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:
Mar. 02, 2010
Filed:
Aug. 23, 2006
Applicants:
James B. Borgerson, Ann Arbor, MI (US);
Simon P. Fitzgerald, Glenwood, AU;
Inventors:
James B. Borgerson, Ann Arbor, MI (US);
Simon P. Fitzgerald, Glenwood, AU;
Assignee:
GM Global Technology Operations, INC., Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 3/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A powertrain having a torque converter, friction input shifting clutches and shared driving gears has an axially compact design, packages a transmission pump between the torque converter and a clutch hub and achieves seven forward speed ratios utilizing four back-to-back synchronizers.