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:
Jul. 30, 2013
Filed:
Dec. 07, 2011
Applicants:
Scott H. Wittkopp, Ypsilanti, MI (US);
James M. Hart, Belleville, MI (US);
Elizabeth I. Wooden, Farmington Hills, MI (US);
Daryl A. Wilton, Macomb, MI (US);
Inventors:
Scott H. Wittkopp, Ypsilanti, MI (US);
James M. Hart, Belleville, MI (US);
Elizabeth I. Wooden, Farmington Hills, MI (US);
Daryl A. Wilton, Macomb, MI (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 3/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
A transmission includes an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. The transmission input member is connected to a dry launch clutch. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices are for example clutches and brakes.