~w.r to the fuel elr.,nent. l.forr. Arlfarably, the liquid fbnm Thc boilina point of the material and/crthe eot+dtt;tii+e hest tx,lisnBe relatt,xtehip is sinhir.ved hy a mixt•trr of rruterlais carr rnrtge up to about 500' C. Sub• lioat ccr.decNng a r,h-r, : nr!1 r. e rrct~J tuhe or fnil, 50 +'anvet h'atii•rQ thrse characteri'stics incltlde polyhydric +stil¢tt is Fc-Crn1,ly r-cr.u..d -:~r spr• ^~CTr^In th! lighcing a!!•t.halk, w--h n glycerin and propyten! glycnt, xs weil ertd ef rhe &4 alirhetic esters of mCnu-, di-, or pol}'-c3rNoxylic Pr'ic:tbly, tl,r x*.rsn rl g^ crPti ,_, m~ xt'ss vs-;l.idt~ vre aciris. svch sE mcthvl!ste.lLat+, din7ethy9 dfsrlecandi<)ate, a7r rtrnr- rbe*rr~!ly, r..ih!- •,-*tn;ia'f ,0tich csrry ane or di.methyl ta<,ndecanedfc,xte and athtra.. r,7Q1C fcitl:ils~a,5' tiltli. :"0 .:^^da hrreia, a%hr.r-. 4S 7`Ir rrefp::ect a-.resol'.f~;.rtrang.materinlsare polyhyd• -n!iy statile tns;~ : a'crc .:3pTr,•lc cf " ir!rlc.vtdltlR she ^c aicoh:3fa. or mLc~ares of polyhydtic alcohols. Fspe- 1 qh :-.r.ter2t r~~, e.g.• ;tV)'_ti`~~" r o):i•-4 e~;sr nesr cially p:cfer:ed aerosol fcrmers are glycerrin, propylene 0 c ru+r ,. „r~' W~IIb not~!.! ^pl, rr,isltiylbne.Rtyuol, ~2r mixtUrcS s i,' I j _. I -- . _•:_1 IP_11
Page 14: xhr37e00
13 4r714;b82 16 't1hc cata~.l fcnninq matcriiJl>iuy ba dlsperted on or eigumtte. Another prSferred Itxation fvr -'tltin t`ta as:rr+sol Qen!rating eneoru !a a co,icesttretion charR, Is witta.{n the stelosal 8tn•ratJng !•. • , here eLr7ir i'nt to p,xmeare Cr coAt rre ouburtt[r, c:r.•rier, -!r tobacc.o cr densiffrtd tobacco pstticles ao, '• tnixed cantriner. Far rrzr•asp!t:' tFia rernsoi fotaning tu1>,tenats with, or uaed le Ileu ot, the subattatk fi,r the aerosol :r*>: be rp;.ii;}d fun aucnLtth or in e dilvtG u?lutian by S fttrming,taa[rrisja. di}ll`n'y, i~!a~'74g 'JAhnt d-~^air:bt!. or sinsitrwr teca- The tohecco coota[itleQ tnaterlal tnay contain any *u:x :'u.tSiii s.roaol farming Wm>:'rt7e+1[e mDy be '.a• tobe.cco ttv.Rable to the ekill:d actistut, rtult tw Btuley, miF.at3 with the r:ututnr.e nnd d.!strihntht rvcnly Flue Cwttd. Tuildslt; reconstituted trtbttpco, etareded tltz:anah:utt ptint to fe *ufrt+3tt. or defliffied tobwco tn.ixtttrea, tobacco t:ontalelttQ whila th,e lor?dtna of tbe nsr[r+aa fe•+zlr•B sAterlnl will It) aheeta rtnd tbe like. Advantsgeowly, n blend of tobac. ti:nry f+rrm c:rsr:1 rn c,errlsr sn,i frr.m tr7-:',ct rorming cos at,y be a+ed to cotttr{bute a areater verietyolfla- uv,tta:141 tO rrst-oi kl•tai»g ntsterinl; tha aznuunt of' von. T1ts tobr.xo ax+ntaia{rtg outet•taI tnay alao include Gqus:f eRrc~vnl furraleg tc.atattsls rt+JLy FenesaJJy vsry cooventlonal tobsaoo I.dditivetti ruch as tI1hm ceslagsL fCJus. R~'!Ut 7QtLt$11: OtijS;Ut 1.70 trg' preferably fiotmranforc+rta eQe!nta,.rnch.aa gliw flbers,.hturteotirtts, and. r'L-riut 35 ra>b to a1 [t;tt 8,7 mg. rnd tac-s t t'frrel.)ly frtr[n t1 the like. Fbvnr .genta m.y Ilkt[wlnm ba added to the atraut 45 mQ to ahout 63 Ir.g. .Yr auc2t rs pssulhlr, of the tobtacco materi.tl, as well :s flavor mC'9il~ring a¢ents. aamsctl fcsnrer c_urietid on the acsoool arnCnting mesRnt Zhe bet<t Mndueting m.mb.r preferably employed in shottitl hc dallvrYit4 to th^: uter Rs WTPM, Pt«fr*nbly, prutleing thJ+ iavettdoe it typica;ly a mete111C (e.Y., eb.^•.r 2 tvight Fatt"t, mcta pr+trerahly r:bov± .Jtuninum) tuk-t, etrlr. or ftsil varying 1e thicicnest fs•Cm srsqut 1.4 vaea;;ht p*t•c:rnr4 ttad »~tuet Ftrlmbly abhvo 20 1ea,t thut about0,ot [tvn to about Q:2 mm or more. The a"yt 20 vr6uhr y:zr~;nt of •.ha racaosol fortt;er tatrriRd tJiic!~arsa, a&pe, atuilor ty;e of conducting taatori.l an ths Artrrnr.l ;rit x atie!Q mrtnc Ia ;inti.verMi' to tbe u.str f~~.. otJtez tn¢uals or C}rafoll from Union Carbide) may as NVT>r r~t. be varl+•d to tebfevc vutu.lly any deaited de>jreo ofheat 9}±a .-rcm0 q.nerttdeg ,neaal «l.tt-, may lncltxle Aee tntttafer. In izenexa.l: the hest r,ottd'uctinQ member should C" .r.x+r r^ctS)tdla /levrrinq rgrrttz, tttich tt tqcat`aoi+ x: br suf$cientl- rttc.sa....i'to avoid !tn interf rrnee with v,tu,rin, e,r.'ric~,e cn"'rv. tar~ec5ro ea*rn~, tsEccr_Ute, the llghdn4 of the tttsi elemant, but aloee erouQtt to the c.P1'e.`~r, Jr,~,,anl~ an4 rstr~r r@a>+tq w4.u ti,laapat fitrvor lightini[ e+~r] tn provlde e5ond!Lctive heat trnnsfer on the tJ tM Mro.ol. tt xleo !^uty l-t.t.n~{r a:ay c}th~rr disirslale volst{ln vnlid ar Uiyukt attartie,Jtk Astsrnrdv-ly, thnue eUly uttt! nsiat+ila pvtf!s, ' opk:tn1 eps+es :auy bm p4--ed ttettveen the aeroe^I ut As sbttwr< in thr tiJtgttrtrd embodloaenta, the heat ; qsr..ratht,y ttt~A.w nnd th+r rao?rth+st :, ><:ra1t as ia ra a.re- cottducting twmber praternbly cannmts otr ovetlapu the nte }uk"tzxta or cbattt 7 {a thx p.etw+tpa 'NhJcb teads reat DS rtion of tb. fttal element tmd t<! laast a pottion oL "frxres the e.err!.nl flcaetr~~.tag: m•tsw~f to ehn ~.tnvthn>d. or tt[e AerLY01 jr,'neF4ting means ttMl tb fOcQQbert or rpitced In thq ap?icnr,l tohacez, eb!irge, IP dmelrw', thera uotattte from the UgAtinl erd, by at laatt ohout a mm oe taore, r<g^Wn m.Ry hn uwvf In 11!u c-' {+*R nr al1;,()P tbc xsrrtsul )a Drcfetwbly, by abovt I mtrt or more. Prefer,wbty, the hrat rctrnlaA :ner.:ir.l, t4+ tha t.1tR .[dcir dnlJvttry a natta- conrfttctinp tmtnber eztends over no more than about fr*'l (ls"Ot r+r ot?ier e}rttcefsl rry the un+r. outt •hW t/ia i.rtjifth of the lttirl eltxf t. More pretbn- fA:s p[stticuh,riy prefe.m'd ;;rt"atir.p mo"na bly, the hrst c; nduoting otc?mbow ovsriepa or othe,rw(u .eo,.