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| Number | Title | Issue Date |
| 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 degrees of movement; movement about a flap axis is independent of mov... | 05/22/2012 |
| 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 wing forward and backward along a major axis of the aircraft fuselage... | 10/27/2009 |
| 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 which the body members connected thereto form integrated moving-flying... | 08/12/2008 |
| 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 second member is counter-rotated at a ratio of the rotational speed of t... | 04/01/2008 |
| 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 and oscillate as a natural pendulum. Described as a springboard, the w... | 08/14/2007 |
| 7229046 | Servo mounting system for direct drive of an aircraft control surface This invention is a servo mounting system, which allows a servo with a rotating output shaft to directly power an aircraft control surface. A specially designed servo mount securely positions the servo with the central axis of its rotational output shaft on, and axi... | 06/12/2007 |
| 7219855 | Rising and moving apparatus and manufacturing method thereof A fluid-structure interactive analysis is performed while n types of wing structure models are caused to flap in accordance with a prescribed model of flapping manner. Based on an analysis, data 1, data 2, . . . data n of physical values related to flu... | 05/22/2007 |
| 7204455 | Motion assisting apparatus A drive assembly for use with a mechanical flying or walking device comprises an articulated member (7) having first and second portions (7a, 7b) arranged such that the portions move relative to each other, and a drive mechanism ( | 04/17/2007 |
| 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 second stoppers that limit its angle of rotation. When the stopper is ... | 03/27/2007 |
| 7121505 | Method of control for toy aircraft The invention described here offers a low-cost method of remote flight control suitable for use in toy airplanes and ornithopters (flapping-wing aircraft). To accomplish this, the aircraft is powered by a reversible electric motor. The propeller or flapping wing pro... | 10/17/2006 |
| 7093794 | Aircraft and detonative engine incorporating pulse detonation engines An aircraft includes at least one airfoil having a leading edge and a trailing edge. A number of pulse detonation engines are distributed along one of the leading and trailing edges of the airfoil and are positioned beneath the airfoil. Each pulse detonation engine ... | 08/22/2006 |
| 7089084 | Search robot system A search robot system first divides the entire area of disaster into a mesh cell of an appropriate size, and arranges a search robot for each mesh cell. A search is made for a route of travel from an outermost mesh cell to a casualty and to an adjacent mesh cell. Th... | 08/08/2006 |
| 7082351 | Group robot system, and sensing robot and base station used therefor Communication system of a group robot system is made hierarchical, having a base station as an uppermost layer and a plurality of layers formed by a plurality of sensing robots, and the plurality of sensing robots are controlled such that a sensing robot belonging t... | 07/25/2006 |
| 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 with a drive assembly having a stiffness to weight ratio greater than ab... | 05/02/2006 |
| 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 the spar dynamically shape the airfoil. The airfoil is reinforced by b... | 03/07/2006 |
| 6982655 | Method and indicator for displaying information showing the airspeed tolerance margins for an aircraft Method and indicator for displaying information showing the airspeed tolerance margins for an aircraft. The indicator comprises a central processing unit which selects, from a plurality of longitudinal scales, the longitudinal scale representative of the curr... | 01/03/2006 |
| 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 interaction between the fin and the fluid medium produces propulsive for... | 12/13/2005 |
| 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 pair of wings arranged at the rearward portion of the vehicle, and a su... | 11/01/2005 |
| 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 concentric with the support member, and an inner shaft member is concentri... | 09/06/2005 |
| 6926230 | 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 second stoppers that limit its angle of rotation. When the stopper is ... | 08/09/2005 |
| 6923404 | Apparatus and methods for variable sweep body conformal wing with application to projectiles, missiles, and unmanned air vehicles An unmanned air vehicle (“UAV”) apparatus is configured to have a body and a body-conformal wing. The body-conformal wing is configured to variably sweep from a closed position to a fully deployed position. In the closed position, the body-conformal wing span is... | 08/02/2005 |
| 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 pair of foil members are mounted to the vehicle body for reciprocating ... | 04/12/2005 |
| 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 shafts. Further, on the main body portion, a rotary actuator for driving th... | 01/11/2005 |
| 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 produces the maximum flapping amplitude of a mechanical ornithoptic sy... | 01/11/2005 |
| 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 wings. The sinusoidal movement of the wings provides lift for flight. | 11/30/2004 |
| 6802473 | Ornithopter with flexible fuselage An ornithopter has the capability of slow speed flight as a result of vertical movement of its wings. Two sets of wings are provided with vertical movement of each set of wings 180 degrees out of phase for counterbalancing vertical forces on the fuselage. The direct... | 10/12/2004 |
| 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 degrees of movement; movement about a flap axis is independent of mov... | 08/31/2004 |
| 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 portion of a front section of the body, and a tail wing attached to a rea... | 08/03/2004 |
| 6712312 | Reconnaissance using unmanned surface vehicles and unmanned micro-aerial vehicles A reconnaissance system and method utilizes an unmanned surface vehicle (USV) and at least one micro-aerial vehicle (MAV). The MAV, equipped for unmanned flight after a launch thereof, is mounted on the USV. Each MAV has onboard wireless communications coupled to an... | 03/30/2004 |
| 6681150 | Insect robot External state detection device detects an environmental state indicating whether there is an obstacle, external light, or a pheromone signal. On the basis of the detection result, sensor identification unit determining device determines an identifying un... | 01/20/2004 |
| 6659397 | Control system for ornithopter An ornithopter with two set of opposed wings maintains powered flight by flapping each set of wings. To dampen vibration, each set of wings move 180 degrees out of phase. To further dampen vibration, the empennage and cockpit are articulated to move verti... | 12/09/2003 |
| 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 with an air inlet 16; an upper cylinder 12; a lower cylind... | 11/11/2003 |
| 6632119 | Winding device and ornithopter utilizing same The present invention relates to a winding device and a flying toy ornithopter device which employs the winding device. The flying toy ornithopter comprises a hollow body which simulates the appearance of a bird, insect or flying machine. A pair of wings ... | 10/14/2003 |
| 6568634 | 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 degrees of movement; movement about a flap axis is indepen... | 05/27/2003 |
| 6565039 | 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 degrees of movement; movement about a flap axis is indepen... | 05/20/2003 |
| 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 remote controller. The ornithopter comprises a body, a ma... | 04/22/2003 |
| 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 air engine and in which compressed air is contained, two p... | 04/01/2003 |
| 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 elongate body of the flying device, so that the entire leading e... | 03/11/2003 |
| 6530541 | 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 with an air inlet 16; an upper cylinder 12; a lower cylind... | 03/11/2003 |
| 6446909 | Reciprocating chemical muscle(RCM) and method for using same A preferred apparatus for generating power from a non-combustive chemical reaction with the power being sufficient to enable motion of the apparatus includes a reaction chamber containing a catalyst that is configured to receive monopropellant fuel. The c... | 09/10/2002 |
