The invention relates to a tower crane having a slewing platform, an adjustable boom articulated in a derricking manner on the slewing platform and counter-ballast mounted on the slewing platform, characterized in that an adjusting mechanism is provided that permits a positional change to the counter-ballast independent of the luffing angle of the adjustable boom.
TOWER CRANE WITH ADJUSTABLE COUNTER-BALLAST
2023-05-18
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |