ROTARY-VANE ENGINE Russian patent published in 2004 - IPC

FIELD: mechanical engineering; internal combustion engines. SUBSTANCE: cylinder is made in form of regular circle, and rotor is made in form of cylindrical solid of revolution and is provided with four radial slots into which spring-loaded hollow rectangular vanes are fitted. L-shaped accumulating chambers are formed between slots in rotor body, both inlets of each chamber opening to side opposite to axis of rotation of rotor. Said vanes divide inner volume of cylinder into four chambers: intake, compression, combustion and exhaust ones, and L-shaped accumulating chambers of rotors carry fuel mixture from compression chamber into combustion chamber. Said engine can operate as four-cycle carburetor or diesel engine and it is furnished with air charger with two speed reducer. EFFECT: improved performance of engine.