Title:
SECONDARY BATTERY BATTERY CASE AND POUCH-TYPE SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2020/204407
Kind Code:
A1
Abstract:
A secondary battery case, according to one embodiment of the present invention, for resolving a problem, is a pouch-type battery case for accommodating, therein, an electrode assembly in which electrodes and separators are stacked, and the battery case comprises: a first cup portion and a second cup portion respectively formed to be recessed in a pouch film; a bridge which is formed between the first cup portion and the second cup portion and which has a certain width and height; and supplement portions respectively arranged on the outside of both ends in a lengthwise direction of the bridge, and formed to protrude upward.
Inventors:
LEE SANG KYUN (KR)
PARK MIN SOO (KR)
KIM YOUNG HA (KR)
HONG YOUNG HOON (KR)
HONG EUI JIN (KR)
PARK MIN SOO (KR)
KIM YOUNG HA (KR)
HONG YOUNG HOON (KR)
HONG EUI JIN (KR)
Application Number:
PCT/KR2020/003699
Publication Date:
October 08, 2020
Filing Date:
March 18, 2020
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M50/105
Foreign References:
| KR20180085185A | 2018-07-26 | |||
| KR20160032889A | 2016-03-25 | |||
| KR20190024755A | 2019-03-08 | |||
| KR20180123901A | 2018-11-20 | |||
| KR20180029856A | 2018-03-21 |
Other References:
See also references of EP 3916830A4
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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