The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 23, 2025
Filed:
Mar. 22, 2023
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
In Seok Lee, Yongin-si, KR;
Dong Ho Ahn, Seoul, KR;
Jeong Hee Park, Suwon-si, KR;
In Yu Park, Seoul, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
Kia Corporation, Seoul, KR;
Abstract
An embodiment of the present disclosure relates to a fuel cell stack including a membrane electrode assembly (MEA), a first separator stacked on the MEA and including a reaction channel disposed on one surface of the first separator facing the MEA and configured to allow a reactant gas to flow therethrough, and a cooling channel disposed on the other surface of the first separator and configured to allow a cooling gas to flow therethrough, and inclined guide holes formed through the first separator and inclined with respect to a thickness direction of the first separator, the inclined guide holes each having one end communicating with the cooling channel, and the other end communicating with the reaction channel, thereby obtaining an advantageous effect of improving performance and operational efficiency.