Patent ID: 11970372
Assignee: LIEBHERR-WERK NENZING GMBH
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A mobile crane, comprising:
a superstructure,
a main boom, which extends away from the superstructure and is arranged so as to be pivotable thereon,
a derrick boom, which extends away from the superstructure and is arranged so as to be pivotable thereon,
a winch assembly on the superstructure and/or on the derrick boom, wherein
the winch assembly comprises a main-boom winch for actuating the main boom and a derrick-boom winch for actuating the derrick boom, and
in response to a single input from a user interface, an assistance apparatus facilitates or fully automatically performs raising of the derrick boom into a working position and/or setting-down of the derrick boom from the working position during which the assistance apparatus actuates the main boom and the derrick boom at the same time.