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:
Aug. 14, 2012
Filed:
Nov. 11, 2008
Applicants:
Hamid Vahabzadeh, Oakland, MI (US);
Scott H. Wittkopp, Ypsilanti, MI (US);
Edwin T. Grochowski, Howell, MI (US);
Inventors:
Hamid Vahabzadeh, Oakland, MI (US);
Scott H. Wittkopp, Ypsilanti, MI (US);
Edwin T. Grochowski, Howell, MI (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D 33/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A powertrain is provided that has an engine and a torque converter. The engine is configured to provide oil to the torque converter for operation of the torque converter. The engine oil may provide both the fluid coupling and torque converter clutch apply and release functions.