Matches 101 - 150 out of 444 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
6283408 Anti-vibration suspension device having a torsion spring, for a helicopter  
The anti-vibration suspension device comprises at least three oblique bars, each articulated on the gearbox and on the structure by means of a rigid lever supporting an oscillating weight and in...
6267327 Coupling system for connecting a gas turbine engine to an aircraft mounted exhaust system  
The present invention contemplates a mechanical coupling for connecting a gas turbine engine to an aircraft mounted exhaust system. In one embodiment, the coupling includes a collar mounted to the...
6247668 Auxiliary power and thrust unit  
An improvement to an aircraft is provided in the form of an aircraft auxiliary power and thrust unit located in the tail cone of the aircraft. The unit includes a turbofan engine, an air intake...
6244541 Device for suspension of a payload in a space launch  
A device for the suspension of a payload in a space launch including annular chambers of fluid with variable geometry installed between the launch and the payload and first and second rigid members...
6227485 Opening device common to two adjacent aircraft engine nacelle covers  
A single actuator (35) is controlled so as to successively open two covers (4 and 5) on an aircraft engine nacelle which are adjacent, successively forming two hinges (40 and 47).
6220546 Aircraft engine and associated aircraft engine cowl  
An aircraft engine has opposite front and rear ends, extends in a longitudinal direction between the front and rear ends, and defines a longitudinal axis that extends between the front and rear...
6212974 Variable stiffness positioning link for a gearbox  
A gearbox mounting arrangement for a gas turbine engine includes a plurality of variable stiffness positioning links that attach the gearbox housing to the engine case. The links include a first...
6209822 Device for attaching an engine to an aircraft strut  
A device (14) for attaching or hooking an engine to an aircraft strut (10) comprises a circular arc-shaped fitting (16), formed from two elementary, coupled portions, which are also circular...
6189830 Tuned engine mounting system for jet aircraft  
An aircraft assembly includes a wing, a pylon structure attached to the wing, an aft engine mount attached to the pylon structure, and an engine attached to the aft engine mount. The aft engine...
6173919 Attachment device for an aircraft engine  
The invention relates to a device for attaching an aircraft engine onto a pylon fixed to a wing or a fuselage. The device comprises a fitting (26), fixed to the pylon (20) by bolts (34, 36), and at...
6170780 Twin engine aircraft  
A jet aircraft has an elongated fuselage with an intermediate section of maximum lateral cross section, a generally conical aft fuselage section of relatively smaller cross section and a single...
6131850 Adjustable length brace for cyclic loads  
A brace for cyclic loads includes a tube having first and second ends and a tube wall and a tube axis. The tube wall defines a plurality of first bores radially arranged about the first and second...
6129509 Particle traps for turbo-prop engine  
The particle trap (15) that extends behind an elbow in the air flow stream (6) in a turbo-prop engine is delimited at the back by an end plate (12) to which intake housing suspension rods (10)...
6126113 Helicopter removable drive train platform  
A modular rotary wing aircraft includes a modular cockpit, central frame section, tailboom assembly, landing gear, flight control components and other modular parts so that those parts can be...
6126110 Horizontally opposed trunnion forward engine mount system supported beneath a wing pylon  
The present invention relates to an engine mount assembly for supporting an aircraft engine in aft-cantilevered position beneath the aircraft wing. The assembly includes a pair forward engine...
6126118 Flow separator reducer  
A flow separation reducer comprises a vane which prevents an airflow from being separated in a flow interference region where a plurality of members, such as a main wing and a pylon, are joined to...
6123293 Engine mount, particularly for a propeller-driven aircraft, comprising a tubular frame structure  
An engine mount (1) is disclosed which is particularly suitable for a propeller-driven aircraft. The engine mount (1) comprises a tubular frame structure (3) for the attachment of an engine (4) to...
6113030 Readily changeable isolator and method of assembly thereof  
An isolator (26) and assembly method therefor. The isolator (26) is particularly useful for aircraft thrust reverser doors, and the like, and includes an outer member (28), and a isolator component...
6095456 Strut-wing interface having dual upper links  
An improved strut wing interface having dual upper links which lie along parallel planes or in diverging planes. Various design enhancements and capabilities are achieved when using the dual upper...
6068212 Aircraft structure and powerplants for use therein  
The invention provides an aircraft incorporating a gas turbine engine powerplant wherein at least part of the powerplant forms a part of, or is integrated into, the airframe (i.e. the load-bearing...
6068213 Aircraft engine ducted fan cowling with thrust reverser section and fairings for fan shroud brace members in fan exhaust duct  
A ducted fan aircraft turbojet engine having an inner engine core cowling, an outer fan shroud, an outer fan outlet cowling including a thrust reverser, a fan exhaust duct between the inner engine...
6059227 Device for attaching an engine to an aircraft  
A device for attaching an engine to a strut (10) of an aircraft comprises a main attachment structure and an emergency or standby attachment structure (52). The main attachment structure includes a...
6036163 Vibration-proof system for a model-craft engine  
A system equipped with elastic vibration absorbers whose elastic elements, capable of absorbing engine rotational vibrations, are placed and affixed between the supports of the engine main body...
6009985 Efficient multi-directional active vibration absorber assembly  
An Active Vibration Absorber assembly (20) including a casing (24), a first tuning mass (32) supported relative to the casing (24) which is actively vibratable by a force generator (40) in a first...
5957440 Active fluid mounting  
An active fluid mounting for isolating vibration between a vibrating member (21) and a structure (23). In one aspect, the active fluid mounting (20) includes an inner member (22), an outer member...
