TURBOJET ENGINE

摘要

FIELD: manufacture of aircraft engines. SUBSTANCE: ramjet engine is provided with blower or screw fan feeding air to secondary duct, and outer casing for blower and secondary duct; front end of casing is provided with inlet bead; rear end of casing is pointed in form of nozzle and at least one end of casing changes from the viewpoint of effective geometry of profile by means of compressed air bled from air at respective end of casing. EFFECT: enhanced efficiency. 11 cl, 4 dwgi