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. 04, 2008
Filed:
Aug. 11, 2005
Applicant:
Russell T. Capito, Clarkston, MI (US);
Inventor:
Russell T. Capito, Clarkston, MI (US);
Assignee:
American Axle & Manufacturing, Inc., Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 25/12 (2006.01); F16D 43/284 (2006.01); F16D 48/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A power transmission device includes a friction clutch operable to selectively transfer torque between an input member and an output member. An actuator is operable to provide an actuating force to the friction clutch. The actuator includes an electric motor having an output shaft drivingly coupled to a gerotor. The gerotor is operable to provide pressurized fluid to a piston acting on the friction clutch.