Brake mechanism for device for hauling up/down by rope

Details Brake mechanism for device for hauling up/down by rope Brake mechanism for device for hauling up/down by rope

B - Operations, Transporting

66

D

B66D 5/04 (2006.01) A62B 1/10 (2006.01) B66D 3/10 (2006.01) B66D 5/16 (2006.01)

Patent

CA 2240122

A brake mechanism for a device for hauling up/down by rope, in particular one for the safe hauling up and down by rope of persons and loads. The device has a pulley which preferably has a back stop that prevents the pulley from turning during the roping down. The rope brake mechanism has a rope speed measuring device that cooperate with a rope brake, which acts upon the rope to exert a braking force onto the rope when the rope speed increases above a maximum predetermined speed.

Cette invention concerne un mécanisme de freinage pour dispositif de levage à corde conçu expressément pour le levage/abaissement sécuritaires de personnes et de charges. Le dispositif comprend une poulie munie de préférence un antidériveur l'empêchant de tourner en cours de manoeuvre d'abaissement. Le mécanisme de freinage de la corde comporte un détecteur de vitesse de défilement de la corde qui agit sur le frein pour ralentir la corde lorsque la vitesse détectée dépasse la limite maximum admissible.

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