claiin is: 1. In apparatus for foi-i-i-iin- sheet gi@,.ss, a zn (,lass co nt,,tiner adapted to carry t !,)ath oi' n-iolten gl-,Lss and h,iviii(y a clowiiwarcl'i-.- d,' rected outlet slot thro-LI.-h 1-hicli ',I col@itinuous sheet or ribbon is aciapted to dscharge by gravity, a 1,,tterally extend.;ng eiiclless belt of woi,en fabric iii posi'ui,)n to r(,- 100 ceive the ribbon, an-cl a coolinp, I)P.,tli tl-i,:oii(rii lylilel-i tle belt is passecl. 2. Iii apl)arattis for formliig sheet glt,-,-s, a glass cont,,t'ner ad.aptecl to cli,ry a bit I .I of molteii gl-,tss a,-ici havii-ig ,t clow,-iiyardl,,7 di- !05 rectecl outlet slot tliro-Lioli- ,vhicii I coi-ilinlioi-is shep-t or ribbon is adapted to diseliai,g(@ by grtvity, a leer haviiig its recei-ving cnd ,idjacent the outlet slot, aii eii-O@les@,s ',)elt oif@ ivoveii fabric bet-weeii the sl@ot and leer iii Io posit;lon to receive the ribbon, ,ti-icl ,t cooling b,,itli tlirotioii iiliieh the belt is passecl. lii ai)pii,attis l'oi- formiiio; slieet (,lass, a glasscont-,Liner a(lapt,,@cl i-,o ettr-L',IT I of iiiolteii gl@iss ancl liai,.Ijig adoivnivai--dly clireItecl outlet slot tlll-oiigli lvhich -,t contiii-Lioiis slieet or ril)boit -'g @idaptecl to .,Iischarge by gr,,ii,ity, a extenclid(, onclless asbestos I)elt in I)ositioii to i@eceii,e tll(" rit)boii, and a cooliii@,r I)atli t'ii-oiigli 20 tlio belt-, is passc,,d. 4. Iii apparatus foi, foi,iii'tpg sliect a glass contaiiier aclal)ted to carry q I)atli of iiio'iteii glass ancl lia i,ipgi, doivilwai,cII3, directed outlet slot througli ivliieh a coiitiiitiotis slieet oiribboii ig aclapte,-! to clischai,ge I)y grai,it37, a leer hai,ing its encl adjacent the outlet slot, an endless belt between the slot and leer in position to reb b..e ceive the ri boii, a laterally mova I c4r or

tr t, 6ii @ ivlticli Llie beit, 'Ls carrieo,, aiid a ii,llich the belt ptsses. r). In ap ar,,ttiis f,-)r foriyling (Ylass p @n, -5 a glass c(-,ntaiiier ,tcla,pted to e,,tri-y a batli of inolten glqss and having -,t dc-i-,,iiNN-ardl,3T directed otitlet s'tot throiigli whicli t conti.nuoiis sheet or ribbon is adapted to discharge by -ravity, t pair of rolls ,i,t the o-Ltt10 let en.d of -tlie slot spaced ap,,trt a (lictiiiee gi-eater tli n the thi.elines@@ o@' tl)e i ';bbon to a be pi-oduce(l, a ltteraII3, extending endless belt in positioii to r(,eeive tl,.e ribl)on ctnd spaced lelow, the i -olls a, distaiiee sviel-i tllat 15 the ribboii is strolclied and r duced -n tii cice iiess tji.d sets to an extc,,nt that it will not iiiar by the till'ie it engige,3 tli(@ belt, and means for cooling the loivei, fli.(Yht of the belt. C). In appai,,,Itus foi- forlylill,- SI)-eet (@-lass, .t glass container adapted to efirry It batl,l of iiiolten glass tiid having ,i, cloivnAAT,,ii.(11.), directe.