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| Number | Title | Issue Date |
| 7407132 | Method of steering aircraft by moving the stagnation point and aircraft using the method An aircraft which includes elements providing air circulation and directing the circulation along a housing. Different operational stages of the aircraft such as take off and level flight are achieved by using the same functionally inter-connected elements. The circ... | 08/05/2008 |
| 7364115 | System and method for controlling engine RPM of a ducted fan aircraft An aircraft including a ducted fan and an engine for driving the ducted fan includes a plurality of vanes movably mounted to the aircraft at a substantially rectangular exhaust end of the aircraft. Each of the plurality of vanes is substantially rectangular or squar... | 04/29/2008 |
| 7364114 | Aircraft The present invention concerns an aircraft having a plurality of lifting and thrust rotors, with an electric motor and an inverter for each motor. In order to provide an aircraft having a greater payload, connecting bars are provided between the motors. In that resp... | 04/29/2008 |
| 7341225 | Aircraft wing and aeroengine arrangement for attenuating engine noise An aircraft comprising an aeroengine and a noise reflective surface, the aeroengine capable of generating a hot exhaust jet and noise characterized in that the reflective surface is profiled to reflect noise from the aeroengine into the hot exhaust jet thereby atten... | 03/11/2008 |
| 7334756 | Ground-effect craft and method for the cruising flight thereof The invention relates to flying vehicles. A centre wing is provided with aerodynamic profiles on the longitudinal sections thereof. A cigar-shaped fuselage is arranged on the central wing. A crew cabin and a cargo-passenger cabin are arranged inside the fuselage. Ho... | 02/26/2008 |
| 7273195 | Vertical lift craft A vertical lift craft includes a vertical lift craft, a powered rotor system including two counter-rotating lift rotors rotatably mounted to the body and a cage fixed to the body and extending about the powered rotor system, the cage including flexible rods extendin... | 09/25/2007 |
| 7267300 | Aircraft capable of vertical and short take-off and landing Aircraft comprising an airframe having a forward end, an aft end opposite the forward end, a top extending between the forward end and the aft end, and a bottom opposite the top side. The aircraft further includes a power plant mounted on the airframe. In addition, ... | 09/11/2007 |
| 7267299 | Aircraft An aircraft includes a fuselage with a circular airfoil body supported thereabove on a vertical drive shaft mechanism. The airfoil body includes an upper disk forming an upper surface of the body and a lower disk forming a lower surface of the body in which the uppe... | 09/11/2007 |
| 7255623 | Self-stabilizing rotating toy A rotating toy may then include a hub having a central axis and a lower portion; a plurality of counter rotating blades extending outwardly from the lower portion of the hub, the plurality of counter rotating blades having a tip connected to an outer ring; a single ... | 08/14/2007 |
| 7252265 | Microaircraft and cellular phone equipped with microaircraft An aircraft which is attachable to, for example, a cellular phone. The aircraft is provided with at least four rotors actuated with compressed fluid or by ring-shaped electric motors. ... | 08/07/2007 |
| 7249732 | Aerodynamically stable, VTOL aircraft A hover aircraft employs an air impeller engine having an air channel duct and a rotor with outer ends of its blades fixed to an annular impeller disk that is driven by magnetic induction elements arrayed in the air channel duct. The air-impeller engine is arranged ... | 07/31/2007 |
| 7246769 | Vehicles particularly useful as VTOL vehicles A vehicle including a fuselage, at least one lift-producing propeller carried by the fuselage on each side of its transverse axis a pilot's compartment formed in the fuselage between the lift-producing propellers and substantially aligned with the longitudinal axis,... | 07/24/2007 |
| 7188803 | Vertical take-off and landing aircraft A vertical take-off and landing aircraft is provided with a plurality of thrust generators which generate thrust substantially vertically upward with respect to the aircraft; a first prime mover which drives the thrust generators, and an occupant seat. At least one ... | 03/13/2007 |
