| 摘要 |
PROBLEM TO BE SOLVED: To provide a hoisting accessory for a jib capable of preventing paint falling by interference between a boom and the jib, and capable of safely executing work.SOLUTION: A hoisting accessory 40 for the jib is used when executing assembling or disassembling work of an attachment by suspending this jib by an auxiliary crane from above the boom, by arranging the jib 12 on the belly surface side of the boom 11 in an internally holding state. The hoisting accessory for the jib comprises a suspension beam 42 suspended by a hook 30 of the auxiliary crane via a sling rope 41, having the length of a width dimension or more of the boom and providing a rope connection part 42a on both ends, a pair of fixing members 43 installed on both sides in the width direction of the jib by respectively projecting to the side and providing a rope connection part 43c on the tip and a pair of suspension ropes 44 having one end respectively connected to the rope connection part of this pair of fixing members and the rope connection part of the suspension beam. |