-.1 otitlet slot throii,,,Ii whicli a colitil,iuotis slieet or i-i.bl)oii is" @idcipted to di@@,,charge by gravity, t laterally e@@:teiidii-i(y e endless b It in pogitioii to i-eceive tl-ie i-ibboii, and ,t second similar end](,--s belt aloii(-s;de the first belt, the belts siil)por'Le(l foiniovement tr,@nsve@i-sely ol' llie ribboii,, so 30 that both belts may be it-ioi,-ed iatcr,,.tll,), to carry the fir@t belt ft.-ont beiie,,ttli the i-il)l)oii as the second belt moies irto posi.tion beneath it. 7. In app,,Li@,ittis for for)l'lil-i(- slicot 35 -t gl,,tss contaiiier ,.td,,tpted t6 co,,@-ry i, batti of molten @,lass ,tnd 1-iaiTinf,), -@t doiinwardly (.Iii-ected otitlet slot throtigl-i wli;eh t coiitintiovis sheet or ribbon is aclaptecl to dischai-ge by -ravity., ,t Iit(.,r,,tlly extenclin(, eii(l40 less belt in positioii to rece]A,e the ribl)o7,-i. a second similir endless belt tlie, first belt, ,tncl s-Lippoi,tin- ifie@in,,, iiio-,inted for movenient trals-,iersely of the iibbon oii )vhich the belts are motinted. 45 8. Tn .i,pDaratiis for foriiiii-ig slieet g-la,@'S, ,i alass coiitiiii(,i- idapted to c,,ti-i.-v a, batli -1 liavin(,- a doiyiiward iiiolteii c-, ass @iii(, ii, dii-er-t(,d oiitlf@t SlOt tl)T@011(rll WIliC]) -'t co-T@- tiniiotis slieet or ribbon is ,tdtipte(I to dis50 chai-(-fe by graa,ity, v, I-,lterally eitdless I)elt in po!@it;oi-i to recel,,-e the ribboii, coiid ,,iiiiilar endle@is belt ,i,loiigside tlio f-,i-st belt, sitppoi@tlii@-,r iiicans for the belts -n4- traiis,,rerse l@T of t-,Iie @,','uboii, aiicl C-trii,iiig meins for the belts cir- ,-)5 i-i.ecl by the supportiiig means. 9. Ili apparattis for forming slieet glass, a glass coiitainer adapted to c,,trry a b,,tth of li'lolten glass ,tnd h,,t-%,in(y a do",nwardly dii:eeted outlet slot tllroLi@),h iNIilch a contitiu- C)o ous slieet or ribbon is aclapted to disch,,trae by gr,,tvity, t latei-ally exteiidin- endless I)elt in positioii to receive the ril)bo n ri, i, seco d sij-i-iil,,ir encl@less belt aloiio@si@le the first belt, stipportin(- iiieans for the belt@ Tiioiiiite(I for 65 inoveipe-rit transvel-Sel )T of the ribb,,n, and clriving nae,,tiis for the belts, a:nd cooliiig tlicrefoi- c.,,,tri-ied by the siipporting iiieai-is. 10. Ii-i appllratus for foi-ming shoe,- glass, 70 i; (,lass co-,itainer aclapted to carry a bath o, illolteii inci having a doivnalvardly dii-ecto,t ot,,tlet S104- 'chi-oi-,,gli Nviiieh a, c6ntilitioti:, sheet or i-i.'i-,boii is aciapted to discliarge by gravit.@,, a later,,Llly extendin- end- 75 ](@ss bel't@ of fabi-ic, i.n I)osition to receive the i,-il,)I)on, @iii(I ,i cooling ba,th tlilloii(,rli wlileli the beli, i@, passed. It. In il,)pai-atiis for formiin(, sli(@et @,-I;Iiss, zt gl.a@,@s coiit,@iiiiei, aclapted to carr)T @t batli 0 of iiiolteii glos,,, ind h,,tviiig a, dowiiival@dly directed outlet slot througli -,vhicli -t coi-itliii!otig ,@@heet or ribboii is adapted to discliai-ge b3, grtvi.t-\T, a laterallv extelid.