Title:
PACKAGING BAG
Document Type and Number:
Japanese Patent JP2021123422
Kind Code:
A
Abstract:
To provide a packaging bag capable of repeatedly being subjected to heat treatment and in addition to the heat treatment, being used for conveyance.SOLUTION: The packaging bag 1 includes: an outer bag body 2 provided with a first storage space 4 for storing a first content and a first opening 6 communicating with the first storage space 4 so as to be openable and closable; and an inner bag body 3 arranged in an inside of the outer bag body 2 and provided with a second storage space 5 for storing a second content and a second opening 7 communicating with the second storage space 5 so as to be openable and closable. The first opening 6 and the second opening 7 are arranged adjacent to each other, and the outer bag body 2 includes a gas discharge port 10 for reducing an internal pressure of the first storage space.SELECTED DRAWING: Figure 1
Inventors:
YAMAMOTO JUNICHI
Application Number:
JP2021014063A
Publication Date:
August 30, 2021
Filing Date:
February 01, 2021
Export Citation:
Assignee:
YAMAMOTO SHOJI CORP
International Classes:
B65D81/34
Domestic Patent References:
| JP2011157133A | 2011-08-18 | |||
| JP2001299248A | 2001-10-30 | |||
| JPH11346923A | 1999-12-21 | |||
| JP2006304661A | 2006-11-09 |
Attorney, Agent or Firm:
Hiroko Miyake