| 摘要 |
PROBLEM TO BE SOLVED: To eliminate a sticking process at the packing of a two-piece packaging box, and to allow unpacking to be easily performed.SOLUTION: In a two-piece packaging box comprising an outer case 1 having a bottom surface opened and a tray 2 covered therewith from above, an engagement piece 10 is provided to a hem part of a sidewall 3 of the outer case 1, a region between cut lines 12 put from both ends of a base part of the engagement piece 10 is turned into a release piece 13, a sidewall 22 of the tray 2 is turned into a multi-structure, and a recess 28 by a cutout is formed in an outer surface thereof. When an outer side of the sidewall 22 of the tray 2 is covered with the hem part of the sidewall 3 of the outer case 1 while the engagement piece 10 is folded back inward, the engagement piece 10 is fitted into a recess 28, and the outer case 1 and the tray 2 are fixed. When the release piece 13 is rolled up to break the cut lines 12, the outer case 1 and the tray 2 are separated. |
