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Patent Searching and Data


Title:
SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2021/020708
Kind Code:
A1
Abstract:
The present invention relates to a second battery, comprising: a first electrode assembly equipped with a first tab and a second tab; a second electrode assembly electrically connected to the first electrode assembly; a plurality of connection tabs which are disposed between the first electrode assembly and the second electrode assembly and are connected thereto, and electrically connecting the first electrode assembly and the second electrode assembly; and a case equipped with an accommodating portion open at one side thereof and having an accommodating space to accommodate the first electrode assembly and the second electrode assembly with an electrolyte, and a cover coupled to the open one side of the accommodating portion and covering the open one side of the accommodating portion, wherein upon folding of the case, the case folds such that one side and the other side of the external surface of the cover come together.

Inventors:
PARK SEUNG HEE (KR)
LEE JEA WOAN (KR)
Application Number:
PCT/KR2020/006939
Publication Date:
February 04, 2021
Filing Date:
May 28, 2020
Export Citation:
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Assignee:
SAMSUNG SDI CO LTD (KR)
International Classes:
H01M10/04; H01M4/66
Domestic Patent References:
WO2006109610A12006-10-19
Foreign References:
KR20140079031A2014-06-26
KR101613499B12016-04-19
KR20170036203A2017-04-03
JPH1167172A1999-03-09
Attorney, Agent or Firm:
SUNGAM SUH INTERNATIONAL PATENT & LAW FIRM (KR)
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