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

operator's cab

Industrial machinery; Cranes

The operator's compartment from which movements of the crane are controlled. To be specified by the manufacturer as open, having only sides or a railing around the operator, or enclosed, complete ...

unattended

Industrial machinery; Cranes

The operating control devices are not manned by the operator of the crane in this condition. However, if the control devices used for operating are within sight of the operator on a floor-operated ...

cross-docking

Industrial machinery; Cranes

The movement of goods directly from receiving dock to shipping dock to eliminate storage expense.

locked-rotor torque

Industrial machinery; Cranes

The minimum torque which a squirrel-cage motor will develop at rest, for all angular positions of the rotor, with rated voltage applied at rated frequency. Not applicable to wound-rotor (slipring) ...

locked rotor torque

Industrial machinery; Cranes

The minimum torque which a squirrel- cage motor will develop at rest, for all angular positions of the rotor, with rated voltage applied at rated frequency. Not applicable to wound-rotor (slip ring) ...

motor pull-up torque

Industrial machinery; Cranes

The minimum torque developed by a squirrel-cage or wound-rotor (slipring) motor during the period of acceleration from rest to the speed at which breakdown torque occurs. For squirrel-cage motors ...

motor pull up torque

Industrial machinery; Cranes

The minimum torque developed by a squirrel cage or wound rotor (slip-ring) motor during the period of acceleration from rest to the speed at which breakdown torque occurs. For squirrel cage motors ...