YACHT Russian patent published in 1995 - IPC

FIELD: shipbuilding. SUBSTANCE: wave propulsive plant is provided with drum 2 mounted in recess made in area of bottom of yacht hull and detachable strut holding center vane section 4 on which vanes 5 are secured. Vanes 5 are spring-loaded relative to strut. Shaft of drum consists of two parts made in form of trunnions 6 and 7; it is located horizontally in the yacht CL. Drum is rigidly secured on trunnions. Cylindrical surface of drum is profiled to the shape of lower portion 21 of yacht hull. Trunnions are brought out inside yacht hull through tight seals 9; one of trunnions is provided with mechanism for locking the strut inside drum. EFFECT: enhanced reliability. 4 dwg