Rail system for suspension crane and profile for such rail system

摘要

The invention concerns an overhead crane track which includes at least one crane track rail ( 1 ) and at least one carriage ( 2 ) guided on the crane track rail ( 1 ). The crane track rail ( 1 ) is composed of a plurality of portions of a hollow profile member. The carriage ( 2 ) is guided on a runway formed within the hollow profile member. The carriage ( 2 ) includes at least one electric drive which is supplied with power by way of a power feed provided within the hollow profile member. The carriage ( 2 ) is arranged displaceably by way of drive means arranged completely in the interior of the hollow profile member within same.