^~lerr~sm tbr r•fnrssaid' .iu.t~l-na ntl•sttaie eat)tsin(ug •cn"ess ao marro tGan aboutt the ret.r 5 tnat of the fuel sp!sy dti;vf u•~-;.ca •=xtraet. tnbcrat, flrs'At tcadi8tt~ k) [tlarn^Ytt, Prefe%-ed'ts4trssed Qtembt'za of tJtb type do not a~a~h nn lewtir..q AC.ira pr•k 3r t7t~ e f~9V•Jt'nQ tU[fntu. altd interfere wirls tha Ii;.htinQ or btut[tin11 31 the fuel elc- aa frnrinp nt.t•tiei. nnntt as atyrrtia 'This tub• mer.r. rmdrrra reeeserxt oonauctutg memoer+t auo n[up t+*a`:z mxy tv nrJxt^i w.lrh A ti;t3~l rot+s.cca pvtriclea, to eztingttish th-e tlsei wh _rt it burns baok to the point of n.: thoa~ pro.t4C^if ^n a",•t:-turt~~nr", which contact b,v the cCnu'uctor; by tutioq aa a beat slnk, and i,r., t:.. tcF r+.ul t luY M lcti r^g^^:rd 4;!!+ att +arosol fotr;• 1s do nnt protn!dM; even r,flrr the fuel haa besn consumed. Inr (RAi0-:i+,J. PtrlcrtEa,v,.t!-.ehaett.conduc~tina tsiemberrtlanforma a rzs,tis ~f the tyly dJr lcs!d berFtn n!ay !~•.• e>srd, or cooductlve cryc.ainer which enclatxw the tter>3tol.fortn• rnh:~ ';.^ f^r tt.v±..87 Ltr.t4 drliverr /t:ticir2;for thg metetia!a. Altet'tl+ttivrtly, a.SEparate conduCt,ive.COtte dcli;.cry :f tnir+tl_+ phar+n.ar,,Ir}gi^.lly sr c+hysiolog', tain:r atey be prov'ided, eare~izJly in embcdiments CA11y' a:aivr t:.atc:-,aic tuch 3S :.P,S?drit7e~, mnra- !~ whicb etnrioyy particttl.teaubetrntw or tensl-1lquid aero- r.r1t[e e„cl; t-t!tatptina ttr !bn ilk^. utl forming rnateriall, In additlon to acuntr as a con. A+ srcv:u irt the It1,IStrc.tKt rn:~w -ti t:at•, the em'ok. txiner for tbs arroull'frrming m.terids,, the conductive i'tp, 3rt!.-1e ~~,f rh-~ g?r!Mr.,t iirvrn+„ n r!ta t^sy 'Ittclttde s container ietptnvecs betst dlstriburion to the ecTOSOI.1 ch^:g-c; FiuE nf<o nc an; s robsc-n ,tr•u;i,+ng n.ts. `or[uing,t>:atrnrli xnd r5a preferred pariphersi tobaccro rirl da".ratcr.;w fro[tt ~'~re ft e/ lrtrtr* r, shi:h tray ttQ St JAckec md hr,:,r•, to ptevtnt migratlon of thc, seresoi r*f.e m aVI I +Jr,cr (, tFr 1n r.uc!t Rotmr.r to otJier c,~punett s uf the e.rNcle. T7te con- :~~t?'~. ts.i'aer. rl.ca frn,•:3e3 a r't:ltttlfa fec coatlolliSng.th9 prQR7ttre. [ ea S v^: r,.'~ t}; uo'c-0, tftc dtnp ehre,tgk f* vtticlrby :.rying the number; siia, r+a. c.n, ti,,` ot c t n>~..,tion r'•-t nt!al f.tt lyr~t. u d,'orpc sit;r.::r: of the paASxgewwys throuAh which the Qr:e p-cfccrrd Io a ti,,a i,r t!+a t..' r. „•har r- i. :rr-•tad >t ~cicenl f:,ctaec r deliv~rrl to tht mt7uthend'1•iece ~f the tit7 r~f.the.A.r•)t-)I ng 'n<tn:. Pf shqkyn er!icic. Xtra!ctl.,rr,j lit. Qmh<vtiirtenta with~ a. (obryccra I;t I•tat :r1nvl'? 'n U;~~ i•^.kct nrenC,{ 'hc parrher}• of the veros;A grr rratit,g Q1e8t19• Iltc.~•,nra7u.[.. ntey bB pr[tvidedwith per+p+ural' h,• •ondt t:nQ rve^tt*t rr c.••t,,.;j,e c..;,rainrt ;r. paec!ta.r} nr t!n!5 to cor-troi und direct dtc f1'ru nf'va- tv:con ;h- aor^u',l fe7r-ti•lF 7nl t.aal zvd the ; t: phcra!' 61 r_rs, through thc toC?tica. T?le use ef ri eouf'+iner Jso, La^q!: 7n IaCkrt. i i,c v).'9f::C Ih.'tt-ae r.rrh,.;i~rn•nt* al4rn 9implif•esrn+!t,tfac!irr.-, c'f the 3riic1lt byredvcing thc s,-•, a. nn,,;ncrl:,ritg 6;r t.`!^ •-',":.1 Pcn[r^.t<,r nnr,ttcr, •}f u-~- 5nty r.?.mentx ar.•1/or rnan'tfn;tvrdnp 9'tJ •:dFa sim ...e t);c f•'l aq'i.,r•-.....rntkr,ai s•ep: t
Page 15: xhr37e00
4,714.082 17 Hr:, itreulating msnt}ex'.t ,vlr!:h v:ry ro empJc:yed in cr,^t+_ ng taie imt•eldcn oro prt:rnbl~ farr.red into a r(s°r,aat Ja,c4ra Gr)rn or•e or tt,or,- 1+:y -re ^,f an irsulaHn; -pterisl.,Mv..nteg:,,urrlv, thi»! 1reNxt ia at l.ast @.5 mm tl-ici, preferably %t leqst C' mm t.h1^k. ¢nd rnore prefr,n- hly frnta ab^ut 1.5 to abOut 7, mrv tliick Prcferably, the Jhckat e.ttends o% er more t}raan h.r<If thle Icr.gth of the lhei' clemetvu More prlcr+rbly, it cxcr.nd.+ over svMtaati.lly the entire outcr petiFltcry ct[ tae fuel etdmma and all or rt portfon cf the ta+~.x)t g+mnrstiug ruo-sni. ric ahm.w in the em"ilere,tt of Fl(d, e, d;rTr.r^,tt met._rials may be uteJ to intu?stt tf:eao t-wc :MR!mr.nts cf eht• attic.le. IrtxvAtiug mt«m!,rs whl.:h mwy t- ured In arx~r- dr+o^a udth ihe l+rw-nt .avr.md,x, Renet:ily eomprite i"rgr.cic or oraanl: flt#rr such aa thrnc oturdo out of tj.lam, eiumiim. sfava r1~z.^nua mater+rrs, an.nerxl wool, Cxrf.aoru. tilic.ont; bornu. orµRnir tx,lytuars, ceUulodn, a;nd th. tl.k% ineindlflg ntisntr-A of eh.;^e o+eterirb. C7on- $?+ctrt )nst!laditg rraccsals, $trrh ae filica ec3ogel, prArl. Jtr,:x!hv tr.d thc 1i#c, torn•,c:i in rr+*tr~, strip+ or other r'u•F.n; taRy st!so"'* eet,:. Prrfttr-L':d ina~alatinlt membtxs tre rr<sl!lent, tn br;1p sinv+tatd tl+c ftei of n convenaonal' r;;Rrca f~. Prcl,'rrr-4 iueuls;ing matctiY:n abould lltee dtaiaQ 'rw n.t~+1 Anrt!d havle, rrRe*9> $ tr.xgerat,tr. )xiow a?,o:rt A7[)'-'l7i)- C. Pref-rra:± invil.ating mvterials ahso Rhouhl nr~t,burn during t!m. Hou•evet, tlhw bura- Lap carhom antl Jllte srrts.inle +acy ba r,^+ployad. ThRSe xrrtxri+c;+ v rriroariJy vt ta G~sulstlhg jae:ker, retei.ning •ni rlirertlag a siQcl,lra.nt pert.l-+r, of thn hrrr.t fotmed by the *urr.l.og fvel elem^.ue tn ta. sextis sel actzmrntilsg n.e:nr+. !t'e+at•a tttr !tt•rtlttlrrgr Jat-k..: bac^cwt hot wdJa- cRUtto the httretQa fttei <!-tma-nt, ac, n li:rritrd'cxtent, Ib eL+o mrt,v "ndurt br..et t.;-r.r.i tha eorcu:l Rrttcradag teesr.a. Gttrrcntty preferrad' insuleting mr;et!isth (or th:r. fual clerar;-t:t inc3tde carrttate !?