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.

Date of Patent:
Apr. 25, 2000

Filed:

Jun. 03, 1999
Applicant:
Inventors:

Kouichi Shibazaki, Saitama, JP;

Kazumi Takagi, Saitama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
475160 ;
Abstract

A tubular member is disposed between a pair of drive pinions at the right and left and shaft insertion holes for insertion of the pinion shafts for axial support of the differential pinions are formed in the tubular member. First lubrication grooves for induction of the lubricating oil to the shaft insertion holes are formed on the inner circumferential surface of the tubular member. Second lubrication grooves extending from inside positions of the first lubrication grooves in radial directions of the tubular member toward the axial supporting parts of the differential pinions to reach the attachment parts of washers on the rear surfaces of the differential pinions are formed on the outer circumferential surfaces of the pinion shafts. The lubricating oil collected by the tubular member is supplied efficiently to the axial supporting parts of the differential pinions with guidance of the first lubrication grooves and the second lubrication grooves.


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Shibazaki, Kouichi. (2000). Differential gear lubrication structure (U.S. Patent No. 6053835). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6053835

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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