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. 29, 2011
Filed:
Sep. 13, 2007
Ryan D. Martini, Royal Oak, MI (US);
Charles J. Van Horn, Novi, MI (US);
Peter E. Wu, Brighton, MI (US);
Andrew M. Zettel, Ann Arbor, MI (US);
Sam Almasri, Novi, MI (US);
Jy-jen F. Sah, West Bloomfield, MI (US);
Ryan D. Martini, Royal Oak, MI (US);
Charles J. Van Horn, Novi, MI (US);
Peter E. Wu, Brighton, MI (US);
Andrew M. Zettel, Ann Arbor, MI (US);
Sam Almasri, Novi, MI (US);
Jy-Jen F. Sah, West Bloomfield, MI (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A method for operating the powertrain includes monitoring operator inputs, monitoring a transmission output, and terminating an engine operating mode when a time-rate change in the transmission output exceeds a threshold absent a change in the monitored operator inputs.