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JP2007137395A |
To provide an alighting device testing instrument and an alighting device capable of rotating a wheel by a simple constitution.The alighting device testing instrument is used instead of a conventional alighting device testing instrument ...
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JP3917587B2 |
The invention relates to an architecture for a hydraulic circuit associated with actuators ( 100 ), such as actuators for airplane brakes, the architecture comprising a main hydraulic circuit (C) having hydraulic components ( 4, 5 101, 6...
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JP3917759B2 |
To prevent the damage of a propeller, an airframe cover, an engine, and the like in the case of the crash of a radio controlled helicopter by disposing a shock absorbing device at a fuselage part of an airframe of a radio controlled heli...
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JP2007112342A |
To provide an auxiliary skid structure which is capable of preventing the impairment of the steerability of a radio-controlled helicopter, safely and reliably preventing any collapse of a radio-controlled helicopter body in the right-to-...
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JP2007112408A |
To prevent an accident caused by a wheel of an aircraft by alleviating the impact on the wheel and a runway upon landing, while in a conventional aircraft, a surface of a tire is replaced for reuse since the wheel rotates rapidly due to ...
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JP2007106267A |
To provide an unmanned helicopter which can perform a stable data communication by reducing effects to a communication between the airframe side and a ground station.This unmanned helicopter 1 is equipped with a skid 9 on the right and t...
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JP3130783U |
To provide a configuration of an aircraft-mounted wheel which can efficiently realize idling of a wheel before landing and, by extension, prolong the life of the tire of the wheel while having a simple configuration. A state in which a t...
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JP3854236B2 |
To provide a latch device 10 for latch-engaging, especially an airplane landing gear or an airplane landing leg hatch. This device has a box 11 housing a set of elements 12, 14, 16, 17 respectively pivotally installed to parallel shafts ...
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JP3851779B2 |
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JP2006315675A |
To provide a device for swivel connecting a wheel and a tachometer of an aircraft.The device for connecting the tachometer (20) and the wheel (12) of the aircraft is provided with an elastically deformable sleeve (24). The sleeve defines...
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JP3845781B2 |
PURPOSE: To increase the braking energy ability during the braking by housing the phase change material in a center core part between brake wearing surfaces so as to absorb the heat energy to be generated at the time of operating a brake...
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JP2006224686A |
To provide a hydro-aeroplane of which the wave resistance has been greatly increased.Since a float is fitted on the airframe through a spring device having a damper, the vertical vibration of the airframe to the wave heights of billows i...
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JP2006142869A |
To provide a landing gear ascending/descending system for an aircraft improving the reliability of a switch switched when an abnormality of landing gear ascending and descending occurs.Actuators 1, 2 retracting landing gears in a machine...
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JP3759732B2 |
To provide a hydraulic steering system having at least one steering control actuator 1. The steering control actuator 1 has a chamber connected to an exit of a direction control valve 4, an accumulator 25, and an electric drive type pump...
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JP3696858B2 |
To provide excellent reliability of a steering function without requiring duplication of a main supply circuit of a hydraulic steering control system of aircrafts. This hydraulic system comprises a directional control valve 6 connected t...
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JP3689427B2 |
A flotation apparatus, specifically a ski (27), is provided for use on an aircraft (21) for improving the egress and ingress from the aircraft cabin (20). The ski (27) is particularly applicable to helicopters (21) having fixed wheeled l...
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JP3679135B2 |
An adjustable size annular retaining assembly includes at least two substantially rigid segments (1, 2) and means (3, 4) for pivotably interconnecting the segments in end to end relationship, so that when the segments are pivotally inter...
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JP3671198B2 |
To improve the ease of layout and MTBF(Mean Time Between Failure) by constituting a leg lifting mechanism including emergency lowering of a leg by units. In one example system including a leg lifting device for aircraft, for example, one...
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JP2005178696A |
To make safe landing on the ground or the water of a dropped object, airplane, rocket, etc. without impairing the buffer performance of an air bag and prevent the dropped object etc. from breakage.The air bag 6 of this air bag device is ...
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JP2005514252A |
A wheel assembly for a vehicle, includes a wheel rim ( 16 ) and a tire ( 18 ) defining a closed space ( 30 ) therebetween which is filled with a pressurized gas. The inventive wheel assembly also includes a pressurized-gas reservoir ( 40...
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JP2005104279A |
To reduce to a great extent the twisting force applied to the main leg even though it is of multi-wheel type having three or more axles, enhance the durability of the main leg and construct it light, suppress the wear of the tire, and re...
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JP3634104B2 |
To prevent the non-instructed braking operation in takeoff of an aircraft by providing a means for generating an interruption instruction signal to a cutoff valve, generating an output defect latch signal by a defect latch logic circuit ...
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JP2005505843A |
This invention relates to a measurement device comprising at least one sensor ( 20 ) designed to be installed on a mobile element ( 8 ) free to move with respect to a base ( 14 ), the mobile element being capable of moving into several p...
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JP2005008129A |
To provide a brake system of a movable body, a leg lifting system, and a steering system suitable for reduction of weight, miniaturization, energy saving, improvement of responsiveness, improvement of reliability, and improvement of main...
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JP3605077B2 |
An aircraft, aircraft landing gear and apparatus including at least one attachment (15,17,76,93,94,111) for noise reduction purposes are provided. Such attachments are shaped and positioned on the landing gear to deflect air away from no...
