| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a joint cover device for a floor, having a connecting means that can reduce a manufacturing cost and prevent a tilting failure of a cover plate caused by excessive tightening. <P>SOLUTION: The connecting means 6 includes a holding receiving frame 7 formed with a through-hole 9 in a horizontal receiving edge 8a; a screw hole member 10 disposed at the lower face of a horizontal receiving edge 8a of the holding receiving frame 7; an insertion hole 12 opened at one end of the cover plate C; and a connecting screw 14 screwed into a screw hole 11 of the screw hole member 10. While the tip of an external screw part 15b abutting on the inner end of the screw hole 11 when tightening the connecting screw 14, a predetermined clearance 16 is secured between a large diameter head 15a and the inner surface of the insertion hole 12. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
