| 摘要 |
PROBLEM TO BE SOLVED: To fix a metallic sleeper and a concrete floor panel to a strut at the same time and temporarily support the sleeper so as not to slip off when the sleeper is mounted on the strut. SOLUTION: On the upper surface of a mount part 2 on the upper end of the strut 1, a nut body 3 protrudes. On the lower surface of the metallic square pipe shaped sleeper 4, a lower face hole 5 is provided and an upper face hole 6 vertically opposed to the lower face hole 5 is provided on an upper surface thereof. The sleeper 4 is mounted on the upper surface of the mount part 2 and the nut body 3 protrudes to the square pipe shaped sleeper 4 from the lower face hole 5 of the sleeper 4. A bolt insert hole 8 is formed in the concrete floor panel 7. The concrete floor panel 7 is mounted on the sleeper 4. A bolt 9 inserted from the bolt insert hole 8 of the floor panel 7 is screwed to the nut body 3 located in the sleeper 4 through the upper face hole 6 of the sleeper 4. COPYRIGHT: (C)2003,JPO
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