CRANE COMPRISING A CRANE CANTILEVER ARM, WHEREIN THE CURRENT IS SUPPLIED TO THE LOAD HOOK AND/OR CRANE TROLLEY VIA A ROPE TRANSMITTING TRACTIVE FORCES

摘要

The present disclosure concerns a crane, in particular a tower crane, with a jib from which a load hook can be raised and lowered via a hoisting cable, and with an electric power supply to the load hook and/or to a trolley that may be movable along the crane jib. According to the disclosure, the electric power supply to the load hook and/or to the trolley is at least partly conducted by a running cable which transmits tractive forces for the crane operation.

主权项

1. A crane, comprising:
a crane jib; a load hook that can be raised and lowered from the crane jib via a hoisting cable; and an electric power supply connected to the load hook and/or to a trolley, wherein one or more of the electric power supply and the trolley is movable along the crane jib, wherein the power supply to the load hook and/or to the trolley is at least partly conducted via a running cable which transmits tractive forces for the crane operation.