>`rrx, .t.'eh r,f g11s7 flbera.. TtYi „titable 6Ltfr• [ihen erR a•, vla+ile kYrrr.t the Maat. niti}I t"tt;v:r GctttFray of Tr^y, "',Y:, urrlM r thc daaiqrta• tv3~~ >rlaanigLs ttx~~ r:rd ;"*,;nigE.~ 12 ~J. Ptefe-Tras ifi4'tltt! l7Z+4t1 r1'tMtreri.ehh3t0.. M1 It^W Fn}lcningprlia~ r,.W, b*1rw eb,•.ut tW P., 'taing •4!3rAt tr,t mcthc-3 C :!11-7,. F`rr!`rrtv-d Rlku fE};rr, ;~r{u'• ~~pr,itarnral rnA4 teii(I1:A p•odrvtH by O'c. 7ns•r r;rnlnR of 'tu/~do, Ohio undcr the deaignatlsr.. f/3J, rrd, l.-tl7, .s•hicb have • t.tl:+nlaR point of Wbu-ct 6e11. C. and fuse durLng tue- 5- en1 cvID~i~!•ciellV sv^ila`:Ih 1-,nsgr,,,.ic fibern ar0 . r1r1red wr•th a bihdct'• e.g„ t'S'A,,svhi^ti ects to rztain, ~t,n,et;tt>d inecysity dvr., q ;t,.7r1ilrtlt. i h-rc bindnra, r~, c5 rworildl exbitilt a hxrih er ,rne upon heating, ;hc+r}d re rwaovrcl',^:a,. Lw h^a*ing in ait it ab:aut650' C, fi+r ui, rn .tics;tt,11 min, Mt7tn,u•.f• 1f -1^sir cr1, r.ectin,. rt RI-onr 3'~•t, prrc2rt, mr.y 1^~ a,+1::a ,c the flbcrt tno r,t,;iri,a,ti r~crtah!r1! atzength t.s thc jn.:4rt v, itbouc con• triyttti:tg tur-+b arc.,srzi- A.h~ nzuveh, thc In +t.la'inir tnai:r{a: may b- re- t;?sr•izd, ia. v-bole cr l.n f• ,i, liv rut:+cr.~ r,trc+ hxxiy Fr...k±,i or dAlr.lv prr.4 ~i, "I}c'• -,f trrr R•a,-o as ~e :ubtti. tutr. C;'i put nr all of thR ir +(+ti ;g jocy+_t er"ss an •ttdiric.r•-ai Ga••-;:n tco th+:. K,>airtr;r.om cr-rcarl aat! prc r.i, n, tnblc.. sl-;e,itaVtt an-ma t,:<? to acti-g - s:e insulr;„r, tit urrfeired "1!err ('.:) ~:,,:•:0 i7~krt r^_'tc^~na?n t17C. AGT"lU.1 g:'•IfiTt'riQ rN• •.rr9, i11t. y•:ti ic a non• tiurtt;.ng :r?sul:ttq" nr w~tl a,;,,nui~,rr;. g~has+;? (la. •-~tr7 tJ rlye tr+..i^s!rc.rn ,r.-.n]tit..Sall,ti,.^.~•.a.-rrr, •.shrr~ r;+ t,? s'• .ut 'i ,-,rt f nr r;1' . t crn :he 18 fuel element and the neroaol generating meam. T1tlf way hi nahieveM by Contpri"sing the tab.cco around the fuel elemeot andlor using a condt'ctive heat sink, as in the en:bodiment of FI't'i, 9. It also may be echieved by 9 ae:.tiog the cigatrotte paper overurrep artd/or the to- bacco with metrirlala which helEa extinguiuh the tobacco at the polnt wbt" It overlaFa the lrroaol geaetttlnR tnaana. Whrrt the inlttlr(ting member comprises flbrou+ mate- 10 trlr otbzr tlsaa tobacco, there may be employed a bRr- da ttumAS betweba the litraularsn` member and the taxouth P-nd of t11e uticle- t3ue tuch barrier ttteuxf eoru- priaea an aAnula.r member of hi;h dt:nsity cetluloae at=t- tat' tow which abuts the frbroau ianilat!!n= tnaatu and I s whioh i+ sa1Rd, .t.3ther end, wifh, for exuaple, gluc, to block air flow through the tow. tm mri-e entbc>diments of the invendon, the Atel/a• etcsol q.neratixtg means combi,ut.ion wiil F±e attached to a tnoti•lttKUt piet;e, such as a foil tined'pwptr or ceilu• ro loae sk:ettte/plrttic ttab~s lllusttated in the Fljtues al. thougJt 4 mouthand piece taay be provided scparately; aQ., itt the form of a t5guette holder. Thia elemant of rhe.,ntltle proridca the pas,ageway which chaenels the veporira.d earoaol fortnittg mett:risis into the mouth of 23 the utcr• [Jua to its leagtb, preferably about 35 to Sd mm or txttne. it aiao k.ertpe t.he bot fire cone sway frorn the mouth snd tingere of the user end provides sutl3ciertt titne for tha hot aeroxtl to•forra and cool before it nrac'san the aer,r. 10 5ultsblre tp4utbend piecea should be inert with re- sp4w,t to the temtvl forming subitanees, may have a water or ltquld prraof inattr layer, should otTbz tttlalmttm aetosai Isas by cnstderattdon or tlltrat9oe, and should be ctspmbte of withetnndips ttse ttrmpcrsture at the interface 3~ with tFt+e nther etetnfiate of the artlcla. Preferred mouth• end ptecms tnclucta the e+:Guto9a-acetate tvbe ctnployed' In avwy oiT abe llIvstsstcd embodiattmtts wlilcit acte as a rerilient outex memMr .,ha httpa tirnulrtse thc feei af tt cvaventknnal e;avetie in the tnoatlt ead pordatt of rJite 40 xrdble. f.;ther tsai .ttdtle moutL,ead pieees will be apparent to tht»e cf ortilnxty skill in the art: ?vfceuhr+3d piccim ttaehil in artlblet of the invention tnay inchuln An Option.al "filt.er" tip, wtilah ia used to give tbe trtlcle" '~se .ppcennco of the conventional 45 fltered cig}tvtte. Suvh fllte:y Include low eR9ciency callulos- , acetate ltltera and hollow or baffled plestic fiJters, tcch as those made of fiolyprcpytenr. Such fil- ters do not apFrrK-inb1'y interfere with urosot dclivery. 'fhe er.t{,~e length of a^dcle or any portion thereof :W' mcy be overwra,rped with cigarette paper. Preferred pal+a~.rr at the flulielemenrend .should not opcnly flame ,ittrlnq burning of the Nel element. In addition, the patper should h:va controltable troolder propertia and thouJd pradu-cr a t;roy, Cigarette-llt:e a4h: 55 In tbcsit ernbo.t)tnenti utilizing an imulatiog ja,yet wbereln Oe parer burna away frotn the jacketed fuel element, ruximum ke+st trayfer is ,chie-ed'be:atuc ait flow to tH Z'.tc:'!u•ufce is not'restHsar,. 1-iowevtr, t•a- pcrn ^~.n trr drslgr.cd to remaln wholly or partially :ir Co tsrt upcm ~xptt<~.tre to beat from the hurning fuel cle• mnnt S'ich psqers provide restricted air elow to -he buerdng fat1 et6ment, thera5,v lteirf.hg rt- control rhe. rr.mr-r•awrn at which tha: 11:•_I elempr~ F; rtne and tht rubsc•tacnt hes.t trinsfer tothe *r'rr.~snl generatiig 63 rr•cana. To redUte, t?r-_ r,urru!g rate and fur•I'c?eme*c. thr.rrCy tnai-rtaining 3 irav t: r?1c C?~ rz:'o:, a n? -??n:ts or ierrNpDr,:,tity' ptppr rr':3ted to `i-. N Q N © ~ ~ ~ ~_i i, •~ :~ ~ f: ~ 11 '' ~ ~ 1 111 +1.
