Title:
BATTERY PACK AND DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2021/221415
Kind Code:
A1
Abstract:
The present invention relates to a battery pack and a device comprising same. The battery pack according to an embodiment of the present invention comprises: a plurality of battery modules; a venting induction frame disposed along the edges of the plurality of battery modules; and a housing which accommodates the plurality of battery modules and the venting induction frame, wherein the battery modules comprise a battery cell stack structure having a plurality of battery cells stacked therein and a module frame which accommodates the battery cell stack structure, and the battery cells comprise an electrode assembly and a cell case which accommodates the electrode assembly, a sealing portion is formed on the edge of the cell case, and at least one venting induction portion having a relatively small width with respect to the average width of the sealing portion is formed in the sealing portion.
Inventors:
SHIN JUHWAN (KR)
LEE HYOUNGSUK (KR)
KIM DONGHYUN (KR)
JANG BYUNG DO (KR)
CHUN YONGHO (KR)
LEE HYOUNGSUK (KR)
KIM DONGHYUN (KR)
JANG BYUNG DO (KR)
CHUN YONGHO (KR)
Application Number:
PCT/KR2021/005271
Publication Date:
November 04, 2021
Filing Date:
April 26, 2021
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M50/35; H01M50/20; H01M50/30
Foreign References:
| KR20120090027A | 2012-08-16 | |||
| KR20160111614A | 2016-09-27 | |||
| KR20150099965A | 2015-09-02 | |||
| JP2012079510A | 2012-04-19 | |||
| KR20170003754A | 2017-01-10 | |||
| CN110379963A | 2019-10-25 |
Other References:
See also references of EP 4024595A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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