Matches 1 - 50 out of 50


Match Document Document Title
8181907 Wing-drive mechanism and vehicle employing same  
A wing-drive mechanism is described that permits, with proper control, movement of a wing about multiple wing trajectories. The wing-drive is capable of independent movement about three rotational...
8091823 Flapping apparatus with large flapping angles  
The present invention provides a flapping apparatus with a large flapping angle. The flapping apparatus includes a frame, a drive motor, a slider, connection links, actuating links and wings. The...
8033499 Biomimetic micro-aerial-vehicle with figure-eight flapping trajectory  
A micro aerial vehicle includes: a fuselage; a flapping transmission mechanism mounted on a front portion of the fuselage; a flexible wing frame secured to and driven by the flapping transmission...
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...
7651051 Mechanism for biaxial rotation of a wing and vehicle containing such mechanism  
A vehicle with wings and a mechanism for causing a flapping motion in wings. Each wing structure comprises a wing and a wing spar coupled to a follower via a resilient member. Each wing carrier is...
7607610 Ornithopter having a wing structure and a mechanism for imparting realistic, bird-like motion thereto  
An ornithopter having segmented, flapping wings and capable of bird-like flight. A main drive system provides flapping motion to the wings. Servo systems are provided for independently moving each...
7410121 Man-powered ornithopter-sailplane  
A man-powered ornithopter-sailplane, which has one or two pair of flapping wings and a hang-glider wing wherein substantially novel femoral and humeral muscular propulsion engines with the aid of...
7350745 Apparatuses and methods for applying forces to a structure utilizing oscillatory wing motions in a fluid  
Methods and apparatuses are disclosed that rotate a first member about a first point relative to a chassis, wherein the first member is rotatably coupled to a second member at a second point. A...
7341222 Micro-unmanned aerodynamic vehicle  
A MEMS-based micro-unmanned vehicle includes at least a pair of wings having leading wing beams and trailing wing beams, at least two actuators, a leading actuator beam coupled to the leading wing...
7255305 Flying device utilizing natural principles  
An efficient flying device having flapping wings, an ornithopter, which uses many of the principles seen in bird flight, is presented herein. The wings are highly flexible, translationally stable...
7195199 Flapping apparatus  
A flapping apparatus includes a first disk rotated by a driving source, and a second disk that rotates in contact with a main surface of the first disk. The second disk is provided with first and...
7107842 Angular rate sensor using micro electromechanical haltere  
An angular rate sensing system suitable for a micromechanical flying insect (MFI) device. The system includes a rod, or haltere, that is moved in a plane by a piezoelectric actuator. Bending of the...
7036769 Microstructures using carbon fiber composite honeycomb beams  
A drive assembly for a wing of a micromechanical flying insect. The drive assembly comprises a honey comb structure. A method for flying a micromechanical flying insect comprising moving a wing...
7007889 Flexible airfoils and method  
An airfoil for use in kites, movable wing aircraft and fixed wing aircraft has a straight spar inserted into a sleeve in the arcuate leading edge of a flexible wing panel. The resultant forces on...
6974356 Amphibious robot devices and related methods  
Devices for navigating in a fluid medium having a solid boundary include a vehicle body and a fin attached to the vehicle body. The fin is configured to oscillate relative to the body such that...
6959895 Dual wing-pair air vehicle  
A vehicle for flying and having a forward portion and a rearward portion opposite the forward. The vehicle includes a first pair of wings arranged at the forward portion of the vehicle, a second...
6942455 Strain isolated trim tab  
A rotor blade assembly system includes a trim tab assembly which utilizes relatively thick resilient members bonded between a trim tab and the two trim tab doublers. Spanwise segmenting of the tab...
6938853 Biomimetic mechanism for micro aircraft  
A biomimetic pitching and flapping mechanism including a support member, at least two blade joints for holding blades and operatively connected to the support member. An outer shaft member is...
6877692 Oscillating foil propulsion system  
The invention provides a propulsion system based on “thuniform” movement of a foil member to achieve desired directional movement of a vehicle such as an unmanned submarine type of vessel. A pai...
6840477 Fluttering wing-operated flying moving apparatus  
On a main body portion of a fluttering apparatus, a wing (left wing) is formed which has a front wing shaft, a rear wing shaft and a wing film provided spreading over the front and rear wing...
6840476 Resonant wingbeat tuning circuit using strain-rate feedback for ornithoptic micro aerial vehicles  
A resonant wingbeat tuning circuit automatically tunes the frequency of an actuating input to the resonant frequency of a flexible wing structure. Through the use of feedback control, the circuit...
6824094 Power assembly for ornicopter  
An ornithopter has a power assembly which provides flapping of the wings by a reciprocating shaft and bell cranks. The wings are mounted on a hub which rotates in response to the flapping of the...
6783097 Wing-drive mechanism and vehicle employing same  
A wing-drive mechanism is described that permits, with proper control, movement of a wing about multiple wing trajectories. The wing-drive is capable of independent movement about three rotational...
