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. 22, 2016
Filed:
May. 18, 2012
Applicants:
John C. Schultz, Saline, MI (US);
Philip C. Lundberg, Keego Harbor, MI (US);
Inventors:
John C. Schultz, Saline, MI (US);
Philip C. Lundberg, Keego Harbor, MI (US);
Assignee:
GM Global Technology Operations, LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 13/02 (2006.01); F16H 61/00 (2006.01); F16H 57/04 (2010.01);
U.S. Cl.
CPC ...
F04D 13/021 (2013.01); F16H 57/0439 (2013.01); F16H 61/0025 (2013.01);
Abstract
A pump assembly for a vehicle transmission that is coupled to a prime mover, a chain drive assembly, a hydraulic pump with a rotor, and a planetary gear set. A drive sprocket of the chain drive assembly is rotationally coupled with the prime mover. The planetary gear set includes first, second, and third members. The first member is rotatable with the pump and the third member is rotatable with the driven sprocket.