| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a packaging box which, in terms of cost, is by no means inferior to the hexahedral packaging box provided with a protective cylinder integrated with a box functioning as buffer material provided on an internal part, accommodating an article into the protective cylinder to protect the article and which, as regards working efficiency of the boxing of the article and function of article protection, exhibits performance superior to the packaging box. <P>SOLUTION: The protective cylinder 3 is provided in the hexahedral box 2 having an integrated upper cover 2f, the protective cylinder 3 of the packaging box for accommodating the article into the protective cylinder 3 to protect the article is configured as an independent angular cylinder so as to be inserted into the box so that it can be freely taken out, and further, cut and raised tongues 3e protruded sideward from both side edges of a front panel 3a and rear panel 3b and cut and raised tongues 3f protruded in the front and rear direction respectively from the front edge and rear edge of lateral panels 3c, 3d are provided on the protective cylinder 3, wherein the cut and raised tongues serve as spacers, so that gaps for buffer are formed between respective panels 2a to 2d of the front surface, rear surface and both lateral surfaces of the box 2, and the protective cylinder 3. <P>COPYRIGHT: (C)2012,JPO&INPIT |
