| 摘要 |
PROBLEM TO BE SOLVED: To provide a packing material capable of locking an outer flap to an inner flap by single action, and packing together according to a shape of a packed article.SOLUTION: A packing material 1 has a square-cylindrical shape body portion 10; a pair of inner lid flaps 13 and 14; and a pair of outer flaps 11 and 12 superimposed on the pair of the inner lid flaps 13 and 14. The pair of the inner flaps 13 and 14 is formed with notch pieces 28 by a notch line 25 in which corners of the pair of the outer flaps 11 and 12 are inserted, and auxiliary notch lines 26 extending from both ends of the notch line 25. The corners of the outer flaps 11 and 12 are superimposed on the notch piece 28 of the inner flaps 13 and 14 and pressed inward, thereby inserting the corners into the notch line 25.SELECTED DRAWING: Figure 2 |
