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:
Aug. 14, 2018

Filed:

Jul. 09, 2014
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Youngsun Park, Daejeon, KR;

Jeongsuk Lee, Cheongju-si, KR;

Keunpyo Ahn, Cheongju-si, KR;

Chunyeon Kim, Cheongwon-gun, KR;

Joung Ho Ha, Cheongwon-gun, KR;

Masayuki Wakebe, Cheongwon-gun, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/34 (2006.01); H01M 10/42 (2006.01); H01M 2/04 (2006.01); H01M 2/10 (2006.01); H01M 2/30 (2006.01);
U.S. Cl.
CPC ...
H01M 2/348 (2013.01); H01M 2/0404 (2013.01); H01M 2/0408 (2013.01); H01M 2/1061 (2013.01); H01M 2/30 (2013.01); H01M 2/34 (2013.01); H01M 10/425 (2013.01); H01M 2200/106 (2013.01); H01M 2220/30 (2013.01);
Abstract

Disclosed herein is a secondary battery pack including a battery cell having an electrode assembly mounted in a battery case together with an electrolyte, a protection circuit module (PCM) having a protection circuit for controlling overcharge, overdischarge, and overcurrent of the battery cell, an insulative mounting member mounted to a top cap of the battery cell, and an insulative cap coupled to the upper end of the battery cell, wherein the top cap is provided with at least one protrusion-type electrode terminal, and the top cap is provided at a partial region where the protrusion-type electrode terminal is not formed with a space (depression space) depressed downward by a predetermined depth. The insulative mounting member is provided with a through-hole (a first through-hole) corresponding to the protrusion-type electrode terminal and a through-hole (a second through-hole) corresponding to the depression space, the PCM is provided with a coupling through-hole corresponding to the first through-hole, and the coupling of the insulative mounting member and the PCM to the battery cell is achieved by successively fixedly inserting the protrusion-type electrode terminal through the first through-hole of the insulative mounting member and the coupling through-hole of the PCM.


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