Matches 1 - 50 out of 58 1 2 >


Match Document Document Title
US20110180673 TAKING OFF AND LANDING AIRPLANE USING VARIABLE ROTARY WINGS  
This invention is regarding a VTOL aircraft that is designed to enable it to take off by generating lift through rotary wings like a helicopter and then moving forward; and when it flies at high...
US20120097801 SUPERSONIC HOVERING AIR VEHICLE  
Embodiments of the present invention include an aircraft capable of sustained out-of-ground-effect hover flight and sustained supersonic flight. At least some embodiments includes two wings...
US20090045294 Systems and Methods for Rotor/Wing Aircraft  
Systems and methods for rotor/wing aircraft are disclosed. In one embodiment, an aircraft includes an airframe, a high-lift canard and tail, a rotor/wing, a propulsion system, and a drive...
US20070241228 Compact Tiltrotor Pylon-Conversion Actuation System  
A tiltrotor aircraft having a wing and a rotatable pylon carried by the wing is disclosed. The pylon is secured to a pylon support spindle that extends into the wing. A link connects a radial...
US20100025543 METHODS AND APPARATUS FOR TRANSFORMING UNMANNED AERIAL VEHICLE  
Methods and apparatus for a transforming aerial vehicle according to various aspects of the present invention may operate in conjunction with a launch system configured to rotate the aerial...
US20130264429 CONVERTIBLE AIRPLANE  
A convertible airplane is described. The convertible airplane has a fuselage, a trapezoidal wing, two counter rotating front rotors, and an aft rotor.
US20150175260 VERTICAL-TAKEOFF AIRCRAFT  
A vertical-takeoff aircraft with a wing. A first drive unit and a second drive unit are swivellably mounted on the wing. The first drive unit and the second drive unit are arranged on the wing at...
US20110315827 Wing Extension Control Surface  
A tiltrotor aircraft includes a rotatable nacelle that supports a rotor assembly and is pivotally attached to the air-craft's fuselage. A wing extension attaches to an outboard section of the...
US20120223191 Short Landing Air Vehicle by the use of Rotating Wings  
An air vehicle 1 has a port and starboard wing 2 capable of transitioning in mid-flight from fixed to counter-rotation. This generates lift at low airspeeds and enables a short landing to be...
US20090206208 Reaction drive rotor/wing variable area nozzle  
In an exemplary variable area nozzle, a fixed duct section has an inlet and an outlet oriented approximately perpendicular to the inlet. A controllable nozzle member is disposed adjacent the...
US20070221779 Aircraft Produced by Fixing Rapid Airflow Generation Wind Direction Changing Device Directly and Firmly to Side Surface or Wall Thereof  
To achieve mass transportation, freer flights, and safer services in an energy-saving manner by allowing the blowout direction of a shroud included rotor having the drive principle of linear...
US20100078526 AIRCRAFT WITH A CONVERTIBLE FLIGHT SYSTEM  
The invention relates to an aircraft with a convertible flight system which can function as a helicopter and as an airplane and comprising a fuselage (1), a main vertical shaft rotor (2),...
US20090266941 Combination Spar and Trunnion Structure for a Tilt Rotor Aircraft  
An aircraft is equipped with a spinnion coupling an inboard wing to a tilting nacelle. The spinnion is advantageously configured to extend across the nacelle from an inboard junction to an...
US20150232175 Broad Goods Composite Yoke for Rotor System  
According to one embodiment, a rotorcraft yoke comprises a plurality of arms. The plurality of arms, in combination, comprise a plurality of fibrous plies extending continuously throughout all of...
US20090038435 SPLIT TORQUE GEARED POWER TRANSMISSIONS WITH COMPOSITE OUTPUT SHAFTS  
A light weight, split torque, geared power transmission having a reduced number of gears and useful for, e.g., transmitting power from an engine to the main rotor of a rotorcraft, includes a ring...
US20140346283 AIRCRAFT USING TURBO-ELECTRIC HYBRID PROPULSION SYSTEM FOR MULTI-MODE OPERATION  
A vehicle incorporating a hybrid propulsion system. In one form, the vehicle may be an aircraft such that the system includes gas turbine engines as a first motive power source, and one or more...
US20150232178 AIRCRAFT FOR VERTICAL TAKE-OFF AND LANDING WITH TWO WING ARRANGEMENTS  
The present invention relates to an aircraft comprising a fuselage (100) comprising a fuselage axis (101), a first wing arrangement (110) and a second wing arrangement (120). The first wing...
