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.

Date of Patent:
Dec. 29, 2015

Filed:

Apr. 17, 2014
Applicant:

Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;

Inventors:

Sang-Won Byun, Yongin-si, KR;

Min-Hyung Guen, Yongin-si, KR;

Yong-Chul Seo, Yongin-si, KR;

Yun-Jung Kwak, Yongin-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/04 (2006.01); H01M 2/20 (2006.01); H01M 2/34 (2006.01);
U.S. Cl.
CPC ...
H01M 2/34 (2013.01); H01M 2/043 (2013.01); H01M 2/0486 (2013.01); H01M 2/345 (2013.01); H01M 2/348 (2013.01); H01M 2200/103 (2013.01); H01M 2200/20 (2013.01);
Abstract

A rechargeable battery includes: an electrode assembly including first and second electrodes; a case containing the electrode assembly; a cap plate covering an opening of the case; a first terminal protruding outside of the case and electrically coupled to the first electrode; a second terminal protruding outside of the case and electrically coupled to the second electrode; a current collector including first and second fuse units, and electrically coupled to the first electrode, wherein the first fuse unit and the second fuse unit each have a cross-sectional area smaller than a cross-sectional area of an adjacent region and are spaced from each other; and a connector coupled to the current collector between the first fuse unit and the second fuse unit, and adapted to electrically couple the cap plate and the current collector, wherein a resistance of the connector is less than that of the first terminal.


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