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WO/2003/031258A1 |
The invention concerns a wing structure (2) designed for traction of a wind-driven mobile craft, having a leading edge substantially shaped like a semicircle with one first diameter at rest in a first plane (Pa) and a trailing edge (12)....
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WO/2003/018401A1 |
The invention relates to a flight path planning device for determining path standards for at least one parachute or paraglider (5), which determines an altitude/time corridor (20, 30) as the flying range to be used by the parachute or pa...
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WO/2003/010046A1 |
A control yoke anchor system (11) for many uses of a kite, for example a kite-powered vehicle, has a control yoke (28) releasably attached to an anchor (12). The lower end of a longitudinal member (20) is coupled to a base (14). The base...
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WO/2002/096753A1 |
A traction kite in use is arch-shaped, when flying lines (1a, 1b, 2a, 2b) are connected to a flier, boat, buggy, etc. The kite's leading edge (9) when viewed in plan, with the kite laid out flat, is concave at centre section (A) and stra...
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WO/2002/085704A2 |
The invention relates to air transport means and can be used for producing aircrafts, including aircraft with a vertical take off and landing, paragliders, delta planes, parachutes etc. The inventive aircraft makes it possible to create ...
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WO/2002/074618A1 |
The invention relates to a hang glider comprising a wing (1), having a lower surface (2) and an upper surface (3), and walls (5) which are provided with openings (6) and which form wing sections. Rigid or semi-rigid bars and tubes (4) ar...
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WO/2002/070343A2 |
A remote-control powered parafoil aircraft has an aircraft body (1) that is engine powered and hung with lines (2) from an air-expandable wing (3, 20). The lines include control lines (15) with which air flow and aerodynamic shape of the...
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WO/2002/064426A1 |
An ultralight coaxial dual rotor helicopter (10) having a substantially L shaped frame (12). Attached to the back of the frame is a vertical shaft engine, and a pair of yaw paddles (30, 32) for controlling yaw of the craft. The drive sha...
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WO/2002/062661A1 |
The present invention relates to a lightweight helicopter, named helitrike comprising a rotary wing (1) unit and a frame assembly (2), the rotary wing consisting of an engine (3) with a primary gearbox (7), mounted below a keel post (8) ...
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WO/2002/030744A1 |
An object holding and releasing mechanism (11) for use in combination with a kite (K), a flight string (S) having a first end (FE) for being held by the flyer of the kite and having a second end (SE), and an object (O) to be released aft...
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WO/2001/083296A1 |
A support which resiliently supports at least one of an upper wing and a lower wing constituting a canopy of a paraglider. A plurality of support rods are installed such that the are arranged at predetermined lengths from the front end t...
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WO/2001/070571A1 |
A flying device comprises a wing parachute (101), having a double layer canopy (102), shroud lines (103) and a double pontoon float (104) with a seat (105) for an aviator A, engine (106) with a propeller (107). Shroud points (108) are pr...
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WO/2001/058755A1 |
A wing for a traction kite, etc comprises a plurality of cells formed by chordwise-extending ribs (3), valved openings (6) to the cells allowing ram air to inflate the wing. By changing the initial cut-out of the material forming the cel...
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WO/2001/046009A1 |
The invention concerns a small-size radio-controlled flying device propelled by a heat engine (20) with pusher propeller (10) for remote sensing, said device enabling short take-off and landing and a maximum flying speed of 34 Km/h. The ...
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WO/2000/020277A1 |
A safety device for low-altitude fall adapted to reduce the rate of falling even from a low altitude and absorb a shock upon landing. An auxiliary parachute device (5) includes a parachute body (8) having a sheet material (7) spread over...
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WO/2000/005132A1 |
A foldable wing for hang glider and ultra-light aircraft includes two spars (L) acting as leading edge of the wing and hinged so as to open and close compass-like at a prow hinge (P), each spar being made up of a distal portion (LP) and ...
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WO1999059866B1 |
The kite employs a flexible leading edge (11) with one or more spines (12, 13) orientated substantially parallel to the longitudinal axis of symmetry of the kite. The spines (12, 13) may be in a number of constructions but substantially ...
