| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a packing box which can be simply and at a low cost manufactured and does not shift even when the packing boxes stacked into multi-stages break loose even when the stacked boxes are made. <P>SOLUTION: The packing box is formed of a corrugated sheet prepared by one set of a wavy internal core material and smooth liners stuck on both faces of the internal core material or stacking a plurality of the sets, and has two sets of respectively counter pair of side face plates 5 and 6, a bottom plate 3 and an upper face plate 2 respectively formed of the corrugated sheet. In this packing box 1, the upper face plate 2 and the bottom face plate 3 are respectively composed of two sets of upper face flaps 2a and 2b, and bottom face flaps 3a and 3b. At least either one of the flaps among the upper face flaps 2a and 2b, and the bottom face flaps 3a and 3b, has a nonslip part 9 which exposes the internal core material to the outermost surface on a part or the whole face of the flap positioning outside. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