Page 16: xhr37e00
4,714,082 l'9 20 r^} !!^. r~.,, e.g, aon•cnm-'ttsrih{c iniea pnlr:r u+,ih a fdur equ.ally spsced whnels of out 0.75 mm depth i:'? : i'It•+icy t tr ain may }a r, t,pl•,vc i'as Or etvrr• 1o-ated such that the rear 18 rnm of the aapsule is l", e;. Ssch a Ppei sr.onuolt Ilcr.t deltv-.ry; raf= Srcovtd to afford four equally spaced GhanneU. Four In rt;r tried!t; pulf. (i e., prffa 4 +.t'.ripugh tq• hales (facb abour 0.73 mm diameter) are nude in the t+v nm.r.(mixe anrotn! drlivety N3k b othertiise a captulr at tl•r transitioa bat+ween the ungnooved portion + itd 6c div+..d by radii+l'tl.e, -rtttde)'..ir infi!tradc,a of the mxptnlb and each of the groovea (-t+shown at 92 '7uauph tte ervi.!a, a nne•Xor^w papr.r may b-q wrd in FIG. 8B). In addldoo. a centra.l hoia of about the ircm the r-rt"al ges-.ratl.tig seana to the mouth -rtd eRme dituneter is made in the scated ead'of the aypault, i'spare sueh aa thcte arc >rstuwr in tlt4 r2garene paper epprnxJmatrty 17 atm from the holee at the fuet endof ,t.rt and romhinat+vns of such pa;.sr.r mgy be ctrtp)nyed to this g,rnovft to tyrwl+rra veri-.)tt,, hu-irtiot+aJ of•-:ti Frofttnad papers The capsute Is tllbd with a 1:1 mixtute of dertsilled usri in this asticleet of the prn-.ar inwendba Ir ctttAe (e.a., I!dassunertte4) flue cured totsact:o havlotg a density 13vurae 01; 88 and 544 plug wrap anacufictur:d by of about 0.8 g/tM and txtatalhing alxtut 15% by welSht Ettata of F'lagzh !'ottrot. N,C, and himt+utyi'taricb of Atysetia and' a trrsted alumina rubetrate. The aJu- >?~f~• ts?•s, 1? t7t>5, P 978-I6•2. uud 14263•.9 pap'rs: 15 mi.ee, SMR-iat- I89t4 from the Davidson Chetnical Dtvi- PeWferrH' cmbcxllmnn-a of the tnvr,itlnn sur cr+p+bte slon of tir/. R. C7rsEx & Co., Is statered at a soak tempen- ef d:!iverimg att"At 0 fi aa& -f arrcr:t, tn-trvt+ki as wct ture ahove at,cut 14W C to 1550' t.:., for abqttt one totA1 partlcalare rns.tt.r (tutFhi): in the firat ? pulTa, hctrtr, and qrMei The alurtt{rut is then wasbed with when smcY.ed undrr FT('' scr:,:Aht e.>nditiottn. (PTC witter and d:iei. The atutpirta (WQ mg) is treated with stneking conditlr.ni consiar of two sMrartds of prrhtng 20 an aqraittoat solution csattraininQ 107 m8 of a spray dried (35 ml totaJ'vnlitme) sepatr.ted by !3 a.,condt of v*tol- wntar extnr.t of Ilue cured tohaaco, and dried to a moia- d.c,•.) Rtc~re pre£err. c,! ~rmh'~.littnnts of the i,rt ntion ara rirr c*ntent of from about I to 5, preftmtbiy about 3:5, cn'-etN1'1 t.f raali+arleg 1.S mg or atorc of varrsoi to the weigh: percrent. This nuterial Is thett trettted with it flrst ? puFft Most prefrmtr,v, amixaatmttf of the ittv", mizture of 233 m>; of SlycerSn and 17 mQ of a flavor tdon srC c.age.tit, af d+slfurrti:+g 3 rng or trzore ofaerooLn! Ih 25 eotttponRntcbtstLted from Ftmettich. t}eneva, Switur- tka Gr3t 3 pnfG A'6th+ rmoited ttvder FPS: xmc+JnR con- Iand, uedrt' the designation T64-22. d1tlrnrt. Mor'vvcs,pra.er-+A erabaile.rr_rta cCthe inv+:a• The Phd etmsaeat Is lttaettcti into the open end of the tinn delives an rzvkrage of r.t lrtu,r ryvut' 0:4 ruy o; wet tUted capettle ' to a depth of about 3 m.m. The fuel ele• tctet Fartlnutata turtrnr: lwt pvff: for of tt,,,n Rbout 6 tnen!-tppsulo comhit+ation is overwrapl+ett at the t1te1 1>t+!t!r. MtjiAWX f~,Ltit laeat rl^uut 19 !}i+0`+, unr1R• FTt;. 30 el:°meett end with a 119 mm lono, glwa fllet jlwket of "trlaig t:ona.itinus: t?wevs•f'on.xfng 6432 ('baving a uw1lenirtg prwtt of about One ,ncrc3rair.rty prafatrzd ernlr,x!(mrttt' of the laven. W• C_;), with 3 wt. pricentyee.tin binder, to a dlsmeter tbna, of tr.® tytra Irhurrrs:ed in FIf:_ 8,,rne,v M pt-pnr:^d of at-,ut b mm, whic3t is ovetwrapped with $cujta 646 in the fattoW{ap nr.-nae.r. phtg wrar. EZardwe«cd lrspe+, x*.tch to Grend' F.ntuia Csrtazil~n 3+ An 8 tttrn dtameter tetMaco OUa ciaur.tte rod with KnrJt psprnr nt,tcLted frotv BucGt:ya t"eiltdnqe Corp., an Ecuata 644 plug wrap ovenvt•sp is cut to a 36 mm MetzrFhts, 'I'.•Yw., is sbreddul rnA fIr<rd lnsict; it fur fength atud mttdlflrRt to hYve a loulpt,udia4 hole of about oue. The titrasaa Lr f!uaI •d with nitza3+rt, tmd the 4.5 ttm riantcter in the aertter. The jnsketad lbel e1e• l4rtrvrn tr.ropei-Atura h •to-t4- r"1lr,1 nt afi^" 5'-i 3' C. msot-csp:vle rnmhtrstbt+ is imsarted into ttse hole in the per bnvr. to sk+trut 740' C., r.edhctt+ at tS,.%t trrop"t.rare 40 tobacco rod uattl the g3#= fiber Jaeket abuta the to- fCr e time si=fAcdcnt to insurn tl:nt r2I of the mrtar,rl In bvnq• Tbe g'daa fltxs and tahaovo seet3ous are over- t?-e t+Ntru• rev.c!;sa 1,W r1 for Jk;Nut 13 nil>ltttie.. The wrrrpad with Klmbcly<C1,srk P 87e-I6•2 paper. F-W':e+nirr1 tr+ettinl It t.h,at aortr+. and gmar,d to a A 30 txins IohO celluime acetate tow aaoutheod piece rr,yh rlrtt of naln+rt 2 r?t7 or }~e.c. Thr 1•nµ'derc3 material overwrupperl with Ecuata 646 aad conerJninR a 28 mm `rrt F•!atel'w; it tarrpt+rature ofE!0' C. to 7',c7' C. to as long polyhropylene tul -_ rccessed 2 mm from the fuet :Ianlr.r. A.('.er er- fing, the p.:rticdr.tr,q materiat! eletrextt rtd, o-s iU4axreted in FI~',: 8, is juined to a 10 h+ t'arrt a+niktara with a SC!