Title:
POUCH FORMING METHOD AND APPARATUS
Document Type and Number:
WIPO Patent Application WO/2019/107814
Kind Code:
A1
Abstract:
A pouch forming method according to an embodiment of the present invention for solving the problem comprises: a seating step of seating a pouch film on the upper surface of a die; a stripper lowering step in which a stripper disposed above the die is lowered; a fixing step in which the stripper fixes the pouch film; a forming preparation step in which a blacking holder positioned in the center of the die rises and comes into contact with one surface of the pouch film, and a punch positioned in the center of the stripper is lowered and comes into contact with the other surface of the pouch film; and a forming step in which the punch and the blacking holder are lowered together and form a cup part on the pouch film.
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Inventors:
KIM SUNG HYUN (KR)
LEE WOO YONG (KR)
SUNG KIEUN (KR)
KIM HYUN IL (KR)
AHN BYUNG JUN (KR)
KIM TAE HYUN (KR)
KIM SUNG GYU (KR)
LEE WOO YONG (KR)
SUNG KIEUN (KR)
KIM HYUN IL (KR)
AHN BYUNG JUN (KR)
KIM TAE HYUN (KR)
KIM SUNG GYU (KR)
Application Number:
PCT/KR2018/014134
Publication Date:
June 06, 2019
Filing Date:
November 16, 2018
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
B29C51/08; B29C51/14; B29C51/26; H01M50/105; H01M50/119; H01M50/121; H01M50/126
Foreign References:
KR20130132093A | 2013-12-04 | |||
KR101119070B1 | 2012-03-16 | |||
JP2008212995A | 2008-09-18 | |||
KR20170124882A | 2017-11-13 | |||
JP2009037979A | 2009-02-19 |
Other References:
See also references of EP 3566853A4
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (KR)
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