Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 651 - 700 out of 1,489

Document Document Title
WO2004101358A3
A flight control system for a rotorcraft to prevent the adverse effects of the vortex ring state is disclosed. In the flight control system of the present invention, selected control inputs are sent the rotorcraft prior to the onset of t...  
WO/2005/007506A2
An air glider or sea glider (104) having long narrow, high aspect ration wings (302) in order to produce a high glide ratio and having a gas turbine or a hydro-turbine (112) coupled to the air glider or sea glider respectively to generat...  
WO/2005/003324A2
A VTOL vehicle including a fuselage with two foldable wings, two tiltable nacelles attached to the wings, a vertical stabilizer, a horizontal stabilizer, and two auxiliary thrusters. Each nacelle contains a system of vanes located at the...  
WO/2005/002965A1
A mobile object being a vehicle of any type includes a plurality of force generators and a plurality of engines. Each force generator (42) is a propulsion mechanism that converts directly a rotational energy of an engine (44) into a self...  
WO/2004/101358A2
A flight control system for a rotorcraft to prevent the adverse effects of the vortex ring state is disclosed. In the flight control system of the present invention, selected control inputs are sent the rotorcraft prior to the onset of t...  
WO/2004/094954A2
Methods and systems for monitoring rotating shafts (28) and couplings (30) in an aircraft vehicle propulsion system (22) is described. The measurement system/method provides for accurate and precise monitoring of a rotating shaft flexibl...  
WO/2004/092567A2
A turbo jet engine comprises a fan unit (10a) which combines a fan (11a), centrifugal compressor cells (11b), and turbine blades (11c). Air flowing through the centrifugal compressor cells (11b) is supplied to a peripheral combustor (12)...  
WO/2004/089746A1
The invention relates to a non-articulated rotor, in particular for a rotorcraft. Said rotor comprises: a rotor head (2), a rotor mast (4) with a rotor axis (A), a torque-transmission element (6) that is rotationally fixed to the rotor m...  
WO/2004/078585A1
The invention relates to aviation. The inventive aircraft comprises a fuselage, a wing, a stabiliser, a wheel train and a propeller which is embodied in such a way that it is movable in a vertical longitudinal plane view and can be used ...  
WO/2004/067380A1
A proprotor blade (27a, 27b, 127a, 127b) having a fixed, spanwise, leading edge slot (215) located in at least the inboard portion of the proprotor is disclosed. The slot (215) is formed by a selectively shaped slat (217) disposed in a s...  
WO2003089145A3
A composite drive shaft (311) in which the end adapters (315a, 315b) are captured in the composite material portion during the process of manufacturing the composite drive shaft assembly is disclosed. The end adapters include lugs (329) ...  
WO/2004/065208A2
A VTOL aircraft with magnetic linear induction powered impeller rotors (21b). The craft may have many configurations of multiple or single rotors. Directional control is included through the use of vanes or thrust tilting of the rotors.  
WO/2004/065207A2
The present invention disclosed a device and method by which a jet aircraft can be given VTOL capability. A flight platform (10) equipped with downwardly directed turbofans (28). The exhaust from the aircraft jet engines is directed to p...  
WO/2004/054875A1
The invention relates to an aircraft comprising a fuselage (1) and at least two essentially hollow cylindrical lifting bodies (2, 3, 4, 5) which are applied to the fuselage (1) and comprise a plurality of rotor blades (8) which extend ov...  
WO2003074924A8
The invention relates to an aircraft comprising a number of lifting rotors and propulsion rotors, provided with an electric motor for each rotor and with a power inverter for each motor. The aim of the invention is to provide an aircraft...  
WO2003024790A9
A variable speed tilt rotor system and method for operating such a system are provided which allow the rotor to be operated at an optimal angular velocity in revolutions per minute (RPM) minimizing the power required to turn the rotor th...  