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JP2004352191A |
To provide a wheel supporting mechanism for an aircraft capable of alleviating impact applied to a tire during landing and alleviating impact applied to the tire when a wheel collides against an obstacle on a runway.The wheel supporting ...
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JP2004345368A |
To provide a brake control system capable of reliably stopping an aircraft after a landing.When a WOW signal is AIR even after a landing due to abnormality of a wait-on wheel switch (WOWS) 9, a brake control device 3 determines the landi...
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JP2004276900A |
To provide an integrated high-speed aircraft such as a high-speed transport aircraft, and an associated manufacturing method.In one embodiment, a high-speed transport aircraft includes a fuselage having a first fuselage portion and a sec...
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JP2004255910A |
To provide a steering control device capable of smoothening the motions of a nose-gear leg at the time of steering.The steering control device is to control the opening and closing operation of a valve of a hydraulic actuator for steerin...
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JP2004203223A |
To provide an aircraft wheel racing device capable of ensuring the safety when an aircraft is landed, and a wheel is less consumed.The aircraft wheel racing device comprises a casing (2) having an air intake (202) and a drive means (3) w...
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JP3540748B2 |
An aircraft undercarriage mechanism 20 comprising a first lock member 22 mounted on the undercarriage 14, the first lock member being engageable with a second lock member 24 mounted on a wing 10 of the aircraft. The first lock member 22 ...
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JP3522371B2 |
PURPOSE: To enable a forced landing at emergency time, and avoid damage of an airframe by providing an auxiliary engine whose thrust shaft can be varied over an almost horizontal and vertical range and a gas bag contractedly arranged in ...
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JP3512312B2 |
To improve the ground resonance behavior of a helicopter in a rotating mode by constituting an integrated front cross piece offset from a front boundary of the contact face of a longitudinal support stretch of a skid on the ground. Each ...
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JP2004074900A |
To largely reduce friction at landing generated between a runway and a tire by rotating wheels lowered for landing.A plurality of wind receivers 5 formed in almost half cup shapes are radially arranged at proper intervals along the outer...
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JP2004507675A |
A convertible aircraft brake assembly (10) designed as original equipment to have heat sinks comprising a steel heat sink (20) aircraft brake assembly and a carbon-carbon composite heat sink (40) aircraft brake assembly. When the aircraf...
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JP2004058978A |
To reduce the weight of an aircraft, to lessen the wear of a tire, and to prolong the service life of the tire.Blades of a semi-spherical shape or an adequate shape which are rotated under the wind are fitted to a tire, a rim or both of ...
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JP2004505838A |
An aircraft braking system maintenance program operating system for an aircraft braking system. The system makes a separate record of each brake actuation in which there is relative movement of the brake member's facing friction surfaces...
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JP2004034986A |
To provide a landing device suitable for use for both a front landing device and a main landing device of an airplane.The airplane is provided with the landing device whose noise reduction device reduces a noise level caused during a fli...
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JP3481637B2 |
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JP3474873B2 |
An aircraft, aircraft fuselage, aircraft wing and aircraft landing gear are provided. The landing gear (10) comprises a wheeled leg (12) and a series of mounting members (14, 15, 16, 17) to attach the leg to an airframe of the aircraft v...
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JP2003534984A |
It is a serious disaster if a solution can not be found to alleviate the problem of an air accident in which a steel flying machine weighing several tons including its passengers falls to the ground from high in the sky. The present inve...
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JP2003534983A |
The additional device according to the invention for floats for seaplanes and floatplanes comprises four airtight bladders (10) to which compressed air can be applied, and which extend along the float and rest on side surfaces (11) of th...
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JP2003533392A |
A wheel (11) having a rim (12) with a pair of flanges (17, 19) including a peripheral potential roll surface (33) on at least one flange for contacting the ground in the event of tire failure has a convexly contoured roll surface with a ...
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JP2003261099A |
To provide a damper device and its adjusting method having a shimmy suppressing function with easy maintenance not affected by an operating environment.The damper device comprises a strut cylinder 1 fixed to a body of a movable body, a s...
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JP2003246299A |
To provide a wheel for an airplane which enables the wheel to be rotated in a number of revolution controlled in a landing direction in advance at the time of landing, and the tire to be less worn for a safe landing.A wheel for supportin...
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JP3410697B2 |
To provide a motorcycle carrier device for helicopter capable of safely and surely installing a motorcycle on the outside of a helicopter and detachable and reattachable in a short time. A longitudinal displacement stop means 11 is fixed...
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JP2003514713A |
The pneumatic float according to the invention comprises an airtight outer skin (5), which can be inflated with compressed air via a valve (21). Webs (6) extend essentially over the entire length of the float, which are joined to the out...
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JP2003508296A |
An electrically actuated braking system (30) of the type having a brake disc stack selectively compressed to restrain wheel rotation. A plurality of brake actuators (35,37,39,41,43,45,47,49) are disposed at the carrier housing (13) in an...
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JP2003054496A |
To provide a leg part structure for an aircraft simplifying and lightening a device and reducing the number of part items for cost reduction. In the leg part structure for the aircraft swingably supporting a wheel via an axle at an end p...
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JP2003054497A |
To provide a leg part supporting structure for an aircraft preventing generation of excessive bending stress on a leg part supporting member in landing and breakage of each member mentioned above due to excessive bending stress by equali...
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