| 摘要 |
An angle regulation device of a support for a floor board is provided to install floor boards horizontally by regulating a tilt angle of a support freely even if a concrete bottom is inclined. An angle regulation device of a support for a floor board enabling to regulate an angle of a support which supports a floor board freely comprises a support head(13) having guide projections(13b) at the top and a thread(13a) at the bottom to fix a floor board on the appointed spot, a nut(14) fastened to the thread of the support head to support the circumference of the thread to prevent the support head from shaking when the support head is installed at the uppermost part of a base, a base(11) having a fastening rod(12) with a female screw(12a) at the top and fixed to a concrete bottom by an anchor bolt, an angle regulation unit connected to the support head and the base to regulate a tilt angle of the support head, and a connector(15) having a female screw(15a) to join with the support head and an angle regulator(16) of the angle regulation unit to make the angle regulation unit and the support head connected. |