US20100243821 TAKING OFF AND LANDING AIRPLANE USING VARIABLE ROTARY WINGS  
This invention is regarding a VTOL aircraft that is designed to enable it to take off by generating lift through rotary wings like a helicopter and then moving forward; and when it flies at high...
US20100243820 TAKING OFF AND LANDING AIRPLANE USING VARIABLE ROTARY WINGS  
This invention is regarding a VTOL aircraft that is designed to enable it to take off by generating lift through rotary wings like a helicopter and then moving forward; and when it flies at high...
US20100072325 Forward (Upstream) Folding Rotor for a Vertical or Short Take-Off and Landing (V/STOL) Aircraft  
This is an improvement of the 1968 Trailing Rotor V/STOL aircraft (Ref. 1). Rotors are mounted on wing-tip pods which can be tilted from the vertical to the horizontal aft position. Rotors are...
US20150048214 METHOD AND APPARATUS OF CONNECTING A FIXED DRIVE SYSTEM TO A ROTATING DRIVE SYSTEM FOR A TILTROTOR AIRCRAFT  
A quill shaft is configured for transferring torque and accepting misalignments between a fixed gearbox and a rotatable spindle gearbox in a propulsion system of a tiltrotor aircraft, the quill...
US20140008498 Tilt Wing Rotor VTOL  
An aircraft for vertical take-off and landing. The aircraft comprises a first wing, a second wing and a fuselage. The first wing comprises a first longitudinal wing axis and the second wing...
US20110315806 Modular and morphable air vehicle  
An unmanned air module includes one or more rotors, engines, a transmission and avionics. Any of several different ground modules may be attached to the air module. The air module may fly with and...
US20150183514 LONG ENDURANCE VERTICAL TAKEOFF AND LANDING AIRCRAFT  
An aircraft for use in fixed wing flight mode and rotor flight mode is provided. The aircraft can include a fuselage, wings, and a plurality of engines. The fuselage can comprise a wing attachment...
US20120248259 LONG ENDURANCE VERTICAL TAKEOFF AND LANDING AIRCRAFT  
An aircraft for use in fixed wing flight mode and rotor flight mode is provided. The aircraft can include a fuselage, wings, and a plurality of engines. The fuselage can comprise a wing attachment...
US20130105636 Rotor System Anti-Rotation Wear Protector  
A rotating control system includes a member having at least one clevis defined by a pair of clevis arms disposed in a clevis plane, the at least one clevis having an axis of symmetry disposed in...
US20140217243 TILT ROTOR AIRCRAFT WITH FIXED ENGINE ARRANGEMENT  
The system of the present application includes an engine and pylon arrangement for a tilt rotor aircraft in which the engine is fixed in relation to a wing portion of the aircraft, while the pylon...
US20140263855 Spindle Mounted Tiltrotor Pylon with Fixed Engine Arrangement  
A rotor system for tilt rotor aircraft comprises an engine disposed at a first fixed location on a wing member; a prop-rotor pylon mechanically coupled to the engine along a drive path, and a...
US20140263854 Tiltrotor Aircraft With Inboard Wing Mounted Fixed Engine Arrangement  
A rotor system for tilt rotor aircraft comprises an engine disposed at a first fixed position on a wing member, and a prop-rotor pylon mechanically coupled to the engine along a drive path...
US20130134264 Electric Motor Powered Rotor Drive for Slowed Rotor Winged Aircraft  
A rotor aircraft has an engine, a propeller, wings, and a rotor. An electric motor is coupled to the rotor drive shaft for applying torque to the rotor drive shaft. The electric motor is sized to...
US20150102175 FIXED WINGED AIRCRAFT WITH FOLDABLE AUTO-ROTATION ROTOR  
The subject matter discloses a fixed wing aircraft comprising one or more foldable auto-rotation rotors operating on the fixed wing aircraft, each of the one or more foldable auto-rotation rotors...
US20150034772 Composite Flexure for Tiltrotor Rotor System  
According to one embodiment, a composite flexure may secure a rotor blade to a yoke in a tiltrotor rotor system. The composite flexure includes a composite body, a first end configured to couple...
US20150122953 Drive Link for Tiltrotor Rotor System  
According to one embodiment, a drive link includes a first bearing housing, a second bearing housing, and a central portion coupled between the first bearing housing and the second bearing...
US20110001020 QUAD TILT ROTOR AERIAL VEHICLE WITH STOPPABLE ROTORS  
The disclosed invention consists of several improvements to well known Quad Tilt-Rotor (QTR) aircraft. The first is that during a wing-borne flight, one pair of tilt-rotors, which can be...
