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:
Feb. 22, 2000
Filed:
Sep. 28, 1998
Applicant:
Inventor:
Douglas W Bell, Mattoon, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
475246 ; 475230 ; 475348 ;
Abstract
A differential assembly which includes a differential housing is disclosed. The differential assembly also includes a spider structure positioned within the differential housing. The spider structure has (i) a spider hub and (ii) a spider shaft which extends from the spider hub. The differential assembly further includes a pinion gear positioned around the spider shaft and a fastener secured to the spider shaft. The differential assembly also includes a bearing assembly which directly contacts the spider shaft, wherein the bearing assembly is (i) interposed between the pinion gear and the spider shaft and (ii) interposed between the fastener and the spider hub.