There is described a crane comprising a device (1) for tensioning an elongated hoisting member (10), wherein said device (1) comprises:- a first friction-generating member (2) rotatably supported around a first support member (6);- a second friction-generating member (4) rotatably supported around a second support member (8), said first and second friction-generating members (2, 4) being adapted to provide friction to the elongated hoisting member (10) when said first and second friction-generating members (2, 4) are pressed against each other with a portion of the elongated hoisting member (10) therebetween; and- a braking means (18) for braking the rotation of said first and second friction-generating members (2, 4) around said first and second support members (6, 8).There is also described a system including such a crane, as well as a method for operating such a system.
WIRE BACK TENSION DEVICE
DRAHTGEGENSPANNUNGSVORRICHTUNG
DISPOSITIF DE TENSION ARRIÈRE DE CÂBLE
14.11.2018
Patent
Elektronische Ressource
Englisch
IPC: | B66D Haspeln , CAPSTANS |