US20140312177 Coaxial rotor/wing aircraft  
A system and method which enable efficient, rapid and safe transition between rotary-wing and fixed-wing flight mode in rotor/wings aircrafts is disclosed. The aircraft comprises of two...
US20150048213 FIXED ENGINE AND ROTATING PROPROTOR ARRANGEMENT FOR A TILTROTOR AIRCRAFT  
A tiltrotor aircraft includes a fuselage; a wing member having a first rib, a second rib, a first spar, second spar; and an upper wing skin; an engine disposed at a fixed location relative to the...
US20110006166 ROTARY WING VEHICLE  
A rotary wing vehicle includes a body structure having an elongated tubular backbone or core, and a counter-rotating coaxial rotor system having rotors with each rotor having a separate motor to...
US20110114797 Fail-Operational Multiple Lifting-Rotor Aircraft  
A rotorcraft having multiple rotors, and wings that provide lift in forward flight, has a mechanical coupling between rotors that can be disengaged and optionally reengaged, during flight. The...
US20100276549 Fail-operational multiple lifting-rotor aircraft  
A rotorcraft having multiple rotors, and wings that provide lift in forward flight, has mechanical coupling between rotors that can be disengaged and optionally reengaged, during flight. The...
US20170183091 VERTICAL TAKE-OFF AND LANDING (VTOL) AIRCRAFT WITH EXHAUST DEFLECTOR  
A vertical take-off and landing (VTOL) aircraft is provided and includes a fuselage with first and second wings extending outwardly from opposite sides of the fuselage, nacelles with proprotors...
US20170159674 Variable-Geometry Ducted Fan  
A variable-geometry ducted fan may include an air duct having a longitudinal axis, the air duct including an inlet of the variable-geometry ducted fan, a fan rotatably mounted within the air duct...
US20170158323 Tiltrotor with Inboard Engines  
According to one embodiment, an aircraft features a fuselage, a wing coupled to the fuselage, and a first rotor system. The first rotor system includes a first proprotor system and a first engine....
US20170158319 MULTICOPTER-ASSISTED SYSTEM AND METHOD FOR LAUNCHING AND RETRIEVING A FIXED-WING AIRCRAFT  
The present disclosure provides various embodiments of a multicopter-assisted launch and retrieval system generally including: (1) a multi-rotor modular multicopter attachable to (and detachable...
US20170113795 Quad Rotor Aircraft With Fixed Wing And Variable Tail Surfaces  
An aircraft with four rotors, a fixed wing, and an adjustable v-tail to allow for both vertical take-off and landing and the capability to fly in straight and level flight. The angle of each rotor...
US20170101176 AIRCRAFT WITH OVERLAPPED ROTORS  
An aircraft is provided and includes a fuselage from which a tilt-wing respectively extends, first prop-rotors, which are formed to define first rotor disks and which are respectively disposed on...
US20170008622 AIRCRAFT  
An aircraft is provided that is convertible in flight between a rotary wing configuration and a fixed wing configuration. In its fixed wing configuration the aircraft resembles a Blended Wing Body...
US20160347446 DEVICES AND METHODS FOR IN FLIGHT TRANSITION VTOL/FIXED WING HYBRID AIRCRAFT STRUCTURES AND FLIGHT MODES  
A hybrid VTOL/high speed aircraft may comprise systems and functions for in flight configuration changes from high lift helicopter or VTOL mode to fixed or swing-wing high speed aircraft mode to...
US20160244160 CONVERTIBLE UNMANNED AERIAL VEHICLE  
In one example, an unmanned aerial vehicle includes a fuselage and a lift assembly. The lift assembly is selected from a plurality of lift assemblies, each of the plurality of lift assemblies...
US20160236775 VERTICAL TAKEOFF AND LANDING AIRCRAFT  
A vertical takeoff and landing aircraft includes an airframe with a wing having an airfoil, the airfoil having an airfoil chord line and the wing having a wingspan. The aircraft further includes...
US20160114887 AMPHIBIOUS VERTICAL TAKEOFF AND LANDING UNMANNED SYSTEM AND FLYING CAR WITH MULTIPLE AERIAL AND AQUATIC FLIGHT MODES FOR CAPTURING PANORAMIC VIRTUAL REALITY VIEWS, INTERACTIVE VIDEO AND TRANSPORTATION WITH MOBILE AND WEARABLE APPLICATION  
Provided is an amphibious vertical takeoff and landing unmanned device comprising a modular and expandable waterproof body, a chassis, an outer body shell, a propulsion system, a propeller...

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