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| Number | Title | Issue Date |
| 8151550 | Control method for actuating a thrust reverser The invention relates to a control method for opening or closing a turbojet engine thrust reverser (1) by using at least one mobile cowl (2) displaceable by means of at least one electric motor (7) consisting in analyzing at least one parameter ... | 04/10/2012 |
| 8151551 | Variable area fan nozzle thrust reverser A nozzle for use in a gas turbine engine includes nozzle doors coupled with a fan nacelle wherein the nozzle doors move in unison between a plurality of positions to influence a bypass airflow through a fan bypass passage. A linkage connects the nozzle doors and an ... | 04/10/2012 |
| 8136341 | Track beam for the cowling of jet engines Track beams for the cowling of a jet engine for aircraft are formed of a base body with at least one slide for displaceably mounting a thrust reverser of the jet engine. A connection is provided for an inner engine cowling and fittings for detachably and pivotally a... | 03/20/2012 |
| 8127529 | Variable area fan nozzle and thrust reverser A nozzle for use in a gas turbine engine includes a nozzle door having a first end, a second end opposed from the first end, and a pivot between the first end and the second end. A linkage connects to the nozzle door and to an actuator. The actuator is selectively o... | 03/06/2012 |
| 8127530 | Thrust reverser for a turbofan gas turbine engine The thrust reverser comprises sections, such as arms and skins, which may be connected along joints to provide a thrust reverser body. A plurality of fittings may be integrally formed on a surface of each arm. ... | 03/06/2012 |
| 8122702 | Sealing arrangements for gas turbine engine thrust reverser A transcowl for a gas turbine engine thrust reverser includes an arcuate outer wall; an arcuate inner wall; and an arcuate baffle positioned between the inner and outer walls at a forward end of the transcowl. The baffle has an arcuate cross-sectional shape which de... | 02/28/2012 |
| 8104261 | Tri-body variable area fan nozzle and thrust reverser A gas turbine engine system includes a fan (14), a housing (28) arranged about the fan, a gas turbine engine core having a compressor (16) at least partially within the housing, and a fan bypass passage (30) downstream of the fan for conv... | 01/31/2012 |
| 8104262 | Dual function cascade integrated variable area fan nozzle and thrust reverser A gas turbine engine system includes a nozzle having a plurality of positions for altering a discharge flow received through the nozzle from a gas turbine engine fan bypass passage. The nozzle is integrated with a thrust reverser having a stowed position and a deplo... | 01/31/2012 |
| 8091335 | Swept fan ramp for pivot door thrust reverser A swept fan ramp for a pivot door thrust reverser includes a cylindrical unit with an elliptical flared portion, a side portion, and a rectangular flared portion. The elliptical flared portion is operable to reduce drag on airflow in a reverse direction and is coupl... | 01/10/2012 |
| 8051639 | Thrust reverser The thrust reverser is used with an aircraft gas turbine engine and includes upper and lower doors pivotable between a stowed position and a deployed position. When deployed, the doors redirect a portion of the efflux to generate a nose-down pitching moment on an ai... | 11/08/2011 |
| 8015797 | Thrust reverser nozzle for a turbofan gas turbine engine The thrust reverser comprises a first reverser door and a second reverser door asymmetrically pivotable between a stowed position and a deployed position, one having a pivot axis closer to the central axis than the other. ... | 09/13/2011 |
| 8006479 | Thrust reversing variable area nozzle A gas turbine engine system includes a first nozzle section associated with a gas turbine engine bypass passage and a second nozzle section that includes a plurality of positions relative to the first nozzle section. In at least one of the positions, there is a gap ... | 08/30/2011 |
| 7966808 | Baffle seal for gas turbine engine thrust reverser A baffle seal for a thrust reverser of a gas turbine engine includes a seal body of a resilient material. The seal body has a relatively flat central portion with opposed front and back sides. A raised sealing rim extends at least partially around the central portio... | 06/28/2011 |