@,n(,- enclles@,@ belt iii position to receive tlif,. ribboii, 85 a cool-ing bath through wliieh the belt is p,,Assed, and means fo,-@ drinin(, the belt ,@t a speed stieli that it move@-, to tl-ie ribboii slipportecl t]-iei-eon. 12. Iii ,tppar,,t@uiis for foriyi'i-i(r sliect gii,ss, i)( ,t glass cont@aiiiei, aclapted to c@ti@iry a I)atli of i)@iolteii (,Ias.-, and baving a, doivnivtirdIA d,rectecl oiitl.et slot tliroligh wliich a coiitiiiiious slicct oi- ribbon is adapted to discli,,,,r-e by gravity, a latergll.y exteljin- @)5 endless belt in positioli to receive thei.-il)boii, a cooling bi,tli tlirough the belt is p,,tssed., tn(I i-neii-is foi@- drivino- tli b It 0 e at a speed iabich is greater tliaii th,,it of tb(-@ rib.@-,,,ipported thereoii. In testin-iony iihei..eof. -1 bive liei.-et,,ii!-o subscril)ed my n,,tnie this 7tli d,,ty of 'D(,,celitber. 1923. TIALBERT K. IIITCITO

Patented Jan. 12, 1926. UNITED STATES PATENT OFFICE. NALBERT, K. HITCHCOCK, OF PITTSBU--.GH, PENNSYLVANIA, ASSIGNOR OF ONE-HALF TO HITCHCOCK EXPERTXFNT COMPANY, A CORPORATION OF NEW JERSEY. APPARATUS FOR 14AKING SI-IBET GLASS. Applicat@on fiied o rtll 'I'/, I)ICI!/ coiieeilii: @i3e ,@t ki@,oavii that 1, HALBEIZT 1':. IIITCH,uoc-i-L. i titizeii of the Uiiited States, and a o'L Pittsburo-li iii the couiity of' i@lli@!-),Ileny and State of PennS3TIvania, have -q il@ic l@e' a -,iew alid iiseful iiivention iii Iiiii)rovements iii -Azpparatus foi, 2,lal6ng Sheo' Glass, of wlilch tlie folloayiii _z is t specificatiola. tu The invei,.tioii i!elatcas to apparatits foi rilal@in-@ slieet gla,,s coiitinuously from a t,, t i, k, . .It llas foi, its princii),,il objects, the 1)1'01'lsloll t)f all iiil-)1.01-ed ftpparatus o@f the !.:I-ncl s-j)i?,cified i-vllich iiill I)rocluce fii@e (I slieet glass of Iii@)-h qtiility anci -tviiieli h,,is a s;.Illple aiid f-lecl,iie iiie(qjis for I-ecei@,in(@- the sheot aiicl trdn!@'Lei-riiio- it to tl!e leer t, AA@ithout iiiarring it lo-NAler -Siirfice. A ft7@rther object is the prc@Aisloii of aii end20 JESS bc-It receiving deviee Iiai-iiig @in ii-iied - arrai-igemeiit f oi, replacil'lg tt-Le belt @"V"iltll@iout any iiiiei-rtiption to the op(@ratioii ilor foriiiiii@; and ai-inea,lino- the cont;iiiiously forpied she-et or iibbon. " Certaiii 'embod'- '25 iiieiits of the inventioii ttre illustrateel in the,ICCOIAAI),i,lly@iiio- draavino-s lierein: Av ri-ig-upe 1 is a NTertical section throligl-i the ,il@pai,ati.is. FA @c,,. 