HOVERCRAFT AND ITS ALIGHTING GEAR Russian patent published in 2008 - IPC B60V1/08 

FIELD: transport.

SUBSTANCE: hovercraft floatation gear feature the upper tail caps, the cantilevers feature a positive sweep, are furnished with ailerons and arranged at a positive angle of transverse V. note that they are attached to the floatation gear upper tail caps. The projection of the central aerodynamic chord of every cantilever onto midplane is located between the hovercraft center of masses and the tail edge of the aforesaid chord. The airframe represents a streamlined airframe partially flush mounted into the wing center section. The engines are arranged in the airframe tail and/or inside the wing center section. The propeller(s) hub(s) are recessed into the wing center section to form, ahead of the said propeller, agroove(s) and the propeller lateral sides face the midplane, in case the propellers are arranged on opposite sides of the airframe, if seen from the front. The hovercraft keel is arranged in the midplane and is furnished with a dorsal keel. The hovercraft alighting gear has a flap used as a removable guard of the air cushion behind the wing center section. The air duct runs into the dorsal keel. The air duct swivel flaps represent the parts of the dorsal keel side plating.

EFFECT: higher performances.

29 cl, 19 dwg