| 摘要 |
PROBLEM TO BE SOLVED: To provide a floor structure by which characteristic frequency of bending vibrations can be easily restrained and amplification of an impact noise of the floor can be restrained. SOLUTION: The floor structure 1 includes a floor slab 2, a plurality of floor joists 3, 3 laid on an upper surface of the floor slab 2 at predetermined intervals, and a buffer board 4b. In the floor structure 1, a floor finish material 4 is placed on the upper surface of the floor joists 3, 3, and a damper material 5 comprising a sponge rubber 5a and a wooden member 5b which are vertically stuck is interposed between the floor slab 2 and the floor finish material 4. COPYRIGHT: (C)2009,JPO&INPIT
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