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Title:
SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2023/132739
Kind Code:
A1
Abstract:
The present invention relates to a secondary battery and, more specifically, to a secondary battery which includes an electrode lead that is electrically connected to an electrode assembly. The present invention provides the secondary battery which comprises: a pouch in which the electrode assembly is stored; and the electrode lead which is electrically connected to the electrode assembly and protrudes from the inside of the pouch toward the outside. At least one of the corners of the electrode lead, which are positioned inside the pouch, has a predetermined radius of curvature.

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Inventors:
HWANG SUN CHEOL (KR)
LEE SUNG WON (KR)
BAEK SANG MIN (KR)
Application Number:
PCT/KR2023/000450
Publication Date:
July 13, 2023
Filing Date:
January 10, 2023
Export Citation:
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Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M50/178; H01M50/533; H01M50/557
Foreign References:
KR20180107900A2018-10-04
JP2000215877A2000-08-04
KR20150114277A2015-10-12
KR20160039837A2016-04-12
US20100266881A12010-10-21
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
Download PDF:
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