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1. (WO2018056475) SECONDARY BATTERY

Pub. No.:    WO/2018/056475    International Application No.:    PCT/KR2016/010476
Publication Date: Fri Mar 30 01:59:59 CEST 2018 International Filing Date: Wed Sep 21 01:59:59 CEST 2016
IPC: H01M 2/04
H01M 2/12
H01M 10/0525
Applicants: SAMSUNG SDI CO., LTD.
삼성에스디아이(주)
Inventors: KIM, Dae Kyu
김대규
Title: SECONDARY BATTERY
Abstract:
The present invention relates to a secondary battery in which an insulation sheet is inserted between a cap-up and a case, thereby increasing safety. Disclosed according to an embodiment is a secondary battery comprising: an electrode assembly; a case for receiving the electrode assembly; a cap assembly coupled to an upper part of the case; and a gasket interposed between the cap assembly and the case, wherein the cap assembly comprises: a cap-up; a safety belt installed at a lower part of the cap-up and extending to an upper part of the cap-up so as to surround a periphery of the cap-up; and an insulation sheet positioned at an upper part of the safety belt extending to the upper part of the cap-up.