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. 09, 1976
Filed:
Jan. 23, 1975
Applicant:
Inventor:
John R Muntjanoff, Aurora, IL (US);
Assignee:
Caterpillar Tractor Co., Peoria, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60K / ; F16K / ; B66D / ;
U.S. Cl.
CPC ...
192 / ; 251251 ; 2541 / ;
Abstract
A control mechanism for regulating operation of a rotatable winch drum through a power train including a brake which is normally engaged by hydraulic pressure to secure the winch drum against rotation and a normally disengaged clutch which is selectively engaged by hydraulic pressure for driving the winch drum in a reeling-in mode, the control mechanism including a control lever which is movable for selectively communicating hydraulic fluid to the brake and clutch, first and second biasing means being associated with the control lever to provide for adjustment of the lever at different rates of modulation.