2 i-s ,t fro-- ,it elevatioii. Fi 9. ,') is @,t plaii view. FA ig. 4 is an eiilarged det,,til st@,etioti on the line IV-IV of Fiu 3. And 5 and 6 show a i-iiod'fication, Fi(r. 5 @,t p a rtilil end elev,,ttion aiid parti,,tl section, aiid Fig. 6 being a plan o@'-' oiie balf of the apparatus. l'-i'erriii k- - g to the t,,ti-ilc constrtictioii illi-is't) - ,.ite-.l in Fig. 1, I is the end of a nielting AiT!iieli may be of tiny ipproved type, ,ln(I 2 is a foi-che,,trth le@,Ldiiag to the drawiiio A (Iralt-le 4 operatecl frolii aboie 40 to eiit oit' the floa-v oT' gas wlien cliano-es ,re beiii- m@ide iii the dra)-vi@1'1(,y The drai@-iiig clii,iiiber 3 is ol ill@lterial i - tiotti-ited ii a f,,ai,,jeivorl@ of ci)iiiiiiei-cial seetions 5, 6 7, 8, 9 ?,iid 10 45 zaiiti ]@, stispei-ided fi-oiii above by iii(@ans oil t@lle c@ll-)Ie 11 iA@Iiieli i)-iay b6 CODneC'Led to a stiitable crane foi, h@iiidlliig tbG, dtawiiig cliaiiibei- i@,heii it is iiecessai-y to reiiiove or I'Cl)l""Ce it. III oreier to acljiist the posi.tion Lr;P (if the drawii-ig eliaiiii.)er, tl-ie bracket 12 is (,ii-ii)loved ,@ectired. to the frameivork of the clraivill@z t-aiilc aiid p7rovided ivith ,t 1)1.urality o' li,) AVII-tcil flie lo-wer :face of f,he @'ha-.an-el .5.. S, 1923. ITo. 079,317. The di-aAi-iii,-y cliaiilbei, is I)i!o, ',ided N-,jitli aii @5 5 out'let slot 14' a,-id opposite tllls oiitiet slot ai-e a pair of rolls 15 a.nd 16 -@or siziijg the slieet 6f glass fl -,iTiiio- froi--,-i the sl@ot 14. 0 These rolls ar-e spaced apart a, disfal-ice ('reater tli. ,n tlie, tliiel@ness of the o'lass slieet 60 to b-. foriiied, ,ind tl-ie sheet i:)iri@'boii aftei: 't passes the i!o'lls, is reduce,,l in tl-iiel@7ness to the clesired diiiiension by stretching ,)reliiuiiittry to its entrance to the leer. Tl-ie rolls @ti-e liollow aiid ivlter cooled by i-iiearis of a 65 flow f Poii-t the pipes 17 and 18 swiveled to the ends of the i-olls (F'g. 2). The rolls are driveil fi-oii-i tlle slia'Lts 19 and 20, li,,iviii-)- tiniversil joint coiinections at their eiids Avitli the ends of tlle i-olls aiid witli tile eiid 70 of the di@iveii shafts 9-1 ai-id 22. Tht,, sh,,tfts cii-i-y the interiiiesliin@-, spur geai's 23 aiid 1),4, 'Ulie @@ear 23 beiiig dri-@,en froill a worill wheel in tl-.e casing 25 Nvhich is eiigaged on its, IOANer side by a suit,,tble Aiorli-i carried upon 7,5 t@le trarsverse shaft 26. The slltft 26 also carries a woriii Avlieel lyiiig in the casiiig 27 ivliieli is dri.ven froiii a ivoriii in the casing 28 2). This last worm is dria,en from the Yi-iotor 29 tlirough tlle iiiteri-iied'arir of 80 1 the pli-iion 30 and sptir gear 31 whicl@@latt@-r is cari-ied by the qx-le of t'he woriili in the casli-ig 28. The motor 29 and gear re(it;ctloii is jtist described is carried Lipon the fraiiie-%vork 32, 33, attached to the fr. I 5 le NA-orl@ of the drawing cliamber so thtt - tllo chaiiiber and drive iiiecl-ianisin may b,@ inoved as a iinit. T'ile glass sheet 34 's i-eceia,ed -Lipoii a,@i belt 35, preferabl3, o-.1 cotton duck 90 or @isl)estos Iild liavil-l(,y its 10AA,er fiio,'Iii ' loc,,ited iii a tanIK@ 36 PI-OATidecl ii7ith a balli (f ivater. This taiik and the belt are cari@ied lil)o-'l the truci@ frtr.,a(,ivoi.