Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7819358 | Aircraft with reduced environmental impact According to the invention, said aircraft comprises at least one engine which has ducted propellers and is mounted on the back of the rear portion of the fuselage, the cowling being able to be oriented about the axis of said engine. ... | 10/26/2010 |
| 7407131 | Method for creating an aeronautic sound shield having gas distributors arranged on the engines, wings, and nose of an aircraft The present invention blocks and/or attenuates the upstream travel of acoustic disturbances or sound waves from a flight vehicle or components of a flight vehicle traveling at subsonic speed using a local injection of a high molecular weight gas. Additional benefit ... | 08/05/2008 |
| 7367532 | High lift longitudinal axis control system A bipartite, full span airplane flap system having an inboard flap portion and an outboard flap portion, wherein the outboard flap portion includes an integrated aileron mounted on its substantially equivalent spanwise length. ... | 05/06/2008 |
| 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 |
| 7308966 | Device for reducing jet engine exhaust noise using oscillating jets A device for reducing engine exhaust noise in an aircraft engine includes a number of oscillating jets which direct an oscillating flow into the engine exhaust. The oscillating jets are connected via channels to a turbomachinery source of high pressure gas, where th... | 12/18/2007 |
| 7290738 | Dual jet emerging lift augmentation system for airfoils and hydrofoils Separate upper and lower plenums within an aircraft airfoil or a sea hydrofoil conduct fluid under different pressures to nozzle slots from which jets emerge to augment lift in accordance with different travel conditions. Lift is induced by nozzle slot emergence of ... | 11/06/2007 |
| 7287725 | Missile control system and method A missile includes a control system having divert and attitude control system thrusters with control valves. Each of the control valves has a nozzle plate having a plurality of small nozzles therein. The nozzle plate includes a pair of portions, one of which is rota... | 10/30/2007 |
| 7278606 | Helicopter having a fusilage section and a tail section coupled thereto A helicopter having: a flow control device provided at one of a lower portion of a side surface of a fuselage and a portion on a lower surface of the fuselage near the side surface and extending downward. ... | 10/09/2007 |
| 7267300 | Aircraft capable of vertical and short take-off and landing Aircraft comprising an airframe having a forward end, an aft end opposite the forward end, a top extending between the forward end and the aft end, and a bottom opposite the top side. The aircraft further includes a power plant mounted on the airframe. In addition, ... | 09/11/2007 |
| 7188802 | Convertible aircraft provided with two tilt fans on either side of the fuselage, and with a non-tilting fan inserted in the fuselage The present invention relates to a convertible aircraft provided with first and second tilt fans disposed on either side of the fuselage a little forward of the center of gravity of the convertible aircraft. In addition, the convertible aircraft includes, in remarka... | 03/13/2007 |
| 7185848 | Mass transfer system for stabilizing an airship and other vehicles subject to pitch and roll moments The invention relates to a mechanism to control the pitch and/or roll and/or center of gravity of a vehicle. The first embodiment is a track-based mass transfer system in which pathways are positioned along or radially terminate at a central horizontal plane of the ... | 03/06/2007 |
| 7185857 | Thrust vector actuation control system and method A thrust vector actuation control system and method is configured to allow self-testing of the entire actuation system and/or its individual system components. The control system also provides real-time, continuous monitoring of actuation system status, and allows s... | 03/06/2007 |
| 7165744 | Turbine engine arrangements A fan turbine engine arrangement is provided in which a core engine is aligned such that an input of a nacelle is aligned with the upwash of a wing to which the arrangement is secured. The engine drives a fan such that bypass flows produced by the fan are guided by ... | 01/23/2007 |
| 7131460 | Automotive coolant control valve A coolant flow valve for controlling the distribution and flow of coolant to replace the radiator thermostat and heater valve currently used in automotive applications. The valve includes a valve rotor rotationally received in a valve housing wherein the rotational ... | 11/07/2006 |
