| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem wherein a floor slab easily vertically vibrates, when a person walks on a passage formed of a floor panel of a double floor, in a conventional double floor. SOLUTION: This passage structure 2 of the double floor has the floor slab 4, two beam upper slabs 7 or two beams positioned by sandwiching the floor slab 4, a support (a support member 8) individually arranged on the two beam upper slabs or the two beams, a bridging body (a bridging member 9) extended to one support and the other support and arranged so as not to contact with the floor slab between the one support and the other support, and the floor panel 10 arranged for forming the passage on the bridging body. COPYRIGHT: (C)2007,JPO&INPIT
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