-k 37 p,@,OAicle(l i@, II I s 95 ii-ith.suitablie iaheels 38 ciio-agil t e I-, il 39 so that', the ei-itit-e, ,ipl-),,Li-atiis 1),,, iiao%,ed l@itei-ally wlieii it becoiaies oces'@ 11 sar. to cliaiige the belt as liereinafter clescribed. The belt is driveli by stiitable iiiecl)anisjii latei, describc@d and diseliai-ges iiito tlia 100 tiijiiiel leei- 40 proviciecl initli roll-ei,s@4-1 To-(- i-ei-,ei\-;ng the glass slieet oi- i@ibboii, the of tli(.,, i-olls being provide(]. ivitb stiitable s@I)ro(!I@@cts dri.ven froiii a cliain 42. Aiiy otlier type of leer might be eiilploved, bti@ 11)5 oiie of tlie roller type is prefei,red. The belt 35 is iiiaiiit,,iiiied tight by iiieans of the icller 4$ so tliat the 'Lipper flight of tlie belt ig

substantial@y P@fit @,liicl Iievel. In order to adjus' the th;ckness of 41!ie glaes slieet, tli,,, I-C)IIS 1,5 an,-l 1('@ ai,e iiiolilitecl upoi.i ariyis 44 ai-id 45 pivoted ,it. 46 ai-id 4(, the (,,titc-,r ends of such levers I-,eiii(y b), t suitable screw adjusting iiiember 48 Nvoi-Iiiiig tlij@-oti-h )@locks cai-r-,',ett b.@- the level@ eiids. The glass i@il)boii in passil)g fi-oiii tl,,@e rolls 15 and 16 to the belt ,tssi-iiif.,es a cur-%,,(, 10 soiiiewhat as incl'Le,,ttc@(I iii Fi(,Y. 1, ,i@iid tb,@ distaiiec fi-oii-i the i@olls to tlic,, bolt and tl,).@ teiiiper.ittii-c of the gl,,tss ai,-, so adjtist(,,' that i.ii the i)ej.@iod of i-noveilic@nt froii tli,@@ rolls to the I)elt, tl.-ie glass is stretelied aiac-!. li reclvtce(I iii tliicl,:iievs to its final diiiieii,,@ioji ai-id its lower srrface, b-,, i-ii(, tiine it reaclie@: the bp-lt has Pttiiiiecl a deeri-ee of siicli that it will iiot be iiiai-red by contaci, Nvitli the Avet fabi@ic belt. The (-,lass ,it this 20 ti,,-Ie is -lot Con-1pletel@), set. titlioiigh tl-ie fttces of the, sheet tre harder tlitii-i the iiiterior portion, @o that tl-ie (,lass is st@iki sl@Ightlv fle,,@ible aiid rea-,Iilv f1,@tttens oii@ upoii tl-ie belt. The ii-ioistvire iii the (-,@I 25 prodi,,,ces a fili@ii of stett.@,i,i Nvheii the gla,@,@3 into c6iitact Ni,,itli tlie, 1)(@lt whiel'i filii). (f ste,,ii-ri still i,ediiecs Piiy ol'i tl,,e glass to be,-oii-ic bi, i,e,,isoii 6f its coiit,,ict ' ivi.tli the b--It. l)v the tiiiio. 30 the shtet tli.e beiti it is set,@and pi-actically flat. Iii order to pr")vi(le for ilio rel,)Ila,,(,i-rieiit of the belt 35 N@,,itliotit ii-itei-fei-ing ivith tli(,, operation, a second belt 49 i,,@ provided 35 tli,, trticl,: 37. This belt is siinilar to tli,, be@t @",5 and is cooled by p,,tssii-ig it tliroti., the bat-b o f -vvater in the sai@,@.ie iiianiier. I'li5-, tay,o bel@ts 1),,tss ,i,t their i,e,,tr e@ids aro!tii(I tli,,, drtims 50 and r)l- carrie(I bi, the sbafts -)2 40 tnd 53 (Fig. 2). The-e sliafis ai-f-, e,.t their otiter ei-ids i.n the 1,)eai-iiigs 54- an@t 55 aiid ,it theii- ini-ier ends ;ii I:Iie beai-ino-s aiicl r-,T b)' tile wall 58'@, ,it t.