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WO/1997/029013A1 |
An ultralight aircraft comprising a monolithic outer shell (1, 2) that constitutes the fuselage of the aircraft and a monolithic inner shell (210-280, fig.8) that consitutes the interiors of the fuselage, the inner shell (210-280) being ...
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WO/1997/028871A1 |
The invention relates to a kite (2) having a cover sheet (6) which is bordered on the periphery by an edge (18) supporting and accommodating the functional joints and members of the kite (2). Since all the functional joints and members o...
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WO/1996/036533A1 |
The proposed aircraft with equalising controls comprises a flexible shaped wing (3) mounted on an airframe (1). The wing (3) is designed as a closed wing of "tandem" aerodynamic design and has front and aft lifting surfaces (4, 5) joined...
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WO/1995/014609A1 |
The deployable wing (1) of the present invention comprises an internal structure having diverging leading edge spars (7) attached to a keel spar (11) and cross spars (9) to form a delta wing configuration. This internal structure is encl...
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WO/1995/013964A1 |
Propulsion unit for slow light aircraft, especially of the microlight type. Said unit comprises a multiple blade propeller (10) surrounded by an annular shroud (11). The shroud forms an upstream convex lip (12a), a substantially cylindri...
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WO/1995/007216A1 |
An ultra-lightweight aircraft with pendulum control (motorized hang glider) comprises an engine chassis of girder construction provided with a heavy-duty frame which takes the load from the wing (3) and the seats (6 and 7). This signific...
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WO/1994/029172A1 |
A flight control apparatus for use in an aircraft includes support structure (50) for suspending a pilot beneath a pair of wings (18, 20) while permitting movement of the pilot relative to the aircraft in the forward, rearward and both l...
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WO/1994/023812A2 |
An inflatable kite (150) comprises a plurality of longitudinal inflatable tubes (54) and a transverse inflatable tube (53) at the rear end, and when the kite is inflated, the front end has a larger cross-sectional area than the rear end....
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WO/1994/000344A1 |
The invention relates to the aviation industry and may be used for making ultra-light flying vehicles, in particular, vehicles without a power unit in their power structure, landing gear and control system. A flying vehicle comprises a f...
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WO/1993/001086A1 |
A tensioner (21) for drawing a point (23) on a flexible wing's surface (12) toward its leading edge (15). The wing's camber is thereby increased and maintained even at high airflow velocities and low angles of attack. The provision of a ...
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WO/1993/001087A1 |
A radio controlled aircraft comprises a vehicle (1) powered by an electric motor (36) driving propeller (38) as a pusher type. The vehicle is suspended in flight by a steering control rod (68) pivotally mounted to the body of the vehicle...
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WO/1993/001338A1 |
A cloth having a high tear resistance and suitable for sport gears such as yacht sails, para-gliders and hang-gliders that billow in the wind contains polyester fibers as a main constituent component, as well as a woven fabric that satis...
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WO/1992/012050A1 |
A microlight flying device (1) includes a nacelle (2) with cockpit (10), a lift airfoil (4) for said nacelle (2), propelling means (11) for blowing air to the rear of the device (1) and control means. The lift airfoil (4) consists of a w...
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WO/1991/009777A1 |
A glider (10), comprising a tubular body (12) open at each end and having a leading edge (14) and a trailing edge (16), has a two-ring frame (18) disposed about the perimeter of the leading edge (14) to provide body shape and rigidity. A...
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WO/1991/007316A1 |
A device for supplying air to a double-surfaced aerodynamic shape having an upper or suction surface (1) and a lower surface (2), characterized in that the lower surface is air permeable over at least a substantial portion of its surface...
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WO/1991/004589A1 |
Airborne craft and appliances of the kind having wings, envelopes, canopies, sails or the like composed of a flexible material which is inflated or shaped by air or gas pressure when in use, is made radar detectable by arranging that the...
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WO/1990/003917A1 |
A preferred embodiment of the present invention includes a kite having a sail with a left (16L) and right (16R) wing, each being connected to a supporting frame. The frame has a leading edge support member (29) associated with a left (35...
