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US 11,641,018 B2Granted
Unit cell of fuel cell and method of manufacturing the same
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorsSoo Jin Lim, Byeong-Heon Jeong, Seong Il Heo
Life of this patent
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Abstract
A unit cell of a fuel cell includes: an insert including a membrane electrode assembly and a gas diffusion layer; a foamed body disposed on an outer side surface of the insert; and a frame covering an outer side surface of the foamed body such that a polymer resin is injected to the outer side surface of the foamed body while the polymer resin partly penetrates into the foamed body.
Claims8
A unit cell of a fuel cell, the unit cell comprising:
- an insert including a membrane electrode assembly (MEA) and a gas diffusion layer (GDL);
- a foamed body disposed on an outer side surface of the insert and having porosity;
- and
- a frame covering an outer side surface of the foamed body such that a polymer resin is injected to the outer side surface of the foamed body while the polymer resin partly penetrates into the porosity of the foamed body,
- wherein a part of or all of the foamed body includes the polymer resin for the frame such that the foamed body and the frame are assembled as one body.
2 more elements
Dependencies are inferred from the claim text.