Improved wheel-lift assembly for wreckers

B - Operations – Transporting – 60 – P

Patent

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Details

B60P 3/12 (2006.01) B66F 7/26 (2006.01)

Patent

CA 2546016

An improved wheel-lift assembly is provided for towing vehicles on a wrecker. The wheel-lift assembly is adapted to be mounted on the rear deck of the wrecker. The wheel-lift tow assembly includes a relatively thin crossbar assembly, a pair of pivotal lifting arms, and multiple hydraulic cylinders. Two of the hydraulic cylinders are connected to support arms, and thereby control the position of the lifting arms. The hydraulic cylinders are positioned on an outboud portion of the wheel-lift assembly. The wheel-lift assembly includes over-center locking devices for securely locking the lifting arms in place during towing. The wheel-lift assembly may also include reinforcements on the lift arms to create a wear zone for identifying usual wear due to improper usage.

L'invention concerne un assemblage de cadre de levage amélioré destiné à des véhicules de remorquage ou à des dépanneuses. Cet assemblage de cadre de levage est conçu pour être monté à l'arrière de la dépanneuse. L'assemblage de remorquage de cadre de levage comprend un assemblage de barres transversales relativement minces, une paire de bras de levage pivotants, et plusieurs cylindres hydrauliques. Deux de ces cylindres hydrauliques sont reliés aux bras de support, et contrôlent par conséquent la position des bras de levage. Les cylindres hydrauliques sont positionnés sur une partie de l'assemblage du cadre de levage orienté vers l'extérieur. L'assemblage de cadre de levage comprend des dispositifs de verrouillage décentrés pour verrouiller de manière sure les bras de levage en place, lors du remorquage. L'assemblage de cadre de levage peut également comprendre des renforcements au niveau des bras de levage, pour créer une zone d'usure, pour identifier une usure résultant d'un usage impropre.

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