@@, ceiiteii of tl).e ta-nl@. The be,,trln-,-s 54 aiid 45 cach coi-ist;ttite t 1),.ti-t of. the rciiio,,,able castings 58 and 59., ctst,iiio-s ai-e piovi.dfft witli tl)e (30 ni,,d 61-) the latter to st-@@ppo",, . the otiter er.,clc o'L@ the s]-iq'ts (,-,L aiifl ()5 ivh@(,Ii -')O cari-y tl,.e (ii-iii-ns C)6 aiicl C)7 lit, the, ei,i,,,Ts of the b(@,its. Tlies(@ 64- ai-i(t coi.,i,e,,,,oii(ling to tb.e ,@r(, stippoi-tecl rpon the @')8. '.I'Iie beai-- 55 ing@-, 60 ai,(i 61 cirrv the oi,,tei@ eiids @)l tl,ie shafts 6 I) a aiid C)7,1 ivlio@,e iiiiier ,ire carrie(i l)-v siiital)le I @gs silililill- t( -the, bearii)gs 56 @9@id 57 aiacl also )-,IOIITlt('@l til@)on the centrql @v, till r)8,1 of the I ai'll@. Pi'@-- 60 ot(,d iipo.-i these slitfts ;@ire tl-te itilei.@ rol@@@@ 7,yicl -For the I)elts ti,(,Iit, sii(,Iv I i oilers b,-@i.ii,, c iiiiectecl to t.1-ie slafts (16,1 aiio 0 1 the 1)@7 iie,.ttis of ii-i-fis 6S atid 69, t of ar-,lis I)eiil(, of i@(1-d at the innop ends of the i@OIIE!. TI) 1,569,080 tliree sets of bearings 54 alid 55, 60 and C)I, i-ocl C)-?@ ,tiid 63 a,,e by the castillo's 58 aiid 59 so that ti-,e enti.re set, O'f I)eLiriligs at eacli end iilay be ieirioved at oiie tiiiie in oider to perinit of tl-ie reiiioval of 70 tie belt@@,, v@-Iiie)-i is accoiliplisl)ed by slippiil(-, t@ie ",)Clts ot-,t ciiclw;se over the eiacls of the sli-qfts aftei@ the ca-@- tin@,r provicted - with tlfe b@?ai-ings 3s i-en-ioN,ed. The castings 58 and 59 are seciii-ed reiiioarably in position Lipoll 75 i-Ilie, top,,3 of the angies 70 aiid 71 (Fig. by iiie,,iiis of bolts. 'rlie 0,,-i.vin(, of t'lie tii,o belts Is accom1)1:sli.ccl tlae iyiot@or 79- -@vliieli operates tlii-oito-ii siiit@ible, - ii@iecli,,tnisili i-@n tlie, 80 (@asi,jig) 7@) to di@ive ttie 1,)ii-iion 74, whicli ill iiii.-ii ei-i4@a-es tlic@ '@r) iyiotinted on the sti,,,Tt ,7(i. ri,(-, 7@-) i)ieslies Avit,l@i ,i geai.- 'iS 1) In -.idiii-- @t tlle sliaft 53, thiis pr(-)for t'lie belt 49. The ot-her 8,) I'leit 35 is i,o-i-i the shaft 76 thi-oi,igl! the interiiediiry of the creai-s 79 and 80'-at tlil(' l@,-ft liand ends of the sli,,tfts 76 and 5'@- @. @-1:1 17,1 C@pel-,,cleiit dr ve foi- t e e s I 11,@! pi@ovl'deJ, so ttlat, -,A'hile oiie I)elt is beiiig 90 tliei,e is iio intei-ferelice i@,-itli tb,-, cli-;@-e of' the otlioi- be'it. Tii order to pi-oi,ide fo,,- the i.,e-ii-iova,l of the gear 78 wlieii it is desired to i-eiitove the bel.t the constructioi-i shoinn iii Fig. 4 is pref- 9 11) ei-ably eiiipjoyed. The end of the shift 52 is pioa,ided with ,t reduced end 81, sqtitre iii sccti-c,,ii Avliieli fi'.-s iiito a socket ii t'@,@e o'l. tle @st,,ib sha,ft 82 which carries the gear 80. Wlieii tlie, bolts w-Iiieh hold tll,@ loo 58 ij.i pc)sition ,Ii,e rei-noved,. tl-t'@s -n (I c,, )7,ltli the tl-iiee beai-in-s 54, 60 a C) I-) a @, i (I !be - eai- 80 i)iay be, ieadily relliolt ed 0 1 1 @ , - ; , . t t i d i . i i a l l y o f t h e s h t f t t o t h e l e l @ t ( F i ( , . 