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:
Apr. 05, 2011
Filed:
Jul. 27, 2010
Applicants:
Alex O'connor Gibson, Ann Arbor, MI (US);
Jeffrey Allen Doering, Canton, MI (US);
Nelson William Morrow, Jr., Saline, MI (US);
James Donald Mccoy, Flat Rock, MI (US);
Michael Damian Czekala, Canton, MI (US);
Inventors:
Alex O'Connor Gibson, Ann Arbor, MI (US);
Jeffrey Allen Doering, Canton, MI (US);
Nelson William Morrow, Jr., Saline, MI (US);
James Donald McCoy, Flat Rock, MI (US);
Michael Damian Czekala, Canton, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
F02F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for determining degraded valve operation. According to the method, valve degradation can be determined from the duration of a spark event. This method allows for the determination of both intake and exhaust valve degradation.