STORING METHOD OF TOWER ATTACHMENT OF MOBILE CRANE AND DEVICE THEREOF

摘要

PROBLEM TO BE SOLVED: To perform a safe operation in strong wind by connecting a jib to a tower with a tower angle below 90°and to eliminate damage caused by shock generated at the time of connecting a conventional tower to the jib. SOLUTION: A mobile crane has a winch 10 capable of winding a rope having a connection tool at a tip end part of the jib 2 provided at a tip end of the tower 1 and a winch 13 at a bottom side of the tower 1 capable of winding a rope 14 having a connection tool 16 capable of engaging with the connection tool arranged at the tip end of the rope provided at the tip end part of the jib 2. The rope 14 is capable of winding and unwinding via a guide sheave 15 attached to the tower 1 at a position above the winch. COPYRIGHT: (C)2003,JPO