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WO/2015/150776A1 |
A method of engaging a drive system with a rotating wheel of an aircraft landing gear. A motor is operated to apply torque to a pinion so the pinion rotates. An engagement command is issued to an actuator at an engagement time, and the a...
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WO/2015/150779A1 |
A method of engaging a drive system with a rotating wheel of an aircraft landing gear. A motor is operated to rotate a pinion which is moved from a neutral position to a contact position in which it contacts a rotating driven gear at an ...
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WO/2015/150778A1 |
A method of engaging a drive system with a rotating wheel of an aircraft landing gear. A motor is operated to apply torque to a pinion so the pinion rotates and moved from a neutral position to a contact position in which it contacts a r...
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WO/2015/140519A1 |
A roller gear for use in a roller gear and sprocket configuration of a drive system is disclosed, particularly for use in a landing gear drive system of an aircraft. Alternative embodiments and, in particular, means for permitting remova...
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WO/2015/140520A1 |
A drive system for rotating a wheel of an aircraft landing gear has a drive pinion (13) and a motor operable to rotate the drive pinion via a drive path. A rotary damper (30) is provided in the drive path between the motor and the drive ...
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WO/2015/136303A1 |
The invention proposes a drive system for an aircraft landing gear having a wheel (10) rotatable about a wheel axis. The drive system comprises a driven gear (12) arranged to be attached to the wheel (10) so as to be capable of rotating ...
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WO/2015/136302A1 |
A wheel assembly (600) is disclosed, in which a ring gear (700) is movably mounted to the rim of the wheel (601), so that torque can be transmitted between wheel and rim, while the ring gear is isolated from deformations induced in the w...
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WO/2015/136301A1 |
The inventors propose a drive system for a landing gear having a wheel (16) rotatable about a wheel axis, the drive system including a drive assembly comprising an input gear (128) rotatable about an input axis by an input shaft (124), a...
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WO/2015/132590A1 |
A method for controlling a separation between rotational axes of a pair of meshing gears is disclosed. A parameter indicative of a transmission error through the gears is measured and the separation is controlled, aiming to minimise vari...
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WO/2015/131975A1 |
Disclosed is an electromechanical rotary actuator comprising a rotary drive which is or can be connected to the load to be actuated by means of at least one coupling element that can be disconnected and/or connected using an integrated h...
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WO/2015/134898A1 |
A system and method for objectively evaluating an airport runway condition, where conditions pertaining to aircraft landing factors are compiled and used to determine a runway braking condition. One set of conditions pertains to aircraft...
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WO/2015/134182A1 |
Nose landing gear arrangements for aircrafts, aircrafts including such nose landing gear arrangements, and methods for making such nose landing gear arrangements are provided. In one example, a nose landing gear arrangement includes a wh...
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WO/2015/127630A1 |
An impact protection apparatus (100, 200, 300) is provided, comprising a gas container (110, 210, 310) configured to hold compressed gas and an inflatable member (130, 230, 330) configured to be inflated by the gas and function as an air...
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WO/2015/121670A1 |
A drive system (50) for rotating a wheel (16) of an aircraft landing gear (10), the drive system including: a motor (52) operable to rotate a drive pinion (64) via a drive path; and a driven gear (66) adapted to be attached to the wheel ...
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WO/2015/121671A1 |
The invention proposes a drive system (50) for rotating a wheel (16) of an aircraft landing gear (10), the drive system including: a motor (52) operable to rotate a drive pinion (64) via a drive path; and a driven gear (66) adapted to be...
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WO/2015/109779A1 |
Disclosed are a multi-wheel aeroplane braking system based on a self-energy-regenerative braking device and a controlling method therefor. The multi-wheel aeroplane braking system based on a self-energy-regenerative braking device compri...
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WO/2015/106991A1 |
Aircraft landing gear (100) with a lower part (110) that is orientable by means of an orientation actuator (1) which comprises a cogged wheel (70) secured to the orientable lower part (110), collaborating with a rack (20) capable of tran...