WO/2004/033295A1
The present invention discloses an aircraft capable of vertical take-off and landing. The aircraft comprises a single constant speed variable pitch propeller (3), a fuselage (2), an empennage (21, 22) and main wings (6) fixed to the fuse...  
WO/2004/031876A1
Flight control system including multiple control channels that each includes a vehicle sensor (C1 - C4) for monitoring a vehicle operational parameter, a computer (COM1 - COM12), and an actuator for controlling a vehicle control surface ...  
WO/2004/026689A1
A torsionally de-coupled engine mount system (13) for use in tilt rotor aircraft (11) applications is disclosed, in which an engine is mounted at its forward end to a prop rotor gear box by means of a forward mount (303) that is a simple...  
WO2003106259A3
An improved aircraft with a boom functioning as a "free lever" (120) with thrust acting on the distal ends (122) and being connected to the fuselage at the proximal end (121) and pivotally mounted. The proximal end being at or below the ...  
WO/2004/024558A2
An apparatus that includes a rotor blade assembly (108) capable of rotation to generate vertical lift, one or more propulsion units (112) capable of engaging and disengaging from the rotor blade assembly (106), an encapsulating housing (...  
WO2002098732A3
A vehicle includes a fuselage (11), at least one lift-producing propeller carried by the fuselage on each side of its transverse axis a pilot's compartment formed in the fuselage between the lift-producing propellers (12) and substantial...  
WO/2004/016504A1
A single pilot aircraft that can be carried and bound to a pilot, comprises a turbojet engine, two propulsion air-outlet nozzles which are arranged on either side of the turbojet engine and which can be adjusted to change the direction o...  
WO/2004/012993A1
A vehicle including a fuselage (11) having a longitudinal axis (La) and a transverse axis (Ta), at least one lift-producing propeller (12a, 12b) carried by the fuselage (11) on each side of the transverse axis (Ta), a pilot’s compartme...  
WO2003066429A3
A VTOL vehicle with tiltable nacelles (14 and 16), with counter rotating fans which are directly driven by two included rotary engines. In an alternate embodiment there are two additional nacelles with additional thrusters. A redundant c...  
WO/2004/002824A1
Vertical take-off aircraft (1) has first (4) and second (17) lifting means (eg helicopter-type rotors, jets, turboprops) arranged in tandem, either above or outboard of ends (2, 3). Lifting means (4, 17) are independently tiltable, in mu...  
WO/2004/002821A1
A ducted air power plant, comprising a motor driven fan (7) situated in a duct (4), the fan (7) having an air intake side and in operation providing a high pressure air stream in the duct, and the fan being located adjacent air splitter ...  
WO/2004/002822A1
The inventive method for producing a lifting force consists in forming a binary cyclone with the aid of thermal currents of at least one gas-jet device which are directed over the top surface of an object situated in the atmosphere of th...  
WO2003068597A3
A vertical take off and land (VTOL) jet aircraft (100) may have a jet engine mounted in a forwardportion of the aircraft. A thrust deflection assembly may be provided rearward of the jet engine,and include a cascade (206) and control box...  
WO/2003/106259A2
An improved aircraft with a boom functioning as a “free lever” (120) with thrust acting on the distal ends (122) and being connected to the fuselage at the proximal end (121) and pivotally mounted. The proximal end being at or below ...  
WO/2003/099653A1
The inventive aircraft for vertical take-of and landing is provided with a propeller which comprises two discs (said discs have an orifice in the center thereof) which are connected to each other by means of blades. Said discs and blades...  
WO/2003/098052A1
An integrated three function valve (ITFV) that combines the functions of a bypass valve (e.g. 183a, 185a, 161a) into a single assembly is disclosed. The ITFV allows continued operation after any two failures. With the integrated three fu...  
WO2002096750B1
A vehicle, particularly a VTOL air vehicle (2), includes a duct (10) carried by the vehicle frame with the longitudinal axis of the duct (10) perpendicular to the longitudinal axis of the vehicle frame; a propeller (11) rotatably mounted...  
