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:
Apr. 26, 2016
Filed:
Feb. 18, 2014
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventor:
Greg Alan Weeter, Ann Arbor, MI (US);
Assignee:
GM Global Technology Operations Inc., Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 25/12 (2006.01); F16D 25/08 (2006.01);
U.S. Cl.
CPC ...
F16D 25/123 (2013.01); F16D 25/083 (2013.01); F16D 25/087 (2013.01);
Abstract
A clutch release mechanism for a vehicle powertrain is provided. The clutch release mechanism includes a piston operable to move in an axial direction along a central axis toward and away from a clutch assembly. An actuator bearing is disposed adjacent to the piston. The actuator bearing is configured to be pressed against the clutch assembly by the piston, and the actuator bearing is configured to rotate around the central axis. A plurality of fins is disposed around the actuator bearing and configured to rotate with the actuator bearing about the central axis.