| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a suspension device for a ceiling-suspended object in which welding work is not necessary, and which is easy in position adjustment, etc. and excellent in workability. <P>SOLUTION: Horizontal rods 5 and 6 are installed on suspension rods 3 on a ceiling main body, and a device main body 11 is suspended by the horizontal rods 3 to be fixed. Nut bodies 21 comprising a pair of half-split nuts 22 and 22 are engaged with male thread parts 3A of the suspension rods 3, and hook parts 26 are provided to hook the horizontal rods 5 to the nut bodies 21. The half-split nuts are put to cover the male thread parts 3A to assemble the nut bodies 21, the nut bodies 21 are turned to adjust height positions, and the horizontal rods 5 are hooked on the latch parts 26, so that the device main body 11 can be simply installed on the ceiling. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
