About 14 results
https://drivepatents.com/patents/1398619 · 2 Jul 2025
An apparatus is provided for an aircraft propulsion system (20). This apparatus includes an exhaust nozzle (40). The exhaust nozzle (40) includes a flowpath (52), a passage (58), an outer door (62), an inner door (63, 64) and an actuator (112) configured t...
https://drivepatents.com/patents/1394699 · 26 Mar 2025
A contrail suppression system (100) includes a shell (104) having an exhaust gas inlet (106), an exhaust gas outlet (108), a condensate drain (110) and a flow chamber (112) in fluid communication with the exhaust gas inlet (106), the exhaust gas outlet (10...
https://drivepatents.com/patents/966080 · 17 Dec 2014
Disclosed is a thrust deflection device for deflecting a thrust jet with a flap arrangement having a plurality of deflection flaps, each of which is pivotable about its vertical axis, wherein the flap arrangement is arranged between parallel guide surfaces...
https://drivepatents.com/patents/976074 · 16 Apr 2014
A duct (100) for a gas turbine engine system (not shown) is used to convey exhaust gas and bypass air away from the engine system, towards an exhaust nozzle (28). The duct (100) comprises an inlet face (120) having at least two inlet portions (122) and def...
https://drivepatents.com/patents/993543 · 23 Jan 2013
The nacelle has a fixed part carried by a nacelle portion defining a fixed nozzle area. A movable part i.e. pivotal unit, is carried by another nacelle portion defining a variable nozzle area. Shape of the movable part is adapted to an output area, which i...
https://drivepatents.com/patents/997313 · 10 Oct 2012
A gas turbine engine transition duct 34 is used to convey exhaust gas and bypass air away from the engine, towards an exhaust nozzle (not shown). The duct 34 defines the outer extremity of the path for gas and/or air through the duct. The duct comprises a ...
https://drivepatents.com/patents/998112 · 19 Sep 2012
An aircraft (1), capable of hovering, having drive means (7); and at least one exhaust duct (8, 8') connected to an outlet of the drive means (7) to expel the exhaust gas, produced by fuel combustion, from the aircraft. At least part of the exhaust duct (8...
https://drivepatents.com/patents/1002783 · 2 May 2012
A bypass gas turbine engine (10) includes a variable area fan nozzle (42) with a second fan nacelle section (54) axially movable relative to a first fan nacelle (52) section to define an auxiliary port to vary a fan nozzle exit area (44) and adjust fan byp...
https://drivepatents.com/patents/1014384 · 30 Mar 2011
A thrust reverser drive arrangement for driving a thrust reverser cowl for movement relative to first and second guide tracks is described which comprises a first actuator (16a) located, in use, close to the first guide track (12), a second actuator (16b) ...
https://drivepatents.com/patents/1071634 · 21 Dec 2005
An infrared signature suppression system (12) for reducing infrared radiation emitted by a vehicle. The system includes an elongate duct (46) mounted on the vehicle having a hollow interior extending along an axial centerline (52) between an upstream end (...