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:
Jun. 20, 1995
Filed:
Nov. 26, 1993
Applicant:
Inventor:
Jean-Paul Grange, Illkirch Graffenstaden, FR;
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H / ; F16H / ;
U.S. Cl.
CPC ...
477 79 ; 74335 ; 7447 / ; 7448 / ;
Abstract
The transmission control module of an automatic transmission includes a shift control module adapted to command a gear or gear range increment or decrement in dependence upon the switching of an enable switch and of an upshift switch and a downshift switch, the switches being provided on the vehicle steering wheel. The performance of the engine can thereby be controlled by the driver. The transmission control module can also be operated in an automatic mode, a semiautomatic mode and a manual mode in dependence upon the mode selected by selecting means.