Title:
POUCH SEALING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/282610
Kind Code:
A1
Abstract:
The present invention relates to a pouch sealing apparatus capable of improving a sealing effect by preventing the leakage of an electrolyte and, more specifically, to an apparatus for sealing a battery pouch, which includes an upper pouch and a lower pouch and accommodates an electrode assembly and an electrolyte, the apparatus comprising: a mounting part for loading a pouch accommodation part; press rollers for moving the electrolyte to the inside of the pouch accommodation part while rolling from the open end portions of the upper pouch and the lower pouch toward the pouch accommodation part; and a sealing tool for sealing seal parts of the upper pouch and the lower pouch, wherein the press rollers are heated by means of a heating part to which a portion of each roller is added and, while rolling, fuse the upper pouch and the lower pouch coming in contact with each other.
Inventors:
SEO JA YOUNG (KR)
KIM DAE HONG (KR)
OH SAE YOUNG (KR)
KIM DAE HONG (KR)
OH SAE YOUNG (KR)
Application Number:
PCT/KR2022/009735
Publication Date:
January 12, 2023
Filing Date:
July 06, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
B29C65/00; B29C65/02; H01M10/04; H01M50/105; B29L31/00
Foreign References:
| KR20110039011A | 2011-04-15 | |||
| KR20150045097A | 2015-04-28 | |||
| KR20180107859A | 2018-10-04 | |||
| KR20180093792A | 2018-08-22 | |||
| JPH09199175A | 1997-07-31 | |||
| KR20210089407A | 2021-07-16 | |||
| KR20190072962A | 2019-06-26 | |||
| JP6204497B2 | 2017-09-27 | |||
| KR101417152B1 | 2014-08-07 |
Other References:
See also references of EP 4212311A4
Attorney, Agent or Firm:
MYUNGRYUN IP & LAW FIRM (KR)
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