Overhead travelling cranes

Many models exist, all offering unique advantages according to the application. The single girder top running crane, as illustrated, is possibly one of the most popular.  Also available are double girder cranes and under slung cranes.

Electrically motor driven end carriages and hoists provide effortless accuracy when lifting and positioning heavy components and plant in machine shops, factories, warehouses, loading bays etc.  Multi functional controls are usually housed in a single control box.

Operational control can be via suspended pendant, alternatively static pendant, travelling cab, remote or automatic controls can be fitted. 

There are a number of safety devices, i.e. limit switches, warning lights, horns and anti-collision units, available to guarantee operator and pedestrian safety.  Heavy duty rail mounted floor travelling. 
Goliath and semi Goliath cranes, provide high capacity lifts over long distances, often found in heavy engineering or shipping environments.