WATER MOTOR Russian patent published in 2004 - IPC

FIELD: mechanical engineering. SUBSTANCE: invention is designed for driving different machines and mechanisms. Proposed motor contains supply water tank, sleeves, pistons-pontoons moving along guide rods, intake and outlet valves, camshaft with cams coupled with cams coupled with crankshaft. Pistons-pontoons are made hollow and are furnished with liquid overflow valves to provide communication of piston space with cylinder space in lower and upper positions of piston-pontoon. Sleeve are locates lower than crankshaft, and no sealing is installed between sleeve and piston-pontoon. EFFECT: improved economy of engine. 8 dwg