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:
Jul. 24, 2012
Filed:
Mar. 27, 2009
David C. Ames, Avon, IN (US);
Charles F. Long, Pittsboro, IN (US);
David C. Ames, Avon, IN (US);
Charles F. Long, Pittsboro, IN (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A system for controlling a dual clutch torque converter that allows for independent control of the dual clutches includes a first valve assembly, a second valve assembly, a first solenoid, and a second solenoid. The first valve assembly is operable to control whether the dual clutches are released, trimmed, or engaged. The second valve assembly is operable to control which of the dual clutches are released, trimmed, or engaged. The first solenoid is operable to control the position of the first valve assembly and the second solenoid is operable to control the position of the second valve assembly.