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

hand chain

Industrial machinery; Cranes

The chain grasped by the operator to apply force required for lifting, lowering, or traveling motions.

gauge

Industrial machinery; Cranes

The center-to-center distance between the load carrying flanges of the two crane girders of a double girder crane.

cubic capacity

Industrial machinery; Cranes

The carrying capacity of a piece of equipment according to measurement in cubic feet.

idler girder

Industrial machinery; Cranes

The bridge girder that does not have the bridge drive attached, but which usually carries the bridge conductors.

trolley frame

Industrial machinery; Cranes

The basic structure of the trolley on which are mounted the hoisting and traversing mechanisms.

B-10 bearing life

Industrial machinery; Cranes

The B-1O bearing life of an anti-friction bearing is the minimum expected life, in hours, of 9O~7o of a group of bearings which are operated at a given speed and loading.