A hoist assembly is disclosed. The hoist assembly can include a frame, a first sheave assembly fixed relative to the frame, a second sheave assembly movable relative to the frame, and a cable engaged with the first sheave assembly and the second sheave assembly. The first sheave assembly can include a first sheave comprising a first axis of rotation and a second sheave comprising a second axis of rotation oriented perpendicular to the first axis of rotation. The second sheave assembly can comprise a third sheave comprising a third axis of rotation and a fourth sheave comprising a fourth axis of rotation angularly-oriented relative to the third axis of rotation. The third axis of rotation and the fourth axis of rotation can be coplanar. The sheaves can be removable and replaceable.
Hoist assembly
2018-11-27
Patent
Electronic Resource
English