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. 04, 2014
Filed:
Dec. 09, 2009
Applicant:
Cheon-soo Kim, Suwon-si, KR;
Inventor:
Cheon-Soo Kim, Suwon-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided are a cap assembly for a secondary battery and a secondary battery having the same. Here, when a can is sealed using a laser beam, soot and degradation of a gasket of the cap assembly may be prevented. The cap assembly includes an electrode terminal, a cap plate having a terminal through-hole, and a gasket disposed between the electrode terminal and the cap plate, and a distance between an outermost edge of the gasket and an outermost edge of the cap plate is 0.7 times or greater than a diameter of a laser beam used in a sealing process of the can.