| 7118065 | Lateral thrust control A lateral thrust control is provided for influencing the flight trajectory of a projectile. The control has a main control unit; a central, axially extending main recess in the main control unit; a plurality of thruster recesses in the main control unit for acceptin... | 10/10/2006 |
| 7104497 | Method of synchronizing fin fold-out on a fin-stabilized artillery shell, and an artillery shell designed in accordance therewith This disclosure relates to a method of limiting the yawing motion on the trajectory of an artillery shell during the firing phase using a sliding driving band and completely folded-in guide fins. The shell is converted as soon as possible outside the mouth of the ba... | 09/12/2006 |
| 7096662 | Variable area throat exhaust nozzle with vectorable sideways shifting of exhaust flow A nozzle includes a sideways split and aftwardly swept nozzle ramp extends between a fixed lower nozzle wall and a pivotal upper nozzle wall pivotally connected to an aft end of the nozzle and operable to vary a throat area of a throat of the nozzle. The upper and l... | 08/29/2006 |
| 7055307 | Vectorable nozzle with sideways pivotable ramp A vectorable nozzle includes a longitudinally extending upper fixed wall spaced upwardly and aftwardly of a longitudinally extending lower fixed wall and an aftwardly swept fixed ramp extending between the upper and lower fixed walls. The upper and lower fixed walls... | 06/06/2006 |
| 6951317 | Vehicle, lightweight pneumatic pilot valve and related systems therefor A vehicle, such as a missile, with a pilot valve system controls the vehicle's thrust valves despite a hostile propellant gas environment. The pilot valve system can have one or more pilot valves. Using refractory elements, the pilot valve ball reciprocates between ... | 10/04/2005 |
| 6948306 | Apparatus and method of using supersonic combustion heater for hypersonic materials and propulsion testing A supersonic combustion apparatus and method of using the same including a side wall cavity having an enhanced mixing system with ground-based oxygen injection for hypersonic material and engine testing. ... | 09/27/2005 |
| 6921046 | Creating imbalanced thrust in a center line mounted multi-engine jet aircraft configuration and a method of using imbalanced thrust A centerline mounted overbalanced multiple main jet engine configuration. The multiple jet engines are centerline mounted rather than parallel offset. While each jet engine is a “main” engine, capable of safely operating the aircraft in the event of a failure of... | 07/26/2005 |
| 6863240 | Hovering body To achieve the required optional conformability and navigability of the hovering motion of the hovering body in a free liquid environment, the hovering body is equipped with a suitable created mechanism for optional control of direction and/or the position of the ho... | 03/08/2005 |
| 6758437 | Rocket engine nacelle A nacelle comprised of a rigid shroud and a support truss. The shroud encloses the truss and a rocket engine. The shroud is comprised of three sections, including a top section and two side sections. The top section has openings to permit the communication of lines ... | 07/06/2004 |
| 6752351 | Low mass flow reaction jet A control system for a flying vehicle in an atmospheric environment, the vehicle having an aerodynamic shape including a front end and a rear end including a plurality of attitude control jet nozzles spaced outward from the vehicle near the rear end of the vehicle o... | 06/22/2004 |
| 6629670 | VTOL aircraft with angled thrusters A VTOL aircraft having a fuselage, a first wing extending from one side of the fuselage, a second wing extending from an opposite side of the fuselage, a first thruster supported on the first wing, a second thruster supported on the second wing and a prop... | 10/07/2003 |
| 6548794 | Dissolvable thrust vector control vane A dissolvable jet vane (22/30) is a composite structure, having a support frame (38), a plug leading edge (40) connected to the forward edge (42) of the frame (38), and an insulation layer (44) on the side walls of the support frame (38). The dissolvable ... | 04/15/2003 |
| 6494402 | Lateral exhaust microthruster A microthruster having an inverted exhaust system traps burst diaphragm fragments providing a clean exhaust while an exhaust port provides increased back pressure for efficient combustion of a propellant charge in a fuel cell. A converging diverging micro... | 12/17/2002 |
