US1791204A

US1791204A - Carburetor

Info

Publication number: US1791204A
Application number: US339628A
Authority: US
Inventors: Harel Lucien
Original assignee: Individual
Current assignee: Individual
Priority date: 1928-06-21
Filing date: 1929-02-13
Publication date: 1931-02-03
Anticipated expiration: 1948-02-03

Description

L. HAREL Feb. l3, 1931.

cmmaumsm'on Filed Feb. 13. 1929 FIEJ I .Qs I

Qll

FIELZ Inventor L. Harel atentedlieb. 3, 1931 i e 'i i, v i

L STATES PATENT; oFFIcE LUCIEN HAannor nlinontoivn, 4SP'AINQ i i n l CARBURETOR y' Application led 1-`ebruaryy 13, 1929, Serial No. 339,628, and.n Spain .Tune 21, 1928.

1t is known that in internal combustion enadmitted, the lsmaller the depression and congines the mixtures oi' gas and vapour should sequently the less amount of volatile liquid be as intimate as possible and the volatile passing lthrough the jet nozzle 1. Conse# iquid finally atomized in order that the igniquently the driver can graduate the richness 5 tion may take place rapidly and completely of the mixtureby regulating the position of 55i Ithus ensuring a high thermal e'iiicency. the valve cock 9 which controls the admissionV f According to the invention an intimate of air through one of the said orifices. mixture of the volatile liquid with air is prof On level roads and in descending, the drive duced with much better results than withl a er'will open `wide the valve cock 9 whereby simple diiiuseig'aswell asqan eifective regulathe air admission will be considerable, and 60 tion of the richness of the mixture according the amountof volatile'liquid small, whilst in to the variable conditions under which the ascending, the driver will close the valve cock f 'y inotoroperates in a motor vehicle. e 9 inorder that the depression in the ychamber According to the invention a mixing chami l may be greaterk andthe mixture may be i y bei' is provided in whichthe volatile liquid is richer the motor thus developing greater 65l dis-charged from ajet nozzle and in which the power. f i V volatile liquid mixes with air which passes Insuchan arrangement, the volatile liquid into the chamber through holes one of which passing from the jetv nozzle l'passes intothe is in communication with an air tubehaving a chamber l where'the mixtureleaving bythe e valve cock adapted to be regulated by the,

'tubes

10, 11,12, 13, 14, 15in the direction of Y0 Vdriver ofthe-vehicle. The mixing chamber they diffuser y16, is more'or lessv rich accordcommunicates with the interior of the diffuser ing tothe position of the opening of the valve by means of a plurality of tubes in order that cock 9.

the mixture may be intimately eected. `It will thus be understood that such an ar- The invention is shown inthe accompanyf rangement operates as an effectiveeconomizer 75 ing drawings by way of example. e of the combustible liquid. i

ln the accompanying drawings l The invention may be carried into eect in Figure 1 represents a vertical section of an apparatu'sfand carburetors of various forms;k apparatuscomprising the invention, while claim: I c e 30 Figure 2 is the corresponding plan. i 1. In acarburetor ofthe jet type a tubular '8o In carrying the invention ii'ito effectas il-v atomizing device having the following feae' vlustrated in the accompanying drawings, the tures in combination:v a chamber above the jet nozzle 1 is mounted within the enlarged jet'nozzle, a passage leading 4from a position lower part 2 of a tube 8, the borey of which is above the jet nozzle tothe said chamberja 3.5 reduced in diameter for the main party ot its number of lateralv holes inthe said chamber 85 length and opens natl its .upper end into a throughwhich air from the exteriorof the chamber leYconfimuni `zating withl the atmos-` atomizing device may pass into the said phere by means of orifices such as 5, 6 and 7 chamber, and a number of parallel tubes in except the one which communicates with a position above the said chamber serving as ,40 tube 8 `uponwhichisprovided `valve cock, 9, separate and adjacent outlets :trom the said 99- l 45 the diffuser 16.

the free end of thetube 8 communicatingalso y chamber and having intermediate spaces bewith the atmosphere'. The upper part of the tween the said tubes, substantially as hereinchamber 4l; communioatesby vmeans of tubes before described. n y i 10, 1,1, 12, 13, 14j 15 with the interior of 2.v In carburetors of the jetl type an ato-v' I mizing device comprising the jet nozzle, a The air passes to the chamber l throughv tubular member abover the said nozzle,r said y oriiices such as 5, 6, 7 and through'the tube 8,- tubular member having an enlarged part at the intensity of they depression ,in thesaid its upper end forming within it a chamber, Chamber being possible of regulation in such and lateral holes therein through which 'air i manner that thegreater the quantity of air? `may pass from, the exterior into the said i@ chamber and parallel tubes at the top of the enlarged part of said tubulaia member, through which the mixture of Vapour and air from the said chamber may upwardly pass, the said tubes having spaces between them in position above the said tubular part, the said tubular part and said tubes being disposed Within a part adapted to be connected to and to communicate with the induction pipe, substantially as hereinbefoie described.

LUGEN HAREL.