| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a temporary support device that can temporarily support vertically lining electric wires as using a sub boom as it is without an increase in the strength thereof. SOLUTION: The temporary support device 30 comprises a turning part 31 pivotally mounted on an upper end of a vertical post 17, a sub boom supporting member 33 vertically swingably mounted on the turning part 31, the sub boom member 35 movably supported on the sub boom supporting member 33, a bracket 37 vertically swingably pivoted on a tip of the sub boom member 35, a load detector 40 mounted on the bracket 37, a temporary arm member 60 detachably mounted on mounting parts 38 attached to a top portion and a tip side wall portion 40a of the load detector 40, and electric wire supports 63 detachably mounted on the temporary arm member 60.</p> |
