| 摘要 |
PROBLEM TO BE SOLVED: To provide a packaging box which is easy to mount food on a bottom face plate by causing side face plates to support themselves, keeps a three-dimensional form with a lid opened, and can exhibit contents for display. SOLUTION: A front face plate 5, the bottom face plate 2 and a lid plate 6 having its part forming a rear face plate 6a are continuously formed, and pasting margins 9 and 10 are connected with left and right ends of the bottom face plate 2, the front face plate 5 and the rear face plate 6a. The side face plates 13 and 14 connected with the bottom face plate 2 are formed continuously with ends of the pasting margins 9 and 10 on the left and right of the bottom face plate 5. Folding pieces 15-18 are foldably formed continuously with the respective corners formed by the side face plates 13 and 14 and the pasting margins 9 and 10. A narrow through hole 20 is formed on the pasting margins 9 and 10 on extensions of crases 3 and 4 of the front face plate 5 and the lid plate 6 thereby forming the packaging box 1. A locking part consisting of a cut line 33 is formed on either the front face plate 5 or one of the right and left side face plates, and a part to be locked consisting of a recess 34 is formed on the other. The locking part is engaged with the part to be locked, thereby keeping the side face plates 13 and 14 standing. COPYRIGHT: (C)2005,JPO&NCIPI
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