6769949 Power-driven ornithopter  
An ornithopter with an airframe structure that is lightweight, simple and stable and can generate sufficient lift and thrust. The ornithopter comprises a body, a main wing attached to an upper...
6644589 Compressed air engine and flying object equipped therewith  
A compressed air engine and a flying object using the engine are disclosed. The flying object includes the following elements. That is, the compressed air engine includes: a top member 11 provided...
6550716 Power-driven ornithopter piloted by remote controller  
A power-driven ornithopter piloted by a remote controller wherein a takeoff and landing motion, a climbing and descending motion, and a turning motion of the ornithopter can be controlled using the...
6540177 Flying object by flapping motion of wings equipped with compressed air engine  
The present invention to a flying object by flapping motion of two pair of wings, which comprises a compressed air engine, a flying body (or compressed air container) assembled with the compressed...
6530540 Flapping-wing flying device  
A flapping wing flying device comprises wings that pivot about a pivot axis extending generally perpendicularly to an elongate body of the flying device, and wings that move relative to said...
6250585 Impellers with bladelike elements and compliant tuned transmission shafts and vehicles including same  
A vehicle with improved maneuverability includes: a vehicle body; a first bladelike element; a first tuned compliant transmission shaft attached to the bladelike element; and a reciprocating unit...
6227483 Wing movement for ornithopters and apparatus of the like  
The wing movement has a gearbox, a reference gear extending through the gearbox and being movably mounted to the gearbox, an input shaft extending through the reference gear and into the gearbox...
5899408 Ornithopter  
An ornithopter aircraft which flys by flapping a wing. The wing is flapped by a constructively sympathetically forced dampened harmonic oscillation induced in a leading edge strut which preferable...
5454530 Canard rotor/wing  
A dual-mode high speed rotorcraft is disclosed which combines the efficiency of a helicopter with the high-speed capability of a fixed wing aircraft. The rotorcraft includes a rotor for propulsion...
5170965 Hang glider which can fly by human strength  
A human powered hang glider has a right main wing and a left main wing, both of which are swingably attached to a post by a universal joint. A rope is stretched in a loop shape between a pedal...
5163861 Wing-operated flying toy, and a process for automatically locking the wings, at the end of a flight  
Process and apparatus providing the automatic locking of the wings of a wing-operated flying toy, wherein a locking device associated with the operating mechanism is applied, under the effect of...
4863117 Profiled wing for controlled deformation and application thereof to beating wing aircraft  
The invention relates to a contoured wing intended to serve as a airfoil or a blade. This wing comprises a longitudinal stringer (3), a plurality of juxtaposed wing sectors (1, 2), each articulated...
4793573 Figure eight wing drive  
A machine designed to move a pair of light weight graphite fiber composite covered wings in such a way that their tips will describe a horizontal figure eight through the air. Thereby sustaining an...
4749149 Ornithopter-type vehicle, and methods of constructing and utilizing same  
An ornithopter which is propelled upwardly and forwardly by means of flapping wings, similar to the flight of a bird or bat. The power is supplied by a small engine that is mechanically-connected...
4712749 Means for and methods of controlling ornithopters  
An ornithopter aircraft has at least a fuselage and four rigid wings which are tandem mounted, in pairs, on opposite sides of the fuselage, in what might be called a "dragonfly configuration". The...
4537373 Air vehicle having driven wheels and ducted fans  
An air vehicle has a passenger section, a tail section including variable camber air foil wings and horizontal and vertical control surfaces, ducted fan propellers and landing gear wheels driven by...
4417707 Human powered hang glider  
A human powered hang glider (10) has a fixed wing portion (12) and a pair of movable wing portions (14, 16). Flexible sheet material (26, 28) is connected to trailing edges (30, 32) of the movable...
4261534 Inflated wing aircraft  
An aircraft is constructed of an airfoil shaped inflated involucrum of lightweight gas-impervious plastic film. The airfoil is maneuverable to attain forward self-propulsion upon ascent as well as...
4139171 Articulated wing ornithopter  
An ornithopter which produces a large swept volume of the wings and essentially constant lift and includes a first and a second outer wing segment joined by an aerodynamically significant center...
4053122 Flapping wing aircraft  
A flapping wire aircraft capable of being operated by manpower comprising double wings acting in a countermovement is provided with a toggle lever system on each side for separate actuating the...
3817478 VEHICLES FOR GLIDING FLIGHT  
In an air vehicle intended for gliding there are provided two wing members and a tail member connected to a fuselage member and controllable respectively by the arms and legs of the pilot. The wing...
3498574 FLUTTERING WING AERIAL PROPELLED APPARATUS SUITABLE FOR CARRYING A MAN  
D135260 Title is not available  
3162400 Reciprocating wing helicopter adapted to be manually powered  
3161376 Ornithopter type aircraft  
2985407 Ornithopter  
2783955 Air, land, and water craft  
Matches 1 - 50 out of 50