| 摘要 |
PROBLEM TO BE SOLVED: To provide a packing box which can prevent the occurrence of unintended rupture in an opening notch part provided in an outer lid flap.SOLUTION: A packing box 1 comprises outer lid flaps 31 and 32 and an inner lid flap. The first outer lid flap comprises a lamination part forming projection part 39 overlapping with an upper surface of a tip central part of the second outer lid flap, two opening notch parts 86 reaching the corner part vicinity of a first side surface part 21 from its both side parts and a rupturing notch part 89 for connecting mutual tip parts of the opening notch part. The second outer lid flap comprises two opening notch parts 87 and 88 reaching the corner part vicinity of a second side surface part 22 from both-side part vicinity of a fixation part 95 provided in a projection part 39. A tip part of the opening notch part of the second outer lid flap is positioned on the inside of the side edge of the projection part 39, and also extends under it.SELECTED DRAWING: Figure 1 |
