MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL COMPRISING ASSEMBLY OF THIS TYPE AND MOTOR VEHICLE COMPRISING SAID FUEL CELL
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United States of America Patent
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Apr 27, 2015
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Oct 25, 2012
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Abstract
A membrane electrode assembly for a fuel cell that includes a membrane electrode unit with a membrane and two electrodes which make surface contact with both faces of the membrane. The membrane electrode assembly has a seal support that surrounds the periphery of the membrane and that overlaps the latter. The membrane electrode also has a connecting layer which continuously overlaps the membrane and the seal support, an inner edge section of the connecting layer being bonded to the membrane electrode unit and an outer edge section of the connecting layer being bonded to the seal support on the same flat face of the connecting layer. A seal is connected outside the membrane to the seal support. A fuel cell is provided that includes a plurality of membrane electrode assemblies. A motor vehicle includes the fuel cell and a method is provided for producing the membrane electrode assembly.
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