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:
May. 20, 2014
Filed:
Nov. 03, 2010
Chiyoung Lee, Yongin-si, KR;
Seokyoon Yoo, Yongin-si, KR;
Yoontai Kwak, Yongin-si, KR;
Dongwook Kim, Yongin-si, KR;
Jongseok Moon, Yongin-si, KR;
Tatsuya Hashimoto, Yongin-si, KR;
Chiyoung Lee, Yongin-si, KR;
Seokyoon Yoo, Yongin-si, KR;
Yoontai Kwak, Yongin-si, KR;
Dongwook Kim, Yongin-si, KR;
Jongseok Moon, Yongin-si, KR;
Tatsuya Hashimoto, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-Si, Gyeonggi-Do, KR;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A secondary battery including a case providing an inner space; at least one electrode assembly, the at least one electrode assembly including a stacked and wound positive electrode plate, negative electrode plate, and separator between the positive electrode plate and the negative electrode plate, and being disposed within the case and including a non-coating portion on an end thereof; a collector plate including alternately arranged crests and troughs, the non-coating portion of the electrode assembly being disposed on the crests and the crests being welded to the non-coating portion; a collector terminal coupled to one end of the collector plate, the collector terminal protruding upwardly from the case; and a cap plate on an upper portion of the case, the cap plate sealing the case.