| 7946105 | Bi-directional locking ring assembly for aircraft thrust reverser manual drive unit A bi-directional locking ring assembly is provided comprising a housing and a gear having a plurality of teeth. The gear is coupled to the housing to rotate in opposite directions about a rotational axis. A pin is also coupled to the housing and has an apex configur... | 05/24/2011 |
| 7946106 | Device for actuating mobile cowls equipping a thrust reverser A device that is capable of actuating at least two cowls of a thrust reverser. The device includes for each cowl, (a) at least two actuators suitable for opening and closing the cowl, (b) at least one slave flexible transmission shaft establishing mechanical connect... | 05/24/2011 |
| 7891167 | Gas turbine engine flow reverser A flow reverser comprising a sleeve having a first part and a second part to define a flow path and axially separable from each other about a conjunction formed by a respective profile edges for the first part and the second part, the profile edges in a stowed posit... | 02/22/2011 |
| 7874142 | Aeroengine thrust reverser A gas turbine engine comprising a bypass duct defined radially outwardly by a nacelle and radially inwardly by a core engine casing. The nacelle comprises a thrust reverser unit having at least one blocker door rotatably attached to a static part and slidably connec... | 01/25/2011 |
| 7866142 | Aeroengine thrust reverser A gas turbine engine comprising a core engine a fan and a fan casing surrounding the fan and extending rearwardly to attach to an array of outlet guide vanes characterised in that a cascade is rigidly attached to the fan casing and is connected to the core engine vi... | 01/11/2011 |
| 7775032 | Method of operating an exhaust nozzle assembly A method of operating an exhaust nozzle assembly includes translating a translatable structure between a plurality of operational positions to open and close a flow diverting port extending in an exhaust duct. The longitudinal position of a throat constriction varie... | 08/17/2010 |
| 7698885 | Closure and locking detection system for turbojet thrust reverser The invention relates to thrust reversers comprising at least one mobile element (3), at least one locking device (7) comprising a hook (8) cooperating with a hookable part (6) in order to keep the mobile element (3) in the closed ... | 04/20/2010 |
| 7690190 | Aircraft systems including cascade thrust reversers Aircraft systems including cascade thrust reversers are disclosed herein. An aircraft system in accordance with one embodiment includes a cascade thrust reverser having a fixed reverser ramp and a nozzle outer wall section at least partially aft of the fixed reverse... | 04/06/2010 |
| 7673442 | Turbofan engine cowl assembly A method for operating a turbofan engine assembly is provided. The turbofan engine assembly includes a core cowl which circumscribes the core gas turbine engine, a nacelle positioned radially outward from the core cowl, a fan nozzle duct having an area defined betwe... | 03/09/2010 |
| 7600371 | Thrust reversers including support members for inhibiting deflection Aircraft systems having thrust reversers with support members are disclosed herein. In one embodiment, an aircraft system includes a thrust reverser having a nozzle inner wall, a nozzle outer wall radially outward of the inner wall, and a blocker door carried by the... | 10/13/2009 |
| 7523604 | Thrust reverser mounting structure A gas turbine engine comprising a core engine surrounded by a core casing, at least one C-duct having radially inner and outer walls and a thrust reverser unit; the engine is mounted to an aircraft pylon via at least one thrust member attached to the core engine; th... | 04/28/2009 |
| 7484356 | Cascade reverser without blocker doors A translating cowl composed of two sub-structures forms the thrust reverser for a turbofan engine. The two sub-structures form the rear part of a nacelle, are translatable, and have operative and inoperative modes of operation. The operative mode is used for direct ... | 02/03/2009 |
| 7484355 | Thrust reverser comprising optimized deflector gratings The invention relates to a device comprising gratings, which are used to form a reverse flow from a jet engine thrust flow. The inventive device comprises a plurality of flow diverter gratings which are disposed side-by-side at the outer edge of an annular thrust fl... | 02/03/2009 |
