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:
Feb. 07, 2012
Filed:
Aug. 14, 2008
Applicants:
Yun Xiao, Ann Arbor, MI (US);
Kouji Sakumoto, Ayase, JP;
Inventors:
Yun Xiao, Ann Arbor, MI (US);
Kouji Sakumoto, Ayase, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 33/44 (2006.01); F02B 47/08 (2006.01); F02M 25/07 (2006.01); B60K 13/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An exhaust gas recirculation control system comprises a pressure condition evaluation module and a protection module. The pressure condition evaluation module evaluates at least one of vane movement of a turbocharger and engine pressure. The protection module selectively controls an exhaust gas recirculation valve based on the at least one of the vane movement of the turbocharger and the engine pressure.