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. 18, 2014
Filed:
Aug. 09, 2012
Applicants:
Philip C. Lundberg, Keego Harbor, MI (US);
Andrew W. Phillips, Rochester, MI (US);
Edwin T. Grochowski, Howell, MI (US);
Inventors:
Philip C. Lundberg, Keego Harbor, MI (US);
Andrew W. Phillips, Rochester, MI (US);
Edwin T. Grochowski, Howell, MI (US);
Assignee:
GM Global Technology Operations, LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 37/06 (2006.01); F16H 37/02 (2006.01);
U.S. Cl.
CPC ...
F16H 37/022 (2013.01);
Abstract
A continuously variable transmission includes a gearbox with two forward modes and a reverse mode. The gearbox includes a plurality of gear members and further includes at least three torque transmitting devices such as, clutches and brakes that are selectively employed to engage various combinations of the gear members such that a particular combination is associated with one of the two forward modes and the reverse mode.