| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a floor joint device capable of easily preventing a joint plate from rattling with a rattling prevention tool for the joint plate. Ž<P>SOLUTION: The floor joint device 1 comprises the joint plate 7 with its tip slidably supported, and a mounting means 8 with its rear end of the joint plate 7 mounted to the joint plate supporting recess so that the tip of the joint plate 7 can vertically turn. The floor joint device includes the rattling prevention tool for the joint plate comprising: a rattling prevention fixing tool 9 fixed either to the front tip or to the rear tip each closer to both sides of the joint plate 7 or to both tips and having vertically opened and threaded hole 24; a set screw 26 for preventing the rattling of the joint plate by being projected either to a joint plate support recess or to a joint plate slide support recess side, when the joint plate 7 rattles, screwed into the threaded hole 24 of the rattling prevention fixing tool 9; and a lid screw 27 screwed into the threaded hole 24 of the rattling prevention fixing tool 9. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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