B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
B66F7/04—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars hydraulically or pneumatically operated
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Types And Forms Of Lifts
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Lift-Guide Devices, And Elevator Ropes And Cables
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Dispositif a double commande pour l'ouverture fermeture d'un clapet notamment de vidange de cuve et wagon comprenant une cuve equipee d'un dispositif a double commande tel que preci te