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. 03, 1981
Filed:
May. 18, 1977
Applicant:
Inventors:
Sidney J Audiffred, Jr, Washington, IL (US);
David S Ohaver, Canton, IL (US);
Assignee:
Caterpillar Tractor Co., Peoria, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B60K / ;
U.S. Cl.
CPC ...
192 / ;
Abstract
A hydraulic control system for a multi-directional multi-speed transmission for the power train of a vehicle includes means responsive to the directional shift of the transmission at a predetermined minimum speed to automatically apply the brakes of the vehicle during a shifting period.