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| Number | Title | Issue Date |
| 7364115 | System and method for controlling engine RPM of a ducted fan aircraft An aircraft including a ducted fan and an engine for driving the ducted fan includes a plurality of vanes movably mounted to the aircraft at a substantially rectangular exhaust end of the aircraft. Each of the plurality of vanes is substantially rectangular or squar... | 04/29/2008 |
| 7278257 | Turbojet electromechanical thrust reverser with synchronized locking devices A turbojet thrust reverser has two doors that are displaceable between a reverser open position and a reverser closed position, each door being controlled by a respective electronic control unit connected to a FADEC, and each door having a respective locking device ... | 10/09/2007 |
| 7188477 | High temperature dynamic seal for scramjet variable geometry A seal assembly for use in an engine, such as a scramjet engine, having a movable element, such as inlet cowl flap, is provided. The movable element has an outboard structural member which requires thermal protection. The seal assembly includes a sealing element and... | 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 |
| 7146796 | Nested latch thrust reverser A thrust reverser includes reverser doors pivotally mounted in a nacelle. Each door includes a latch pin mounted at a distal end thereof. A complementary latch hook is pivotally mounted in the nacelle for engagement with the pin to latch closed the reverser door. A ... | 12/12/2006 |
| 7104500 | Thrust reverser with sliding pivot joints A target type thrust reverser is provided for reversing the thrust of jet engines, particularly on aircraft. The thrust reverser preferably has a plurality of doors that occupy a stowed position about the nozzle of the jet engine until deployed. In the stowed positi... | 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 |
| 7055329 | Method and apparatus for noise attenuation for gas turbine engines using at least one synthetic jet actuator for injecting air A method enables a gas turbine engine to be operated. The method comprises channeling exhaust gases from a core engine through an exhaust assembly and past at least one flow boundary surface, and selectively operating a noise suppression system extending from the at... | 06/06/2006 |
| 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 |
| 7051512 | Fluidic diverter valve with a variable valve-bore clearance A fluidic diverter valve includes valve element freely disposed within a valve bore. The valve bore has a cross sectional area that varies. As a result, the clearance between the valve element and an inner surface of the valve bore also varies. This variation in cro... | 05/30/2006 |
| 7007454 | Locking system on a cascade thrust reverser The invention provides a locking system on a cascade thrust reverser for a bypass turbojet, the reverser (20) comprising guide means (60) for the movable parts (50), and the guide means (60) comprising rails (64) attached to the mo... | 03/07/2006 |
| 6966175 | Rotary adjustable exhaust nozzle An exhaust nozzle includes an exhaust duct with an outlet and a row of radial apertures upstream therefrom. A radial frame surrounds the duct upstream from the apertures. A row of flaps are hinged to the frame to selectively cover and uncover the apertures for contr... | 11/22/2005 |
| 6845945 | Thrust reverser with sliding pivot joints A target type thrust reverser is provided for reversing the thrust of jet engines, particularly on aircraft. The thrust reverser preferably has a plurality of doors that occupy a stowed position about the nozzle of the jet engine until deployed. In the stowed positi... | 01/25/2005 |
| 6786315 | Thrust reverser system with sequential torque decoupler An aircraft thrust reverser system that includes a power drive unit operable to supply a drive force. The power drive unit includes a motor and a torque decoupler that sequentially decouples the power drive unit from a plurality of loads. The torque decoupler includ... | 09/07/2004 |
| 6786039 | Thrust reverser actuator with an automatic relock and lock drop prevention mechanism A thrust reverser system includes one or more actuators each having a locking mechanism that prevents unintended actuator movement, and thus unintended thrust reverser movement. Each of the actuators additionally includes a lock inhibitor assembly that engages the l... | 09/07/2004 |
| 6764045 | Bi-fold thrust reverser door assembly An aircraft engine thrust reverser includes a bi-fold door having a first panel pivotally attached to a nacelle and a second panel hingedly connected to the first panel. The second panel is slidingly received within a pair of tracks disposed within the nacelle. A co... | 07/20/2004 |
| 6684623 | Gearless electric thrust reverser actuators and actuation system incorporating same A gearless electric thrust reverser actuator includes an electric motor that is coupled to a jack screw without any intervening gears. The actuator may additionally include all of the actuation and sensing components in a single actuation package. Thus, t... | 02/03/2004 |
| 6625972 | Thrust reverser sleeve lock A thrust reverser system for a jet engine has a thrust reverser sleeve lock, preferably for each thrust reverser sleeve, that provides at least one of the redundant anti-deployment mechanisms of the thrust reverser. The thrust reverser sleeve lock has a l... | 09/30/2003 |
| 6604355 | Thrust reverser hook latch system A hook latch antideployment system for a thrust reverser having at least one thrust reverser sleeve that translates between a deployed and stowed positions and a thrust reverser actuation system that translates the thrust reverser sleeve. The thrust rever... | 08/12/2003 |
| 6598386 | Jet engine thrust reverser system having torque limited synchronization A thrust reverser system that has one or more moveable thrust reverser components for redirecting the thrust of a jet engine. The thrust reverser system has a torque limiter coupled between synchronization mechanisms that mechanically couple actuators use... | 07/29/2003 |
| 6546715 | Cascade-type thrust reverser A thrust reverser for a turbofan engine having an air duct defined radially inwardly by a cowl around a gas turbine and radially outwardly in part by a fan case of the engine includes a bulkhead that is adapted to be mounted on the fan case. A translating... | 04/15/2003 |
