A rotating tower crane for erecting a wind turbine, having a tower and a tower substructure, which is connected to the tower and is intended for supporting the tower, wherein the tower substructure has a supporting cross frame, which has three or more, preferably four, legs, extending from the tower. It is proposed that each leg has fastened on it, on the ground side, a load-distributor plate, which is not connected to the foundation, wherein the load-distributor plates together form the ballast of the tower.
TOWER CRANE FOR ERECTING A WIND TURBINE, AND METHOD FOR ERECTING SAID TOWER CRANE
23.11.2017
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |
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