US1175536A

US1175536A - Carbureter.

Info

Publication number: US1175536A
Application number: US65410611A
Authority: US
Inventors: Georges Longuemare
Original assignee: F ET G LONGUEMARE FRERES SOC
Current assignee: F ET G LONGUEMARE FRERES Ste; F ET G LONGUEMARE FRERES SOC
Priority date: 1911-10-11
Filing date: 1911-10-11
Publication date: 1916-03-14
Anticipated expiration: 1933-03-14

Description

(, LONGUEMARE.

CARBURETER.

Arlon FILED ocr. in 191 x.

Pntvntod Mm'. 14, 1916.

APPLIS wmf, M

willed by Hw z -w Kurzum: 52 mim vessel il'. fr g mi? ,i certain quantity the purssgre 27 inw the haZu-w and a level isn' @i which lfaxnncfe the said pnssngv if), 'armngmmfu HE fil.)

:in auxiliary idling spraying orifice dilinnf, 'fumi tlu umili spraying utilice alsoI iii'iimgied in smiv Wili suiil uuiusiuing milieu, u llirob tlv mlw. uml ii mummilzii'y enriching; ilviirye i-mupi'ising un :iuXiliiliy luol rvsifivuii. actim;r tu iuuuuiitiiiilv supply Puf-l lQUil-:iii :will measuring; mul spraying m'ififix wlmi simlilenliy cluuigfiug from idling Lu nimm l ruuuiug pusitiuu if they lu'ntliliA vaili'ii. flu* upolntifm nl sziiil auxiliary uril'iirf: living: cuiltiullwl entirely li) the pimitimi uil' tlm fliwi tli wlw.

ll. lu u inu'l'ui'i-vi. iu wixilriuilliuu. n, soun-il ,l l'uvl A ,iippliz 2i calibrar-fail Milli-i; fm' uuiiiuiiug illu Viippli' nl luiil l'imu :mill wurm. u ifgllilnziliil wpriili'iug milice, ii illumiul cmmw'liug .mid urliciis in .wi-ivm u au ilizii'y l'uil Mipply vlisiiulu-i' vuuuectml tu :itmuhpluli'v :il iti; upp-fi' mul. und ii calibrate-fl mificv lwtu'wu mill clmmiul :lud said Chumliei'. tlm laitier iiiuieii iu',i l'iunl from uuid clumzwl during; idlin;r 11u-:l acting tu supply 'fuel tu -Eiiil flmunvl when suddenly (hanging from idling tu 1mi-nml running, and Said m'iliio between lli() i-xmiuil unil itluimlim uctiug; duringl imruml running tu ulmit ziii' into :i consiilfi'ulilv vin-uuu iu snif/l clmmivl to cimtml tlio fveil pi' sui'ru luiiul through :luid measuring ui'ilii'i :zuil lu al the vapox'iztum zuil praying wf (liv lll. `lu ii ciii'liurvei', wurm* ul' fiwl supply. a izuliln'nteil orifice fm* lui-:willing ilu supply (if 'fui-l frmis will Huuii'i. :i ./iililu'zilnl Spraying: utilice. i1 clumiwl minimi/inf; ,will milicias iu Series, im :il1X- ilini'j. l'uul .supply clmmlm uiiiuctwl m 11tnwspluiii! :il it.- upper NUL :i mllllii'ui-il uriliuu lwiwwu ywill i-lifuuivl mul will cluiuiliiix the lutti-i' rwfvii'iiigf fuel fram suiil ifimuiul during iiliugV :iiul :willig tu Mipplv l'iujl La: sniil iluvizuil wlii-n suddenly cliaugiug fimu idling' if normal ruiming. and :Suid milice lwtu'ifuu tlm clmmuil :mil Clmmliui. iliu'iui: ius-ixzizil running tu :ulmil :iii' intl n wuwiilviiililv wiuilluu iu Sai-il i'luiuiu-l tu :filmrol lliv filial pwssui'e luiul tliiuugli sf-iid measuring' milice mul tu assist ilii vapori/ziiiuu unil spraying nl the fuel. :Mul im uuXiL inxjJ idling; spriijviiig irxificu dislfiiut lmm the umili spraying milice algu connected with .Quill channel.

pusiit acting.

lice buwiwfn the Cluuuiiyl :mil during immuni running; lu zii'liuir. :iii: into a coubulvmlile i :umu iu iiil f'liziiuul tu curb tml ille fulfil pwfgsuiiA luwiil luuugli ,suiil ummm-ing mil' s :zml to iwiist ilu: Yalpui'ixfilimi mul spizi i'ifig;f nl' tliif liual, :iizigl im ii i. isiiy irlliugf spraying" milicia ilistim', fi'uui ilu 1min Hpiiiyiiij; ui'ifif'ge -silsu fgziuuiictifil Chamber' acting iuf lull' i l Il.

