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:
Mar. 05, 2013
Filed:
Apr. 05, 2010
Applicants:
Joseph D. Rainville, Caledonia, NY (US);
Joseph C. Gerzseny, Spencerport, NY (US);
Aaron Rogahn, Rochester, NY (US);
Loren Devries, Rochester, NY (US);
Inventors:
Joseph D. Rainville, Caledonia, NY (US);
Joseph C. Gerzseny, Spencerport, NY (US);
Aaron Rogahn, Rochester, NY (US);
Loren DeVries, Rochester, NY (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for determining whether a fuel cell stack cooling fluid is flowing at cold fuel cell system start-up. The method monitors the temperature of the cooling fluid outside of the fuel cell stack, and determines whether the temperature of the cooling fluid is increasing properly as the temperature of the stack increases.