To provide a crane configured so that detachment and storage of a hook can be executed while avoiding irregular winding and damage of a wire and the like, without requiring a skilled operator.SOLUTION: A crane 10 comprises: a running body 11; a boom 32 mounted on the running body 11 to turnable, undulatable and extendable through a revolving frame 31; a winch 39 having a suspension hook 40 at a tip thereof, which comprises a wire 42 that is wound around or delivered from a drum 41 provided in the revolving frame 31 while being wound around a wire sheave 43 at a tip part of the boom 32; an extendable member 70 that can extend along a vertical direction; and an engagement tool 80, provided at a tip part of the extendable member 70, with which the suspension hook 40 engages.SELECTED DRAWING: Figure 3
【課題】熟練した操作を要さずに、乱巻きやワイヤ等の損傷を回避しつつ、フックの取外しや格納を実行することができるクレーンを提供する。【解決手段】クレーン10は、走行体11と、走行体11に旋回フレーム31を介して旋回、起伏及び伸縮可能に搭載されたブーム32と、先端に吊下フック40を有し、ブーム32の先端部のワイヤシーブ43に巻き掛けられた状態で旋回フレーム31に設けられたドラム41に巻き取られあるいは繰り出されるワイヤ42を備えたウインチ39と、上下方向に沿って伸縮可能な伸縮部材70と、伸縮部材70の先端部に設けられており、吊下フック40が係合する係合具80とを備える。【選択図】図3
CRANE
クレーン
2020-10-08
Patent
Elektronische Ressource
Japanisch
IPC: | B66C Krane , CRANES |
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