| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a bottom plate which is lightweight, easy in dimensional controllability, and excellent in workability and recyclability. <P>SOLUTION: The bottom plate includes a first sheet 1 which is configured by folding so as to have a cross-section of an approximate rectangle, wherein a second tabular sheet 2 and a first cushioning member 3 are provided. A third tabular sheet 5 is provided on the upper face of the first sheet 1. Further, a second cushioning member 6 is provided on the upper face of the third tabular sheet 5 such that the second cushioning member 6 is fitted into the first cushioning member 3. By this, a heavy load can be held by the bottom plate which is formed out of corrugated cardboard material or the like which is lightweight, easy in dimensional controllability, and excellent in workability and recyclability. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
