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Publication numberUS1329535 A
Publication typeGrant
Publication dateFeb 3, 1920
Filing dateApr 9, 1913
Publication numberUS 1329535 A, US 1329535A, US-A-1329535, US1329535 A, US1329535A
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US 1329535 A
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)




$329,535. iunm Feb. 3, 192() of proyer meshing ure enormously increased mi Ille chances ol' abutting end to end are reduced to a. minimum.

It is ovious that when the pinion teeth are presented to the y wheel teeth somewhat out of register, the letter teeth will Sir/rik@ against.' the inclined surface 7d whereulmn the pinion will be moved slightly so ne, to xeuse proper xegieiwer. Moreover by having the cutaway portion THy the pinion teeth will be permitted to enter the fly wheel teeth without :my contact. between sueh Hy wheel teeth und the broad fuee 7 of the pinion tooth, 'iermittiiw the lower portion ol' enel: tooth, tlmt is Said portion 7d, to first contact the fly wluel teeth and be guided or moved into proper register.

`he described construction of the pinion teeth is such as to eimit of the ready mesh ing thereof with t e lv wheel teeth whether cluunfered or not an Whether rounded es shown in Figs. 1 and 6 or not.

I claim:

For use in un engine Starter transmis .wiou or drive, a pinion having the enger. end o eheh of ils. leeli rut away substrintinlly vertically :il: an angle lo its longril tudinel exis, el; uil 'living curved from :L point slightly i linee. of the tooth :sud extending; emilie: d j; into the tenth `und iheuee upwardly te che op edge of the tooth.

2. lFor use in en engine starter transmis- ;`;ion or drive. :i pinion having teeth of usual or appropriate Cross section and having; l engaging end ol? mieli tooth substenliallji rectangular in `@lu-.gie und extending only :i Slim-l. alielaliuxe. :drove llie lios-e lllele'il", s; end living; vluilul'uren huclinurdlj.' at im. angle u: the longilsuliuul axis of lha omi und also wurm-i'. Afrom the top of simili. tungulur end lo the top edge --l the too u distzuu-e berk from auch engaging end el the tooth.


i el.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US3031900 *Nov 6, 1957May 1, 1962Daimler Benz AgAxle drive arrangement
US3206997 *Nov 16, 1960Sep 21, 1965Gen Motors CorpGearing
US3798977 *Apr 27, 1972Mar 26, 1974Bendix CorpPinion for starter gearing
US4285671 *Dec 18, 1978Aug 25, 1981Lustig Leopold PContra angle with interchangeable geared tools and the like
US5297451 *Dec 15, 1992Mar 29, 1994Ingersoll-Rand CompanyCam tooth starter pinion
US9222567Jul 22, 2011Dec 29, 2015Robert Bosch GmbhAsymmetric toothing
US20040070127 *Aug 27, 2003Apr 15, 2004Klaus JunkerTorsion bar for a seat belt retractor
US20050183531 *Feb 23, 2005Aug 25, 2005Enplas CorporationGear
US20140060247 *Jun 11, 2013Mar 6, 2014Mitsubishi Electric CorporationEngine starting device
CN103228907A *Nov 24, 2011Jul 31, 2013三菱电机株式会社发动机起动装置
DE102010038443A1 *Jul 27, 2010Feb 2, 2012Robert Bosch GmbhAsymmetrische Verzahnung
WO2011117055A2 *Mar 4, 2011Sep 29, 2011Robert Bosch GmbhNoise-optimized toothing system
U.S. Classification74/462, 74/7.00R
International ClassificationF02N15/06, F02N15/02
Cooperative ClassificationF02N15/06
European ClassificationF02N15/06