| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a fall prevention tool capable of surely preventing fall by holding a bolt and a nut and allowing them to screw together while holding them. <P>SOLUTION: A typical configuration of the fall prevention device 10 of this invention is provided with a holding part 100 for holding a head 21 of the bolt or the nut 30 and a suspension part 200, connected with the holding part and capable of suspending the holding part. Having a cylindrical body 102 of which one end opens, the holding part holds the bolt or the nut with its screw part exposed to an open end of the cylindrical body. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
