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:
Apr. 21, 2015
Filed:
Aug. 23, 2010
Chi-young Lee, Yongin-si, KR;
Yong-sam Kim, Yongin-si, KR;
Seok-yoon Yoo, Yongin-si, KR;
Dong-wook Kim, Yongin-si, KR;
Jong-seok Moon, Yongin-si, KR;
Sang-eun Cheon, Yongin-si, KR;
Chi-Young Lee, Yongin-si, KR;
Yong-Sam Kim, Yongin-si, KR;
Seok-Yoon Yoo, Yongin-si, KR;
Dong-Wook Kim, Yongin-si, KR;
Jong-Seok Moon, Yongin-si, KR;
Sang-Eun Cheon, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-Si, Gyeonggi-Do, KR;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A secondary battery includes an electrode assembly including a positive electrode, a negative electrode, and separators which are wound together, current collecting plates attached to the electrode assembly, a case configured to accommodate the electrode assembly and the current collecting plates, and a cap configured to cover an opening of the case and electrically connect to the current collecting plates. Each of the current collecting plates includes a current collecting part and a welding part. The current collecting parts electrically connect to the electrode assembly. The welding part is welded to the electrode assembly and the current collecting part.