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Mirrored serpentine flow channels for fuel cell

United States Patent

6,099,984
August 8, 2000
View the Complete Patent at the US Patent & Trademark Office
A PEM fuel cell having serpentine flow field channels wherein the input/inlet legs of each channel border the input/inlet legs of the next adjacent channels in the same flow field, and the output/exit legs of each channel border the output/exit legs of the next adjacent channels in the same flow field. The serpentine fuel flow channels may be longer, and may contain more medial legs, than the serpentine oxidant flow channels.
Rock; Jeffrey Allan (Rochester, NY)
General Motors Corporation (Detroit, MI)
09/ 016,127
January 30, 1998
The Government of the United States of America has rights in this invention pursuant to Contract No. DE-AC02-90CH10435 awarded by the United States Department of Energy.