•i^ binder (10'wt. mm 1onR low rf:1a'.ency eelhJose acetate !?1tr.r etement r:x( ~, (I' µt percr,r9; and frc:m 10 to 20 wt. httving nn ov!•r+vrav of F.cuata 6a6 Flug wtAp by a teyer d s kp,s.l: dcticci w.tcr aztt~ct of+oHncro: Suffl. of KCP 8i8 16- Il pafer• This tnovi6end pl" c.tion rtrr i+ u~ to itir>•t a tr pti. e'vliicti tj rrc- So is •ivinecl !a the jac4etsl fuel elrrnetttrapaulc ~c ticn by ^tr..t.,tt tt•ret'Sh s 4.6 ntn, dip.mr;ter c:ie drsig-necl to fc.nA tipping FaFer~ 7 t<;n,cf-,'tudlr.al h^!r~ with n diart•ter of n:!s rnn,. Thasy During usa,!ieated atr and gsaea wtlt atrrr the to- b.otiet s:re rzr•nEr•;t sn t±tsr all of t!ir ti•,Icv ua w•ithIn bacca jrokat throt~gh the glass fiher jack'etand the hc1-t a`knt L3 nn+ r;f the axts of ,hc P.+r:i ei.~raert, v.;rh a in tho capa«Ir.+ pcrr:icn of the eerosol forminK matsriai sp.'r,q tkt•v-c..r r?r• ha!-a ot xlovt. r?.f riitn: Th~ rK- 15 a1.w will cr,.tr the j3ickat through the trv,ic>j mnm, '6hJ^tt has a diit.^„rtr.r of a'xrut 4 S-um and' Tlta forngoing }~raferreci cmt~dttrRnt ntay be modl• Mr. lp~nre,tt ~,+,lk} l~tui+~ of ~`o ^t l q5 gl:a. is dtin+: at focd u) incorF^rare c're or rnore of t;te followinq t~ ,t o 3' C. to rt-1vr,e th< n;rF rc cr* nrent +c aE•~ur 2 chnnQa;t; cepsuiR tney he a iube havi»g s crimpeti to 419•, ±r;A :.t cut Into 10 mm lcnq f;tc1 eia+rrntx movt.h cod only, with cc wit•heu- per:phentl p.asa•9get, or -rltn rnprx,Ili,; Grntnivar +Jr C$f!?U!^.. i+ fot'T_:r1f'oqf a }{1' y'). ,he 9hAr%e of tbcmhut.nend portion of the caps,.tlp may C+.itt1 lt`t,ofFrIElv..vnr,rtQOt rlr^.v:1 +'Jlrra~rlum tvf.°. Trt-`iq t`,e crirrtlk`d into a rC#o'1Rllttr, 9[luare, or Ot}Ierlhar:; i+a6n,trC! I tnm tc.idlk a~d •i.S!m in+ri r.cer. 1Z:e (b) It•.alltue ar;J.at qbout 0.7 weighf Fear:ent, rqay qe tc-r 7 mm of`,7e :n!`t i9 c;Pr,pr4 to c•rl the Ttc•ath crd rJl~led to the snt.eaate;(r) the flavor matetinla may, M ^f the crtpsuJe. kr t~- mcuth enr+, fc+tr . :+a1y, ,f,e_rd grr.7'.QT6re ir:!erttc~'i;j rhr•sidr^ft;re rr deprb cf s v,ut A 75 :nvt r,;tr,,;,ll ti c5 addrri'u,ahe <o1-5cco jacket instead of, or in Rdaitir,n to, the .tuf'S[rdte; r.;d(rl) thoc9ntainerRe?d e]tcnnuie rJara,nterired t0lacco. caps,!c sm03. t ~'^tt iil.mrrrt,d ir F10. NrJ Trf.a ia tt"l,yti.7 clairr-d'ls, .o: rtit.;lef r 1 t. :,, .*t•ing tl.~ .?s ,alv ,::, •;ir Ilaw~ng 1. A eigatR;lr.tyF" •mokin$ articlot cctnpn,ing'. ., . ' - •?T . +, 11"I'
Page 17: xhr37e00
71 4,? 14',0g2 22 r•,u+liustibl: iitrl ^Ierasnt irsa thnn ;rb..n 10 mnr 11. T1ie trtJcte of clafm 20, wherein the eondUotina i-{tgt{t p,ior tu cn+a/.Jnd, hnsi.-fg & denxity'of .t mcmber cU•cumtctibes a portion of the fuel elementartd =r' 1>'rj at C;5 at lcs.tt a Fordon of thG aerosol genetttin; meuu. c>'tyttrally u:}'riate terca:-0) gttrioratinq mearr 32 Tlte ttrticlc of alrtitn 21, wherein the conducting ht:!!ng ur ar.rctrni fc,rrrin r"eterirl in conduc- 5 member contxctt the fUel eie+nent.long leas than about - hi'lt eRC11a11ge fP_tAtfor.thif7 with t}.r_ foel ele- ca?-helf of Its lr.nath. I*>--1+: eva 2:1. -T'F.e ardclc of cl.int 21, whutda the conducting 1r,) mt•:nt for deUvm*nR tt-~ r-rr.5o1 ptzIdw..ed hy ttte tne>ztbtp' oottutots the tUel eltxaent alottg no moro tltsn a.*m•i<ol genc!ating mruts ro clte abovt !I tatn of ite len=td. 3. T>ut iaticJa of eht'.tn a_ flt!?.':r:; ,',r,,vprit' g s hsat 10 24. A cl4atette•"w ttvokiaa Pttic1s of chtitn 19, 20, rxmd%cttng mamLer •.vhiti•!1 e~rructa bn+lt thM fJeJ aie. 11. n or 23, tvhettirt the lYuf eletaenti.+ IM tr,aa 30 mm xart avd tbr artnec! ge, ~ re'Ir^ f rne.n-~. !tf ltttgth 3, TZ a ttaticfa of vhirr 1~~^ ri>t tFe hea! ct~aduoting 2.R• T'he article of clatttt 24, wherein the Rrcl element r,*c> s~;~ c,hc~crpt~ea ot t. }~°r!:ou of tlie Faal ete- Y>+u a dctttdty of at Ieaat about 0.5 g/cc. r~eat. !7 26, ne utitle of ei'tJtst 37, whercin the fucl clemetrt 4. TTta att'thln of c!t"!tn l. v h•^reln tlt~, i:e,t cnnductinR conoptlr^+ csrbcn: raemhrr -uJ,w•1 tll t-r#r 1pi::.•ic n f re•a v.ro-ol furx• 17: Tha atticlb of clsim 24, wttereln the flul, ctcment 97!g a-,.ret.1. Ia provided wit1, a plttrality of longitudinal pauage- a,TL..,vrSdunlcintnt2, hhcrrtnth`hrqtCondacttAQ Wayv, mr;r;'at- is A rfxt ..n!mcfrl' ~ tltin at !a?ft n part+on of 10 14. A RigacsttA•type amokiag article of claim 19, 20, ',c t+t thY fucl clr!n-trt jvd q or vvrr•.rl gYnr.ratir+g crea.-u 23, ?.1- or a3„•+rhrteln the fuel eleracnt is l= than about. x. '1bt +rt+'^_!,1 af c11t.r.a 1, 1. 3, d, rr S. w!i.rertt the 20 mm (n IrngtA. vof t-w~ Pret e!ess,-rt ie g;r„!cr thaa +tht•'tt 0.71 29. (`,e erttd^ of cJhJ.ht 33, wherein the fttel element hes a diensity of st lrat+rtbout 0.7;1cs. t t~Ntr+i "cr cf clr.lr+~ rS. +~.rya ~i*t tt,2Riel elemet+t IS 30 70,r,& attitl'z of cla.im 29, wherein the fneUelenzent ~•},•,rt!{ "+ >anl•-cn r,o6tprnovi carbon, E. `t h^ * hc1, of'cta iar t or F, wh,7rrin the fuel :11. 'T'ha u•tvcle of claim 28, wheaeitt the fUet'eleraent w•.tsi it ; ftrrnJ;r; af leagir,+d!r:9! iu pro.^:dezl with a pttuility of longitudinal pas*egt:, };rrc.g: r t~s. wgyat. 