| 6464167 | Vehicle with vertical wings and a stabilizing torque system of jets to use fluid energy for forward motion Disclosed is a fluid vehicle having one or more vertical wings in contact with the fluid for generating a forward motion. This fluid vehicle also has a stabilizing torque system for generating jets transverse to the forward motion for the purpose of count... | 10/15/2002 |
| 6460801 | Precision guidance system for aircraft launched bombs A jet bomb guidance system in which bi-directional nozzles are fired in a manner to produce force state changes resulting in improved level of control, greater force compatibility and greater efficiency in propellant fuel usage. The system includes four b... | 10/08/2002 |
| 6402091 | Flow-through thrust takeout apparatus A flow-through thrust takeout apparatus comprises an injection manifold (coupler) mounted to an engine and having a manifold passage. A ball line is attached to the injection manifold, and has a ball line passage fluidicly coupled with the manifold passag... | 06/11/2002 |
| 6382557 | Permanently rotating free aerostat mobile in radial translation relative to ambient air The invention concerns a free lighter-than-air aerostat comprising a structure (1, 3, 4, 5) symmetrical relative to a main axis (2), at least one main sealed pressurized chamber (16), one or several particle emitting thrusters (8), adapted to drive the ae... | 05/07/2002 |
| 6371406 | Progressive 3-axis multi-variable propulsion vectoring aerial and spacecraft vehicle The present embodiments and associated methods provide for a progressive 3-axis multi-variable propulsion vectoring aerial and spaceborne vehicle. One embodiment of the vehicle is comprised of top and side air intakes, a curved sphenoid air accumulator, a... | 04/16/2002 |
| 6357672 | Sealing means for a multi-axis nozzle Brush seals formed in hemispherical rings are supported to the end of the convergent nozzle of the each of the clam shells of a multi-axis vector thrust nozzle of a gas turbine engine powering aircraft. The brush seal may be arced or straight and bear aga... | 03/19/2002 |
| 6254031 | Precision guidance system for aircraft launched bombs The disclosure relates to a low cost and highly accurate precision guided system suitable for use in conventional aircraft launched bombs. The system includes a kit mounted upon the nose of the conventional bomb which replaces the conventional fuse dispos... | 07/03/2001 |
| 6250586 | Apparatus and method for controlling the motion of a solid body or fluid stream This invention discloses a fluid dynamic system including a fluid medium separated from a solid medium by a solid boundary, one of which media is moving with respect to the other, apparatus for controlling the motion of the moving medium, comprising, a pe... | 06/26/2001 |
| 6142425 | Apparatus and method for aerodynamic blowing control using smart materials A method and apparatus for controlling the blowing of compressed air from an aerodynamic structure such as an aircraft wing or helicopter rotor blade and thus controlling the aerodynamic properties of the wing comprises a narrow slot (13) in the upper sur... | 11/07/2000 |
| 6036141 | Jet thruster for helicopter antitorque and yaw control system An improved jet thruster system for use in a helicopter without a tail rotor. A non-rotating outer thruster assembly is attached to the rear of the tail boom which, within it, has a source of low pressure air. The outer thruster assembly has a window on e... | 03/14/2000 |
| 6021976 | Operation of a helicopter A thruster for a helicopter is mounted in a rear portion of a tail boom. Two sets of vanes deflect an airflow stream flowing along the tail boom respectively to opposed sides of the tail boom. Two shutters are pivotally arranged partly around the sets of ... | 02/08/2000 |
| 5934609 | Deformable propeller blade and shroud A propeller blade fabricated from composite material having a plurality of pper layers, each upper layer being flexible and having fibers oriented in a first direction. The material further includes a plurality of lower layers, each lower layer being flexi... | 08/10/1999 |
| 5934608 | Efficient bi-directional air flow deflector The bi-directional air flow deflector of the present invention efficiently deflects air to the left opening and the right opening, and minimizes any vertical components of force which may be generated. The air flow vector exiting from each of the openings... | 08/10/1999 |
