Title:
FILM PACKAGING BAG CONTAINING CONTENT
Document Type and Number:
WIPO Patent Application WO/2022/270155
Kind Code:
A1
Abstract:
This packaging bag (1) containing a content, that is, a sealed film packaging bag (10) filled with a fluid (5), comprises: a storage part (12) in which the fluid (5) is sealed; a pair of side seals (21) sealing both horizontal ends of the film packaging bag (10); and a top seal (22) sealing the vertical top end side of the film packaging bag (10). The top seal (22) has: a pair of strong seal parts (23) respectively connected to the side seals (21) and forming a small storage part (14) communicating with the storage part (12); and a weak seal part (25) disposed in close contact with respective upper edges of the strong seal parts (23) and sealing the top end side of the small storage part (14). An unsealing opening (18) for exposing the small storage part (14) is formed by peeling off the weak seal part (25).
Inventors:
TSURUTA ORIHIRO (JP)
Application Number:
PCT/JP2022/019305
Publication Date:
December 29, 2022
Filing Date:
April 28, 2022
Export Citation:
Assignee:
ORIHIRO ENG CO LTD (JP)
International Classes:
B65D75/60
Domestic Patent References:
| WO2016136477A1 | 2016-09-01 |
Foreign References:
| JP2014501674A | 2014-01-23 | |||
| JP2019026307A | 2019-02-21 | |||
| JP2016064863A | 2016-04-28 | |||
| JP2010213690A | 2010-09-30 | |||
| JP2018070209A | 2018-05-10 | |||
| US4759472A | 1988-07-26 | |||
| US4872556A | 1989-10-10 |
Attorney, Agent or Firm:
HORIUCHI Tadamasa (JP)
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