| 摘要 |
PROBLEM TO BE SOLVED: To provide a folding container which can increase the rigidity of an engaging part engaging side wall parts with each other.SOLUTION: Long-side side wall parts 5 of a folding container 1 are each formed by rotatably connecting a lower wall part 8 journaled to a bottom wall part 4 and an upper wall part 9 journaled to an upper frame 7. Short-side side wall parts 6 are journaled to the upper frame 7. The long-side side wall part 5 includes projecting pieces 12 projecting from the inner surface on both right and left sides, and insertion pieces 13 each projecting from a tip of the projecting piece 12 to the width direction center part side and each inserted into an insertion recess 22 provided in a part to be engaged 21 of the short-side side wall part 6 in an assembled state, and the long-side side wall part 5 is equipped with engaging parts 11 each having a reinforcing rib 14 connecting between the projecting piece 12, the insertion piece 13, and an opening inner surface 17 demarcating a mold-removing opening part 16 for pulling out a mold forming the insertion piece 13 to the outer surface side of the long-side side wall part 5. |
