SHIP'S WAVE PROPELLER Russian patent published in 1995 - IPC

FIELD: marine propellers. SUBSTANCE: wave propeller has fore unbalanced hydrofoil 3 rigidly secured on shaft 5 and aft hydrofoil consisting of fore swivel part 5 and fixed tail part 4 rigidly secured to the hull structural member. Shafts 6 and 7 are kinematically interconnected by means of levers and rod 11. During operation of ship's wave propeller, fore hydrofoil 3 which operates as vane and sets along incoming flow controls fore part 5 of aft hydrofoils by means of levers and rod 11; fore part 5 deflects from initial position, thus forming unsymmetrical profile together with tail part. EFFECT: enhanced efficiency and reliability. 3 dwg