| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a paper-made packaging box which poses no problem of generating an irregular fold on an inserting piece even when unpacking is repeated. <P>SOLUTION: The paper-made packaging box made of a paper material such as a boxboard and a corrugated board comprises two pairs of facing side boards 2, 2, 3 and 3, a bottom board part 4 for closing a lower end, a top lid 6 continuously provided on the top end of the side board positioned at the back side part and for closing the top end, and the inserting piece 7 continuously provided at the front end of this top lid 6 and for holding a lid-closing condition by being inserted into the inner face of the top end of the side board 2 positioned at the front side part. An approximately open chevron-shaped ruled line 13 is formed over the whole length in the depth direction of the inserting piece 7 at the central part of the inserting piece 7, and a V-shaped ruled line 14 surrounded by this approximately open chevron-shaped ruled line and the top end of which is joined to the top end parts of the approximately open chevron- shaped ruled line, is formed. <P>COPYRIGHT: (C)2004,JPO</p> |
