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:
Dec. 07, 2010
Filed:
Feb. 03, 2009
Dae-won Han, Suwon-si, KR;
Yong-sam Kim, Suwon-si, KR;
Sang-won Byun, Suwon-si, KR;
Byung-kyu Ahn, Suwon-si, KR;
Sung-bae Kim, Suwon-si, KR;
Ki-ho Kim, Suwon-si, KR;
Zin Park, Suwon-si, KR;
Masanori Kogure, Suwon-si, KR;
Seok-joon Yoon, Suwon-si, KR;
Dae-Won Han, Suwon-si, KR;
Yong-Sam Kim, Suwon-si, KR;
Sang-Won Byun, Suwon-si, KR;
Byung-Kyu Ahn, Suwon-si, KR;
Sung-Bae Kim, Suwon-si, KR;
Ki-Ho Kim, Suwon-si, KR;
Zin Park, Suwon-si, KR;
Masanori Kogure, Suwon-si, KR;
Seok-Joon Yoon, Suwon-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
A rechargeable battery including an electrode assembly, a case, a cap assembly, and a core. The electrode assembly includes an anode, a cathode, and a separator interposed between the anode and the cathode. The case has a space for housing the electrode assembly. The cap assembly is connected to the case and electrically connected to the electrode assembly. The core is disposed inside the electrode assembly, and has a distance between the exterior and the center thereof at one end in a length direction that is greater than a distance between the exterior and the center thereof at the center in the length direction.