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:
May. 24, 2016
Filed:
Jun. 02, 2014
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Edward W. Mellet, Rochester Hills, MI (US);
James B. Borgerson, Clarkston, MI (US);
James M. Hart, Belleville, MI (US);
Assignee:
GM Global Technology Operations, LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 3/62 (2006.01); F16H 3/66 (2006.01); F16H 3/44 (2006.01);
U.S. Cl.
CPC ...
F16H 3/62 (2013.01); F16H 3/66 (2013.01); F16H 2003/445 (2013.01); F16H 2200/0073 (2013.01); F16H 2200/2012 (2013.01); F16H 2200/2048 (2013.01);
Abstract
A transmission of the present invention has an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices may include clutches and brakes. The torque transmitting devices are each selectively engageable in combinations of at least three to establish a plurality of forward speed ratios and at least one reverse speed ratio.