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Match Document Document Title
8096105 Turbojet engine with attenuated jet noise  
A plurality of hatches are distributed on the rear periphery of an engine cowl. The hatches are opened only when turbojet engine power is greater than cruising power. In an open position, the...
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...
8087250 Duplex tab exhaust nozzle  
An exhaust nozzle includes a conical duct terminating in an annular outlet. A row of vortex generating duplex tabs are mounted in the outlet. The tabs have compound radial and circumferential aft...
8069647 Jet nozzle mixer  
An external jet nozzle mixer includes identically formed lobes. The external mixer works with the internal mixer further to mix the engine internal bypass flow with the internal jet engine core...
8061145 Arrangement for propelling an aircraft, aircraft and outlet nozzle for a jet engine  
The invention relates to an arrangement for propelling an aircraft comprising a jet engine and an outlet nozzle arranged downstream of the jet engine. The jet engine is of a type which generates an...
8047004 Stave and ring CMC nozzle  
An engine exhaust nozzle comprises a plurality of CMC staves attached to one or more support rings arranged axially. The support rings provide a circumferential load path between the staves and for...
8043690 Exhaust washed structure and associated composite structure and method of fabrication  
A composite structure and an associated exhaust washed structure are provided which may be formed of ceramic matrix composite (CMC) materials. A method of fabricating a composite structure which...
8025122 Acoustically treated exhaust centerbody for jet engines and associated methods  
An acoustically treated exhaust centerbody comprising a body including a body fore portion and a body aft portion. An internal passageway extends through the body in the axial direction. A...
8020368 Aircraft jet engine provided with a device for reducing propulsion jet noise  
A nozzle allowing the reduction of noise generated by aircraft jet engines having at least one output ring which disturbs the propulsion jet, and having at least one pair of conduits from which the...
8015819 Wet active chevron nozzle for controllable jet noise reduction  
Disposed at or toward the trailing edge of one or more nozzles associated with a jet engine are injection ports which can selectively be made to discharge a water stream into a nozzle flow stream...
8015820 Gas turbine engine exhaust component and manufacturing method of same  
A gas turbine exhaust component, such as an exhaust nozzle, is provided that includes circumferential ribs arranged along a longitudinal axis. Longitudinal strakes are supported by the...
8001762 Method and device to increase thrust and efficiency of jet engine  
A method and device for adding special substances to the gaseous outflow of the jet engine in order to create a “virtual wall” of increased pressure zone behind the jet engine nozzle which can ser...
7980057 Integral composite rocket motor dome/nozzle structure  
An integral composite rocket motor nozzle. The novel nozzle includes a first layer of a first reinforcement material, a second layer of a second reinforcement material, and a common matrix material...
7975488 Low profile attachment hanger system for a cooling liner within a gas turbine engine swivel exhaust duct  
An exhaust duct assembly includes a cooling liner spaced apart from an exhaust duct case that articulate for use in a short take off vertical landing (STOVL) type of aircraft. The cooling liner...
7966826 Systems and methods for reducing noise from jet engine exhaust  
Jet engine nozzles with projections (e.g., chevrons) and injected flow, and associated systems and methods are disclosed. A method in accordance with one embodiment includes generating a first flow...
7966825 Exhaust eductor system with a recirculation baffle  
An exhaust educator system includes a primary exhaust nozzle configured to transport an active flow stream; and a mixing duct at least partially surrounding the primary exhaust nozzle and...
7966828 Variable area nozzle with woven sleeve extension  
A variable area fan nozzle for use with a gas turbine engine system includes a nozzle section that is attachable to a gas turbine engine for influencing flow through the fan bypass passage of the...
7966824 Jet engine nozzle exit configurations and associated systems and methods  
Nozzle exit configurations and associated systems and methods are disclosed. An aircraft system in accordance with one embodiment includes a jet engine exhaust nozzle having an internal flow...
7967562 Ceramic matrix composite capped bolt attachment  
A fastener for a turbine engine includes a bolt and a ceramic matrix composite (CMC) cap mechanically secured to the bolt. CMC components are attached to an exhaust nozzle case with the fasteners....
7966827 Gas turbine engine with fan variable area nozzle having a rotational valve system  
A turbofan engine includes a fan variable area nozzle having a multiple of vents through a fan nacelle and rotatable elements rotatable within the vents by an actuator system. Rotation of the...
7963099 Fluted chevron exhaust nozzle  
A gas turbine engine exhaust nozzle includes a fluted shell terminating in a row of chevrons. The nozzle is radially serpentine circumferentially around the shell and has a circumferentially...
7958733 Jet engine exhaust nozzle flow effector  
A jet engine exhaust nozzle flow effector is a chevron formed with a radius of curvature with surfaces of the flow effector being defined and opposing one another. At least one shape memory alloy...
7950236 Exhaust duct and tail cone attachment of aircraft engines  
An annular exhaust duct of a gas turbine engine includes inner and outer cases co-axially disposed, and radially spaced apart by a plurality of airfoils radially extending therebetween. The outer...
7926285 Modular chevron exhaust nozzle  
An exhaust nozzle for a gas turbine engine includes a modular chevron. The chevron includes dual skins fixedly joined together at a base flange, and at a rim extending along the trailing edge of...
7900460 Outlet device for a jet engine and a jet engine comprising such an outlet device  
An outlet device for a jet engine includes an outlet nozzle and a plurality of guide vanes arranged movably in the outlet nozzle for guiding a gas from the jet engine for the purpose of steering a...
7900433 Fan exhaust nozzle for turbofan engine  
The cross sectional flow area of a fan discharge nozzle on one side of a central plane of an associated gas turbine engine power plant is greater than the corresponding flow area of the fan...
