The conclusion auxiliary tool for indirect hot-line job where

摘要

PROBLEM TO BE SOLVED: To provide a clamp auxiliary device for indirect hot-line operation capable of safely and surely pressing the head of a bolt with a square-root round head by fixing it to an indirect hot-line operation bar.;SOLUTION: This device has a body 5 formed in a sleeve state, an attachment portion 7 which is formed on one end side of the body 5 for fixing at a tool attachment portion 6a of the indirect hot-line operation bar 6, a pair of first split grooves 8, 8 which are formed on the other end side of the body 5 for being fitted in a clamped member 1, a second split groove 9 formed on the other end side of the body 5 for being fitted in a shaft 3b of the bolt 3 with the square-root round head, and a head press portion 10 which is set at the inner side between the pair of first split grooves 8, 8 for retaining the head 3c in a stop state so that the square root 3a of the bolt 3 with the square-root round head may not fall off from a square hole 2 at the clamped member 1.;COPYRIGHT: (C)2007,JPO&INPIT