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:
Jan. 26, 1982
Filed:
Dec. 17, 1979
Applicant:
Inventor:
Gerardus M Ballendux, Waukesha, WI (US);
Assignee:
Allis-Chalmers Corporation, Milwaukee, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192 8717 ;
Abstract
A double acting hydraulic actuator for hydraulic clutches having a single piston for selectively actuating each of the hydraulic clutches. The hydraulic actuator includes a hydraulic cylinder in which a single piston is positioned which reciprocates to operate a hydraulic clutch in one direction and a second hydraulic clutch in the other direction.