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. 31, 2019
Filed:
Aug. 04, 2016
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventor:
Minhyung Guen, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-Si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/34 (2006.01); H01M 2/04 (2006.01); H01M 2/20 (2006.01); H01M 2/26 (2006.01); H01M 2/30 (2006.01); H01M 10/0525 (2010.01); H01M 2/06 (2006.01);
U.S. Cl.
CPC ...
H01M 2/345 (2013.01); H01M 2/04 (2013.01); H01M 2/06 (2013.01); H01M 2/202 (2013.01); H01M 2/26 (2013.01); H01M 2/30 (2013.01); H01M 2/34 (2013.01); H01M 10/0525 (2013.01); H01M 2200/103 (2013.01); H01M 2200/20 (2013.01); H01M 2220/20 (2013.01); H01M 2220/30 (2013.01);
Abstract
A secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator, a case accommodating the electrode assembly, a cap plate sealing the case and including a first terminal hole, and a first terminal coupled to the first terminal hole. The first terminal includes at least two groove portions having a predetermined depth from a top surface of the first terminal, the at least two groove portions being spaced apart from each other.