Abstract

A propulsion system for an aircraft having a two stage contra-rotating fan system to generate thrust. The contra-rotating fan system is surrounded by an aerodynamic duct, having the power train within the duct.

IPC Classes  ?

• B64D 27/24 - Aircraft characterised by the type or position of power plant using steam, electricity, or spring force
• B64D 35/06 - Transmitting power from power plant to propellers or rotors; Arrangements of transmissions characterised by the transmission driving a plurality of propellers or rotors the propellers or rotors being counter-rotating
• B64D 33/08 - Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of power plant cooling systems
• B64D 15/02 - De-icing or preventing icing on exterior surfaces of aircraft by ducted hot gas or liquid
• B64C 11/48 - Units of two or more coaxial propellers
• B64C 27/20 - Rotorcraft characterised by having shrouded rotors, e.g. flying platforms
• F02K 3/068 - Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low-pressure outputs, for augmenting jet thrust, e.g. of double-flow type being characterised by a short axial length relative to diameter
• F02K 3/072 - Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low-pressure outputs, for augmenting jet thrust, e.g. of double-flow type with counter-rotating rotors

Abstract

Embodiments relate to reconfigurable unmanned vehicles (100). Such vehicles (100) comprise a fuselage (102) presenting a bay (118) for receiving a plurality of components (120-128), each of the plurality of components (120-128) relating to a respective entity for at least one of flight control or operation of the unmanned vehicle (100). The bay (118) comprising a bus to support communications between at least two of the plurality of components (120-128), the plurality of components (120-128) comprising a controller to determine a configuration or presence of one or more than one component of the plurality of components (120-128) when coupled to the bus.

IPC Classes  ?

• B64C 3/56 - Folding or collapsing to reduce overall dimensions of aircraft
• B64U 30/10 - Wings
• B64U 80/00 - Transport or storage specially adapted for UAVs
• B64C 39/02 - Aircraft not otherwise provided for characterised by special use
• B64F 5/00 - Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
• B64U 10/25 - Fixed-wing aircraft

Abstract

Embodiments relate to reconfigurable unmanned vehicles (100). Such vehicles (100) comprise a fuselage (102) presenting a bay (118) for receiving a plurality of components (120-128), each of the plurality of components (120-128) relating to a respective entity for at least one of flight control or operation of the unmanned vehicle (100). The bay (118) comprising a bus to support communications between at least two of the plurality of components (120-128), the plurality of components (120-128) comprising a controller to determine a configuration or presence of one or more than one component of the plurality of components (120-128) when coupled to the bus.

IPC Classes  ?

• B64C 39/02 - Aircraft not otherwise provided for characterised by special use
• B64F 5/00 - Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
• B64C 3/26 - Construction, shape, or attachment of separate skins, e.g. panels
• B64C 3/18 - Spars; Ribs; Stringers
• B64C 9/02 - Mounting or supporting thereof
• B64C 5/08 - Stabilising surfaces mounted on, or supported by, wings
• B64C 9/00 - Adjustable control surfaces or members, e.g. rudders

Abstract

Embodiments unmanned vehicles in which flight control sensors are carried in a stabilized head of the vehicle. Such stabilized flight control sensors experience less noise or generate less noise as a consequence of vehicle manoeuvring.

IPC Classes  ?

• B64D 47/08 - Arrangements of cameras
• G03B 15/00 - Special procedures for taking photographs; Apparatus therefor
• G05D 1/00 - Control of position, course, altitude, or attitude of land, water, air, or space vehicles, e.g. automatic pilot
• G05D 1/08 - Control of attitude, i.e. control of roll, pitch, or yaw

Abstract

Embodiments of the present invention relate to an adaptable wing having a variable geometry for influencing aerodynamic performance, the wing comprising a jointed leading edge having a main pivot, and a wrist joint, with a wing arm therebetween, and a distal wing hand depending from the wrist joint; the wing being reciprocally actuable, via the main pivot and wrist joint, between a first state having an extended wing planform and a second state having a tucked wing planform.

IPC Classes  ?

• B64C 3/54 - Varying in area
• B64C 3/40 - Varying angle of sweep
• B64C 39/02 - Aircraft not otherwise provided for characterised by special use

Abstract

A rocket or ballistic launch rotary wing air vehicle may include a rocket or ballistic launch propulsion system for launching the vehicle, a rotary wing flight system for providing powered flight comprising dual counter rotating coaxial rotors, and a control system programmed to adjust the pitch of a rotor to anyh determined degree of pitch independently of a flap angle of the flap hinge during a transition of the dual counter rotating coaxial rotors from a stowed position to a deployed position.

IPC Classes  ?

• B64C 27/59 - Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical
• B64C 27/605 - Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical including swash plate, spider or cam mechanisms
• B64C 27/32 - Rotors
• B64C 27/58 - Transmitting means, e.g. interrelated with initiating means or means acting on blades
• B64C 39/02 - Aircraft not otherwise provided for characterised by special use
• B64C 27/00 - Rotorcraft; Rotors peculiar thereto
• B64C 27/08 - Helicopters with two or more rotors
• B64C 27/50 - Blades foldable to facilitate stowage of aircraft
• B64D 27/02 - Aircraft characterised by the type or position of power plant
• B64D 27/24 - Aircraft characterised by the type or position of power plant using steam, electricity, or spring force
• B64F 1/04 - Launching or towing gear

Abstract

Embodiments of the present invention relate to an adaptable wing (112, 114) having a variable geometry for influencing aerodynamic performance, the wing (112, 114) comprising a jointed leading edge having a main pivot (116), and a wrist joint (118), with a wing arm (126, 128) therebetween, and a distal wing hand (122, 124) depending from the wrist joint (118); the wing (12, 114) being reciprocally actuable, via the main pivot (116) and wrist joint (118), between a first state having an extended wing planform and a second state having a tucked wing planform.

IPC Classes  ?

• B64C 3/40 - Varying angle of sweep
• B64C 3/54 - Varying in area
• B64C 33/02 - Wings; Actuating mechanisms therefor

Abstract

Embodiments of the present invention relate to a rocket or ballistic launch rotary wing air vehicle.

IPC Classes  ?

• B64C 39/02 - Aircraft not otherwise provided for characterised by special use
• B64C 27/605 - Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical including swash plate, spider or cam mechanisms
• B64C 27/32 - Rotors
• B64C 27/58 - Transmitting means, e.g. interrelated with initiating means or means acting on blades

Abstract

Embodiments of the present invention relate to a man-portable UAV.

IPC Classes  ?

• B64C 39/02 - Aircraft not otherwise provided for characterised by special use