| 7188802 | Convertible aircraft provided with two tilt fans on either side of the fuselage, and with a non-tilting fan inserted in the fuselage The present invention relates to a convertible aircraft provided with first and second tilt fans disposed on either side of the fuselage a little forward of the center of gravity of the convertible aircraft. In addition, the convertible aircraft includes, in remarka... | 03/13/2007 |
| 7185853 | Air discharge valve for an aircraft An air discharge valve for an aircraft has an inner valve flap (1) and an outer valve flap (3) which partially overlap each other to form a nozzle of the Laval type with a nozzle inlet (6) converging toward a nozzle neck (S) and with a nozzle ou... | 03/06/2007 |
| 7114685 | Wing for an aircraft or spacecraft The invention relates to a wing, a wing, a tail unit or grid fins for a flying object moving with supersonic speeds. The wing comprises leading edges and tailing edges. According to the invention, the contour of at least one of the leading contour and the tai... | 10/03/2006 |
| 7100866 | Control system for a flying vehicle In one embodiment of the present invention there is described a vehicle having a propeller mechanism for propelling the vehicle in a horizontal direction. The vehicle includes a transmitter positioned on the bottom of the vehicle for transmitting a signal from the v... | 09/05/2006 |
| 7044422 | Gyrostabilized self propelled aircraft An unmanned air vehicle comprises a fuselage that defines aerodynamic flight surfaces, an engine mounted to the fuselage having an engine shaft arranged to rotate about a longitudinal axis with respect to the fuselage, and a propeller mounted to the engine shaft so ... | 05/16/2006 |
| 7032861 | Quiet vertical takeoff and landing aircraft using ducted, magnetic induction air-impeller rotors A hover aircraft employs an air impeller engine having an air channel duct and a rotor with outer ends of its blades fixed to an annular impeller disk that is driven by magnetic induction elements arrayed in the air channel duct. The air-impeller engine is arranged ... | 04/25/2006 |
| 7004426 | Control system for rotorcraft for preventing the vortex ring state A flight control system for a rotorcraft to prevent the adverse effects of the vortex ring state is disclosed. In the flight control system of the present invention, selected control inputs are sent the rotorcraft prior to the onset of the vortex ring state. In the ... | 02/28/2006 |
| 6938852 | Flying craft tethered to powered water vehicle A flying vehicle assembly apparatus comprises a winged flying craft and a powered craft for propelling the flying craft and a tether assembly comprising one or more first rigid struts having a first end pivotally secured to first biased pivot connections adjacent to... | 09/06/2005 |
| 6854686 | VTOL aircraft VTOL aircraft comprising a first and a second ducted rotor positioned at the ends of a vertical fuselage and whose propellers are driven to rotate in mutually opposite directions. Control flaps for orientation and transverse flight are operatively associated at leas... | 02/15/2005 |
| 6817570 | Ducted fan vehicles particularly useful as VTOL aircraft A vehicle, including a vehicle frame, a duct carried by the vehicle frame with the longitudinal axis of the duct perpendicular to the longitudinal axis of the vehicle frame, a propeller rotatably mounted within the duct about the longitudinal axis of the duct to for... | 11/16/2004 |
| 6616094 | Lifting platform A novel drive for a lifting platform utilizing a simple propeller, impeller, or gas turbine is disclosed. The axial air rotation from the drive is eliminated in order to permit the development of a partial toroidal vortex which efficiently maintains a rai... | 09/09/2003 |
| 6568630 | Ducted vehicles particularly useful as VTOL aircraft A VTOL aircraft (or other vehicle such as a sea vehicle) includes a pair of elongated ducts on opposite sides of the vehicle body, and a plurality of powered propellers (or other propulsion units such as jet engines) mounted within and enclosed by each of... | 05/27/2003 |
| 6547181 | Ground effect wing having a variable sweep winglet A variable sweep winglet with a negative dihedral angle is provided for a ground effect vehicle. The winglet is positionable at a sweep angle to control the winglet tip clearance from ground. Variable winglet tip clearance reduces the risk of damage or in... | 04/15/2003 |
