Raising unit, crane with raisable jib comprising such a raising unit, and method for assembling such a crane

Raising unit, crane with raisable jib comprising such a raising unit, and method for assembling such a crane

What is proposed is a raising unit (1) comprising: - a jib root (2) forming the proximal portion of a jib in the service configuration, - a counter-jib (4) supporting a counterweight (5), - a securing portion (6) between the jib root (2) and the counter-jib (4) for securing the raising unit (1) to a...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Fraisse, Gabriel, Lissandre, Michel, Mourin, Florent, Mollenthiel, Michael, Raymond, Sylvain, Garcia Lovera, Tania
Format: Patent
Sprache:eng
Schlagworte:
CRANES
HAULING
HOISTING
LIFTING
LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES
PERFORMING OPERATIONS
TRANSPORTING
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Beschreibung
Zusammenfassung:What is proposed is a raising unit (1) comprising: - a jib root (2) forming the proximal portion of a jib in the service configuration, - a counter-jib (4) supporting a counterweight (5), - a securing portion (6) between the jib root (2) and the counter-jib (4) for securing the raising unit (1) to a tower (104), and - an actuator (8) connected to the jib root (2) such that the jib root (2) is able to move between a lowered position and a raised position. The second actuator portion (8.2) being connected to the securing portion (6). Also proposed is a tower crane (100) comprising such a raising unit (1). Additionally proposed is a method (200) for assembling such a crane (100).