| 摘要 |
PROBLEM TO BE SOLVED: To provide a floor supporting construction capable of firmly supporting even against great vibration of floor board members and of easily permitting the execution of work. SOLUTION: At a double floor bearing a floor board member 1 through a plurality of supporting leg bodies A, a part of supporting leg bodies in a plurality of supporting leg bodies A comprises a through hole inscribed in a through-hole of a receiving board piece touching a floor board base member and the receiving board piece 4, a cylindrical fittings 7 having a female screw hole, a supporting leg 9 formed with a male screw through the whole length fitted to the female screw hole of the cylindrical fittings, a lower portion of the supporting leg 9 is fitted and inserted, a bottom end having an elastic supporting base 12 in contact with a floor base at the lower end, a female screw hole fitted to the male screw of the supporting leg, a hook holding base 14 which can be screwed and fixed to the supporting leg in an height position adjustable manner from the floor base, anchor 15 for catching more than one hook placed in the floor base at a position with an adequate separation distance from the supporting leg, hooks attached to the hook attaching board and hook attaching anchors at both the ends, and a rod-shaped coupling fittings 18 for length adjustment.
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