'um flip umili kl iu scriva Willi i Ll' l l fuel urli lima@ ll HBG into the main body of air from both the spraying orifice and the auxiliary idling orifice being below the throttle valve and unaffected by the pressure beyond said valve, and the said auxiliary idling orifice being located above-the level of the fuel in said source and above the main spraying orifice.

15. In a earbu'reter, in combinatioii, a source of fuel supply, a calibrated orifice for measuring the supply of fuel from said source, a calibrated spraying orifice arranged in series with said measuring orifice, a calibrated auxiliary air orifice for admitting air int-o a considerable vacuum between said fuel orifices to control the feed pressure bead through the measuring orifice and to assist the vaporization and spraying of the fuel, and an auxiliary idling spraying orifice distinct from the main spraying orifice also arranged in series with said measuring orifice, the said auxiliary idling orifice being located above the level of the fuel insaid source and above the main spraying orifice.

lf3. In a Carbureter, in combination, a

source. of fuel supply, a calibrated orifice for measuring the supply of fuel from said source, a calibrated spraying orifice arranged in series with said measuring orifice, a calibrated auxiliary air orifice for admitting air into a considerable vacuum between said fuel orifices to control the feed pressure head through the nieasuringI orifice and to assist the val'ioi'ization and spraying of the fuel, a throttle valve and an auxiliary idling sprayingiorifice distinct from the main spraying orifice also arranged in s cries with said measuring orifice, the said auxiliarv idlingoiificc being located above the level of tliefucl in said sonrce'a nd above f1G the main spraying orifice, and the operation of said auxiliarlvorifice being controlled en tirclv by the` position of the throttle valve.

17'. In a carburetor, in combination, a source of fuel supply. a calibrated orifice for measuring the supply of' fuel from said source. a calibrated spraying orifice, an auxiliurv idling spraying crilice separated from the iuain spraying orifice, a momentary enA "icliiiig device comprisn'ig anlauxiliary fuel i-pssj-Viir, acting to momentarily supply fuel lwtwuyn .said im-.asui'iug and si'iraying orifif, when suddenly changing from idling if, mmm," running. and a, -common fucl pasma, f pluie arca omnecting the. measuring mfp uw l inland auxiliary spraying orifines mi d, n 'iriching device..

Separate from the i momentary enriching auxiliary fuel reservoir tariiy supply fuefhotwl, and spraying orifices when device comprising an acting to momenY 'en said measuringr suddenly changA `ain spraying orifice. a

source, a calibrated spraying orifice, an auxiliary idling spraying orifice separate from the main spraying orifice, a momentary enriching device comprising an auxiliary fuel reservoir, acting to momentarily supply fuel between said measuring and spraying orifices when suddenly changing from idling to normal ruiming, and a common fuel passage of large area connecting the measuring orifice, the main and'auxiliary spraying orifices, and the enriching device, the said auxiliary idling orifice being located above the level of the fuel in said source and above the main spraying orifice.

20.111 a carbuijeter, in combination, a source of fuel supply, a calibrated orifice for measuring the supply of fuel from said source, a calibrated spraying orifice, an auxiliary idling spraying orifieeseparate from the main sprayingT orifice, a throttle valve, a momentary enriching -device comprising an auxiliary fuel reservoir, acting te momentarily supply fuel between said measuring and spraying orifices when suddenly changing from idling to normal running position of the throttle valve, and a common fuel passage of large area connecting the'measuring orifice, the inain and auxiliary spraying.,r orifices, and the enriching device, the fuel discharge into the jmain body of air from bot-h the spraying orifice and the auxiliary idling orifice being below the throttle valve and unaffected by the pressure beyond said valve.

2l. In a carburetcr, in combination, a source of fuel supply, a calibrated orifiire for measuring the supply ofi fuel from said source, a calibrated spraying orifice ar- `ranged in series with said measuring orifice` a throttle valve, a momentary enrichingr devicecoinprising ar.. auxiliary fuel reservoir acting to momentarily supply fuel b atu'cen said orifices when suddenly changing from idling lo normal ruiming position of the throttle valve, said device including a calibruted orifice` operable duringr normal running to admit air into a considerable. vacuum bctn'ecu said fuel orifices to control 'die feel pressure head through the measuring orifice :ind to assist the vapori/,ation and :spraying of flic fuel. and an auxiliary idling spraying orifice distinct from flic main spraving orifice and ineclianicalli' brought iulo action bv thc tlirolllc valve only. thc fuel discharge iiilo thc main bodv of :lir from both the spraying orifice and the auxiliary idling orifice being below the throttle valve and unaffected by the pressure beyond said valve, and the said 'auxiliary .idling orifice being located above the level of the fuel in said source and above the main spraying orifice.