4; Tlr+ ectka,~ of r,Jiti tt 1, 2, .3, 0., or f. ww,?r'i.o t!ia fit*J 30 aT: The tu'ticla of 041m 19, IU, 21, .12~ or U, fitrther Orzi-*tt iA t-nge th-a 7Q mrn in 1-nath, :.atmpiadog aa Ia«tttatlng rn..mber which circumscribew Tct T2t* •n.u•tP af a!n!m Q, w h^tr.ry ncl! dcr.ity of the at leatt a portion ef thc fuel elcment. fta! aJir.tvRct la tRt lrr.tt tlw~ut 7 7c'nn. M. TTts ttrticte ot clalta 32, wherein the im:ul;eting 11. V-'+. a,trle Ofrteiin t?: V'herRib tbe 1?r0 r!e'unrt rnetnboas IA a rstoltlt:ar; npnl:nminp tacotbir at tes.tt 0:5 i+ pt^•A:IrJ µ•ith a ph.trallry .'l Icnqiru,'.ir,rl ^eianpz• JS mx» tbink. A.y!r. :NA 771n attu:le ef" eW+n 32, furthes eoheprintng a reai!• 2'1 'rhrc wicta of cl,lr.: 10, ' crre;ct thc ".•.cl nlrmet:±t (ont inIWGtring mezr.hetr which encisctea et letvt a portion cx+rupti" csa't1mR of ths srtoeuf ger.:mttting nteant t?'. ii1..*. +.•tr:Js of ctatm t, 11„ 2, 4. or 9. P.tnthc, cotra- 3','f. 'Fbt vtlrie of a?ssat 34, P,trtJ:.a coropriting a sris;r.g oi i!~rt4a(r•g tr.rrnt.cn +vhirtr Re:irclre er Ir,a aA.C mouihe+cet p4ca 1znvttig u+ aerc+sr:nl delivcry prtuege p,'•r?rm ct tDe fVtO etar•!rot, circtxjrac-rfl+ed by a ramiliant outer member. 14, The rrriclr., 3f c+t!ta 1'1, vrtrr~r•it1 thal iasul3rJng 36. 1he xttir.ae rf c.laJm 19, 20, 21. 22,,or 33, wh-_rein L-mt;c- It a rtsll•ea:, nonbor^i"E ms7+~r at !east 0:5 the condt•:ring r+etv'her eeeloses thc a,rosra(' fr••rTning mm tlrhk: tnateriaf. 11. The aric!s of alai,n 13, fetr,"ei anmpri.~ira a,r"iJ• 4! 37:, 1b^ +reiclc of clndsn 36, further ec+rnprising a ic-'•' ln~;jtitnq r•sr.rttNr er+r'rraing u (rssr t pnntlbn of ^.huea cf tnhac:" located between 1.11- mvuth end of •t+•r -•rr-^t ge+ectxturg mt-An.. the frxt f?r:rnrnt and tha mouth end of the article. " Tit,! •rt;alx aL ctAJ,it t3. .a•hr.•.r;na+, 1-sst a parS of 38. The article of claim 36, fiWtcr cr,mprising a rcail- f.r ~.~llgwnrrxt?ng,m-ttl rv en.~ir!;'rsJ hV n I6(+rrfi? lCrit, nnnNurning insuixring membar at leaat 0.5 A2.'tl r,t.tcrisl. !0 thJck tun aundi tg at 1cA~C a partibn of the periphery of [;,- arti~le n: cJaim !3 +,rizc n, t> e mea±+e for tHa fuel c!craert. i:]ir. r, ta ;an crrnpri+eY P tmnt:,l~eftd pir."e yvv- 39. l'ho articly,of claim 38. 1Frrtlacr nornptiaing a rrsil'. Ing 'L•f r^-.:rl deiivery paatnge -iXc+rrnsci;4•,'' hy a lent,iitsulvtJng memFr-r whlch enelrcies at ]rc>_ara pnnibn of thracrosol!tcnPrrhting rrseam. 1R " b- arttclr. cf ctsam 1, 2, ', 4, r~r 5, h:xrtLt-r cr4ar- ?5 •W. The w-ricle ,f clalm 39, wherein at I1-ttst a part of r+iei»s i::hrrAeuft<:6a.c;r* lc;:xted tw±r^:etin the mo,.tth «ce aeros-1 y<ne:5nng rneans is eoci.raed by a tobacco faellelercent e,n¢ the mo!teh ead r('thc at-M^. eoRrelltirt; matr-i~J. 10 A nnrlcing uticir, cr,•tnpritiltR+ 41. •nn tu2ic!t of c1nLm 39, furr,her compt'l:atng a 1:', s cnn+F ±~rihlr O+e) rli:raens; tnouthertd piccr P.eving aa aerosol' detivery passaqe 0 1 t t ,~ical!Y, t~-,ra:ate +cnr.s,:J 6ene:zrinR rr,^ana 60 _ivruma.sih~'by a rr.ilientouter member. ia ia-!inq sc t'rr~snl fotmLlQ n5st:~*ial; and (clit f,'a:e"ndt.•,_fb$ n;ecrlW-r u hibhcr•,ntxi;tb hath. fhr. c3enarnt ar.d t•:- a-+,•yQl v•qc,•ttinR ;nr.>int t:ie ^]urJactinf mr,n;:xr bcn'g SGeccJ I,:c eS~ Gght;i g e*dlsf tf~:er± et;'xe•+c. F! 17, i3~ .rtirj~ a r'Ir r, ~a . h.r;ir, t., : end!.ic tv,R C"5~t~'[. t a L'!^w!{ eFln;.: 5 rt,t !F",1> .i:C t. a ~ nr, a2: A uiE.rette•t,vpe s-r,•Aing article ~:omt+rnsing- (x) a co7rt!+Ttible fuel eJ~mcnz Ho{•u+,g t r!cssity of at lrett (15 g/er. (bi a 1:!lvairtntly }rt}+etffte acrnsol P.°nr"-inp, me~ns In._Iuding an er,ro9ol fcr^ning m trc'h;: '.~;;d tc; a,•S inSUlarinq rt:emt-ott circUttrs. r."ir.g at lett;: a p^rr,:c of ti-c fu-l dc^, enrt, the .t;•rting mr.+^. cr kri:i;t ;,t Ir-f rSJut9:5 nrrn thick: 01 1 .7 T' , .. .'Ct ;!td i
Page 18: xhr37e00
23 4,714,082 43. 'f?.c artiole of claim 42, whatvirt the insuJatlnq u.--utk: it nesl3lettt. 44. The articlc of claim 43, wnetel.n tha lrtaulhtiag mc;:,i;au fwct duricg use. 41. ?ye udcle of elafin 42, wlsereis the lrwsl.rizg } taetubta dtxa not burn duriit; use. 4S. no axtlcle of claim 42, w 1,ti7cia the iauulsting member#1 a radAent aonbuiniag aratarikJ at lout ttbout I tttm thlck. 47.1he rtttale of ciaim 43. 43, 4tt, 45, or 46, whecciu the haulat(a= member compr4ei oeramla or glaat tlbeta. 48. The ardcle of claiat 47, whcrti{n the ftbm have a aoRsaitta tempet'adtre of abotu 63b' C. or lcst. 49. The udele ef clafttt 42, 43, 44, 4'S, or 46, Arsthmoomptida` a tmaallaat Iruula:ittg qaember eirctttrut..-rlbluQ at lmart a portbo of the acroaoi geaeratittg maru. S0. The "olo of clalnt 49, wherain the in>tuli;ting metubet aomprf4at a ceramic or alaa fibexY. 24 6d. i9ie anicle of c1e1m dS, w,hc,~in a tr,l:~c:a C,?n- tainiug u,s,t>v ei:cumuarit,rs atieaat i* p4i tio+s of che acro• sol gtnest<ti:tg rr•cuis. 67; Tbc t.rtrcla of cia,im 64: f,,:n2itr, .oon;ptllissg a m:,utha,d par.ze Laving an r.crc.y.:l da:li•~c.y PiiAsay;e Citcusuecrirr.4'by a tr.t111.:nt outet raeruEar, E8, "Cha aricalc of cla.ioc 59, 60, a: 41, P.u thcr couipt;z I.hg a ciuryn ot twhac,:rs t.rcated SatMa";t tLm,uour'c, er.si atthe fuei :le::vent aa.i the rrwuth <.ad of ti.s a.ai~lc. ttT IS e9. ,l aiiiarrtte,t;yc :rito~a at.