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WO/2015/108588A2 |
Provided herein are systems and method for autonomously or semi-autonomously landing an unmanned aerial vehicle (UAV) on a landing pad. The landing pad can include features configured to correct misalignment of the UAV on the landing pad...
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WO/2015/099603A1 |
An unmanned aerial vehicle (UAV) capable of vertical and horizontal flight modes, a method of assembling a UAV, and a kit of parts for assembling a UAV. The UAV comprises an elongated wing structure having an elongated axis along the lon...
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WO/2015/089265A1 |
Actuator assemblies witha casing having an elongated body defining an interior with a longitudinal axis and an open end providing access to the interior, a main piston having at least a portion slidably received within the interior throu...
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WO/2015/075326A1 |
Device for wheel pre-rotation during the landing sequence of aircraft. The invention relates to a device for pre-rotating the wheels (4) of an aircraft that is equipped with a motorization device allowing the autonomous movement of the a...
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WO/2015/069755A1 |
A mobile base anchoring device (MOBAD) is activated to infix a component projectile into a substrate as a method to affix the base onto the substrate.
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WO/2015/058580A1 |
Disclosed is a connecting rod mechanism (100) for controlling an aircraft landing gear hatch door, comprising: a primary torsion tube (10) comprising a first portion located inside a landing gear hatch and a second portion outside the la...
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WO/2015/040364A1 |
The invention relates to a drive system for rotating a wheel of an aircraft landing gear. The drive system includes a motor operable to rotate a drive pinion (60), and a driven gear (20) adapted to be mounted to the wheel. The drive syst...
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WO/2015/040363A1 |
The invention is a drive system for rotating a wheel of an aircraft landing gear (10). The drive system includes a motor (52) operable to rotate a drive pinion (60) via a drive path, and a driven gear (20) adapted to be mounted to the wh...
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WO/2015/035493A1 |
An amphibious aircraft has a tricycle landing gear that is movable between a retracted, or up, position and an extended, or down, position. Each member of the landing gear is protected in the forward direction by a hydrodynamic protector...
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WO/2015/036730A1 |
A mechanical lock (10) for a vehicle assembly such as an aircraft landing gear assembly. The lock is either pivotally mounted and substantially mass balanced, or part of an aircraft landing gear assembly (30) and arranged to be mechanica...
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WO/2015/033125A1 |
Known autonomous taxi systems for aircraft include a rigid connection between the aircraft wheel and a gear which is used to drive it. Such arrangements have been found to suffer from the problem that wheel deformation modes cause unacce...
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WO/2015/033160A1 |
A drive system for an aircraft landing gear, the drive system comprising: a pinion gear (110); a drive shaft (120) arranged to rotate the pinion gear about a drive axis; a driven gear arranged to mesh with the pinion gear to be rotatable...
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WO/2015/025131A1 |
The invention provides methods and systems for controlling speed of an aircraft during an autonomous pushback manoeuvre, i.e. under the aircraft's own power without a pushback tractor. The method includes applying a torque to at least on...
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WO/2015/015111A1 |
The invention relates to a propulsion assembly (1) for an aircraft, comprising a nacelle (3) supporting a turboreactor. Said propulsion assembly is characterised in that the nacelle comprises visual means for indicating the operating sta...
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WO/2015/012762A1 |
A flying boat 10 comprises a flying part 1 1 adapted to float on a body of water 12 and fly through air, and a propulsion unit 13 which is separate from the flying part 1 1. The propulsion unit 13 being adapted to float on the body of wa...
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WO/2015/012935A2 |
A flight control apparatus for fixed-wing aircraft includes a first port wing (115) and first starboard wing (120), a first port swash plate (145) coupled between a first port rotor 155) and first port electric motor (135), the first por...
