| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a handrail mounting jig for a concrete floor slab capable of obtaining an accurate mounting state of a handrail in order to vertically hold a strut of the handrail based on the floor slab even if the floor slab is not horizontally placed. <P>SOLUTION: The handrail mounting jig for the concrete slab comprises a pair of reference frames assembled to both right and left ends of the concrete floor slab and a pair of before and behind horizontal holding clamps by a booster of a screw provided to the reference frames and a pair of up and down vertical holding clamps, each of the reference frames is formed by combining a lower horizontal material of a section abutting on the lower surface and the side of the floor slab with an upper vertical material facing a piece of the section vertically fixed to the lower horizontal material onto the handrail, the horizontal holding clamps tighten a piece of the lower horizontal material to the lower surface of the floor slab, and the vertical holding clamps respectively hold both up and down horizontal materials of the handrail in a piece of the upper vertical material. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
