INTERNAL COMBUSTION ENGINE Russian patent published in 1999 - IPC

FIELD: transport engineering; power units of different application. SUBSTANCE: two-stroke horizontal engine has cylinder block with two stationary operating pistons with water jacket and exhaust valves. Two stationary supercharging cylinders in front part of unit are provided with water jacket and automatic suction valve. Movable cylinders are made in form of paired supercharging cylinders and operating cylinders mechanically coupled with output shaft. Stationary operating cylinders have unit-injectors for injection of fuel and water, and laser beam conduit. EFFECT: increased efficiency and service life of engine, reduced toxicity of exhaust gases. 7 cl, 4 dwg