| 摘要 |
PROBLEM TO BE SOLVED: To provide a tension imparting device having a string-like wire rod easily installable in a support body.SOLUTION: In a tension imparting device (a spiral spring unit U), a device body 20 is provided with winding means (a wire reel 21) for winding a string-like wire rod (a wire 40) and rotation energization means (a spiral spring 23) for rotatingly energizing the winding means in the winding direction of the string-like wire rod. The device is installed in a support body (a door frame 5) via the string-like wire rod and the device body is installed in an installation object (an upper suspension sliding door H). The tension imparting device (a spiral spring unit U) has a positioning member (a positioning plate 30) on the tip of a string-like member, and has a temporary positioning hole 32 and a wire hooking hole 33.SELECTED DRAWING: Figure 3 |
