PROBLEM TO BE SOLVED: To provide a simple lifting device and a lifting method capable of changing arrangement of a suspended load to a predetermined state, following a loading work.SOLUTION: A lifting device 100 comprises a suspension frame 400 on which plural hitch wires (suspension material) are suspended. The suspension frame 400 is a square in which two sets of opposite sides are parallel, and is deformable in which interior angles change. In detail, the suspension frame 400 can deform into a rectangular state in which interior angles are all right angle, and a parallelogram shape in which one set of opposite angles are sharp angles, and the other set are obtuse angles.SELECTED DRAWING: Figure 4
【課題】揚重作業に伴って吊荷の配置を所定状態に変更できる簡易な揚重装置及び揚重方法を提供する。【解決手段】揚重装置100は、複数の玉掛けワイヤ(吊り材)が垂下される吊枠400を備える。吊枠400は、2組の対辺が共に平行である四角形をなし、かつ、内角が変化する変形可能に構成されている。詳しくは、吊枠400は、内角が全て直角である矩形状態と、2組の対角のうちの1組が鋭角で1組が鈍角である平行四辺形状態とに変形する。【選択図】図4
LIFTING DEVICE AND LIFTING METHOD OF SUSPENDED LOAD
揚重装置及び吊荷の揚重方法
2016-04-21
Patent
Electronic Resource
Japanese
IPC: | B66C Krane , CRANES |
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