AIRCRAFT Russian patent published in 2005 - IPC

FIELD: flying vehicles.

SUBSTANCE: proposed aircraft has fuselage with tail unit, wing, engine located in front section of fuselage, tractor propeller connected with engine and landing gear. Second engine is mounted in tail fuselage. Pusher propeller secured on engine shaft includes box-type body with mounting hole in the center and slots on upper and lower end faces. Body is used for gear trains; each gear train includes drive bevel gear whose end is embedded in bearings of side wall of body, driven bevel gear and spur gear; all gears are fitted on common axle; provision is also made for sleeve with ears and cylindrical tapped hole and spur gear located between sleeve ears and secured on its axle. Propeller has two blades; each blade is received by slot of body and its threaded end is screwed into sleeve tapped hole of respective gear train. Propeller is driven by two electric motors secured on lugs of body and connected with drive bevel gear of respective gear train.

EFFECT: extended functional capabilities.

7 dwg