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:
Jul. 31, 2012
Filed:
Mar. 24, 2008
Jun-won Suh, Suwon-si, KR;
Young-seung NA, Suwon-si, KR;
Keun-yong Lee, Suwon-si, KR;
Sung-won Jeong, Suwon-si, KR;
Chan-gyun Shin, Suwon-si, KR;
Kyoung-hwan Choi, Suwon-si, KR;
Sang-kyun Kang, Seoul, KR;
Jun-Won Suh, Suwon-si, KR;
Young-Seung Na, Suwon-si, KR;
Keun-Yong Lee, Suwon-si, KR;
Sung-Won Jeong, Suwon-si, KR;
Chan-Gyun Shin, Suwon-si, KR;
Kyoung-Hwan Choi, Suwon-si, KR;
Sang-Kyun Kang, Seoul, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
A fuel cell stack including an electricity generating unit for generating electrical energy by electrochemically reacting a fuel and an oxidizing agent, the electricity generating unit including: a first separator; a second separator; a membrane electrode assembly (MEA) between the first separator and the second separator, each of the first and second separators including a channel on a surface facing the MEA and a manifold in the surface facing the MEA, the manifold communicating with the channel; and a gasket, positioned at an outer circumference portion of an area where the MEA is positioned, for sealing a space between the first and second separators and for covering an open area of a channel extension area of at least one of the first and second separators where the manifold communicates with the channel.