RAMJET ENGINE FOR AIRCRAFT WITH SUPERSONIC AND/OR HYPERSONIC FLYING SPEED Russian patent published in 1998 - IPC

FIELD: aircraft industry. SUBSTANCE: ramjet engine has variable geometry combustion chamber for mixing fuel with oxidizer and preparing fuel mixture to be combusted and reaction nozzle to exhaust gases from combustion chamber into atmosphere. Combustion chamber is formed by zone of engine housing of evolute or variable geometry changing depending on Mach number near transfer zone between combustion chamber and reaction nozzle. EFFECT: enlarged operating capabilities of engine at preservation of maximum efficiency over entire range of operation. 10 cl, 6 dwg