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:
Dec. 05, 2000
Filed:
Nov. 23, 1998
Applicant:
Inventors:
Garrett W Gage, Goodrich, MI (US);
Joseph M Endreszl, Westland, MI (US);
Assignee:
American Axle & Manufacturing, INC., Detroit, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
7460 / ; 1841041 ; 165 47 ;
Abstract
A final drive unit for a motor vehicle has a differential gear set rotationally mounted in a gear housing that has a rearward facing cover. The differential gear set includes a differential case driven by a ring gear. The ring gear dips into lubricant in the bottom of the gear housing and pumps a portion of the lubricant through a lubricant cooling passage in the cover having a plurality of vertical parallel open ended conduits connected to a manifold having an inlet at the bottom of the cover.