Bipolar plate
AssigneeReinz-Dichtungs-GmbH
InventorsRaimund Strobel, Kurt Hohe, Kai Lemke, Dieter Grafl, Dominique Tasch, Markus Lemm
Life of this patent
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Abstract
The present invention relates to bipolar plate (1) as well as to a fuel cell assembly (2). The bipolar plate comprises two outer surfaces (3a, 3b) which are electrically connected to one another, for the electrical contacting, as well as the discharge and supply of gases and/or fluids to the surfaces of the fuel cells which are adjacent to the outer surfaces. The bipolar plate comprises a frame (7) open in the central region as well as an inner part (3) arranged in the central reign, wherein the frame and the inner part are elastically connected to one another.
Claims12
A bipolar plate for fuel cell stacks which comprises two outer surfaces electrically connected to one another, for the electrical contacting as well as for the discharge and supply of gases and/or fluids to surfaces of fuel cells, said surfaces being adjacent to the outer surfaces, characterized in that the bipolar plate comprises a frame which is open in a central region as well as an inner pad arranged in the central region, wherein the frame and the inner part are elastically coupled to one another utilizing an elastomer.
Dependencies are inferred from the claim text.