| 7435180 | Thrust reverser actuator system flex shaft assembly A thrust reverser system drive shaft assembly is provided that includes a first shaft and a barrel. The first shaft has an end section and comprises an age-hardenable martinsitic steel alloy material having fracture toughness, stress corrosion cracking resistance, a... | 10/14/2008 |
| 7409820 | Electrical thrust reverser tertiary lock system including a voltage limiting circuit A system for moving an aircraft thrust reverser component includes a power drive unit, a thrust reverser actuator assembly, and a tertiary lock system. The power drive unit is operable to rotate and supply a rotational drive force. The thrust reverser actuator assem... | 08/12/2008 |
| 7370468 | Turbojet electromechanical thrust reverser with servo-controlled door displacement A turbojet thrust reverser includes two doors each displaceable between an open position and a closed position of the reverser by at least one respective control actuator. Two electric motors drive the control actuators for the doors; each motor being controlled by ... | 05/13/2008 |
| 7334395 | Aircraft structure that includes a duct for guiding fluid flow therethrough An aircraft structure includes a duct having an inlet for fluid flow into the duct and a first outlet for fluid flow out of the duct. The duct is configured to guide fluid flow out of the duct through the first outlet in an at least partially reversed direction rela... | 02/26/2008 |
| 7311175 | Acoustic liner with bypass cooling An acoustic liner 20 includes a remote panel 26, a proximate panel 28 transversely spaced from the remote panel and a resonator chamber 34b residing between the panels. Perforations 38 penetrate the proximate panel in regist... | 12/25/2007 |
| 7292927 | Control system A control system which controls a control amount via a movable mechanism, such that it is possible to reduce impact occurring when a movable part of the movable mechanism is driven to a limit of the movable range, and time required for the driving, in a compatible m... | 11/06/2007 |
| 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 |
| 7278258 | Floating flexible firewall seal A seal assembly is provided for sealing an interface between a shaft and a bore formed in a firewall, where the shaft has an annular foot extending radially outward therefrom and a flowpath extending therethrough in fluid communication with the bore. The assembly in... | 10/09/2007 |
| 7275362 | Thrust reversers including latching mechanisms and methods for manufacturing such thrust reversers Thrust reversers having latching mechanisms and methods for manufacturing such thrust reversers are disclosed herein. An aircraft system in accordance with one embodiment includes a thrust reverser having a first inner panel and a second inner panel opposite the fir... | 10/02/2007 |
| 7272930 | Exhaust diffuser assembly with tunable velocity profile A turbine engine exhaust diffuser assembly having a tuneable exhaust velocity profile is disclosed. The assembly includes structure that generates a desired, tunable velocity profile within working fluid exiting the exhaust diffuser assembly. The exhaust assembly in... | 09/25/2007 |
| 7264203 | Spider actuated thrust reverser A thrust reverser includes reverser doors circumferentially spaced around a nacelle. An arcuate yoke is disposed coaxially around the nacelle. An actuator is mounted tangentially to the yoke for rotary movement thereof. Actuator rods join the doors to the yoke for s... | 09/04/2007 |
| 7253522 | Integrated capacitor for RF applications with Ta adhesion layer A precision RF passive component including: a silicon substrate; a first dielectric layer deposited above the silicon substrate; a first metal layer formed above the first dielectric layer; a second dielectric layer formed above the first metal layer; and a second m... | 08/07/2007 |
| 7251927 | Jet nozzle mixer A second stage external jet nozzle mixer (20) includes identically formed lobes which equal in number the lobes of the first stage internal mixer. The external mixer works with the internal mixer, and furthers the mixing of the jet engine internal bypass flow... | 08/07/2007 |
| 7210283 | Maintenance and inhibition plate for a thrust reverser Each manual control unit for a moving part of a thrust reverser is associated with a maintenance plate that is pivotable between at least two positions: a first or “normal operation” position in which said plate prevents the manual control unit with which it is ... | 05/01/2007 |
