US2235121A

US2235121A - Engine starter drive

Info

Publication number: US2235121A
Application number: US192291A
Authority: US
Inventors: Sekella Youston
Original assignee: Bendix Aviation Corp
Current assignee: Bendix Aviation Corp
Priority date: 1938-02-24
Filing date: 1938-02-24
Publication date: 1941-03-18
Anticipated expiration: 1958-03-18

Description

arch 18, 1941. Y. SEKEL LA 2,235,121

' ENGINE suarzn muvu Filed Feb. 24, 19:3

% eeemm member 2&3 is sulvstitufiell for the plurality of dime illustrated in Fig. l. The ogeretion oi this came bedlment of the invention 1e substantially elml-= lar to thei: previously Gesorlm with we exoeetlon that since the emetic Relational loooly is ioeil es an integral unit, la is not so her we re= spect to fletteniue lomesi am we eleetlo mime ssion through me elem will somewhat lesz; men in me Ne we be lmfierstoocl @ilhfi powilole e cl vm'lous changes may the deeigxz end en'engemen'; oi the meme out departing mm the Willi) oi we mventlen defined. m the claims appended hereto.

whet is claimed is: I

1. In on engine starter olrlve, e, $371379 sheila, a pinion movolele thereen into and out. of engege meet with a member el an engine to be alerted and means for actuating else pinion 21mm the drive shaft including a, driven shalt olidebly geumellefi on the drive shaft, a barrel member fixed to the drive shaft and surrounding one end of the driven shaft, e ooneiclel anmflue oi elastic materiel hav ing a. high coemelent of friction looeteal on the driven Ehfift within the berrel, end eonneotlom between the driven shaft and pinion includin torque=responslve means for moving the driven shalt longitudinally lo fie ztem the annulus into gripping engegemeel; with the more! and drive shaft.

2 In em engine etertea' drive, a drive sheila, a pinion movable thereon into and out of engage ment- :a. member oi an engine eo be sterteel, and meens for actuating the pinion 13mm we drive sheit including e screw shaft leaving tmemed eomeefilon with the pinion, a. barrel memleem fixed w the drive sheila, surrounding a. oortlcm ofi fiche screw shaft, e coned. ring 02 elastalc fitting in the barrel on the screw shalt. means ting longitudinal movement 01 5 the melon on the drive shaft, and means where by longltuollnel movement of the screw shalt flatizexlothe to ceuee it to frictionelly couple the screw shaft for rotation with the have! v 3. Km an engine gterter drive, e pair or coneenl0 meefiy mee'efi cylindrical members, a power sheila eomzeoleel to one o? aeid members, e, pinion hav e releeeeole eonneotion to the other member, easel e ofelleol ular member of elastically deioxmeble meeerml loosely fitting m the space be- 28 tween the eoneemlrle oyllnclem, said releasable eoee'elom includin eome esponewe means Zoe thedleheel member be cause it to Mei -lemm couple we eenoeloaz-le cylinders.

m glue ewe, a 02 com memloem, 0, power lees:

.3 like eementrie oyllnolem, I oemeealozo including elozeguomeeponele 22o one o2 os llmem leeglloelmellzy ee the @them and seem loogitudleel mevemem' eeueeo me dismal eo memes? to be fleaeene-zl'te grlp'tbe oyllmlwlcal memlzele W5 lee lame? eml ember perleheriee w friotlonelly trenemfie homo-e ahereloeaweeo.

5. in em engine atertei, e drive shalt having e member enehoree thereon, gzmlon s5 eeeezeefeo engage oml drive o membez' of em en siege to m e5, end moons for transmitting Somme loom the bowel member to the pinion including; o driven shell; having o threaded new election with we melon, a plurellty oi conical 4o disses ox? eleetlo materiel hevmg a high coeifieiem', o2 flrlctiom seem on the drlven shaft in the barrel member, means limiting longlizudinel move... ment of the pinion on the drive shell, la a difeetlon ewoy 2mm the barrel member, end means whereby longltuxlmel movement of time cirlven she-ft toward the barrel membelc Esteem zhe discs; and causee them to irlctionelly couple the driven to the barrel.

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