~rl~la cou.;pti:ing: (a) a aam#ru;cibla fu4l'cJczxu.;irlera than a.iuur Ttl fn;at ih lsn~,'th hnvtny aL'iuttiity of ;rt l.au ab4'iut tl.s g!: c, (b) a VhyniaaJly t~araut arroa~l gwt.ratis:g mapru. lirsludiltg an arra:~ol futzalbg r~atr,riil; (G) a beatcrut:ductin,f mamhcr tihiab coutscr.t htF the (1to1 dux~tta.tq the aeet:saoi geamatin(t muu;a, the caad'uccing r~ucnbar bsipa tpaet;! f*um the lighthtg ars4 of tha ft;ei' n!et;se:sit vrrd' (d) an iusulytiog :ot rat rt wi:ir c:eurc,a:r:Uca at I"t !1, The artlclb of claim 49, wttereirt the lasttlatlag 0 a ;ttdaa of tha p i tl l t p , a -en . member drenmacrfbiag the fttol elmaent comptiasa ca• 70. The ardc.ieof clbl,a $0, Wherfln tlae auul&s;ag romic or 1lrfti Rbett and the IastilatinQ tnatt:rirAl cirOttm• member it a tmiliesat ntit,:ttal at lmst :lrut Q:S azm aonbiag at I~t a portion of the aertxtol generating ~ meaae Is a tobacco contttiniag ttmterlal. 71. The ertlcle of clnia N, wLwrasn the utswtatuig !1 Fbs article of C1ar7tat 61, wherttla the rmrnic or 21 matarial lirts a wnctane iw:atpcra.rvr,r of abu: GiG' C. ,>: jian lSbas have a toRating temparantra of about 630' I~, C. or leat. 71. i'h'a article of elai0t 14~, wlir,'ttu the rm+l!iAt c,ate 9J~'The artkle olclalm 49, whercia the ttatrorol fvrm- rial fusaa dur2ng uso and is at lkn+t rbout 1 rs;,~a tlat.k lttB rttatarial la eaeloead within a he+tt o4ti4uctiva coa= 73. j b: arti+ctt of alaim 48, ftuthor comgttisi;tg r rr.si;, -~~ 30 lent icaulatinr rcra,ber %t~icnh cvtiitmacriL«a : t lear,t a l4i, The article of claim 49, tlutliar compriain6 a portion of the aattiia~l j*e>Nerr:hty7 ~*sa": moothertd pleee bavittj an asrottal dtdivery t>aesa8c 14. The astislr~ of s:luru ay, wh<rdrt tti~.e atroaol fotx:~. oktuaoaGdbed by a reailleat otrtat member. ing tiutterla~l It lucate,f wittdh a Gca1 cr.ua.0tivv v t, A The article of claim 42. 41,, M, 4S, or 46, whutin taintx and a rKti:iiea.t lm+utr.t."jg mostLer circu~nct t:act .t the l~a! sieaaaaf is 1t" than 30 mw tis leflgth,~ 39 le,ast a Fnrtinaof the c;,ut.aiocv. DIi The ttrNcle of olafa- SJ, wdereia its Aut element 79. 17fo an.lotte of clalm 7~i, µ•hr~uesu at i0ast a,-sust.istn Is provided with a pltu~allty of loagltudlaal ptuisage- of ilt•r cooordnar 6 ci..u:~t+biEr.,i by a u,hoacc cnntaln. •w-y,t. issa maat< "Sf. The aMcis of claim S.'1„ whsrain the }ttel element 74, Tlw mtkle of +vw.ir:t E9„ 7'R 71. •t): 93, os~ 74, omQ~ ~~n, 40 wh4ratu t$b ~CAi cc))N;itICtL7Q CICi'.4rb[ W ktAa.t3 th- f,iel SR The article of claim 4~3, 43 .t7~ 43, or 46. 11u:6ex e:c.mcnt atong 141t than aCsut oau•h~lt of IlA lavytli, cotoptssinf a cbarae of tobacco located between the 'f7• Tbe uticlt; of t:!~ 69, 7a; 71, 72, 73, or ~14, mouth and of the lltsl element and the moutli ettd of the wh,crt:ia the fuel el~rse~.t cot:.pr;,sQx ,auhen and Aaa >c ~a diensity yreatcr thars at~aut 0.7 j/c,;, it. A amoking artieie e0u}pris3ng: 45 7d. Tsie article of aJ~aitu 77, whercin the. tuet eletnr.n: (a) At combustible fuel element having a denaity of at is providad with a p!u ailry of lesygirudir,s: pW~xahc,- wa letsl0.3 ~cc' 79. The articla of c;lriio 69, ;(1~ 71. 73, 73, :,r 7k, (b) a phyolcally ssparata teroaol Qeaeraaing mean9 wh:rein thc fuci cicYncitt is, lesa th.:a abcsut ::7 m:n to inclttdin aa a i f i in i d' g eroao orm g r~atet s ; an l h i enqr and s providcca with a pturr'lity ut (c) a rt:ttiliettt iasulating mcmber at least about 0 S otm - . Atel Olemeat , 60. The atticlc of claim 69, wherein the tnstJrting ing mecr;be: cont,:.w tira Atal alctnsnt al.sn;, icc, tl;.r, member it at least about 1 otm thkk. ~kwut ..ne Lnlf c.l f,agth. 61. The atLicia of claim $9, wherein tli; ituulating SS tll. 1'~e ~u~.lc i..iai n 79, MhWrun :uo iuul'elanscr,r member com ccraGt:s..-t ca.,n~a ptiasa cet~mi0 or gla>a 6brt2. $2. 1 na arrc;., r i,~.i;c, tSS, 70, 71. 2„ 7.i, ur 7C, fir- 62. The article of claim 39, 60, or 41, whareia the tt,~ a t.".rg_ of tobacco lac9ted brtweeu insulating metaber flasee dtuic6 use, the mouth e:r•i G; tnc fit:t c3cmant aar i the mov;h rad .:f' 63. The article of claim SD„ 6t1, or 61, wherein the ~ thc ritY:clc. iaaulating member has a softening tcrnperaturc of atic%ut S. -.r`he nri«~!o oi et~,n 62. tlsrthar eon:~~ ri~irg a 630' C. or lesa, mcuthcnd'~ i:icce k;rving to aerr>sr;i cteliv r 64. no artielb of claim 59,60, or 6t, furtt,er ccmpnr• uir urrs ~:ri~cd uy it r~ iliaat outcr rucrr.t2r,r, Ing a reiilient lntulating member c(rc:tun,tcnbang at It-a,r gt, A ctg,areese•typa rtn-~kitg atticle con,~::tin, a portion of the aerosol;encrat:ng taeana. es (1)'a c~,mbusdt+te fuel clescnt tc~s tt:hn s::;, it 37 ,,, ... 60. The arRlelt of claim 64, wherein the aerosal f.~ru1t in f-ngtli having a deosity of ao•:;t.t ~ _/ic ing tnaterial Is enclosed witbih a heat conducttve cc~n• (h)a 1:ea: 4on~,tc;i~ a curittiner ca;;ta;; ;r; irrecm4:..; tainer. furu~utg urs:e,:ul;, thiolt wkieti tdrettrnsaribea at leaet a portihn of the P"aaxgewaya. &2 Tha artitlC vf c:air,x A. ~.vl,e;a'in i', 'lr=.t c~ri:]uct« 1r1 .., , , 'Uli• .
