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:
Nov. 23, 1999
Filed:
Apr. 27, 1998
Applicant:
Inventor:
Ronald L Satzler, Princeville, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
475150 ; 475 18 ; 475221 ;
Abstract
Continuously driven machine steering differentials have heretofore been complex for counter-rotating a pair of oppositely located planetary elements. The planetary steering differential includes a differential powered by a transmission input and a planetary gearing mechanism which receives an input from a steering motor for interacting with the outputs to achieve a steering correction.