| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a lightweight carton capable of reducing the total weight of the carton without degrading the function as the carton such as the degradation of the total strength. SOLUTION: In a blank for this lightweight carton in which four side panels and sticking pieces are successively and continuously provided via folding lines, a top panel and a bottom panel are continuously provided on an upper side and a lower side of one side panel of the four side panels via the folding lines, respectively, a top sticking piece is continuously provided on three sides of the top panel except the side adjacent to the side panel via the folding line, and a bottom sticking piece is continuously provided on three sides of the bottom panel except the sides adjacent to the side panel, the top sticking pieces are stuck and fixed to an inner surface of an upper edge part of the side panel, and the bottom sticking pieces are stuck and fixed to an inner surface of a lower edge part of the side panel.</p> |
