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:
Feb. 15, 2011
Filed:
Jul. 07, 2006
Applicants:
Hyoungsu Kim, Suwon-si, KR;
Soonki Woo, Suwon-si, KR;
Yongtae Kim, Suwon-si, KR;
Jongku Kim, Suwon-si, KR;
Sangbong Nam, Suwon-si, KR;
Inventors:
Hyoungsu Kim, Suwon-si, KR;
Soonki Woo, Suwon-si, KR;
Yongtae Kim, Suwon-si, KR;
Jongku Kim, Suwon-si, KR;
Sangbong Nam, Suwon-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lithium secondary battery has protrusions or depressions formed on a surface of a gasket, which makes contact with a safety vent, so that gas, which is generated inside the battery, and an electrolyte, do not leak, thereby improving the safety.