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| Number | Title | Issue Date |
| 8181910 | Method, apparatus, and system for deflecting air approaching a wing Fluid having a velocity approaching a surface having a leading edge may be deflected. An electric field may be projected ahead of the leading edge of the surface to ionize at least some molecules of the fluid approaching the wing. The strength of the electric field ... | 05/22/2012 |
| 8162260 | Monomolecular carbon-based film for forming lubricious surface on aircraft parts A monomolecular carbon-based film can be placed on an aircraft part, such as the leading edge designed to directly impinge against air during flight, ascent or descent, in order to form a smooth surface having increased lubricity and reduced air friction. The aircra... | 04/24/2012 |
| 8113466 | System and method for drag reduction A system and method for drag reduction allows thrust output, fuel efficiency or both to be maximized. Specifically, a rear portion of a body or motor vehicle may be modified to increase thrust output, fuel efficiency or both by creating a stagnation area, a suction ... | 02/14/2012 |
| 8096507 | Methods and apparatus for optical propagation improvement system An aircraft turret and fairing assembly for facilitating transmission of a directed energy beam from a directed energy device includes a turret section for directing an energy beam. The assembly also includes a fairing section aft of and adjacent to the turret secti... | 01/17/2012 |
| 8083183 | Air discharge device for an aircraft An air discharge device includes a grid that is connected to an aerodynamic surface of an aircraft. The grid includes a number of openings delimited by intermediate zones that are arranged in the extension of the aerodynamic surface of the aircraft and at least one ... | 12/27/2011 |
| 7967253 | Antenna fairing and method A fairing suitable for enclosing a component mounted on an exterior surface of a mobile platform, and more particularly on an outer surface of a high speed mobile platform such as a jet aircraft or an aerospace vehicle. The fairing provides aggressive closure angles... | 06/28/2011 |
| 7815147 | Reinforced cover for cut-outs in an aerodynamic contour Reinforced cover for cut-outs in an aerodynamic contour of a vehicle, with a first attachment section 1a attachable to a structural element (2,5) of the vehicle (11); a second elastic section 1c which covers the cut-out (... | 10/19/2010 |
| 7798448 | Flow-driven oscillating acoustic attenuator An apparatus for attenuating acoustic resonance generated by flow over a cavity in a surface comprises a plurality of flat flaps proximate to an upstream edge of the cavity. The flaps are disposed in an array spaced in a width direction of the cavity edge, and are o... | 09/21/2010 |
| 7775480 | Flying object for transonic or supersonic velocities The invention relates to a flying object being moved with transonic or supersonic velocities. Known flying objects comprise so called “aerospikes” used for reducing the wave drag and improving the airflow at the front surface of the flying object. The positive e... | 08/17/2010 |
| 7694915 | Covering device for a hinge of an aircraft Hinges, in particular in doors of aircraft, have poor aerodynamics. According to one embodiment of the present invention, a covering device for a hinge of an aircraft is provided with a flexible covering, which for example is stretched, with a closed hinge, over the... | 04/13/2010 |
| 7669800 | Reinforced cover for gaps in an aerodynamic contour Reinforced cover for gaps in an aerodynamic contour of a vehicle, with a first attachment section 1a attachable to a structural element 2, 5 of the vehicle 11, on a first axial plane I; a second elastic section 1c which cove... | 03/02/2010 |
| 7604201 | Nacelle drag reduction device for a turbofan gas turbine engine The nacelle drag reduction device comprises a substantially circular and axis symmetrical external airfoil concentric with a aft section of the nacelle and located outside a propulsive jet zone defined behind the engine when operating, the airfoil being positioned a... | 10/20/2009 |
| 7413262 | Hub for wheel of human powered vehicle A hub for a human powered vehicle includes a rotation axis, a hub body formed generally symmetrically about the rotation axis, the hub body having a radially-outward-facing surface that includes a plurality of surface features for improving the aerodynamic efficienc... | 08/19/2008 |
| 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 presented, which vary in details of how the control surface can move. A bu... | 08/12/2008 |
