| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent a jumper wire from coming out of a clamp and to cut the cost of yoke unit to which the clamp is to be mounted. SOLUTION: A yoke unit 8 provided vertically on a supporting arm 1 via an insulator chain 5 is made up of a vertical mounting plate 10 attached to the bottom end of the suspension insulator chain 5 and channel-shaped, connected mounting plates 12, 12 mounted to both surfaces of the mounting plate 10 at its middle parts 13, 13. A clamp body 34 with a wire receiving groove 42 provided upward is fixed to clamp mounting parts 17, 17 at the top and bottom of the channel-shaped mounting plates 12. Then, a jumper wire 76 is held by this clamp body 34 and a holding attachment.</p> |
