Bipolar plate for a fuel cell
AssigneeSnecma
InventorPatrick Garceau
Life of this patent
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Abstract
The invention relates to a bipolar plate for a fuel cell, the plate being made up of two half-plates assembled one against the other via their inside faces, each half-plate including in its inside face at least a first groove and a second groove that are spaced apart from each other. The bottoms of said grooves each presenting a plurality of orifices distributed along each groove and opening out into the outside face of the half-plate. The outside face of each half-plate includes a plurality of distribution channels, each distribution channel connecting a respective orifice of the first groove to a respective orifice of the second groove.
Claims13
A bipolar plate for a fuel cell, said plate being made up of two half-plates assembled one against the other via their inside faces, wherein each half-plate comprises on its inside face at least one first groove and one second groove spaced apart from each other, and on its outside face a plurality of distribution channels, the first and second grooves presenting a plurality of orifices opening out respectively into each of the ends of the distribution channels, and wherein the bipolar plate as formed in this way by assembling the two half-plates together has four grooves that extend under the outside faces of said bipolar plate, each comprising a plurality of distribution channels.
Dependencies are inferred from the claim text.