AIRCRAFT Russian patent published in 1995 - IPC

FIELD: amphibious aeroplanes. SUBSTANCE: amphibious aeroplane has double-step hull-type fuselage 1 with tail units 10 and 11 and wing 4 mounted on its deck, engine nacelle 8 located on deck above technical compartment of fuselage 1 after center section of wing 4, power plant with two engines mounted in nacelle 8 and separated from each other by fire wall; exit nozzles 17 of these engines are brought out to rear portion of engine nacelle 8 through its side walls; aeroplane is also provided with air intake 15 having two inlet passages located above center section of wing 4 in front portion of engine nacelle 8, airscrew propeller 12 mounted after tail unit 10 in such position that its shaft is located at acute angle relative to longitudinal datum line and is connected with output shafts of engines; engines of power plant are mounted in nacelle 8 in such position that their output shafts are located in parallel with the shaft of airscrew propeller 12; passage 16 provided in front portion of housing of engine nacelle 8 under inlet passages of air intake 15 is used for draining the boundary layer and moisture; this is oriented in direction of descending profile of center section of wing 4; exit nozzles 17 of the engine are brought out behind this passage. EFFECT: enhanced reliability. 11 cl, 6 dwg