The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 05, 1988
Filed:
Aug. 04, 1986
Applicant:
Inventors:
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ; F16H / ;
U.S. Cl.
CPC ...
74427 ; 74410 ; 7442 / ; 74458 ;
Abstract
A reduction gearing device for automobile accessory motor comprises first and second worms coaxially formed on a worm shaft in different thread directions, a pair of first and second intermediate gears each composed of two gear members, with one gear of each pair being engaged with a respective worm, and a common output gear engaged with the other gear member of each of the intermediate gears. The engagement of one intermediate gear with the first worm is in phase with the engagement of the other intermediate gear with the second worm while the engagement of one intermediate gear with the common output gear is in phase with the engagement of the other intermediate gear with the common output gear.