| 摘要 |
<P>PROBLEM TO BE SOLVED: To form a positioning structure for stacking without increasing working man-hours. <P>SOLUTION: Top and bottom covers of the packaging box comprise inner flaps 15A, 15B, 16A, 16B continuously provided at sidewalls 11A, 11B and outer flaps 17A, 17B, 18A, 18B continuously provided to end walls 12A, 12B. Insertion holes 20 are formed at the inner flaps 15A, 15B, 16A, 16B, and also, insertion pieces 26 and auxiliary lines 30A, 30B for insertion are provided on the outer flaps 17A, 17B, 18A, 18B. Besides, locking pieces 31 which protrude outward when the outer flaps 17A, 17B, 18A, 18B are bent along the auxiliary line 30A for insertion are provided on surfaces of two of four outer flaps 17A, 17B, 18A, 18B, and also, locking holes 33 for inserting and locking the locking pieces 31 are formed at surfaces of the other two of the four outer flaps 17A, 17B, 18A, 18B. <P>COPYRIGHT: (C)2013,JPO&INPIT |
