Title:
POUCH-TYPE BATTERY CELL, AND APPARATUS FOR BENDING POUCH WING OF POUCH-TYPE BATTERY CELL
Document Type and Number:
WIPO Patent Application WO/2023/022577
Kind Code:
A1
Abstract:
The present invention relates to a pouch-type battery cell, an apparatus for bending a pouch wing of the battery cell, and a method for bending the pouch wing of the battery cell and, specifically, to a pouch-type battery cell, an apparatus for bending a pouch wing of the battery cell, and a method for bending the pouch wing of the battery cell, wherein the pouch-type battery cell can prevent and remove cracks in a sealing portion by bending the pouch wing while heating the sealing portion of the pouch wing of the battery cell, thereby improving the insulation resistance performance of the battery cell.
Inventors:
NOH SO YEON (KR)
PARK JI SOO (KR)
KIM JU HYUNG (KR)
KANG TAE WON (KR)
PARK DONG HYEUK (KR)
KIM YONG NAM (KR)
PARK JI SOO (KR)
KIM JU HYUNG (KR)
KANG TAE WON (KR)
PARK DONG HYEUK (KR)
KIM YONG NAM (KR)
Application Number:
PCT/KR2022/012473
Publication Date:
February 23, 2023
Filing Date:
August 22, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
B29C65/00; B29C65/18; B29C65/30; H01M50/105; B29L31/00
Domestic Patent References:
| WO2005036674A1 | 2005-04-21 |
Foreign References:
| KR20210038333A | 2021-04-07 | |||
| KR20200059392A | 2020-05-29 | |||
| KR20030093362A | 2003-12-11 | |||
| KR101766966B1 | 2017-08-09 | |||
| KR20210109811A | 2021-09-07 | |||
| KR20150035123A | 2015-04-06 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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