| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a carton preventing collapse of cargos by stacking and being easily grasped when using in the paper made carton for a food packaging film with elongate cuboid shape. <P>SOLUTION: An arch-shape space with a depth of 1 to 2.5 mm is arranged in a bottom surface part, by making a convex emboss of a height of 0.05 to 0.25 mm and/or a folding ruled line part of bottom surface both short sides a curved shape in generally parallel positions in a range of 3 mm to 12 mm from side edge end parts in both long side edge inside of the paper made carton bottom side part, thereby to the deformation of a swelled shape (convex shape) of the stacked paper made carton top surface. <P>COPYRIGHT: (C)2013,JPO&INPIT |