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WO/1989/011417A1 |
A wind driven craft (10, 10a) comprising a body (12) and a pair of wings (14, 16) extending therefrom. The wings are pivotally connected to the body (12) of the craft (10). The wings (14, 16) provide lift and thrust to the craft (10) suc...
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WO/1989/007548A1 |
A hybrid wing assembly having an articulated wing (12) and a parafoil (11) attached to said wing by flexible lines (18, 19) so that during flight, the parafoil is above and suspends the wing assembly. Rods (21) extend upwardly from the w...
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WO/1989/005263A1 |
The present invention relates to kites that are controllable to perform stunts. The improved stunt kite wing structure is provided comprising an aerodynamic dihedral sail structure having a fabric sail (4) tensioned on a supporting frame...
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WO/1988/006550A1 |
Steering device for a hang glider, comprising spoiler flaps (34, 36) disposed in the area of the wing ends. Said spoiler flaps can be operated independently of each other. The lift/drag ratio of the hang glider (10) is thereby reduced an...
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WO/1988/005010A1 |
Pendular piloting device, in roll and pitch, which optimizes the manoeuvrability of an aircraft and minimizes the parasitic drags by structural integration. A piramidal device (P) provided at the linkage of both assemblies (7 + 9) and (0...
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WO/1988/000152A1 |
The foldable wing (20) is provided with a structure comprising rigid transverse ribs (24) on which is articulated a foldable girder (34) formed by articulated arms (35, 36). An envelope (25) made of cloth or the like is fixed to the cont...
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WO/1987/004133A1 |
A torpedo recovery unit (10) positionable within a torpedo casing (12) having an opening (14) for receiving the unit. The unit includes a body (18) with an interior cavity (20). A non-rigid, gas inflatable airfoil (22) is foldable within...
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WO/1986/007329A1 |
Motorized ultralight flying craft of the pendular type designed to have good soaring flight characteristics. The craft comprises a removable wing (1) and a streamlined fuselage (6) containing an engine and the pilot (7), which is lying i...
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WO/1986/006699A1 |
A hang-glider which is equipped with a set of struts (101, 102, 103, 104, 105, 106, 107) allowing adjustment of the surface area, and a profile which is tensioned in relation to the set of struts by means of a tensioning system.
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WO/1986/004836A1 |
Convertible airplane of which the wing (1), the rear section of the fuselage (3) and the empennage (4) are foldable about the air frame (2) and behind the pusher propeller (6) in order to obtain the size of a motor vehicle or a big motor...
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WO/1986/002902A1 |
Very light wing, configured like a spherical gore and intended to the traction and lift of various loads. The wing having a leading edge (1) and a trailing edge (2), is embodied by a inflatable armature (3 and 4) covered by a flexible en...
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WO/1985/005086A1 |
The device includes a rotor (2) mounted for rotation about an axis transverse to a restraining line (4) by means of a bearing (10). The rotor may comprise two lift members (6) each in the form of a short, lightweight tube mounted on a st...
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WO/1985/004377A1 |
A flex wing comprising a mast coupled to the support and a sail. Battens are carried by the sail, and a coupling arrangement joins the leading edge of the battens to the mast so that the sail and battens can pivot about the mast. The bat...
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WO/1985/004148A1 |
An ultra-light aircraft (10) of light-weight minimal contruction includes a rigid wing (12) from which a hang cage (15) is suspended by a main hinge assembly (13). Rotation of the wing (12) without pilot intervention induced by positive ...
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WO/1985/000337A1 |
Device for gradually dismounting the wings of ultra-light aircrafts for their transportation. It is comprised of a leading edge box spar (1) of removable ribs (3) penetrating in the leading edge box through windows (2') arranged in its r...
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WO/1984/003479A1 |
Load lines (16, 20) connect chordwise spaced portions of a ram air inflated, airfoil canopy (28) to spaced anchors (116) connected to a pilot supporting vehicle frame (40) on which a forward thrust producing unit (48) is removably mounte...
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