| 摘要 |
PROBLEM TO BE SOLVED: To provide a packaging box capable of easily loading or unloading a stored item and showing a good-looking outer appearance. SOLUTION: This packaging bag comprises a front plate 4, rear plate 5, left plate 6 and right plate 7 enclosing a bottom plate 3, a lid plate 9 integrally formed at the upper edge of the front plate 4 through a folding line 8 and closing the upper surface of the box in such a way that the upper surface can be opened or closed, an insertion piece 11 integrally formed at a rear edge of the lid plate 9 through a folding line 10 and inserted into an upper inner edge of the rear plate 5. The rear plate 5 has a loading or unloading port 38 for loading or unloading a stored item A, a door plate 39 supported at the left inner edge, right inner edge or lower inner edge of the loading or unloading port 38 through a folding line 37 so as to close the loading or unloading port 38 in such a way that it can be opened or closed. The upper edge of the door plate 39 is provided with a locking piece 40 engaged with the insertion piece 11 to each other. COPYRIGHT: (C)2007,JPO&INPIT
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