LOAD TRANSPORTATION DEVICE Russian patent published in 1997 - IPC

FIELD: transportation. SUBSTANCE: device has air balloons, carrying cable, carriage moving along cable, winch, fixed pulley connected with carrying cable by tie-up cable and forming together with the former a closed drive loop. Distance between axes of rotation of pulley and winch drum exceeds length of carrying cable. Device has two systems of movable guy ropes. Guy ropes in each system are connected by ends to rigid frame suspensions of air balloons connected with ends of carrying cable and they pass through drum pulleys anchored at loading/unloading sites at distance from each other equal to distance between axes of rotation of pulley and winch drum. forming, together with carrying cable and suspensions, geometrically and kinematically closed similar guy loops. EFFECT: enlarged operating capabilities. 2 dwg