|
Match
|
Document |
Document Title |
|
|
7963478 |
Wing-flapping flying apparatus and method of using the same
The present invention provides a wing-flapping flying apparatus, which can fly by moving its wings similar to a bird hovering or flying in the air by flapping its wings. The wing-flapping flying...
|
|
|
7735773 |
Aircraft
The invention relates to an aircraft comprising a fuselage and at least two substantially hollow cylindrical lifting bodies which are applied to the fuselage and comprise a plurality of rotor...
|
|
|
7461811 |
VTOL personal aircraft
An STOL or VTOL winged aircraft comprises a fuselage and a fixed wing attached to the fuselage and extending outward from the two lateral sides thereof, forming one wing component extending outward...
|
|
|
7448578 |
Aircraft with forward opening inlay spoilers for yaw control
An aircraft comprises first and second wings positioned on opposite sides of a longitudinal axis with each of the first and second wings including an upper surface and a lower surface, wherein no...
|
|
|
7382283 |
Method and device for detecting an overstepping of design loads of the tailplane of an aircraft
Detection of the overstepping of design loads of an aircraft tailplane may include determining current bending and twisting moments applied to the aircraft. The determined bending and twisting...
|
|
|
7370828 |
Rotary wing aircraft
A rotary wing aircraft is provided with longitudinally oriented counter-rotating rotors with circumferentially spaced variable pitch elongated rotor blades connected at their opposite ends to...
|
|
|
7219854 |
Cycloidal hybrid advanced surface effects vehicle
A “wing in ground effect” aerial vehicle includes a wing mounted on a fuselage, and two cycloidal propulsion units for providing lift, thrust and longitudinal control. Additional lift is pro...
|
|
|
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...
|
|
|
6845940 |
Lift generator by continuously rotating impeller
In order to continuously rotate an impeller having an axis parallel to a ground surface in one direction to generate lift, a cover close to a periphery in an opposite lift side is provided within a...
|
|
|
6527229 |
Aerodynamic lift generating device
An aircraft has its wing defined as a wing-like body with a tangential flow rotor in the leading edge. A shroud, under the lower part of the tangential flow rotor, terminates in at least one...
|
|
|
6352458 |
Propulsion system and method
A method and system for propelling or sustaining marine vessels and aircraft. A propulsive force is developed in a gaseous or liquid fluid as a result of rotation of two pairs of generally parallel...
|
|
|
6231004 |
Fluid dynamic lift generation
An aircraft lifting member (wing) comprises a crossflow rotor 2 formed of a core 4 having rotor vanes 5 mounted around it, disposed in a trough 3 at the front upper part of a wing-like body 1....
|
|
|
6016992 |
STOL aircraft
A STOL aircraft has a fuselage 22 vertical 26 and horizontal 27 rear stabilizers and at least one wing made up of a lower primary airfoil 10 and an upper complementary airfoil 11 which, between...
|
|
|
6007021 |
Flying apparatus for a vertical take off and landing
A flying apparatus has a body; power means; and lifting force generating units, the lifting force generating units being arranged parallel to a plane of symmetry of the body and turnable in a...
|
|
|
5954295 |
Lift generation by counter-rotating line vortices
A mechanism and method for generating lift with the Bernoulli Effect. A pair of cylindrical impellers create a pair of counter rotating forced linear vortices. Fast moving, low pressure air...
|
|
|
5265827 |
Paddle wheel rotorcraft
An aircraft having vertical takeoff and landing capability having at least first and second laterally extending paddle wheels rotatable on a central axis generally perpendicular to the longitudinal...
|
|
|
5100080 |
Rotor for developing sustaining and propelling forces in a fluid, steering process, and aircraft equipped with such rotor
The invention relates to a rotor able to develop in a fluid lifting and/or propelling forces and its process for control. Said rotor comprises several profiled blades (9) with axes parallel to the...
|
|
|
4527757 |
Lift generating mechanism for an aircraft
A lift generating mechanism includes a plurality of airfoils each having first and second end surfaces, first and second side surfaces, and a centerline extending between the first and second side...
|
|
|
4243190 |
Rotary wing device
A rotary wing device has a circular stabilizer disc and, secured normally thereto, a bilaterally symmetrical wing member having a first symmetry axis intersecting the center of the stabilizer disc....
|
|
|
4210299 |
Propulsive lifting rotors
A propulsive lifting rotor for an aircraft comprises two wings pivotally mounted about axes parallel to their leading edges. The wings (rotary airfoils) are located at respective sides of a plane...
|
|
|
4194707 |
Lift augmenting device for aircraft
A lift augmenting device to provide a vertical take-off capability in aircraft which includes a pair of rotor assemblies with independently individually pivoted rotor vanes so that the attitude of...
|
|
|
4166595 |
Variable lift advancing wing aircraft
An aircraft comprised of a pair of spaced apart interconnected air-frame members and a cargo compartment supported therewithin is provided with a plurality of expansible airfoils mounted for...
|
|
|
3938759 |
Special aircraft using a novel integrated lift, propulsion and steering system
An aircraft having a body on which is mounted an integrated lift, propulsion and steeing system inclusive of cycloidal propellers having horizontal axes of rotation capable of developing net thrust...
|
|
|
3380689 |
Stabilizing system for aircraft
|
|
|
3231220 |
Driven rotor-wing system for aircraft
|
|
|
2861758 |
Control surface actuators
|