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| Number | Title | Issue Date |
| 8167239 | Turbojet for aircraft, aircraft equipped with such a turbojet, and method for mounting such a turbojet on an aircraft The disclosed embodiments relates to a jet engine for an aircraft, characterized in that it bears at least one stabilizer, the stabilizer being fastened on the rigid structure of said jet engine so as to form a one-piece assembly. The jet engine can also bear one or... | 05/01/2012 |
| 8152095 | Aircraft having a reduced acoustic signature An aircraft, the propulsive units of which include engines, and which is distinguished by reduced noise emissions, includes a wing structure fixed to an upper region of the fuselage, and a vertical tail system having at least two vertical stabilizers which are gener... | 04/10/2012 |
| 8128023 | Aircraft with jet engines arranged at the rear When an aircraft is propelled by at least one jet engine fixed in a rear part of the aircraft, at least one substantially horizontal rear aerodynamic surface, the rear horizontal surface, is arranged at the rear of the aircraft and at least one jet engine is fixed u... | 03/06/2012 |
| 8074924 | Low-noise aircraft, particularly at take-off and landing An aircraft includes a rear vertical tail unit having two tail fins forming, with the rear part of a fuselage, a channel on the back of the fuselage. A turbine engine is arranged on the back of the fuselage so that gas streams generated by the turbine engine penetra... | 12/13/2011 |
| 7980510 | Small unmanned aircraft A small unmanned airplane includes; a main wing having a camber airfoil whose under surface is approximately flat, narrowing in the shape of taper to a blade tip, leading edge of which holds sweepback angle, of flying wing type which has an aerodynamic surface of ta... | 07/19/2011 |
| 7926760 | Method for producing an aircraft with reduced environmental impact and the aircraft thus obtained An aircraft with reduced environmental impact includes a turboprop, having two contra-rotating propellers, disposed on the rear portion on the back of the aircraft's fuselage so that the interaction noise of the propellers is masked, in the forward direction, by the... | 04/19/2011 |
| 7905449 | Multi-engine aircraft A multi-engine aircraft includes at least two first engines and a third engine located at a rear part of the fuselage, containing rear tail sections, along a vertical longitudinal plane of symmetry of the fuselage. The rear tail sections define a channel which is sy... | 03/15/2011 |
| 7717369 | Power plant for a rotary wing aircraft The present invention relates to a power plant (18) comprising at least one turboshaft engine (8) behind a gearbox (7) for driving a rotor (3) of a rotary wing aircraft (1), the air inlet body (20) of the engine (8) h... | 05/18/2010 |
| 7568657 | VTOL personal aircraft A vertical take-off and landing (VTOL) aircraft comprises (1) a fuselage having a front end, a rear end and two lateral sides, the fuselage defining a substantially horizontal central longitudinal axis of the aircraft; (2) an aircraft tail arranged at the rear end o... | 08/04/2009 |
| 7407133 | Using imbalanced thrust in a multi-engine jet aircraft Methods of operating a multi-engine jet-aircraft. According to one embodiment of the present invention, a first jet engine and a second jet engine are provided. One of the jet engines has a lesser maximum thrust capability than the other jet engine as a result of li... | 08/05/2008 |
| 7377466 | Propulsion system for miniature vehicles A propulsion system for miniature vehicles, such as model airplanes, having multiple direct-current motors arranged radially about a central axis of the propulsion system that drive a propeller system. ... | 05/27/2008 |
| 7364118 | Propulsion arrangement In order to achieve greater operational efficiency a propulsive arrangement is provided in which a relatively large number of small propulsive assemblies 9; 31, 32, 33 are provided in aircraft structures in particular the wing 7; 30. The assemblies ... | 04/29/2008 |
| 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 implementation, a semi-rigid modified constant velocity (CV) joint control linkag... | 02/19/2008 |
| 7328870 | Aircraft propulsion system comprising four engines with pusher propellers An aircraft propulsion system includes four engines with pusher propellers. The engines are mounted in pairs on the wings of the aircraft and the respective directions of rotation thereof, when viewing the engines from the rear of the aircraft from left to right, ar... | 02/12/2008 |
| 7325770 | Mounting of engine onto an aircraft structure The invention pertains to an engine mount onto an aircraft structure comprising at least one connection means between a first and a second element such as an engine case and said structure, characterized by the fact that said connection means comprises an eccentric ... | 02/05/2008 |
| 7316372 | Fuselage spar for aircraft and central sparbox provided with such a spar A fuselage spar for aircraft is vertically mounted between an upper surface panel and a lower surface panel of the fuselage at the junction between a first wing structure spar and a second wing structure spar symmetrical with the first wing structure spar relative t... | 01/08/2008 |
| RE39972 | Detachable integral aircraft tailcone and power assembly The present invention provides a tailcone and power assembly mountable to the body of an aircraft using a height adjustable dolly. The tailcone assembly comprises a longitudinal support member, a gas turbine engine mounted to the support member; a firewall; two curv... | 01/01/2008 |
| 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 |
| 7216922 | Fairing panel retainer apparatus A fairing panel retainer can include a retainer strip that is configured to conform to the contour of a vehicle body. The retainer strip includes alternating body attachment segments and raised panel attachment segments in a generally corrugated configuration. In ad... | 05/15/2007 |
| 7198225 | Aircraft control system A solar rechargeable, long-duration, span-loaded flying wing, having no fuselage or rudder. Having a two-hundred foot wingspan that mounts photovoltaic cells on most all of the wing's top surface, the aircraft uses only differential thrust of its eight propellers to... | 04/03/2007 |
