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:
Mar. 06, 2018
Filed:
Mar. 08, 2016
Applicants:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Dong Hee Industrial Co., Ltd., Ulsan, KR;
Inventors:
Jeong Hee Park, Suwon-si, KR;
Chang Ha Lee, Yongin-si, KR;
Eul Ho Son, Gyeongsangnam-do, KR;
Jae Hwan Seo, Ulsan, KR;
Assignees:
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
DONG HEE INDUSTRIAL CO., LTD., Ulsan, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 1/22 (2006.01); H01M 8/04082 (2016.01); H01M 8/04228 (2016.01); F16K 31/04 (2006.01); H01M 8/04089 (2016.01); H01M 8/04223 (2016.01); F16K 1/20 (2006.01); H01M 8/04119 (2016.01);
U.S. Cl.
CPC ...
H01M 8/04201 (2013.01); F16K 1/2007 (2013.01); F16K 1/2021 (2013.01); F16K 1/22 (2013.01); F16K 31/043 (2013.01); H01M 8/04089 (2013.01); H01M 8/04223 (2013.01); H01M 8/04228 (2016.02); H01M 8/04149 (2013.01);
Abstract
Disclosed herein is an air shut-off valve for a fuel cell system that can completely close an air passage () communicating with a cathode of a fuel cell stack, even though a butterfly-type valve is employed, upon the halt of operation of the fuel cell system, thereby greatly improving the durability of the fuel cell stack.