FERRY-BRIDGE CARRIER Russian patent published in 1996 - IPC

FIELD: floating equipment for provision of river barrier crossing. SUBSTANCE: ferry-bridge carrier of trimaran type has transportation vehicle with joining beam 2 and vehicle-borne pontoons 7 and 8, equipped with trapezoidal joining beams 5 and 6 whose large bases have ferry-to-ferry joining devices 9 and 10. Joining beams 2 and lever- beams 3 of opening device 4 has height which is smaller than the base of trapezoidal beams 5 and 6. Hollows of beams 5 and 6 free of opening mechanism are filled with foam plastic. Axes of ferry-to-ferry joining devices 9 and 10 and those for joining the lower belt of trapezoidal beams 5 and 6 of lever beams 3 are located on the common axis of gravity centers of lower load-bearing belts. EFFECT: higher efficiency. 3 cl, 5 dwg