| 摘要 |
PROBLEM TO BE SOLVED: To provide a wooden mattress manufacturable at low cost and installable easily. SOLUTION: This wooden mattress forms a wooden basket part 10 in which stone 23 can be charged by constructing the cross beams of staked structure by wooden materials. The bottom part 11 of the basket part 10 is formed of a resin net 17. Further, the cross beams of the stacked structure forming the basket part 10 are constructed of a plurality of pair of vertical beams 13 and a plurality of pair of lateral beams 14. The plurality of vertical beams 13 or the plurality of lateral beams 14 in the vertical direction are connected to each other through a plurality of columns 21 in the vertical direction. By swinging the columns 21, the basket part 10 can be switched between a fallen state and a raised state to be formed in a crossed shaped. COPYRIGHT: (C)2007,JPO&INPIT
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