| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a hoisting apparatus having a simple structure and by which work can be safely proceeded.SOLUTION: A hoisting apparatus 1 includes: a base 3 having an insertion piece 3b that can be freely drawn in/out from the side thereof to/from anchor bolts 12 and fixed by fastening the insertion piece with nuts 2 which are freely drawn in/out from the side thereof; and a pipe 5 standing from the base and to which a suspension tool 7 for suspending a pole 10a is attached near the upper end. The base is released from fixing by pulling out the insertion piece and the nuts from the side of the anchor bolts after the pole is temporarily fixed, or when removing the pole, the insertion piece and the nuts are inserted into the anchor bolts disposed between an exterior wall and the temporarily-fixed pole.</p> |
