Matches 1 - 50 out of 232 1 2 3 4 5 >


Match Document Document Title
8182306 Flying toy having gyroscopic and gliding components  
Provided are flying devices and methods of manufacturing and launching same, in particular flying toys or other recreational items that are designed to be thrown through the air by a user...
8181902 Aerodynamic lifting device and airborne craft  
An airborne craft is provided comprising an aerodynamic lifting device having a radial drum fan and a thrust vectoring shroud. The radial drum or vertical axis fan comprises a fan with a rotor, the...
8104707 X-vane configuration in a ducted-fan aerial vehicle  
Disclosed herein is a propulsion system, which may be implemented in an air-vehicle, such as a ducted-fan organic air-vehicle. The propulsion system comprises (a) a power source, (b) a fan located...
8074922 Discoidal flying craft  
A flying craft has an aerodynamic aircraft fuselage structure preferably disc shaped. A pair of coaxial electrokinetic motor-generators are mounted concentrically, and preferably centered within...
8020804 Ground effect vanes arrangement  
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...
8011614 Bird vortex flying machine  
The present invention comprises, in one embodiment, an inexpensive, lightweight flying vehicle using fixed pitch helicopter blades powered by ramjet engines mounted to a power-ring which transfers...
7971823 Saucer shaped gyroscopically stabilized vertical take-off and landing aircraft  
An aircraft that is housed within a gyroscope providing for improved flight stability that includes an inner hull which remains stationary within a rotating outer hull. A rotating sine-wave ring is...
7950603 Integral powered wing aircraft  
Disclosed is a rotary winged aircraft. More specifically, this invention relates to an aircraft wherein lift is generated by two discs which rotate about a central axis. The discs generate equal...
7918416 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...
7857253 Ducted fan VTOL vehicles  
A vehicle including a fuselage having a longitudinal axis and a transverse axis, two Ducted Fan lift-producing propellers carried by the fuselage on each side of the transverse axis, a pilot's...
7857256 Thrust generating apparatus  
There have been past proposals for air vehicles employing the Coanda effect. In these proposals, a jet of fluid, usually air, is made to flow radially outwardly over 5 a dome-shaped canopy to...
7841563 Ducted fan air data system  
An air data system and method for a ducted fan air-vehicle is described. The air data system includes a plurality of air pressure sensors placed around a lip of an air duct of the ducted fan...
7825554 Stabilizing power source for a vehicle  
A power source for a vehicle includes at least one toroidal ring positioned in a housing. The toroidal ring includes magnetic material such as permanent magnets. The toroidal ring is magnetically...
7802755 Rotating wing aircraft with tip-driven rotor and rotor guide-ring  
A helicopter includes a main rotor guided and protected in minor impacts by a guide-ring. In selected embodiments, the rotor is powered by an electric motor employing a magnetic field generator...
7712701 Unmanned aerial vehicle with electrically powered, counterrotating ducted rotors  
An unmanned aerial vehicle having counterrotating ducted rotors that are driven by electric motors. The vehicle has a low weight and a small profile. The unmanned aerial vehicle is suitable for a...
7686579 Ducted fan  
A ducted fan includes a fan that generates an airflow that flows substantially parallel with the axis of the rotating shaft of the fan; a duct, arranged around the fan, that extends in the...
7661624 Aerodynamic lifting-thrusting propulsion device  
An aerodynamic lifting-thrusting propulsion device has a frame with an axis, relative to which the frame is arranged with a possibility of rotation, a cardan joint having a cross, at least two...
7611091 High speed vertical take-off and land aircraft with active fan balancing system  
A high-speed vertical take-off and land aircraft includes a body with an engine supported by the body. A fan assembly is also carried by the body. The fan assembly includes a hub and a plurality of...
7556218 Aerodynamic lifting device and airborne craft  
An airborne craft is provided comprising an aerodynamic lifting device having a radial drum fan with an operating region intermediate the power loading (“y”) asymptotic region and the disc loa...
7497759 Directionally controllable, self-stabilizing, rotating flying vehicle  
A rotating flying vehicle in accordance to an embodiment of the present invention includes a hub having an outer perimeter, an outer ring having a diameter greater than the outer perimeter, a...
7410123 Aircraft and hybrid with magnetic airfoil suspension and drive  
An aircraft is disclosed that comprises a fuselage with first and second wings non-rotatably secured to and extending from sides of the fuselage. Inner and outer tracks are secured to and encircle...
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...
7294036 Flying disc  
A circular planform wing includes a contiguous thin central plate having top and bottom surfaces. An outer annular rim encompasses the central plate. The rim has a lower edge defining a lower plane...
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...
7147183 Lift system for an aerial crane and propulsion system for a vehicle  
The present invention provides an improved lift system for an aerial crane incorporating a wing, coanda and curved surface. The arrangement of the wing, coanda and curved surface use and induce...
7032859 Counter rotating ducted fan having a permanent magnet drive  
A counter rotating ducted fan having a permanent magnet drive. comprising a ducted housing having an iron core stator and a pair of counter rotating propeller blades rotationally mounted on a...
