| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a joint cover device for a floor which prevents a slider provided to an end of a cover body from easily coming off from a rail member for supporting the slider due to vibration of an earthquake. <P>SOLUTION: A guiding inclined surface part 18 is provided to a prescribed height position of a guiding edge part 17a constituting a rail member 17 so as to guide a slider 16 to an engaging edge 17c side, and a retaining edge 19 protruding toward the guiding edge part 17a side is provided to an upper end of the engaging edge 17c at a height position corresponding to the guiding inclined surface part 18. A sliding edge part 16b is formed continuously from a bottom edge of an extending edge part 16a constituting the slider 16 and is supported by a receiving edge part 17b of the rail member 17, and the sliding edge part 16b in the supported state and the retaining edge 19 are arranged vertically to face to each other. <P>COPYRIGHT: (C)2012,JPO&INPIT |