22. ln a carburetcr, in combination, a source of fuel supply, a calibrated orifice for measuring the supply of fuel from said source, a calibrated spraying orifice an ranged in series with said measuring orifice, a throttle valve, a momentary enriching device comprising an auxiliary fuel reservoir acting to momentarily supply .fuel between said orifices when suddenly changing from idling to normal-running position of the throttle valve, said device including a cali brated orifice, operable during normal running to admit air into a considerable vacuum between said fuel orifices to control the feed pressure head through the measuring orifices and to assist the vaporization and spraying of thefuel, an auxiliary idling spraying orifice distinct from the main spraying orifice and mechanically brought into action by the throttle valve only, the fuel discharge into the main body' of 'air from both the spraying orifice und the auxiliaryy idling orifice being below the throttle and unaffected by the pressure beyond said valve, and the auxiliary idling orifice being located above the level of the fuel in said source and above the main spraying orifice, and a common fuel passage`-bf large area 'connecting the measuring* orifice,\theA main and auxiliary spraying orifices and the enriching device. 23. In a carburetor, in combination, n source'of fuel supply, a calibrated orifice for measuring the supply of fuel from said source, a calibrated spraying orilice :xr-

ranged in series with said measuring orifice, a throttle valve, a momentary enriching de- -vi'ce comprising an auxiliary fuel reservoir acting to momentarily su )ply fuel between said orifices when suddenly changing from idling to normal running position of the throttle valve,'said device including a calibrated orifice, operable during normal run` ning to admit air into a considerable vacuum between said fuel orices to control the feed pressure head through the measuring orifice andto assist the vaporization and spraying of the fuel, an auxiliary idling spraying orifice distinct from the mein spraying orifice and mechanically brought into action by the throttle valve only, the fuel dis charge into the main body of air from both the spraying orifice and the auxiliary idling orifice being below the throttle valve and unaffected by the pressure beyond said valve,

and the auxiliary idling orifice being located above the level of the fuel in said source and above the main spraying orifice, and s common fuel passage of large area connect.- ing the measuring orifice, the main and auxiliary spraying-'orifices and the enrichmain air inlet being of fixed area after initial adjustment.

ln a carburetor, in combination, a source of fuel supply, a calibrated orifice for measuring the supply of fuel Vfrom said source, a calibrated spraying orifice arranged in series with said measuring orifice, e .calibrated auxiliary air orifice for admitting air into a considerable vacuum between said fuel orifices to control the feed pressure head through the measuring orifice and to assist the vaporization and spraying of the fuel, all of said orifices as well as the main air inlet being of fixedarea after initial ndjustment, and an auxiliary 'idling spraying orifice distinct from the main sprayin orifice also arranged Ain series with sai measuring orifice. l

25. In a carburetor, in combination, a source of fuel supply, a calibrated orifice for m'easurin tbe-supply offuel from said source, a cali rated spraying orifice, a channel connecting said orifices in series, an additional calibrated orifice communicating with said channel between said fuel orifices, and means for producing sub-atmospheric pressurc'in said channel, the fuel traveling upwardly through said additional orifice when gravity becomes predominant over said pressure and traveling downwardly through said orifice when the sub-atmospheric pressure becomes predominantover gravit f. i

26. n a carburetor, a source of fuel supply, a distributing jnozzle, a connecting channel between sind source of supply' and jsaidnozzle, )and a chamber communicating withsfi'id connecting channel through a cali- "bruted orifice located at e. calibrated distance from said nozzle, said source of supply communicating with said connecting ing device, all of said orifices as well as the channel through a regulable orifice located Y adjacent the orifice which connects the channel and the chamber.l

27. In a carburetor, 'a source offuel supply` a distributing nozzle, a connecting channel between said source of supply and said nozzle. said source of supply communicating with said channel through. a calibrated orifice, and a chamber communicating with said channel through n calibrated orifice, the outlet urea of said nozzle being less than the cross-sectional area of the connecting channel. but greater .than the combined arcas of the said orifices.

28. in a carburetor, a. source of fuel supply, a distributing nozzle. a connecting channel bete-'cen said source of supply and said nozzle, said source of supply communieating with said channel through a regu' lable orifice, and a chamber communicating Vith said channel through a calibrated orificos of the Said tween the fuel supply chamber :and the said channel, a regulable spindle in the interior of the said column fm controlling {liemuss- Sectinn of thc Said channel, a inain distribuir ing nnzzlc, comprising a iuiniai* hlncli com miinicalting 'with thc said channel :incl projecting ini() thc cin'fhni'cting cha i'nhci. a cap snmnnnn ing saifl lilncln :in intcrznil'chainher fnried in the nppci" pact nl lle blnck and closed by the said cap, a series (if calibrated nhliquc passages farmed in the block and opening into said internal chamber., a circular gronvc below hc projecting rim of the said cap and npnn thc'nppcr end of the Saiqi hliicl( for connecting tngcher the mi oblique passages, an auxiliary clisiz'ibnting nozzle also cminmmicating with Said channcl, and a regulating valve foi" placing the main distributing nczzle out of operation when the nmnr is idling.

