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.

Date of Patent:
Jan. 12, 2010

Filed:

Jul. 05, 2007
Applicants:

Fadi S. Kanafani, Windsor, CA;

Patrick M. Foley, Brighton, MI (US);

Inventors:

Fadi S. Kanafani, Windsor, CA;

Patrick M. Foley, Brighton, MI (US);

Assignee:

Chrysler Group LLC, Auburn Hills, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01);
U.S. Cl.
CPC ...
Abstract

A control method for an internal combustion engine of a vehicle that is used with a variable valve timing (VVT) system to promote lock pin disengagement. The method establishes if the VVT is at a lock pin position, establishes if a lock pin is not disengaged out of an associated recess, and can control the rate of movement of the VVT away from the lock pin position so that the lock pin can be disengaged out of the recess.


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Kanafani, Fadi. (2010). Vvt control method during lock pin disengagement (U.S. Patent No. 7644692). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7644692

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