Method for controlling a crane

B - Operations – Transporting – 66 – D

Patent

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Details

B66D 1/12 (2006.01) B66C 13/22 (2006.01) B66D 1/40 (2006.01)

Patent

CA 2695560

The invention relates to a method for controlling a crane, the method comprising controlling a rope part (13) connected to a hook of the crane with a friction- operated driving wheel (3), extra rope (12) being coiled into a plurality of layers onto a storage reel (4). In the method, two machineries (1, 2) are used, of which the first (1) is intended for the driving wheel (3) and the other (2) for the storage reel (4), one machinery (1, 2) being controlled with a speed instruction and the other machinery (1, 2) with a torque instruction.

L'invention se rapporte à un procédé destiné à commander une grue, le procédé comprenant la commande d'une pièce de câble (13) raccordée à un crochet de la grue grâce à une roue d'entraînement mise en uvre par frottement (3), un câble supplémentaire (12) étant bobiné en une pluralité de couches sur une bobine de stockage (4). Dans le procédé, deux machineries (1, 2) sont utilisées, la première (1) étant destinée à la roue d'entraînement (3) et l'autre (2) à la bobine de stockage (4), une machinerie (1, 2) étant commandée avec un ordre de vitesse et l'autre (1, 2) avec un ordre de couple.

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