WO2003029075A3
A personal aircraft (PAC) capable of vertical take-off and landing (VTOL) comprises a fixed wing (134) and a fuselage (132) with a passenger compartment. The fuselage also includes thrusters wich may be independently powered and integrat...  
WO2003033344A3
A disclosed vertical lift flying craft (10) includes a lift unit (20) that, during operation, develops a force including an upward component. A payload unit (50) suspends from the lift unit (20). The payload unit (50) suspends from the l...  
WO2003057561A3
An aircraft equipped with peripherally configured directional thrust capability has an onboard primary power source producing compressed air, and at least two thrust producing modules (11). Each thrust producing module (11) has a fuel so...  
WO/2003/091658A1
Methods and systems for monitoring rotating shaft shafts (28) and couplings (30) in an aircraft propulsion system is described. The measurement system/method provides for accurate and precise monitoring of a rotating shaft flexible coupl...  
WO/2003/089145A2
A composite drive shaft (311) in which the end adapters (315a, 315b) are captured in the composite material portion during the process of manufacturing the composite drive shaft assembly is disclosed. The end adapters include lugs (329) ...  
WO2003022630A3
A vehicle (10) for land and air transport and, more specifically, to a vertical take-off and landing vehicle for land, water and air transport that is submersible and utilizes compressed air to lift and propel the vehicle during travel. ...  
WO2002096750A3
A vehicle, particularly a VTOL air vehicle (2), includes a duct (10) carried by the vehicle frame with the longitudinal axis of the duct (10) perpendicular to the longitudinal axis of the vehicle frame; a propeller (11) rotatably mounted...  
WO/2003/078246A1
A vertical take-off and landing miniature aerial vehicle includes an upper fuselage segment (12) and a lower fuselage segment (14) that extend in opposite directions from a rotor guard assembly (16). A rotor (52) rotates within the rotor...  
WO2003004353A3
An aerial vehicle (10) including a toroidal fuselage (12) having a longitudinal axis (14), and a duct (16) extending along the longitudinal axis (14) between a leading edge (18) and a trailing edge (20) of the fuselage (12), first and se...  
WO/2003/074924A1
The invention relates to an aircraft comprising a number of lifting rotors and propulsion rotors, provided with an electric motor for each rotor and with a power inverter for each motor. The aim of the invention is to provide an aircraft...  
WO/2003/068597A2
A vertical take off and land (VTOL) jet aircraft (100) may have a jet engine mounted in a forwardportion of the aircraft. A thrust deflection assembly may be provided rearward of the jet engine,and include a cascade (206) and control box...  
WO/2003/066429A2
A VTOL vehicle with tiltable nacelles (14 and 16), with counter rotating fans which are directly driven by two included rotary engines. In an alternate embodiment there are two additional nacelles with additional thrusters. A redundant c...  
WO/2003/057561A2
An aircraft equipped with peripherally configured directional thrust capability has an onboard primary power source producing compressed air, and at least two thrust producing modules (11). Each thrust producing module (11) has a fuel so...  
WO/2003/035470A1
An aircraft (10) is provided having a rotary lifting system (26) including vanes (36) supported thereon which are movable between a deployed position in which the vanes (36) provide lift to the aircraft (10) when rotated and an undeploye...  
WO/2003/033344A2
A disclosed vertical lift flying craft (10) includes a lift unit (20) that, during operation, develops a force including an upward component. A payload unit (50) suspends from the lift unit (20). The payload unit (50) suspends from the l...  
WO/2003/029075A2
A personal aircraft (PAC) capable of vertical take-off and landing (VTOL) comprises a fixed wing (134) and a fuselage (132) with a passenger compartment. The fuselage also includes thrusters wich may be independently powered and integrat...  
WO2003004353A9
An aerial vehicle including a toroidal fuselage having a longitudinal axis, and a duct extending along the longitudinal axis between a leading edge and a trailing edge of the fuselage, first and second counter-rotating, variable pitch ro...  

Matches 651 - 700 out of 1,489