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. 18, 2014
Filed:
Jun. 25, 2010
Applicants:
Sae Hoon Kim, Gyeonggi-do, KR;
Duck Whan Kim, Seoul, KR;
Jung DO Suh, Seoul, KR;
Haeng Jin Ko, Gyeonggi-do, KR;
Inventors:
Sae Hoon Kim, Gyeonggi-do, KR;
Duck Whan Kim, Seoul, KR;
Jung Do Suh, Seoul, KR;
Haeng Jin Ko, Gyeonggi-do, KR;
Assignees:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a surface pressure controlling device for a fuel cell stack, in which an inflator capable of being expanded by pneumatic or hydraulic pressure is mounted in an end plate so as to control the surface pressure required for the assembly of the fuel cell stack to be maintained above a predetermined level.