| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a rectangular packaging box made of a corrugated board, wherein the box does not damage commodities such as perishable vegetables and fruits contained in the box by a top closing member, when working to close the top or during transportation. <P>SOLUTION: In this corrugated cardboard packaging box, a top closing structure using a non-staple type top closing member is configured: by folding a top closing plate (4), which is continuously arranged to an upper side of a side wall plate (2), on an upper surface of a flat cylindrical support (5-1), which is continuously arranged to an upper side of an end wall plate (3); and by inserting and engaging insertion sections (4a) of both side edges of the top closing plate (4) from an upper surface insertion hole (5d) of the flat cylindrical support (5-1) into the flat cylindrical support, which are supported and secured on the flat cylindrical support. <P>COPYRIGHT: (C)2013,JPO&INPIT |
