| 摘要 |
PROBLEM TO BE SOLVED: To provide a folding container which allows two-step changing of the volume by making the height easily variable in use, through a simple structure, and compact folding in nonuse.SOLUTION: A folding container is formed by erecting foldable side plates 2-5 on the front, rear, right and left sides of a bottom plate 1 through a hinge part 10 so as to be superimposed on the bottom plate 1; front, rear, right and left upper wall plates 6-9 are arranged foldably on the front, rear, right and left side plates 2-5 through a hinge part 11; and the upper wall plates 6-9 are erected on the front, rear, right and left side plates 2-5, so that another container higher than the container having peripheral walls composed of the front, rear, right and left side plates 2-5 and thus larger in volume than the container having the peripheral walls can be formed. |
