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:
Nov. 15, 2016

Filed:

Sep. 02, 2011
Applicants:

Seunghyun Bang, Cheongwon-gun, KR;

Sooryoung Kim, Cheongwon-gun, KR;

Bum Choi, Daejeon, KR;

Inventors:

Seunghyun Bang, Cheongwon-gun, KR;

Sooryoung Kim, Cheongwon-gun, KR;

Bum Choi, Daejeon, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/22 (2006.01); H01M 2/10 (2006.01); H01M 2/20 (2006.01); H01M 2/30 (2006.01); B23K 11/00 (2006.01);
U.S. Cl.
CPC ...
H01M 2/22 (2013.01); B23K 11/004 (2013.01); H01M 2/105 (2013.01); H01M 2/202 (2013.01); H01M 2/204 (2013.01); H01M 2/206 (2013.01); H01M 2/30 (2013.01); H01M 2220/20 (2013.01);
Abstract

Disclosed herein is a battery pack having a plurality of unit cells electrically connected to each other to provide high-output, large-capacity electricity, the battery pack including two or more unit cells each of which has electrode terminals formed at opposite ends thereof, the unit cells being disposed in a lateral direction so that the electrode terminals are oriented in the same directions, connection members, each of which comprises a first conductive plate-shaped connection part connected to the electrode terminals of the unit cells by welding and a second plate-shaped connection part coupled to the outside of the first plate-shaped connection part, the second plate-shaped connection part being provided with through holes, into which a welding rod is inserted to weld the battery cells and the first plate-shaped connection part, and a pack case to cover the outsides of the unit cells and the connection members.


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