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Manifold gasket accommodating differential movement of fuel cell stack

United States Patent

November 13, 2007
View the Complete Patent at the US Patent & Trademark Office
U.S. Department of Energy - Visit the Office of the Assistant General Counsel for Technology Transfer & Intellectual Property Website
A gasket for use in a fuel cell system having at least one externally manifolded fuel cell stack, for sealing the manifold edge and the stack face. In accordance with the present invention, the gasket accommodates differential movement between the stack and manifold by promoting slippage at interfaces between the gasket and the dielectric and between the gasket and the stack face.
Kelley; Dana A. (New Milford, CT), Farooque; Mohammad (Danbury, CT)
FuelCell Energy, Inc. (Danbury, CT), United States of America Department of Energy (Washington, DC)
11/ 022,977
December 27, 2004
STATEMENT AS TO RIGHTS TO INVENTIONS MADE UNDER FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT This invention was made with Government support under contract DE-FC21-95MC31184 awarded by the Department of Energy. The Government has certian rights in the invention.