3G. ln a carhuretcr, the combination of a fuel supply chamber, a channel connected therewith, a hollow vcrtical cnlunin located in the said chamber and clnaed at ita upper part, an oriice in the upper' pai?. nl' the said column for placing the latter incommunication with the atmosphcrc. a calibrated mi fica in the 1mm1 pai-t of thc said column im csiablishing cominnnicaicn hciwen the lat4 ter and said clianncl fin all-Dwing fuel when idling, lint allnwing air filming normal run ning to pases fifmn flic ccli'e'znn intl) lie Said channcl, crnss ducts 'in shit lmifcr part nf the said column fur caal'iifihingi; ciiiminunicaion between thc fuel supply chamber and thc said Chania?! :i i'cgnlalic spindle in the intcrim' if hc mlnnin y*"clliiigr the ctun if l ncl.y a main .u :uniting nir/zzn, c f a lill-.lilac lfliiclc ccmnmni' il Y. f l' l yii'njccing; inm l; when a cap Sin'mminting :in inlcnnl chamber furnicil in ngfnci' mit ci the lxlncli and ,f-lnscil by im 1- Y -1` faccina nl' calibrated lililii'inc inw Sicil in the block and opening ms; s: V nal. chamberE a circular grauw helma' he nrw jecting rim nf :said cap and linnn he umicr cnil nl the saifl block 'l'm cunnccting mgggwtlict thc orifices of the saiil oblique passa anxiiiary clistrilintingg muzzle wingm., Vertical mlm arranged in ilic inici'ini nl anf concci'zrically tu thc lllcaf'a fin c "muni: ating with Said channel, a rcanlaii f placing thc main iiiarihniingf nw. i

operation when the nintm is idling, and a pasqagc nf icdnccd Section in the said valve im controlling n scpai'atc aix' inl/ct fm' thc auxiliary linz/,zic hiring mill idling.

Il?. ln a ciuhnrctci, thc f-i liiliinatinn if a fuel supply chaiiibcr, a clxanncl connected thcrcwitln a hnlluw culninn lfica'tcal in "ic saiil chamber and clwsml at its upper part, an orifice in thc upper pai-t nl' the ,sani column im' placing lie latter in cmnmunication with llie atmosphere? a calibrated ori lice in the lowes' part of thc saisi cnluinn fn:- eaialalishing cumnnlnicalinn between the latter and Suhl channel fuiallnwing fuel when idling, but allowing air (hiring n unal running to pass iinni the column in n the Said channel. cross ducts in the lower 'part mi' the said cnlnmnjfoi' establishing crimmnnicatien between the fusil suppl y chamber and thc Said. channel, a regulable spindle in the interior of the said column for controlling the cross-section of the said channel, ay main distributing nozzle, cnmpiising i1 tubular hlnck cnnnnnnicatingv with said channel and projecting into the carhnicting chamber, a cap sui-mounting saiel block, an internal cliai'nhci formed in the upper pariy 0f the block and clvscd bj: the said cap, a series. of calibrated nhlique passages fui-mcd in the block and opening into said inter-nal chamw hm'. a circular groove belnw the projecting rim nf he Said cap and linnn the upper and nf thc said hlnck fm` cnnnccing together the i nf the said oblique passages, an auxiliary nnzzlc7 comprising a vertical tuhc arranged in the interim' of and cnnccntrically tc ihc block, fur ccmm:inicating Wili said. channel, a regulating i'ali'c fin' placing the main nomic :nl: (if npci'atinn when thc mntni is idling1 a passage uf iwliiccfl seri-tim in the said vali'c, a slccvc in 'hc carin-waiting chain` her siiri'nnniling thc nqicr parl nl thc ver 'iical 'whe and communicating wih fha rc- (luccfl passage mi" thc falvc during idling nf thc mutui', a (luci for alii'w'ing air to en tci the aaifl sleeve and a rcgnlahlf-t spindle *For fmilz'nlling che cross-section of the said fylnc l In tcptinwny whcrcnf l aiix my signature in pi'eaczifc (if tivi) witnesses.

(llCORilES LONGUMARE. "il/'i messes li. C. COW; (lm-ninna lfmxnnm.