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:
Aug. 04, 2015
Filed:
Sep. 01, 2011
Applicants:
Alan L. Browne, Gross Pointe, MI (US);
Nancy L. Johnson, Northville, MI (US);
Patrick G. Szymkowicz, Shelby Township, MI (US);
Inventors:
Alan L. Browne, Gross Pointe, MI (US);
Nancy L. Johnson, Northville, MI (US);
Patrick G. Szymkowicz, Shelby Township, MI (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B 47/08 (2006.01); F02M 25/07 (2006.01); F02D 9/18 (2006.01);
U.S. Cl.
CPC ...
F02M 25/0714 (2013.01); F02D 9/18 (2013.01); F02M 25/0729 (2013.01); F02M 25/0771 (2013.01); F02M 25/0793 (2013.01); F02M 2025/0762 (2013.01); Y02T 10/121 (2013.01);
Abstract
An exhaust gas recirculation system adapted for use by an internal combustion engine, and for selectively diverting a recirculated portion of the engine exhaust away from the EGR cooler, includes a by-pass conduit and/or feed line shiftable between open and closed conditions, and an active material actuator.