This invention relates to a crane, in particular a mobile crane or crawler crane, comprising a main boom and a counter boom as well as an erecting trestle arranged on the uppercarriage of the crane, which is connected to a guying of the counter-boom via a cable adjuster, wherein there is provided at least one pressure prop articulated to the counter-boom or on the pivot axis of the counter-boom in order to temporarily receive the cable adjuster and/or the guying, wherein the receiving point of the pressure prop is designed such that the cable adjuster or guying can lift off from the pressure prop on its own at a particular erecting angle of the counter-boom.
Crane having a counter-boom and method for erecting the counter-boom
03.06.2025
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |
Connecting structure of counter-boom and slewing tower of tower crane
Europäisches Patentamt | 2021
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