Title:
CONTAINER MOLDING METHOD AND DEVICE THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/234996
Kind Code:
A1
Abstract:
Provided Is a technology whereby defects can be suppressed when blanks are rolled and end sections bonded, during molding of paper containers including paper cups and paper sleeves. The blank is embossed, one end of the blank is folded in towards the center of the container, a fold line L is formed, the blank is curled around to make a curved surface, one end 2 of the blank is arranged on the lower side and the other end 1 of the blank on the upper side, the one end 2 and the other end 1 of the blank are bonded, and an inverted cone or cylindrical shape is formed.
Inventors:
KURIHARA SHINICHIRO (JP)
Application Number:
PCT/JP2021/000341
Publication Date:
November 25, 2021
Filing Date:
January 07, 2021
Export Citation:
Assignee:
TOKAN KOGYO CO LTD (JP)
International Classes:
B31B50/62; B31C7/00
Foreign References:
| US20100154983A1 | 2010-06-24 | |||
| JPH09550U | 1997-12-02 | |||
| JPH0375120U | 1991-07-29 | |||
| JP2001063720A | 2001-03-13 | |||
| JP2016098013A | 2016-05-30 |
Attorney, Agent or Firm:
MAEJIMA Daigo et al. (JP)
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