Separator assembly for fuel cell and fuel cell stack including same
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorsJae Hyeon Choi, Woo Chul Shin
Life of this patent
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Abstract
A separator assembly for a fuel cell includes a first separator having tunnel-shaped fastening parts formed on a plurality of points of an edge area thereof, and a second separator having insert parts formed at positions corresponding to each of the fastening parts of the first separator on an edge area thereof to be inserted into the fastening parts, wherein the insert parts of the second separator are inserted into the fastening parts of the first separator to assemble the first separator and the second separator.
Claims20
A separator assembly for a fuel cell, the separator assembly comprising:
- a first separator having tunnel-shaped fastening parts formed on a plurality of points of an edge area thereof;
- and
- a second separator having insert parts formed at positions corresponding to each of the fastening parts of the first separator on an edge area thereof to be inserted into the fastening parts, wherein the insert parts of the second separator are inserted into the fastening parts of the first separator to assemble the first separator and the second separator.
A separator assembly for a fuel cell, the separator assembly comprising:
- a first separator having opposite first and second edges at ends of a major axis of the separator assembly and opposite third and fourth at edges of a minor axis of the separator assembly, the first separator including a first tunnel-shaped fastening part extending from the first edge to the second edge and a second tunnel-shaped fastening part extending from the third edge to the fourth edge;
- and
- a second separator having opposite first and second edges at ends of the major axis of the separator assembly and opposite third and fourth at ends of the minor axis of the separator assembly, the second separator including a first insert part formed at a position corresponding to a first end of the first fastening part, a second insert part formed at a position corresponding to a second end of the first fastening part, a third insert part formed at a position corresponding to a first end of the second fastening part, and a fourth insert part formed at a position corresponding to a second end of the second fastening part, wherein each insert part of the second separator is inserted into the corresponding fastening parts of the first separator.
A fuel cell stack comprising:
- a plurality of fuel cells stacked on each other, each fuel cell comprising a membrane electrode assembly, a pair of gas diffusion layers, a first separator, and a second separator;
- tunnel-shaped fastening parts formed in a plurality of points on an edge area of the first separator;
- and
- insert parts formed at positions corresponding to the fastening parts of the first separator on an edge area of the second separator to be inserted into the fastening parts, wherein the insert parts of the second separator are inserted into the fastening parts of the first separator to assemble the first separator and the second separator.
Dependencies are inferred from the claim text.