| 摘要 |
PROBLEM TO BE SOLVED: To provide a paper carton whose head part is folded and assembled, in which, a head part pouring part of a paper carton of 500 ml is folded in a planar state and other paper carton of 500 ml is mounted on the head part pouring part of the paper carton for laminating them in two-stage and making them a paper carton of 1000 ml.SOLUTION: A fold line is formed on side surfaces of a head part pouring part of a paper carton of 500 ml, for making a shape of the head part capable of being folded. Thereby, other paper carton of 500 ml is mounted thereon for laminating them in two-stage, and a connection part is fixed with a tape, thereby a paper carton of 1000 ml is made. |