5954169 Adaptive tuned vibration absorber, system utilizing same and method of controlling vibration therewith  
A flex-plate tuned vibration absorber (35) including a tuned mass (43) flexibly suspended by one or more flex plates (58). In one aspect the tunable vibration absorber (TVA) (35) is adaptive in...
5947457 Fluid-filled active vibration absorber  
A fluid-filled Active Vibration Absorber (AVA) (20) is described for attaching to, and controlling dynamic vibration of the member (22). The AVA (20) is comprised of primary tuning mass (23)...
5941061 Aircraft propulsive power unit assembly having a leading edge lipskin and intake barrel  
An aircraft propulsive power unit comprises an engine, a nacelle structure which houses the engine and which includes displaceable nacelle portions which form a forward part of the nacelle...
5934610 Vibration monitoring system for multiple aircraft engines  
An aircraft engine vibration analysis system is provided with at least one vibration sensor disposed proximate an aircraft engine. The analysis system is further provided with a vibration analysis...
5927644 Double failsafe engine mount  
An aircraft engine mount includes a mounting platform fixedly joinable to an aircraft pylon, and a cooperating mounting ring fixedly joinable to an aircraft engine. The platform includes a pair of...
5921500 Integrated failsafe engine mount  
An aircraft engine mount includes a mounting platform fixedly joinable to an aircraft pylon, and a cooperating mounting ring fixedly joinable to an aircraft engine. The platform includes four lugs...
5918833 Hydraulic torque restraint system  
A suspension system attaches an engine to a vehicle frame and includes resilient mounts that are relatively soft with respect to vibrational movement of the engine along horizontal and vertical...
5906097 Engine flow control device  
A fencing assembly (66) for prohibiting circulation of primary and/or fan airflows (52), (54) into a bounded low pressure region of a jet engine installation. The fencing assembly includes one or...
5887822 Segmented engine flow control device  
In a turbofan jet engine installation including a low pressure area (48) located between a primary exhaust nozzle (20) and strut fairings (30), an improvement including a fencing assembly (66) for...
5873547 Aircraft engine thrust mount  
A thrust mount (24) for passing thrust loads between a forward engine frame (16) and an aft engine mount upper fitting (34). The thrust mount includes first and second thrust links (46), (48)...
5871177 Redundant front suspension system for a turboshaft engine  
A redundant front suspension system for a turboshaft engine mounted on a pylon of an aircraft comprises a primary suspension device forming the normal front suspension of the engine, and an...
5865399 Tail Boom for aircraft  
An aircraft of the type having retractable landing gear and a pusher propeller is provided with a twin tail boom. The tail boom has a configuration to prevent the lowermost point of the pusher...
5860275 Method of combining ducted fan gas turbine engine modules and aircraft structure  
In a ducted fan gas turbine engine the fan module is connected rigidly to aircraft structure and flexibly to the core gas generator via flanged annular diaphragms (62,66) thus obviating the...
5860623 Three link failsafe engine mount  
A failsafe engine mount (19) that includes a first link (45), a second link (47), a third link (53), four upper connection locations (39a), (39b), (39c), (39d) on an upper fitting (31), and four...
5820079 Mechanism for mounting and actuating a momentum wheel with high vibration isolation  
An apparatus for mounting a momentum wheel assembly (10) to a spacecraft (54). The momentum wheel assembly (10) includes a momentum wheel which has a primary spin axis coinciding with the primary...
5810287 Aircraft support pylon  
An improvement of a vertical fin (18) attached to a pylon strut (14) that is cantilevered from a wing rear spar (16) of a supersonic aircraft (9), the improved pylon (10) for mounting heavy...
5810319 Adaptively tuned vibration absorber with dual flexures  
An apparatus for counteracting vibrations includes a housing for attachment to a vibrating member. First and second bodies are connected to the housing by first and second springs, respectively,...
5806792 Suspension device for a turboprop engine  
A device for suspending a turboprop engine from a structural element of an aircraft comprises a suspension pylon parallel to the longitudinal axis of the engine and fixed to the structural element,...
5799902 Economical launch vehicle  
A low-cost, liquid-propellant rocket launch vehicle having a central pod that carries an optional final-stage rocket engine cluster, and having additional engine clusters arranged in diametrically...
5782430 Device for antivibratory suspension of a helicopter rotor  
The suspension device comprises, for linking the base (5b) of the transmission gearbox to the fuselage (6), two parallel rods (14), articulated (15) onto lateral supports (16) fixed to opposite...
5779190 Portable unmanned aerial vehicle  
An unmanned aerial vehicle that includes symmetrical wings, tail section and internal compartments. The wings which include the only control surfaces can be attached to either side of the aircraft....
5775638 Mounting arrangement for a gas turbine engine  
A linkage arrangement (20) joins a nacelle (12) enclosing a gas turbine engine (10) and a pylon (18) suspended from an aircraft wing. The linkage arrangement (20) counteracts the deflections of the...
5762295 Dynamically optimized engine suspension system  
A method is described for identifying the primary load path of a particular engine. An elastomeric mount may then be made laterally soft in a first (in the disclosed case, the tangential) direction...
5755403 Aircraft motor pod including a pivotable pod cowling  
The invention concerns a pod (16) of an aircraft motor (10) suspended from a pole (14) and comprising a pod cowling (24) joined to the pole (14) along a hinge pin (26) which forms a first angle α...
5746391 Mounting for coupling a turbofan gas turbine engine to an aircraft structure  
A mounting for connecting a turbofan gas turbine engine to an aircraft structure comprises three mounting points at the vertices of a triangle on the aircraft structure and three mounting points on...
Matches 101 - 150 out of 444 < 1 2 3 4 5 6 7 8 9 >