Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Thomas W. Tighe0
Jon P. Owejan0
Pinkhas A. Rapaport0
Thomas A. Trabold0
Daniel J. Darga0
Jeffrey A. Rock0
Date of Patent
May 18, 2010
0Patent Application Number
116847050
Date Filed
March 12, 2007
0Patent Primary Examiner
Patent abstract
A bipolar plate for a fuel cell is provided that includes a flowfield having an active surface with an inlet region and an outlet region. The active surface of the flowfield is in communication with the inlet region and the outlet region and has at least one flow channel formed therein. The at least one flow channel further has a cross-sectional area at the outlet region that is less than a cross-sectional area at the inlet region. In particular embodiments, the at least one flow channel is bifurcated. A fuel cell stack including a fuel cell and the bipolar plate is also provided.
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