7900459 Inner plenum dual wall liner  
An exhaust nozzle assembly includes an inner liner exposed to hot combustion gases and an outer liner spaced a radial distance from the inner liner to form an annular chamber. The inner liner...
7891195 Central body of a turbojet nozzle  
A device for attenuating acoustical noise from an exhaust nozzle of a turbojet is disclosed. The turbojet exhaust nozzle includes a central body defining the inner surface of the primary gas flow...
7886543 Central body for a turbojet exhaust channel, turbojet  
A device for attenuating acoustic noise from an exhaust nozzle of a turbojet is disclosed. The turbojet exhaust nozzle includes a central body spaced apart from an external casing, defining a gas...
7886520 Gas turbine engine  
Within a turbine engine a heat exchanger may be provided to cool compressor air flows to be utilized for cabin ventilation or other functions. A fluid flow acting as a coolant for the heat...
7882696 Integrated support and mixer for turbo machinery  
A support and air mixer includes an inner annular member, an outer annular member shaped and positioned such that an annular air gap is formed between the inner annular member and the outer annular...
7870722 Systems and methods for passively directing aircraft engine nozzle flows  
Systems and methods for passively directing aircraft engine nozzle flow are disclosed. One system includes an aircraft nozzle attachable to an aircraft turbofan engine, with the nozzle including a...
7870741 Turbine engine valve assembly and method of assembling the same  
A method of assembling a crank assembly for a turbine engine. The turbine engine includes a valve assembly including an outer fairing and an inner fairing coupled to the outer fairing with a strut....
7866158 Exhaust liner attachment arrangement  
A turbine engine exhaust nozzle is disclosed that includes an exhaust liner having a first attachment structure. A liner support member includes a second attachment structure. A pin cooperates with...
7866141 Cooling device for the primary nozzle of a dual-flow turbojet engine  
The invention relates to a dual-flow turbojet engine comprising an engine which is disposed in a nacelle and is provided with case which defines jointly with the said nacelle an annular passage...
7854124 Combined control for supplying cooling air and support air in a turbine engine nozzle  
A balance pressure control is provided for flaps which pivot in a rear of a gas turbine engine nozzle to change the cross-sectional area of the nozzle. An actuator drives a sync ring to move the...
7854123 Turbomachine nozzle cover provided with triangular patterns having pairs of vertices for reducing jet noise  
The pattern relates to a cover for a turbomachine nozzle, the cover having a plurality of patterns each with an outline of triangular shape having a base and two vertices that are spaced downstream...
7849670 Propulsion system with integrated rocket accelerator  
The present invention relates to a propulsion system for a vehicle. The propulsion system has an airframe integrated hydrocarbon fueled airbreathing engine, such as a ramjet or a scramjet. The...
7845156 Turbofan exhaust system  
A turbofan exhaust system includes at least one exhaust nozzle with a trailing edge having an upper edge, a lower edge, an inner lateral edge-and an outer lateral edge. The upper edge is upstream...
7845176 Mode strut and divergent flap interface  
In one example, a gas turbine engine includes an exhaust nozzle. The exhaust nozzle includes a flap supported relative to a static structure by a strut. The flap includes a backbone providing a...
7845175 Heat shield for mounting on a heat-radiating object, particularly on a rocket engine  
A heat shield for mounting on a heat-radiating object, particularly on a rocket engine comprises a first planar element having a front side and a back side. In its mounted state, the first planar...
7836700 Apparatus and method for reduction of jet noise from turbofan engines having separate bypass and core flaws  
An exhaust flow system for use with a turbofan jet engine that provides separate fan flow and core flow streams that are not mixed. The system includes a fan nozzle and a primary flow nozzle. The...
7827802 Variable-section flow mixer for a double-flow turbojet for a supersonic airplane  
The invention relates to a variable-section flow mixer for a double-flow turbojet for a supersonic airplane, the mixer comprising a central body, a primary cover, a secondary cover, and a nozzle...
7810335 Core exhaust mixer, having a variable area, for turbo-fan jet engines of supersonic aircraft  
The invention relates to a core exhaust mixer, having a variable area, for turbo-fan jet engines of supersonic aircraft, comprising a nozzle (24) intended to be arranged about a gas generator of...
7793504 Nozzle with an adjustable throat  
One embodiment of the present invention includes a nozzle defining a passage to receive and discharge working fluid to produce thrust. The nozzle includes the first wall structure opposite a second...
7788899 Fixed nozzle thrust augmentation system  
A thrust augmentation system for a mixed exhaust turbofan engine comprises an augmentation duct, a combustion system and a fixed area exhaust nozzle. The augmentation duct receives primary and...
7784283 Sound-absorbing exhaust nozzle center plug  
A sound-absorbing exhaust nozzle center plug for an aircraft gas turbine engine can include an outer skin and at least one forward cavity within the outer skin. At least one aft cavity can be...
7784285 Apparatus and method for reduction of jet noise from single jets  
An exhaust flow nozzle for use with a jet engine. The exhaust flow nozzle includes a beveled downstream edge portion that helps to direct noise generated by the jet engine upwardly away from a...
7784284 Exhaust assembly forming a horizontal propulsion gas elbow in an aircraft  
A propulsion gas exhaust assembly in an aircraft propelled by hot gases produced along the axis of the latter by a gas generator is disclosed. The exhaust assembly includes a duct which forms a...
7775048 Seal assembly  
A sprung seal assembly includes a flexible sprung seal having a center section disposed between opposing curved and cantilevered first and second end sections. First and second free edges of the...
Matches 1 - 50 out of 378 1 2 3 4 5 6 7 8 >