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WO/2015/011374A1 |
The invention relates to a device for mounting an aircraft tail wheel. The device comprises: a supporting plate (2) having (i) a hinge pin (3) hinged to an arm (1) and (ii) a hinge pin (4) hinged to a fork (5) in which the wheel (R) rota...
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WO/2015/005797A1 |
A device is described of an aircraft, such as a helicopter, for application in case one must land on the sea as a consequence of an emergency situation and there is a need to control the movements of the aircraft. It is characterised in ...
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WO/2014/202457A1 |
Device for moving an aircraft along the ground, comprising an electric machine intended to be coupled to a wheel of the aircraft (5) in order to drive the rotation of said wheel (5), and comprising a coupling device intended to couple an...
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WO/2014/198920A1 |
The invention relates to an airplane (100) having a device for providing assistance at takeoff (20), which comprises at least one propulsion engine (11) and at least one wheel motor (12) arranged to rotate at least one wheel (13) of a la...
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WO/2014/201225A1 |
A landing gear system includes landing gear (22), an uplock (26) that is releasably engageable with the landing gear (22), an uplock hydraulic actuator (16) operably connected to the uplock (26), a landing gear hydraulic actuator (14) op...
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WO/2014/198746A2 |
A device (100) for moving aircraft along the ground comprises at least one runway (10, 18a, 18b, 18c) and at least one aircraft. The aircraft is secured to a tractor element (30) comprising a magnetic mass (31) formed mainly of type II s...
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WO/2014/197016A1 |
Disclosed is a runway alerting method and system for a landing an aircraft. The method includes determining stopping positions for the aircraft along the runway using aircraft energy state, deceleration and braking information and displa...
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WO/2014/177276A1 |
The invention relates to a linear actuator having a spindle drive, on the spindle nut (40) of which a translational movement can be taken off, and having an electric drive for actuation of the spindle (30), wherein the spindle is mounted...
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WO/2014/177661A1 |
The aim of the invention is to create an automated and versatile autonomous-climbing undercarriage with flight capability, such that said undercarriage autonomously arrives at a suitable surface for the purposes of cleaning, repair and m...
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WO/2014/174225A1 |
The present invention relates to a system for opening and closing, in a substantially longitudinal direction, at least one hatch (5) of a landing gear bay (3) of an aircraft (1), characterized in that said system includes: a proximal gui...
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WO/2014/174302A1 |
An actuator (10) arranged to be movable between an extended condition and a compressed condition and being biased to an intermediate condition between and distinct from the extended condition and the compressed condition. The actuator in...
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WO/2014/167087A1 |
An impact absorber device (10) of a fixed landing skid of an aircraft (1) is described. The device comprises a female element (20), a male element (30) and a core (40) arranged between said female element and said male element, wherein s...
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WO/2014/163470A1 |
A system for controlling the rotation of aircraft wheels before landing having variable geometry. This system consists of using the relative wind to rotate the wheels using a plurality of mobile aerodynamic fins (N°l) that can be retrac...
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WO/2014/162032A1 |
The invention relates to a system for indicating the parked state of an aircraft using means belonging to the aircraft, such that personnel can safely approach the aircraft. The system comprises two types of indicator lights disposed on ...
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WO/2014/161794A1 |
A spaceplane (10) suitable for aeronautical flight comprising a body and a wing (15) defining a lower airfoil surface in addition to attitude control means that comprise one or a plurality of shutters (11) disposed under the lower airfoi...
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WO/2014/140139A1 |
The invention relates to an aircraft undercarriage to be mounted on the aircraft such that it can be moved between a deployed position and a retracted position, the undercarriage comprising a roller (1) carried by a support (4) which is ...
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WO/2014/135940A1 |
A system for providing control to a parking brake for an aircraft (10) having a power source includes a panel (28) accessible from an exterior of the aircraft (10) and a parking brake switch (32) disposed on the panel (28) providing cont...
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