6969027 Vertical takeoff and landing apparatus  
A vertical takeoff and landing apparatus is excellent in the maneuverability and postural stability of its airframe, serves to protect a pilot from an impact when landing, and can make extremely...
6932296 Cycloidal VTOL UAV  
A system and method for moving an aerial vehicle along a flight path includes rotatable hubs mounted on opposite sides of the vehicle. Elongated airfoils are mounted on the hubs parallel to a...
6708920 Air vehicle  
Disclosed is an air vehicle (Z) comprising a vehicle body (1); hollow fan ducts (3A-3D) supported to and elongating through the vehicle body at least at its foreside and rear-side locations,...
6698685 Circular vertical take off and landing aircraft  
A circular VTOL aircraft with a central vertically mounted jet or rocket engine 7, (or engines) having below vertical thrust vents 14 at cardinal points, together with a jet/rocket engine 20 (or...
6672539 Power generation system  
A power generation system comprises an internal housing. The housing has a top portion, a bottom portion and a peripheral sidewall. An external housing is provided. The housing is coupled to and...
6666403 Force-producing apparatus  
A force-generating device employing a flared body and a surrounding shroud to define a duct of axially diminishing flow area defining a nozzle for accelerating and directing the discharge of a...
6666404 Tripodal modular unmanned rotorcraft  
Conventional rotorcraft are required to provide a significant amount of anti-torque movement to offset the torque created by the rotor and the right-angle gearbox coupling the rotor to the engine....
6588701 Unmanned mobile device  
A remotely-controlled unmanned mobile device (UMD) adapted to function as a robot scout to enter and reconnoiter the site of a disaster and to communicate to a rescue mission information regarding...
6575402 Cooling system for a hybrid aircraft  
A cooling system for a hybrid aircraft includes an inlet which extends through the body to communicate airflow to a powerplant subsystem and out through an exhaust within a rotor duct. In a hover...
6575401 Vertical-lift and horizontal flight aircraft  
A vertical-lift and horizontal flight aircraft, which can be operated in a horizontal flight mode, as soon as ground clearance is made. And, because of its unique design is very stable in flight,...
6572053 Flying vehicle of inverse sustentation (FVIS)  
The Flying Vehicle of Inverse Sustentation (FVIS) is an air transport unit for passengers and cargo. The vehicle comprises a main flow generating unit to burn a mixture of fuel and air and produce...
6565038 Supersonic propellers for aircrafts  
The present invention provides one pair or two pairs of horizontal propellers incorporated on the two opposite sides of an aircraft, which propellers by their rotating external blades create...
6561456 Vertical/short take-off and landing aircraft  
An aircraft is provided having a fuselage and a pair of main wings. Each main wing includes a lift fan segment, a generally circular duct defined within the lift fan segment and a fan mounted...
6547180 Impeller-powered vertical takeoff and descent aircraft  
A vertical take-off and vertical descent aircraft having a vertically extending main air duct extending through the body and having an air inlet at the top and a number of air outlets at the...
6457670 Counter rotating ducted fan flying vehicle  
A flying vehicle having a pair of counter rotating propeller blades which provide lift for the vehicle when the vehicle is in a flight mode of operation. The counter rotating blades have in flight...
6450445 Stabilizing control apparatus for robtic or remotely controlled flying platform  
A robotic or remotely controlled flying platform (10) with reduced drag stabilizing control apparatus constructed having an air duct (12) with an air intake (14) on the top and an exhaust (16) at...
6450446 Counter rotating circular wing for aircraft  
The present invention herein is a disc shaped wing comprised two disc segments, an inner disc assembly and an outer disc assembly, that counter-rotate to enable vertical take off and landing. The...
6404089 Electrodynamic field generator  
This device is a brushless high-voltage electrical generator, requiring suitable means of input rotary torque, for purposes of producing a very-high-energy external electrodynamic field or...
6402088 Passenger vehicle employing a circumferentially disposed rotatable thrust assembly  
A vertical take-off and landing vehicle that employs a thrust assembly, a fuselage, and an intermediate rotation decoupling interface assembly for rotationally decoupling the thrust assembly from...
6398159 Arial disk  
An aircraft comprising a body and a plurality of disks rotatably coupled to the body. The disks may be configured to (i) rotate in the same or different directions, (ii) rotate at similar and/or...
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...
6371406 Progressive 3-axis multi-variable propulsion vectoring aerial and spacecraft vehicle  
The present embodiments and associated methods provide for a progressive 3-axis multi-variable propulsion vectoring aerial and spaceborne vehicle. One embodiment of the vehicle is comprised of top...
6367739 Compound exhaust system  
A compound exhaust system including two or more stages, preferably three, uses the force of exhaust gases traveling from a thrust generating source through the exhaust system to maximize thrust and...
6308912 Rotorcraft  
An aircraft having a frame (1) and at least a rotor (2a, 2b) for providing lift for the aircraft. The aircraft comprises elements for accommodation purposes. Furthermore, solar cells (5) are...
Matches 1 - 50 out of 232 1 2 3 4 5 >