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:
Sep. 25, 2007
Filed:
Oct. 14, 2005
Hye-won Yoon, Suwon-si, KR;
Sang-eun Cheon, Suwon-si, KR;
Jae-kyung Kim, Suwon-si, KR;
Seok-yoon Yoo, Suwon-si, KR;
Hye-Won Yoon, Suwon-si, KR;
Sang-Eun Cheon, Suwon-si, KR;
Jae-Kyung Kim, Suwon-si, KR;
Seok-Yoon Yoo, Suwon-si, KR;
Samsung SDI Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Abstract
A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator, and a case containing the electrode assembly therein. A cap assembly is attached to the case and has a positive electrode terminal and a negative electrode terminal. The positive and the negative electrodes have non-active material portions with no active material, and the positive and the negative electrode terminals are respectively electrically connected to the non-active material portions of the positive and the negative electrodes. A width of the electrode assembly Wis greater than a width of the positive and negative electrode non-active material portions W.