| 6526744 | System and method for controlling the stowage of jet engine thrust reversers A system for controlling one or more jet engine thrust reversers includes a motor, a position sensing device, and a controller circuit. The motor is coupled to one or more jet engine thrust reverser moveable components for moving the one or more thrust re... | 03/04/2003 |
| 6487845 | Pivot fairing thrust reverser A thrust reverser includes a pair of doors covering corresponding portals in an exhaust duct between an inlet and outlet nozzle at opposite ends thereof. The duct also includes a pair of side beams having actuators mounted thereon, and operatively joined ... | 12/03/2002 |
| 6385964 | Thrust reverser having a bypass vane-cascade and fitted with a stationary rear structure A thrust reverser for a turbojet engine is provided with at least one displaceable assembly including a displaceable cowling portion and a flap. The displaceable cowling portion and the flap each subtend stationary upstream and downstream cowling portions... | 05/14/2002 |
| 6315239 | Variable coupling arrangement for an integrated missile steering system An integrated system for missile steering, which uses both jet reaction control (JRC) and aerofin control systems, is provided with a variable coupling mechanism for adjusting the relative responsiveness of the two systems in accordance with the pressuriz... | 11/13/2001 |
| 6311928 | Jet engine cascade thrust reverser for use with mixer/ejector noise suppressor A cascade thrust reverser for use with a mixer/ejector noise suppressor has a set of internal blocker doors controllably moveable between a stowed position, where engine exhaust passes through and out the tailpipe, and a deployed position, where engine ex... | 11/06/2001 |
| 6260801 | Swing pivot thrust reverser A hinge arm for a thrust reverser door may be mounted to an exhaust nozzle using an aft mount. The mount includes a frame for attachment to the nozzle. A swing link has a first pin pivotally joined to the frame, and a second pin for pivotally joining the ... | 07/17/2001 |
| 6256980 | Thrust reverser with turning vanes capable of being superposed A thrust reverser for a turbofan jet engine having a stationary structure defining an upstream part of a fan cowling and an axially displaceable, annular structure located downstream of the stationary structure, wherein the inner surface of the fan cowlin... | 07/10/2001 |
| 6151885 | Turbojet-engine thrust reverser with internal clamshells A turbojet-engine thrust reverser comprises a displaceable sub-assembly including two internal clamshells (12) mounted on stationary pivots (18) of a stationary structure (1) and an annular, axially displaceable structure (11). The displaceable structure ... | 11/28/2000 |
| 6151884 | Turbojet engine thrust reverser door spoilers with motion controlling drive system A bypass turbo-fan type turbojet-engine having a thrust reverser utilizing pivotally mounted bypass flow deflecting doors, each door having a movable, retractable spoiler at its upstream edge. A control actuator for driving each movable spoiler relative t... | 11/28/2000 |
| 6151883 | Aircraft propulsive power unit thrust reverser with separation delay means In an aircraft propulsive power unit a thrust reversing arrangement includes a flow redirecting structure having a flow redirecting downstream wall against which gaseous fluid flow in a first flow direction impinges to turn the flow into a second flow dir... | 11/28/2000 |
| 6105364 | Vstovl engines A turbofan engine is provided with a conventional air by-pass duct communicating with a plenum chamber downstream of the engine core, vectoring nozzles upstream of the by-pass duct, and a non-vectoring nozzle and a jet-pipe exhausting from the plenum cham... | 08/22/2000 |
| 6082096 | Turbo-jet engine thrust-reverser fitted with scoop-doors linked to a movable cascade A turbojet-engine thrust reverser comprising at least one pivoting hollow door (3) which in the forward-thrust mode is integrated into the external cowling and which in the thrust-reversal mode constitutes a flow-deflecting obstacle by forming a scoop. A ... | 07/04/2000 |
| 6079201 | Self-closing pivoting door thrust reverser A self-closing pivoting door thrust reverser is disclosed in which the linkage interconnecting the thrust reverser door and the thrust reverser panel redirects the forces acting on the thrust reverser door by the thrust reverser panel so as to provide a p... | 06/27/2000 |
| 6076347 | Turbojet engine thrust reverser having scoop doors and movable upstream visors A thrust reverser for a turbo-fan type turbojet-engine includes hollow, scoop-type pivoting doors (3) which, in the forward-thrust mode, are integrated into the engine and fan cowling and which, in the reversed-thrust mode, constitute scoop type flow defl... | 06/20/2000 |
| 6065285 | Thrust reverser for turbojet engine having scoop-forming doors cooperating with movable flow deflecting baffles The invention relates to a bypass turbojet engine having pivoting, hollow thrust reverser doors which, in the forward thrust configuration, are integrated into the external engine cowling and which, in the reverse thrust configuration, constitute scoop ba... | 05/23/2000 |
| 6029439 | Gas flow guide for an aircraft thrust reverser A gas flow guide is disclosed for an aircraft jet engine thrust reverser having a thrust reverser door movably connected to a cowling so as to move between forward and reverse thrust positions, the cowling having a reverse thrust opening bounded by a forw... | 02/29/2000 |
| 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 |
| 5987881 | Thrust reverser door with spring biased movable external panel A thrust reverser is disclosed for an aircraft jet engine having a cowling with an outer surface and at least one reverse thrust opening, the thrust reverser including a thrust reverser door assembly movable with respect to the cowling between a forward t... | 11/23/1999 |
| 5983625 | Pivoting door thrust reverser with deflecting passage within the door The present invention relates to a thrust reverser for a turbojet engine having a cowling bounding a gas flow duct, the cowling having at least one reverse thrust opening communicating with the gas flow duct. The thrust reverser has a thrust reverser door... | 11/16/1999 |
