Title:
MOLDING APPARATUS AND MOLDING METHOD, AND POUCH-TYPE BATTERY CASE FORMED THEREBY
Document Type and Number:
WIPO Patent Application WO/2024/090911
Kind Code:
A1
Abstract:
A molding apparatus according to an embodiment of the present invention can mold a cup portion into a pouch film. The molding apparatus may comprise: a die having a first opening formed therein: a stripper which fixes the pouch film on the upper side of the die and has a second opening formed at a position corresponding to the first opening; an upper punch which presses the pouch film through the second opening; and a lower punch which presses the pouch film between the outer circumference of the upper punch and the inner circumference of the second opening through the first opening.
Inventors:
LEE CHUNG HEE (KR)
KANG TAE WON (KR)
HONG JEONG WOO (KR)
CHO SUNG WOO (KR)
KANG TAE WON (KR)
HONG JEONG WOO (KR)
CHO SUNG WOO (KR)
Application Number:
PCT/KR2023/016405
Publication Date:
May 02, 2024
Filing Date:
October 20, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
B29C43/14; B29C43/36; B29C43/46; H01M50/105; B29L31/00
Domestic Patent References:
| WO2022014743A1 | 2022-01-20 |
Foreign References:
| JP2015511388A | 2015-04-16 | |||
| KR20170124882A | 2017-11-13 | |||
| KR20220066469A | 2022-05-24 | |||
| JP2020179419A | 2020-11-05 | |||
| CN113799376A | 2021-12-17 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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