| 摘要 |
PROBLEM TO BE SOLVED: To provide an inner bag which can be used for storing water or the like and can be placed in a collapsible container. SOLUTION: This container uses a net body or a sheet body at the bottom surface E, a core material 13 is internally wrapped at the front surface A and the rear surface B, a bent, folded core material 52 is wrapped at the right and left side surfaces, and an inner bag 80 formed with a watertight sheet body capable of resisting against bending is placed in this container 1.
|