| 6520449 | Lifting platform with positive horizontal stability A novel means of stability for a lifting platform utilizing toroidal vortex airflow through air guide means. A toroidal vortex created by the airflow means efficiently maintains a raised air pressure zone beneath the lifting platform or body. Airflow is d... | 02/18/2003 |
| 6464166 | Ducted fan vehicles particularly useful as VTOL aircraft A vehicle, particularly a VTOL air vehicle, includes a duct carried by the vehicle frame with the longitudinal axis of the duct perpendicular to the longitudinal axis of the vehicle frame; a propeller rotatably mounted within the duct about the longitudin... | 10/15/2002 |
| 6419190 | Airborne cleaning and painting robot A Cleaning and Painting Robot having the capability to fly, and a cleaning or painting mechanism that can be located at various positions on the robot body. The robot comprises of a flying unit connected with a feeding tube to a ground-moving base that ho... | 07/16/2002 |
| 6375117 | Flying vehicle and method A vertically ascending flying vehicle and method. The flying vehicle consists of a body, which may be in the shape of a saucer or an airfoil, and an engine located above the body. The engine generates thrust downward onto the top of the body. That thrust ... | 04/23/2002 |
| 6290184 | Flying craft with water and air propulsion source A propulsion system for a flying craft uses an air and water fuel source to provide propulsion thrust. The system includes two steam generating units, one attached directly to a compact turbine and the other connected to a compressor. The compressor compr... | 09/18/2001 |
| 6260796 | Multi-thrustered hover craft A feedback control system for a multi-thrusted hovercraft is disclosed. In a hover craft having a plurality of vertically oriented thruster that are controlled by a system that relies on operator input and also the use of sensors to control the altitude a... | 07/17/2001 |
| 6230835 | Ground effect vehicle The invention concerns a ground effect vehicle comprising hydrofoils or hydrofoil outer parts (18) which can pivot about a parallel line relative to the longitudinal axis of the body in order to increase the speed range when flying close the ground. In ad... | 05/15/2001 |
| 6158540 | Ground effect flying craft with simplified air cushion take-off aid A ground effect flying craft utilizing a pressure cavity (10) for low speed support on a static air cushion. The cavity is bounded by a streamlined aft body (18), a fore body (24), and side plates (22) which allow for low drag and high lift at cruise spee... | 12/12/2000 |
| 6053451 | Remote-control flight vehicle structure A remote-control flight vehicle structure includes an inner housing fixedly mounted, an outer housing rotatably mounted on the inner housing along a vertical axis thereof, an annular wing fixedly mounted on the outer periphery of the outer housing to rota... | 04/25/2000 |
| 6029929 | Ground-effect vehicle The invention relates to a ground-effect vehicle for the rapid transport of people and/or freight, with at least one body, a drive train and ground-effect bearing surfaces, a guidance system for directional control and a drive system on the body and/or be... | 02/29/2000 |
| 5971321 | Body lift airplane assembly A body lift airplane assembly including 1) a main air lift body assembly of substantial length and width; 2) a landing gear/wheel assembly retractably connected to the main air lift body assembly; 3) a fixed wing assembly secured to and extended above the... | 10/26/1999 |
| 5909857 | Filimonov hybrid dirigible craft The hybrid dirigible craft belongs to the category of flying vehicles which use an air cushion and take off and land at any type of airfield. The air of the invention is to design an improved dirigible craft capable of taking off from and landing on water... | 06/08/1999 |
| 5895011 | Turbine airfoil lifting device A turbine airfoil unit is described which enables an aircraft to ascend and descend vertically. Multiple turbine airfoil units may be arranged within a large disk-like structure and thereby overcome size limitations placed on helicopters by their rotors. ... | 04/20/1999 |
| 5842667 | Vertical takeoff and landing mass transit system and method The invention relates to a mass transit method including a docking terminal where passengers are loaded onto a craft with integral passenger pod. The craft lifts vertically from the docking terminal until it reaches an appropriate commuting altitude withi... | 12/01/1998 |