Page 19: xhr37e00
4,714,U8'1' (c) a tesilleoc, nonburninc iaauleting member at lesat ahout 0:3 mm thick wGich ctreutuscrlF.es at lebirt portioa of the twel element; and (d) a rcxilient insula3ing n.:.mt.4r whlCh oirctuns,;ribey at lwt a pottiun of the 3sat conduetivo .^nnty'iner. 86. The trdcle of claim $4, ,whvrei.u the insultitin4 member whlch clroatrtiscr.:» the ttuci alcturnt flsxy dutieg ttye, K Tbe article ot claltq 44, wharnlt,i a tahacco aaG• ta4oiag maa cls+auutactibcs at laast a Ix;t,lan of tbe brat caadpctive coataiaa. 87. Tbe attlcte of eUiai i+, futaba: cornprL+lnF a mottthead picoe ioeluding aa aerosol dellvery pawage circttmtteribed by a reellleet outer atember, si. The artl4ie of oWm K wherein the container aoutttctts the fltel sfemeat. 99. The article of elaim ge, $3. id 87, or U, wllereLi the ftitd clcment compriaer czarbon and haa a density greatee than about 0.7 g/co, 90: The atticla of claitn 90, whareln the Atet element Im provided with a plurality of longittuiirtral pttss.ge- waya. 91. A eigaretut•typo smoking utielm eomprising: (a) a combustible fuel elestunt leat thaa about 30 mm in 1en& having a dsusity of atleast atiout 0.9 g/ec; (b) a phyeikally srparate acsiwoi get>sratiog means includiag aa tteroaol forrtthsg msteflai; (c) a heat coaduod>sg mot;tber apa,..ad at leaat 5 atm Arclm the Ughting end of the fltel' eleme>at which circumacttbea and coataett  portion of the fuel eleatcat wd eaelvaee the aerosol fortming matcrisl; (d) a railiettt, eooburoing latu4ting member at least 0.3 mm tliick which ofrcumscribee at leut a poruon of the fltal al.meet~ aat! (a) a tes[11ent ioxuiatiug member which c+sw,amas.-nbea at lea.t a portion of tbc beat conducting memb•er 26 42, i7.t uttae oi cla,xn 41. k lacreiit tde hcatcondtact 175j : dfiGtribor ~tlbtif:'t5 tFc IL:: .-ieu:e:nt along, lesx than akxyut aue-half 4f i'tti ltiiigtb. 93: 1'he uri+:la of t'aa:a ti" .•.i,mra'Ltt tha t,iaull<t:n; S taetnts,u w:.l::h cir uu axlbc1 tlu fucJ elt:neat ii at If3st 1 a.m thick and fiuei du}iny usc. R. T'ha rrtir le Cf,l.irn 9:T wh,reitr at lemt a parYion c f the hawt c:ontluctulg u.,uihr u•h!ch anclos-.3 che sYt-uaol futwlnt uvue:i><! u: rewurr:ciberi by e tr,bn::cd 10 c(mtaiuiug maal. 03. Th.e art:cle of clsias i+:: 5'], or 34, w6or:in nce lnsularlYtg ma.;tbtx wh;tr (,ijoa:ntcarihr•s the fliel :.lr- tne:ntis x fibruua ta.urial haVit.g a aattenlug terupe:a• tute of t.twut b30` C. or less. 13 96. TLe article otclaim 91, 9y, 93, 94, whcrran dic1 tL41 eiGitteut cJtuptisas caabctt and h" a denstt; gneLxr tttxn 0.7 yt::. 91, Thz ariicak of clrii,r R, 9s, or ~+t, whurtr,-;~c fuel altment it Icss than :.%j"-t 24 q,n la length 20 FJI. The uticde af t•,lial'm 92, 92, 93„or 34, whciatn t"ie fuel eletttrmt 13 wm,,ldcd with a pluLellry'of kiagltud::.al pe.aP•gewaye. S9i!.'1'he artiwla of ciaias 91i, 92; 93, or 94, furthtt .~irct• pt'Vsing a mouth,cnd pi:e:. baviag an ectx,ytl dea.~„~ i, yulrge c'ii.."umtcritx,d lUy u traElttut:.: c:n cacoJ~,rr. 1GU. "T7te ardale uf et.iirt 91, 91, ot ;3, ;tietl .-, _>,r, prisiug a ahage of tcAiactQ lk--c,tted b-r*,:, c ,hr tn,.:,:cti cnd of thc Aiel eihment fjtd'cf,e tac.atY, cnai o; t+':+ >;nw ~c 101. The asticLt c,f ctaiic 94, hu'lucr com}ci~n a 30 tuouthstai plet:e 4avi:lg ar: t:rojcl dclivary ;;x~- . „c circuazst:ribcd by a rcsiliatt c. ,rar menyL•e:. 103, The ac-ti,cta af e.Lilnt 1. 1'Sr„4Z, 99; SV; whareta tbe artl:aa drli,crn =k ius: ab;,it :J ~, r.,; :a ot toW p+utiputhtc a,attzr in tl:e firat ahce- r,:ft, 33 FFC amoldna condUboy: 103. 'Tbe a,yt+C1e af'clt.itu 1. 1,, 42. 3~ b3, 64, Or : t.. w'itst^eie tya articJ.r J_lh;era a,.sv.,:agc ct at Ira.tta>,;;u d.a mg per puFT ot wct thta.l t'0? z..;ata a.dtrat u:::t,r.r FFCrt:wking c~ttditiora. t:;r l. ;-s.' 6 F„offa, which crtelotass the aarosol forming mrtetisl. 4) 4s 30 55 ,,

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