SAFETY EQUIPMENT FOR WORK SUSPENDED IN MIDAIR MIDAIR STUNT

摘要

PROBLEM TO BE SOLVED: To provide safety equipment for preventing accidental fall by which even safety at the time of passing through a spacer can be secured when a transmission line work is executed in midair stunt. SOLUTION: This equipment is provided with two ropes 2L and 2R linked to a main body 1, and keys 3L and 3R are attached at the top ends of respective ropes. One rope is wound around the transmission line at least and the key is linked to the main body so that the ropes are ring-shaped and a worker is prevented from falling. An arm, shield plate 21 and swinging element 23 are pivotally supported on a frame 4 and only one key can be linked to the main body or both the keys can be linked to the main body as well. When only one key is linked to the main body, this key can not be detached without linking the other key to the main body.