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:
Aug. 28, 2012
Filed:
Feb. 05, 2009
Applicant:
Gary E. Mcgee, Oxford, MI (US);
Inventor:
Gary E. McGee, Oxford, MI (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K 6/20 (2007.10);
U.S. Cl.
CPC ...
Abstract
A drive system is provided for a hybrid vehicle that has an engine with a crankshaft and a motor/generator having a shaft member. The drive system includes a starter sprocket connected for rotation with the shaft member and a crankshaft sprocket connected for rotation with the crankshaft. A chain is engaged with the starter sprocket and the crankshaft sprocket. A planetary gear set is configured to multiply torque of the motor/generator, with the multiplied torque being provided to the engine crankshaft via the sprockets and the chain to start the engine.