Cranes

Cranes

A crane is a type of machinery used for lifting and moving heavy materials in construction, transportation (loading and unloading merchandise) and other fields. Most cranes are equipped with a hoist, wire ropes or chains, and sheaves, that can be used both to lift and lower materials and to move them around.

Industry: Industrial machinery

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Cranes

idler sheave

Industrial machinery; Cranes

A sheave used to equalize tension in opposite parts of a rope. Because of its slight movement, it is not termed a running sheave.

rotating axle

Industrial machinery; Cranes

A shaft which is fixed in the wheel and which rotates on bearings fixed in the end truck.

fixed axle

Industrial machinery; Cranes

A shaft which is fixed in the end truck and about which the wheel revolves.

shackle

Industrial machinery; Cranes

A shackle (also called gyve) is a U-shaped piece of metal secured with a pin or bolt across the opening, or a hinged metal loop secured with a quick-release locking pin mechanism. They are used as a ...