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8083178 |
Method and device for piloting an aircraft optimizing the control of the ailerons in an enhanced-lift configuration
In conformance with the invention, based on the incident conditions and velocity, the steering of the ailerons is weakly negative (b0) or corresponds either to the maximum sharpness of the aircraft...
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8079546 |
Samara wing
A samara wing including a main wing with a leading edge and a trailing edge. An aileron has a leading edge and a trailing edge and is pivotally attached proximate the trailing edge of the main wing...
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8074925 |
Aircraft attitude control configuration
An aircraft attitude control configuration enables control surfaces to provide attitude control for an aircraft at hover or low air speed conditions. The aircraft attitude control configuration...
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8074926 |
Structural dynamic stability for an aircraft
An improvement and method for improved structural dynamic stability for 20 and 30 Series Learjets are disclosed. The improvement includes a redistribution of the elevator mass balance to uncouple...
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7997538 |
Aerodynamic fan control effector
A fan control effector for an aircraft comprises at least one blade configured to be pivotably deployable in a radially outward direction from a retracted position to a deployed position such that...
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7581696 |
Aircraft attitude control configuration
An aircraft attitude control configuration enables control surfaces to provide attitude control for an aircraft at hover or low air speed conditions. The aircraft attitude control configuration...
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7424350 |
Vehicle control systems and corresponding sizing methods
Vehicle control systems and methods for sizing such systems are disclosed. In one embodiment of the invention, an actuator mechanism capability is selected, at least one operating requirement is...
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7410133 |
Miniature trailing edge effector for aerodynamic control
Improved miniature trailing edge effectors for aerodynamic control are provided. Three types of devices having aerodynamic housings integrated to the trailing edge of an aerodynamic shape are...
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7331548 |
Control linkage for T-tail aircraft elevator surfaces
Systems and methods for implementing control linkages that may be employed to produce synchronous motion in two adjacent controlled devices controlled by a common input. In one example...
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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...
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6935592 |
Aircraft lift device for low sonic boom
An aircraft lift device comprises a strake capable of coupling to an aircraft fuselage and extending to a leading edge of a wing. The strake has a leading edge. The life device further comprises a...
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6732974 |
Tiperon
A control surface for an air vehicle (e.g., an aircraft, rocket, or missile) is useful for flight control at both subsonic and supersonic speeds. The control surface defines the outboardmost tip of...
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6729579 |
Flight control device for improving the longitudinal stability of an automatically controlled airplane and method of operating same
Flight control system for the longitudinal control of an automatically controlled airplane having adjusting surfaces provided for the longitudinal control which, viewed from the longitudinal axis...
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6467733 |
Aerodynamic control surface system
A flight control system provides a maximized mechanical advantage when the load of the airstream on the airfoil is also at a maximum. A control surface is pivotally mounted for movement through a...
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6283407 |
Fuselage nose for controlling aerodynamic vehicles and method of utilizing same
A control system for aerodynamic vehicles has a fuselage nose segment and at least one strake. The fuselage nose segment is rotationally adjustable with respect to the aircraft fuselage. The at...
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6220551 |
Flight controls with automatic balance
Flight controls with automatic balance for use in controlling the movement of an aircraft through a fluid system, the control system includes ailerons divided into two parts, which at lower speed...
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6173924 |
Low density flexible edge transition
In accordance with the present invention, there is provided a structural transition system for use between an aerodynamic lifting member and an aerodynamic control device attached thereto. The...
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6168379 |
Helicopter rotor blade with a movable flap
A helicopter rotor blade includes a main airfoil body (12) and a movable control flap (3) incorporated in the trailing edge profile of the airfoil body. The flap (3) is movably connected to the...
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6109567 |
Flight controls with automatic balance
Flight controls with automatic balance for use in control of the movement of an aircraft through a fluid system, the control system consists of ailerons divided into two parts, which at low speed...
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6095459 |
Method and apparatus for countering asymmetrical aerodynamic process subjected onto multi engine aircraft
A method and apparatus is provided for countering asymmetrical aerodynamic forces subjected onto an aircraft. Asymmetrical forces are counteracted by this invention automatically by selectively...
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5988563 |
Articulating winglets
The present invention is directed to a unique foldable winglet assembly adaptable for use with an aircraft for maximizing the wing span of the aircraft during cruise operation while reducing wing...
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5918832 |
Wing design using a high-lift center section, augmented by all-moving wing tips and tails
An air vehicle defining a plane of symmetry includes a pair of outboard panels which are rotatably mounted on the lifting body of the vehicle and respectively extend in opposite directions from the...
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5895015 |
Automatic flap
An automatic flap that uses on each wing two adjacent fins, one of which is smaller and is located on the middle or front of the wing, the other, which is larger, on the bottom rear of the wing,...
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5887828 |
Seamless mission adaptive control surface
An airfoil is provided with a seamless control surface which comprises upper and lower skins fixed to a spanwise extending spar and extending chordwise to a trailing edge and having an outer...
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5707029 |
Aileron/elevators and body flap for roll, pitch, and yaw control
The present invention discloses an aircraft control system having simultaneously controllable rear aileron/elevators and a retractable body flap for longitudinal stabilization. The...
