Title:
POUCH MANUFACTURING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/033594
Kind Code:
A1
Abstract:
The present invention relates to a pouch manufacturing apparatus comprising: a lower die having a forming groove for forming a cup part on a pouch film; an upper die disposed to be spaced upward apart from the lower die; and a punch which is supported by the upper die, and which moves toward the forming groove in order to press the pouch film to be disposed on the lower die, wherein the punch can include: an upper punch connected to the upper die so as to be vertically movable; a lower punch which is disposed to be spaced downward apart from the upper punch, and which moves together with the upper punch so as to press the pouch film; and an elastic part disposed between the upper punch and the lower punch so as to elastically support the lower punch.
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Inventors:
KIM IK JOON (KR)
Application Number:
PCT/KR2022/013208
Publication Date:
March 09, 2023
Filing Date:
September 02, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
B29C51/08; B29C43/04; B29C43/36; B29C51/10; B29C51/26; B29C51/36
Foreign References:
| KR20140019933A | 2014-02-18 | |||
| CN109332495A | 2019-02-15 | |||
| CN109176723A | 2019-01-11 | |||
| CN204620866U | 2015-09-09 | |||
| CN106140947A | 2016-11-23 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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