9 - ) , t l i i i s l e a l t i n g t l l e e n ( i s t h e s l i a f t s 5 9 , ( i 6 a a n d 6 4 f r e e s o ttiat t-],,e iiiav be reidily slipped ofT of it@, 'I'lie c"oiistri-Letion at the cii(.1 oll@ tlie, bel't z,1-9 ,tiicl - l'iicliidilig tlio 01 f@:nl, C)3 is the sairic as that ilf, it the left 1--aiid side of the bolt@ 35, ,)roNii(Iii-i@): -f'or the re@moval of t],@e bel'L- -t9 i ii a siit)ilar iiianiier. IVitli the pi,i.-ts i.ii tl-ie. 1)osill(,,j) ill Fl(-. i'@, A@Tben it. l@e(@oiiies iiecessa,..@y t i@e- 115 0 the I)elt '15 I)elt 4.(. the ill-iiel@ I'@10" 70(1 to tl)t,' le g, C', ()@l I'ts tl!'.( IC AA@i@4,11 t C@ tioii, the 1)(,141 @)@i F-hii'tO,(t the gl,,,ss a@, the belt @'49 i:,, ,I ii,.to 1 )oSi- 12n tioii I)eiieatli the 'Fliis I'@; contiiiued litlt@il t!10 gl,'@LS,,@ iS elitil@,ely ti.- an'sferi,ed to tlie, I)elt 49 wliicl-i Ill(, belt 3r) to I positioii at t'lie Ic,,ft, ol, tlii,t ilItis'Li,,i,ted iii vio- 3, 1,11(1 fl,r 0- fi.,o 1 t h I , t s o t l i , , ) . t t h e o p e r a t i o i i , ) f r o p l @ t e - iii(- t h e , 1 , , e l t 3 5 c a n b e C ' o n v e T ) i e n t l y a c c o m A I)Iished. s heretbfore indicated' this is done b@, iiTib6ltiii(y t:he 0,,@sti---g 58 aiid @lipping si-icli i-nember off endwise, lea),in2@ tbe.,ends of titc, 130

1,569,086 shafts 54, 66a t d 64 a'ter ivliieh th belt cai-i L,-@ slipped off oi7er thes,,@ qucl a new belt slipped iiito positioi-i. IlTheT-i '@he belt 49 becon-ies ivorn and neecls repl,,iceiileiit, .5 the operation is reversed., ti e triiek l,eiii(,.iiiov-cl 'o the riglil- to I)i-lag the belt 49 to oiie sid of the Iii-ie of oi)eritioii aiicl tl)e belt @')5 bacl@ to the I)ositioi@ illii@"ci-a@tecl, @,,f'Ler which the belt 49 I-ii,,,,y be re,-iioved re10 plpced by ai-i oper,-,tioii siiillar to -he o@ie just described in coiin-letioli with th-- be-it Figs. 5 aiid 6 illtis@Lrate v iiiodif,-ed foi-iii of arrqngeiiient for i,,,ecui-iiig ,t of belts aiad NvithoLit interrtipti-Lig tllo op--,-,a1,5 tion. -i Ill this coi struction, there are ty.. -o indel)end(@-,it ti--Licks 83 apd 84, e,,icli car-. Lt driven belt for pei-forn-iiiio,, the l@tin(.,tion of the bel'ts 35 apcl @t9 of tlie fii,s'-tl @ype, of constrtictioii. 'i"lic t,,Ao iiil 20 the mech@ti-iisr-a cai-i,ied therel) ' v are ttio so tl-iat a descriptioii o-L' o.@,ic be sufficient for both. The apparatlis inclucles the pair 0-@ driiiiis 85 aiicl 86, arouncl - which the iabiic belt 87, extends ,)iid interiiiediate the 25 is an idler 88 bear.iiig -a,gaii,.st the loii-ei, fl-,t,@, is fliglit o' the belt for l@ee f-light under tension aild iii Ili,@ otliei, t pe of coris'Li-Lictioia. The iclleiI L y is pivotecl to t transverse shalt 89 bv ilieaiis 30 of the ariiis 90. The sh,,tft 89 -,ti-ict the shafts i-vhicli carry the cli-uiiis 85 ,ii-icl 86 are jo,,ir,.ialed iii the b-Iti,i-ings 91, 92 aiicl 93 carried bxr the castiiio, 94, tnd such ca,;t;liig ispi-vo"-.