Title:
SECONDARY BATTERY WITH ENHANCED SAFETY
Document Type and Number:
WIPO Patent Application WO/2024/025255
Kind Code:
A1
Abstract:
The disclosed invention relates to a secondary battery, which, in one example, comprises a venting device that opens when the pressure inside a case exceeds a first setpoint, wherein the venting device: comprises a rupture disk having a rupturing part formed therein, which ruptures at the first setpoint; and has a heat absorbing porous member equipped in at least one of the upstream and downstream side of the rupture disk.
Inventors:
KO YOUNG JUN (KR)
SUNG JOO HWAN (KR)
JUNG KYUNG HWAN (KR)
SUNG JOO HWAN (KR)
JUNG KYUNG HWAN (KR)
Application Number:
PCT/KR2023/010522
Publication Date:
February 01, 2024
Filing Date:
July 20, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M50/342; H01M10/658; H01M50/24
Foreign References:
| KR20180113855A | 2018-10-17 | |||
| KR20150061200A | 2015-06-04 | |||
| KR20220010876A | 2022-01-27 | |||
| JP2022529539A | 2022-06-22 | |||
| KR20220040808A | 2022-03-31 | |||
| KR20220092176A | 2022-07-01 | |||
| KR20170014309A | 2017-02-08 |
Attorney, Agent or Firm:
KIM, Hong Gyun (KR)
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