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:
Jul. 17, 2018

Filed:

Sep. 24, 2014
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Jung-Hoon Yang, Daejeon, KR;

Young-Suk Cho, Daejeon, KR;

Jong-Hun Kim, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/34 (2006.01); H01M 2/26 (2006.01); H01M 2/06 (2006.01); H01M 2/08 (2006.01); H01M 2/30 (2006.01); H01M 10/04 (2006.01); H01M 2/12 (2006.01); H01M 2/02 (2006.01);
U.S. Cl.
CPC ...
H01M 2/34 (2013.01); H01M 2/06 (2013.01); H01M 2/08 (2013.01); H01M 2/1235 (2013.01); H01M 2/26 (2013.01); H01M 2/30 (2013.01); H01M 10/04 (2013.01); H01M 2/0275 (2013.01); H01M 2/348 (2013.01); H01M 2200/00 (2013.01); H01M 2200/103 (2013.01);
Abstract

A secondary battery according to the present disclosure includes an electrode assembly, a first lead plate connected to the electrode assembly, a second lead plate disposed facing the first lead plate with a gap therebetween such that at least a portion of the second lead plate overlaps with at least a portion of the first lead plate, a metal bridge disposed within the gap to connect the first lead plate and the second lead plate, a first sealant disposed within the gap further outside than the metal bridge, a pouch case to receive the electrode assembly such that the second lead plate is drawn outside, and a second sealant interposed respectively between an inner surface of the pouch case and the first lead plate and between the inner surface of the pouch case and the second lead plate.


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