| 7407135 | Aircraft provided with a belly fairing, and corresponding belly fairing In an aircraft comprising a fuselage and a belly fairing, the fairing is made of two independent parts. For example, a first part of the fairing comprises a front section, a central section and a first portion of a rear section. A second part of the fairing comprise... | 08/05/2008 |
| 7392963 | Supersonic flight vehicle A supersonic guided weapon has radiation sensitive apparatus carried behind a radiation transparent window the window being formed within an open recess in the weapon nose, the recess being such that at supersonic speeds it forms shock waves which trap air within th... | 07/01/2008 |
| 7380756 | Single dielectric barrier aerodynamic plasma actuation A single dielectric barrier aerodynamic plasma actuator apparatus based on the dielectric barrier discharge phenomenon is disclosed and suggested for application to aerodynamic uses for drag reduction, stall elimination and airfoil efficiency improvement. In the pla... | 06/03/2008 |
| 7357442 | Post pressurizing material treatment for bodies moving through fluid A post pressurizing material is preferably embodied in a layered system of gridwork in the form at least two back-to-back screens which can be attached to the rear surface of a body with a peripheral border around the screens. The screens have the ability to entrap ... | 04/15/2008 |
| 7357351 | Linear shock wave absorber A linear cavity is provided on the leading edge of an object that is subject to the flow of liquids or gasses, where said cavity preferably has a wall that follows the curvature of a diminishing sine wave, although other configurations are possible that do not follo... | 04/15/2008 |
| 7357358 | Aircraft leading edge device systems and corresponding sizing methods Aircraft leading edge device systems and methods for sizing such systems are disclosed. In one embodiment, a spanwise lift coefficient distribution for an airfoil corresponding to at least one design condition and at least one aircraft angle of attack is identified,... | 04/15/2008 |
| 7341225 | Aircraft wing and aeroengine arrangement for attenuating engine noise An aircraft comprising an aeroengine and a noise reflective surface, the aeroengine capable of generating a hot exhaust jet and noise characterized in that the reflective surface is profiled to reflect noise from the aeroengine into the hot exhaust jet thereby atten... | 03/11/2008 |
| 7334760 | Flow control device and method of controlling flow The present invention relates to a flow control device and more particularly to reactive self-contained modular flow control device with deployable flow effectors. The present invention further relates to a method of operating the flow control device. One emb... | 02/26/2008 |
| 7334998 | Low-noise fan exit guide vanes Low-noise fan exit guide vanes are disclosed. According to the present invention a fan exit guide vane has an outer shell substantially shaped as an airfoil and defining an interior cavity. A porous portion of the outer shell allows communication between the fluctua... | 02/26/2008 |
| 7331752 | Method of conversion of continuous medium flow energy and device for conversion of continuous medium flow energy A device and method for conversion of the energy of medium flows are provided. The proposed device and method ensure suppression of the vortex streams in the flow on the leg of its motion along the radially converging trajectories and concentration of the flow energ... | 02/19/2008 |
| 7328770 | Strap silencer There is a noise reduction device for reducing noise from a vibrating strap. There is a securing member including a strip of material having a first surface including hook material and a second surface including loop material, wherein the securing member is configur... | 02/12/2008 |
| 7322546 | Performance airplane wing with tip tank assembly The present development relates to an improved wing having a tip tank assembly. The tip tank assembly is attached to a distal end of an outer wing section. The tip tank assembly includes a tank, a pair of mounting brackets and a fairing assembly. The fairing assembl... | 01/29/2008 |
| 7316539 | Vane assembly with metal trailing edge segment Embodiments of the invention relate to a vane assembly formed by a forward airfoil segment and an aft airfoil segment. The aft segment is made of metal and can define the trailing edge of the vane assembly. The forward segment can be made of ceramic, CMC or metal. T... | 01/08/2008 |
