Fuel cell separator plates
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United States of America Patent
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Jan 23, 2018
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N/A
app pub date -
Sep 20, 2012
filing date -
Sep 21, 2011
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Abstract
The invention relates to separator plates (108) for fuel cells, and in particular to separator plates having particular geometries for improved edge sealing properties. Exemplary embodiments of the invention include a fuel cell separator plate (308) having first and second opposing faces (304, 305), the separator plate having a series of corrugations (301) extending, and providing air flow paths (302), between first and second opposing edges of the plate, wherein crests of corrugations along the first face (304) proximate the first edge (303) of the plate are depressed to be coplanar with adjacent crests of corrugations along the second face such that a greater contact surface on the second face (305) is provided compared with the first face (304).
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