MOTOR SHIP Russian patent published in 1998 - IPC

FIELD: shipbuilding; double-engined motor ships. SUBSTANCE: motor ship has hull with cabin, wheel house, cargo hold and engine room. Arranged in engine room are two power plants which set in motion propeller through common reduction gear. One power plant includes four-cylinder engine with crank mechanism with piston located in double-acting cylinders whose inner cavities are connected to weather vane through air distributing mechanism. Weather vane is mounted on the wheel house top and is provided with two tubes with stabilizers; inner cavities of these tubes are connected with air distributing mechanism. One tube is made in form of air intake and other tube is made in form of Laval nozzle at a ratio of area of throat section to area of exhaust section not less than 1:10. Crankshaft is connected with engine shaft through power amplifier. EFFECT: increased endurance and reduced consumption of fuel. 6 cl, 28 dwg