Patent ID: 8573133

Claim:
A transport installation comprising: two end stations; independent vehicles; a first and a second track, each supporting and guiding the vehicles from one of the two end stations to the other; a plurality of first endless traction cables associated to the first track, each for individually hauling one of the vehicles along the first track from one of the two end stations to the other; a plurality of second endless traction cables associated with the second track, each for individually hauling one of the vehicles along the second track from one of the two end stations to the other; at least one coupling connecting the vehicles to any one of the first and second endless traction cables; and a driver independently driving each of the first and second cables; wherein the coupling includes detachable cable grips mounted on each of the vehicles; and wherein each of the detachable grips is movable between four positions offset laterally in relation to each other, each of the four positions enabling the grip to clamp a respective one of the first and second endless traction cables.