AIRCRAFT Russian patent published in 2002 - IPC

FIELD: flying vehicles. SUBSTANCE: proposed aircraft has fuselage, top wing and lower wing, tail unit and top wing motion mechanism with drive. Upper part of fuselage is provided with bearing flat having longitudinal slot for mounting the top wing and two slits along sides of bearing flat. Top wing motion mechanism is mounted in salon on upper part of fuselage. Said mechanism consists of two guides with struts at the ends located on sides under bearing flat symmetrically relative to longitudinal axis; aircraft is also provided with propeller located between guides, two slide blocks with hubs placed on guides and connected with top wing through slits, nuts fitted on propeller, four switches secured in pairs on guides at some distance and four sensors embedded in salon floor at some distance. Transversal fin found in center of lower surface of top wing follows shape of slot of bearing flat. Drive consists of electric motor, reduction gear and two clutches. Sensor is made in form of switch and stop. EFFECT: improved service characteristics. 8 dwg