| 7311287 | Methods for incorporating area ruled surfaces in a supersonic aircraft A vertical stabilizer is configured to minimize the rate of change of cross-sectional area distribution of the vehicle or device to which the vertical stabilizer is mounted. One or more “waisted” areas can be included at the tip and/or the root of the vertical s... | 12/25/2007 |
| 7309046 | Method for determination of fuselage shape of supersonic aircraft, and fuselage front section shape Objectives to be achieved by this invention are the provision of a method for determining the ultimate fuselage shape of supersonic aircraft by integral modification of the upper and lower surface shapes of the fuselage, to reduce sonic boom without increasing wave ... | 12/18/2007 |
| 7278825 | Method and system for regulating fluid over an airfoil or a hydrofoil The present invention features a fluid flow regulator that functions to influence fluid flow across an airfoil or hydrofoil, as well as various rotating or rotary devices, including propellers, impellers, turbines, rotors, fans, and other similar devices, as well as... | 10/09/2007 |
| 7278609 | Movable nose cap and control strut assembly for supersonic aircraft A nose cap and control strut assembly for supersonic aircraft is disclosed. In one embodiment, the nose cap extends forward from the nose of the aircraft to deflect shock waves and decrease draft during supersonic flight. In another embodiment, control struts extend... | 10/09/2007 |
| 7270520 | Fairing for the rotor of a rotorscraft A fairing C is arranged on a rotor 9 of a rotorcraft having a cap 5 secured to the end 10 of the head of the rotor 9. The fairing C further comprises at least one air deflector member D provided with a ring 6 and spacers 4, ... | 09/18/2007 |
| 7267303 | Method and system for providing cruciform steered, bent biconic and plasma suppression for maximum accuracy A system for reducing plasma induced communication disruption is disclosed. The system utilizes an electrophilic gas injectant, bent reentry vehicle nose shaping and a number of flaps configured to provide 3-axis steering capability. Injecting electrophilic gas inje... | 09/11/2007 |
| 7262394 | Mortar shell ring tail and associated method There is provided a ring tail for a ballistic projectile and an associated method that facilitate maneuverability of the ballistic projectile. The ring tail comprises a ring member having a generally cylindrical wall and at least one rod joined to an aft section of ... | 08/28/2007 |
| 7255044 | Projectile having circumferential members for varying a base cone angle of the projectile as a function of speed A method for enhancing an aerodynamic performance of an unmanned projectile. The method including at least one of the following: (a) morphing a cross-sectional shape of the projectile after launch thereof; (b) morphing a longitudinal shape of the projectile after la... | 08/14/2007 |
| 7255387 | Vortex strake device and method for reducing the aerodynamic drag of ground vehicles An improved method and device for the reduction of aerodynamic drag and for increased fuel economy of ground vehicles by increasing the pressure on the rear surface of the vehicle with a plurality of vortices generated along the top and side surfaces of the ground v... | 08/14/2007 |
| 7255062 | Pseudo surface microwave produced plasma shielding system A pseudo surface microwave produced plasma shielding system is a simple device that creates a prescribed plasma environment with a prescribed plasma density gradient, and protects an object surrounded by this environment as a shield. Pseudo surface microwaves intera... | 08/14/2007 |
| 7252263 | Design methods and configurations for supersonic aircraft Methods for configuring aircraft that may be implemented to integrate aircraft sonic boom constraint requirements with the design process for a supersonic aircraft, for example, to reconcile a target sonic boom constraint with the internal layout and balance of the ... | 08/07/2007 |
| 7237752 | System and method for reducing plasma induced communication disruption utilizing electrophilic injectant and sharp reentry vehicle nose shaping The present invention discloses a system and a method for reducing plasma induced communication disruption utilizing electrophilic injectant and sharp reentry vehicle nose shaping. Injecting electrophilic gas into plasma accomplishes reduction of plasma induced comm... | 07/03/2007 |
| 7226325 | Device for stabilizing re-entrant cavity flows past high-speed underwater vehicles A stabilizing device for a supercavitating vehicle that isolates re-entrant jet flows of liquid from its cavity. The device has a receiving means positioned on the supercavitating vehicle where the re-entrant jet flow impinges on the supercavitating vehicle. An exit... | 06/05/2007 |
