| 摘要 |
PROBLEM TO BE SOLVED: To reduce manufacturing cost, to make assembly easy and to prevent pollution. SOLUTION: A main body 34 in which a recess 35 for fitting an article comprises side walls 14, 15, 16, 17 made of corrugated paper in square tube shape. A sub-body 33 is provided in the inside of the main body 34 with side walls 13, 12, 11 connected to the side wall 14. The side walls 11, 13 of the sub-body 33 splice the side walls 15, 17 of the main body 34, and the side wall 16 of the main body 34 is supported by the side wall 12 of the sub-body 33 with an interval through a supporting member. |