| 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 |
| 7188803 | Vertical take-off and landing aircraft A vertical take-off and landing aircraft is provided with a plurality of thrust generators which generate thrust substantially vertically upward with respect to the aircraft; a first prime mover which drives the thrust generators, and an occupant seat. At least one ... | 03/13/2007 |
| 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 |
| 7107757 | Aircraft provided with thrust reversers Some but not all engines of an aircraft are provided with thrust reversers. A safety device disables, at least from the position corresponding to idling, the action of the throttles corresponding to the engines devoid of thrust reversers when the thrust reversers ar... | 09/19/2006 |
| 7107755 | Engine arrangement An engine arrangement (14) comprises a gas turbine engine unit (16) and first and second support members (18, 20) extend from a structural component (24) of the engine casing (22) to support the engine unit in a position spaced fro... | 09/19/2006 |
| 7097136 | Immersible unmanned air vehicle and system for launch, recovery, and re-launch at sea A sea-launched and recovered unmanned aircraft is disclosed. The aircraft is jet-powered and has features and systems to maintain watertight integrity such that it may be released from a submerged submarine or dropped into a body of water by a ship or an aircraft. T... | 08/29/2006 |
| 7073750 | Propulsion system for model airplane An improved structure and method for powering the flight of a model airplane by positioning the motors and propellers on the back side of the top wings of an airplane using a single or double-deck wing design so that the propellers and motors of the airplane are bet... | 07/11/2006 |
| 7044422 | Gyrostabilized self propelled aircraft An unmanned air vehicle comprises a fuselage that defines aerodynamic flight surfaces, an engine mounted to the fuselage having an engine shaft arranged to rotate about a longitudinal axis with respect to the fuselage, and a propeller mounted to the engine shaft so ... | 05/16/2006 |
| 7017508 | Hydrodynamically and aerodynamically optimized leading and trailing edge configurations A novel concept for a hydrodynamically and aerodynamically improved leading edge and trailing edge structure is primarily suited for high-speed motion, such as near Mach 1 and above, but also for slow-speed motion and for stationary operation, where stationary struc... | 03/28/2006 |
| 7014145 | Variable position intake for an aircraft mounted gas turbine engine An aircraft (10) comprises a wing (12) having an upper surface (16) and a lower surface (18) and at least one turbofan gas turbine engine (20) mounted on the wing (12). The axis (34) of the at least one turbofan gas t... | 03/21/2006 |
| 7007890 | Turbojet designed to be fixed onto the AFT part of the fuselage of an aircraft, in upper position The turbojet according to the invention is designed to be fixed onto the upper part of the aft section of the fuselage of an aircraft using at least one coat hanger, the turbojet comprising a fan, a forward casing, an aft casing, accessories arranged around the peri... | 03/07/2006 |
| 6997415 | Method and arrangement for aircraft fuel dispersion Method and arrangement for dispersing fuel 62 within a fuel containment system 60 of an aircraft 30 including utilizing a fuel containment system on an aircraft that is located at least partially within a wing 34 of the aircraft and defin... | 02/14/2006 |
| 6978971 | Methods and apparatuses for controlling airflow proximate to engine/airfoil systems Methods and apparatuses for controlling airflow proximate to engine/airfoil systems are disclosed. In one embodiment, an aircraft system includes an airfoil and an engine unit at least proximate to the airfoil with a gap between a portion of the airfoil and a portio... | 12/27/2005 |
| 6976654 | Vertical takeoff and landing aircraft A flight capable mobile platform adapted for covert deployment is provided. The mobile platform is additionally adapted to have a reduced vulnerability to hostile detection and aggression. The mobile platform includes a fuselage having a pair of sidewalls and a bott... | 12/20/2005 |
| 6969029 | Methods and systems for removing material from aircraft flight surfaces Methods and systems for removing material from aircraft flight surfaces are disclosed herein. In one embodiment, an aircraft nacelle includes an inlet housing having a lip, a wiper positioned at the lip and movable relative to the lip, and a drive assembly positione... | 11/29/2005 |
| 6964397 | Nacelle chine installation for drag reduction An apparatus and a method for reducing drag over an aircraft wing assembly in operational angle of attack situations are disclosed. The aircraft wing assembly includes a wing and an engine nacelle mounted to the wing. A nacelle chine is mounted on an outboard side o... | 11/15/2005 |
| 6945494 | Variable position intake for an aircraft mounted gas turbine engine An aircraft (10) comprises a wing (12) having an upper surface (16) and a lower surface (18) and at least one turbofan gas turbine engine (20) mounted on the wing (12). The axis (34) of the at least one turbofan gas t... | 09/20/2005 |
| 6938855 | Hooking strut of an engine under the wing unit of an aircraft A strut (10) for hooking an engine (16) under a wing body assembly (12) of an aircraft comprises a rigid structure as well as a mechanism for hooking this structure under the wing body assembly. This mechanism comprises a front fastener (22 | 09/06/2005 |
| 6938854 | Integrated and/or modular high-speed aircraft An integrated and/or modular high-speed aircraft and method of design and manufacture. The aircraft can have a supersonic or near-sonic cruise Mach number. In one embodiment, the aircraft can include an aft body integrated with a delta wing and a rearwardly tapering... | 09/06/2005 |
| 6926232 | Variable cycle propulsion system with compressed air tapping for a supersonic airplane A variable cycle propulsion system for a supersonic airplane, the system comprising at least one engine having at least one compressor and capable of generating thrust for supersonic flight speeds, and at least one auxiliary propulsion assembly separate from said en... | 08/09/2005 |