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5538202 |
Hydraulic actuation system for aircraft control surfaces
A hydraulic actuation system for an aircraft control surface such as an elevon. A pair of spaced pivot points are provided to alternately rotate the control surface either clockwise or...
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5518210 |
Seal plate for aircraft movable flight control surfaces
A fixed seal plate for an aircraft functions to seal the gap between a movable flight control surface and its associated airfoil when the control surface is in a deflected position. The seal plate...
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5487351 |
Control surface for underwater vehicle
A control surface for a vehicle comprising a flexible elastomeric body with ts base joined to the vehicle to form a smooth surface, a rigid tip bar joined to the distal end of the body, and a...
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5474257 |
Deployable wing
The deployable wing of the present invention comprises an internal structure having diverging leading edge spars attached to a keel spar and cross spars to form a delta wing configuration. This...
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5375793 |
Process for the control of the control surfaces of an aircraft for the low speed compensation of a lateral path deviation
The present invention relates to a process for the automatic control of the control surfaces of an aircraft for the low speed compensation of a lateral path deviation, in which beyond a given...
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5322243 |
Separately banking maneuvering aerodynamic control surfaces, system and method
A maneuvering system for a flight vehicle rotates a lifting aerodynamic surface of the flight vehicle about an axis parallel with a direction of flight of the vehicle in a rotational direction...
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5297764 |
Air foil providing vortex attenuation
An airfoil (24) providing vortex attenuation includes an outboard area (28). The outboard area has a foil extension portion (30) having a high pressure surface (32). The high pressure surface has...
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5288039 |
Spanwise graded twist panel
A closed shear flexible panel has upper and lower surfaces each having front ends which define a leading edge and rear edges which define a trailing edge. The rear edges are slideable...
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5271579 |
Recreational and sport rocket construction
A recreational rocket (10) has a nose cone assembly (18,33) movable with respect to the main rocket body 12 between two limits. Each of a pair of fins (20) on the nose cone assembly (18,33) has a...
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5224665 |
Split span vee tail control arrangement for air vehicle
An active flight control arrangement for an air vehicle that includes a split span vee fin tail control arrangement whereby inner and outer spans of each fin are independently operable to provide...
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5222699 |
Variable control aircraft control surface
A variable contour control surface (30a) and a transition section (30a) are designed to eliminate the discontinuities that exist between an aircraft wing control surface and the wing itself. The...
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5186420 |
Articulated fin/wing control system
An articulated control surface is provided for hydrodynamic control utilig a moldable control surface. The central surface is shaped by contracting and elongating wire bundles fabricated with...
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5176338 |
N-dimensional fighter aircraft
An improved fighter aircraft has three primary lifting surfaces acting as wings on the airframe. The lifting surfaces are attached 120 degrees apart on the airframe so the fighter may turn in any...
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5156358 |
Aircraft outboard control
An outboard control surface for an aircraft. The control surface is operably connected to wing side edges of the aircraft and includes a forward flap and a rearward flap with at least one of the...
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5150861 |
Variable sweep side force generator and roll control device
In an airborne vehicle utilizing tail fins to provide directional control by use of the sideslip maneuver, a variably positionable side force generator airfoil that is positioned in response to the...
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5135186 |
Flutter control system for aircraft wings
A flutter control system of an aircraft wing comprising an actuator mounted on the aircraft wing to control a control surface, flight control command unit for outputting an actuation command signal...
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5094411 |
Control configured vortex flaps
Individually deflectable, segmented, vortex flaps are provided on the leading edges of a delta wing supersonic aircraft to permit selective lateral and directional control moments to be created on...
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5054720 |
Trapped vortex cavity
An airfoil having a trailing edge member pivotally connected to a leading edge member. The trailing edge member having a vortex generating cavity that can be exposed or concealed from a stream of...
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4979700 |
Rotary actuator for leading edge flap of aircraft
A rotary geared actuator for pivotally connecting a flap to a wing of an aircraft, includes at least two adjacent actuator slices rotatably coupled together, each actuator slice including a sun...
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4962902 |
Aircraft control surface linkage
An improved linkage for the control surfaces, e.g., flaps, of a fighter airplane. The wing of the fighter aircraft includes a thin flap which has inwardly extending portions that extend inwardly of...
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4930726 |
Built-in control flaps for a multi-cell wing type canopy
A built-in control flap for a ram air, multi-cell, wing type canopy having a ram air inlet is located in each side of the canopy at the rear portion thereof. Each built-in control flap is separated...
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4917333 |
Actuated forebody strakes
Actuated forebody strakes provide yaw control at high angles of attack. In one embodiment, the strakes are axially slidable in the forebody to be deployed out of slots provided for the strakes in...
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4796192 |
Maneuver load alleviation system
A system for reducing wing root bending moment load during aircraft maneuvers. The system operates to reduce the lift on the outboard section of the wing by moving an outboard flap upward in...
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4729528 |
Aeroelastic control flap
Auxiliary aeroelastic control flaps arranged on the leading edge of an aircraft's wings at or near the wing tips and ahead of the ailerons for actuation under control of the pilot. The aeroelastic...
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4720062 |
Aileron for an airplane wing
Aileron for an airplane wing controlled by a reversible control system. The aileron comprises a first section extending generally behind the pivot axis of the aileron parallel to the longitudinal...
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