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:
May. 21, 2013
Filed:
Jan. 28, 2009
Zhong Wang, Bellevue, WA (US);
Brian Spohn, Holly, MI (US);
Miles K. Maxey, Holly, MI (US);
Jonathan J Stec, Milford, MI (US);
Timothy E. Mccarthy, Grand Blanc, MI (US);
Vincent A. White, Northville, MI (US);
John F. Van Gilder, Webberville, MI (US);
Lan Wang, Troy, MI (US);
Jun LU, Novi, MI (US);
Zhong Wang, Bellevue, WA (US);
Brian Spohn, Holly, MI (US);
Miles K. Maxey, Holly, MI (US);
Jonathan J Stec, Milford, MI (US);
Timothy E. McCarthy, Grand Blanc, MI (US);
Vincent A. White, Northville, MI (US);
John F. Van Gilder, Webberville, MI (US);
Lan Wang, Troy, MI (US);
Jun Lu, Novi, MI (US);
Abstract
A control module for an engine of a vehicle includes a mode determination module that determines whether the vehicle is in a fuel-saving mode based on an acceleration of the vehicle. A diurnal control valve (DCV) control module selectively closes a DCV a predetermined time after at least one of determining that the vehicle is in the fuel-saving mode and determining that the engine is stopped.