- e -ft 95 so , d 'ior tilting liaoveiieiit oii the sha 4Lh,-,t the two druii-is c,,trryiiag the belt i,.lay be tiltecl ,is inclic@ttecl at A iii Fi-. 5, a-,Icl i-@I q-Lich positioi-i the belt 1)e readilv slil:-pe@-I off of tb6 drums. Tlio 95 a ii,ori-ii 96 mcsh'-Ti,<-,, witl-i the wor.--.-i ivheel 9'-, I , 40 ap-d this Nvorin wheel is ],:el7ed t.- t'ile P@xle oi" tl-ie dj@iiin 85. Tlae sbaft b5 is driven the iiiotor 98 tlirouali the intermecliii@,,, o'll the recluction gear-iiag iii the casino- 99 - (ii(I the spro,-ket chiiii 100 -which p,,t@-ses ai@oi:@jil 4,@) suitable sproelcets oji the clrive sh,,tft iron-i the rp-cliietioii ,ind oi-i the slii 1,@'U 95. 117hon it is desii-c,,d to sbif-.t the opai,,ifroiyi the '@.)elt )ii oi-ie ti-tick to t'liat oi,, oLl,ei-I 'L-lie 'Lrticks ,ire. togethp-r sllifted Ili 0 later-,ti .ly to cai,py the belt to be i-eplacecl @l'i-oiii bel-ieath the glass sheet iii(-! ,it 'the ie t'me briiig the iieii, lelt iiito p,,)s-t'oii L,e,icath tli(@ sl-ieet. this iliovciiieiii, 1,,, co@i-ipleted, f-he ti,u(@l@- the I)elt nia be, reii:)ovecl tis 1',tr ,is iiiav ',-)o eciii-eiiieiit frolii the drawiii,(- I)elt removed i,eplacefl are tiltecl as lieretofoi-e expl,tiiied. E li ti:tick is provided ,-vitli its oiiii tank car-- rx,Ing a supply of iaater tlirotigh -",Iii@,h the to-wer flio-l-it- of the belt exteiids as Li, tl)o constrileii0i'l o-T Fi(ys. 1 to -4--. This appp,,-,atus, while requirin(y ti-o drii,iiia i-i-iotors -@,s opposed to tl-ie single driviiig n@otor of the 65 copstrlictioii o h f Fi,,-s. 1 to -4., has t e acivaii,- ai,,,]. t tic tile cli.,iiii)s tage of being soiliewhlt iilore easily - opei-atecl, fhe belts Y-.-iiy be i-iiore pl,,tcecl and repaired bec,,tti@l-e the ti@,c,.clr ivi@iell c,,trries the belt to be repaire('t Cal, I)e removed farther fi-oi-n the appai-,,.ti-is 70 ttiaii is tb.e case iii the coiist,.@iie@l;o-i of Fi,@@s. 1 to 4. The use of the liquid ba'Lit use of a belt o'L a matericil other tliaii bestos, i-f' desired, stich -,s cot',-Oii ducl@@. S-,ich 75 iiiaterial is nauch stroiige-c a,-id ii-ioi-e dii--l-,,,,I)lf; than asbestos and el-ieaper, aiid iii@iv ]3e iise-I under ,tny desirec', degree of Avhi(-i". ]-nay be 1,.ecessar , to ]@-eep the top -,it ol the belt subst@ so 2,@,,y flat. The belt rnay be cl,,,ii,eii at -L s-. eecl ivhicli p is gi-eatei- or less thaii the o-le tf)c glass in whicli c,.tse a siiiootliiri(,- or iii;lrTle-,-iiag effect is sectired. The belt iiia-@, ',)e tt,e-,tecl with iiax, whicli is particularly closir,,i- 85 ble when the glass is tltil- @in(I 'g. ve@y fi-,lf, sui@face is required. The speecl of draw an,! ti-iiekliess o-T the sheet be coia'u-i-o',,'iecl i)-%7 Y varying t-'L-ie amouiat of ceoliiio- effect-cl D3, the rollers 15 aiid 16 ancl by i,aT-Y;-.,-,ig !he 90 t@list,,ii-ice betweei-i siieh Polls ancl the eiiclles@, i,(-,ceivir@g 1,)elt. AVIiat I