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. 06, 2016
Filed:
Jan. 28, 2014
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Yoon-Tai Kwak, Yongin-si, KR;
Yup Hwangbo, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/02 (2006.01); H01M 2/04 (2006.01);
U.S. Cl.
CPC ...
H01M 2/02 (2013.01); H01M 2/0217 (2013.01); H01M 2/04 (2013.01); H01M 2/0426 (2013.01); H01M 2/0439 (2013.01); H01M 2/0456 (2013.01); H01M 2/0473 (2013.01);
Abstract
A rechargeable battery unit includes an electrode assembly having a first electrode, a second electrode, and a separator between the first electrode and the second electrode. The rechargeable battery unit also includes a case accommodating the electrode assembly. The case includes an opening in a first end of the case and at least one groove in the first end of the case. The rechargeable battery unit also includes a cap plate coupled to the first end of the case. The cap plate includes at least one protrusion received in the at least one groove in the case.