| 摘要 |
PURPOSE: A spacer jig for a transmission line is provided to secure the safety of a worker by easily controlling the interval between a main frame and a plurality of clamps. CONSTITUTION: Mainframes(10a, 10b) are composed of a flat board having a hollow. A clamp holding a power transmission line is coupled with clamp arms(20a, 20b). Assistant frames(30a, 30b) are composed in order to pass through the center of the mainframe. A rotating bar(40) is formed with at least many-sided bolt(43). . |
