| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a carton improved in the box-making property of a flat folded blank sheet. Ž<P>SOLUTION: A vessel body 2 of the carton 1 is formed by bending upper flaps 41, 42, 43 and 44 of the blank sheet along a second crease to be pasted to inner surfaces of side plates 31, 32, 33 and 34, bending the side plates 31, 32, 33 and 34 along the first crease to paste a margin 35 to be pasted up to the side plate 34 and form a flat folded body 30a by making the flat folded body 30a into a square tube, and bending bottom surface flaps 51, 52, 53 and 54 along the third crease to seal an opening 30c of the bottom surface of the body 30a wherein embossed parts 45a, 45b, 45c and 45d for improving the box-making property of the blank sheet are formed at the upper flaps 41, 42, 43 and 44. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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