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:
Oct. 19, 1976
Filed:
Dec. 18, 1974
Applicant:
Inventors:
Curtis F Cummins, Decatur, IL (US);
Kenneth W Kelly, Warrensburg, IL (US);
Harold N Lantz, Decatur, IL (US);
Assignee:
Caterpillar Tractor Co., Peoria, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D / ;
U.S. Cl.
CPC ...
180133 ; 74 1569 ; 747105 ; 192 / ;
Abstract
A parking brake assembly for applying braking force to a vehicular differential by means of an adjunctive pinion. The parking brake is pressure released and spring engaged to selectively lock the differential. An auxiliary steering pump is also associated with the differential by means of the adjunctive pinion such that the steering pump is driven by the adjunctive pinion. The parking brake assembly includes a plurality of friction discs and plates which are forcibly brought into and out of engagement for selectively applying or releasing the brake.