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4756491 |
Dipstick retainer
At least one hook or clip is mounted to the inside surface of the engine compartment hatch door so as to removably receive the engine oil dipstick so that the dipstick protrudes beyond an edge of...
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4736907 |
Process and apparatus for preventing bird collisions
The collision of birds with aircraft is prevented by means of at least one light source installed on an aircraft which produces light flashes. The frequency of the light flashes produced thereby is...
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4730486 |
Pressure relief valve exhaust gas heating means for aircraft backup pump
An aircraft instrumentation system includes a plurality of air-driven instruments and a primary air pump for operatively driving the instruments. An air pressure regulator, coupled to the primary...
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4711411 |
Aircrew headgear ejection means
An apparatus for ejecting an aircrewmans helmet-mounted electro-optical equipment from an aircraft cockpit comprising an arm having a first end pivotally mounted at a position behind an aircrewmans...
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4705233 |
Trustworthy simplified vacuum systems
Vacuum systems deriving their trustworthiness by means of simplified apparatus, wherein, the vacuum source will be derived from simple venturis common to the state of the art, whereby, ice...
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4703904 |
Apparatus and method for providing an aero-optical interface
A method and apparatus for providing an aero-optical interface by stabilizing a shear layer in a fluid flowing over an aperture. The apparatus extracts fluid from a remote part of the flowing fluid...
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4700910 |
Structure and method for mounting an aircraft weight sensor within tubular axle of an aircraft undercarriage
A mounting and mounting method for a sensor positioned within a tubular axle of an aircraft undercarriage which will provide an output voltage proportional to the angular deflection of an axle for...
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4692610 |
Fiber optic aircraft load relief control system
A fiber optic load measuring system is disclosed comprising an optical pulse generator, an optical bus, a plurality of optical pulse routing switches, a plurality of optical attenuators disposed...
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4682171 |
Turn-and-bank indicator which displays the total angle or total time of a turn
A turn-and-bank indicator can integrate with regard to time the displacement of a pointer of the turn-and-bank indicator, the pointer indicating the turning rate of the airplane. It includes a...
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4676454 |
Backup pump for aircraft instrument system including heater
A pump system for use with an air operated instrument system of an aircraft. A primary pump is connected to an air operated instrument and a backup pump is provided in the event of failure of the...
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4674704 |
Direct air cooling system for airborne electronics
A direct air cooling system 12 for electronics carried by aircraft. The cooling system provides a submerged air scoop 16 which directs outside air to several electronic modules 14. The air flows...
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4663627 |
Aircraft control position indicator
An aircraft control position indicator is provided that displays the degree of deflection of the primary flight control surfaces and the manner in which the aircraft will respond. The display...
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4651951 |
Apparatus for the removal of helmet-mounted equipment
Apparatus for detaching helmet-mounted equipment (6) from the helmet (4) of a vehicle-mounted user (1) includes a quick-release fastening (8) securing the equipment to the helmet. A removal cord...
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4633376 |
Advanced fuel receptacle lighting system for aerial refueling
An advanced fuel receptacle lighting system for aerial refueling of receiver aircraft during night time operations. The receptacle lighting system mounted on a tanker aircraft for enhancing a boom...
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4632340 |
Device for protecting parked aircraft
A removeable spoiler is described for reducing the wing lift of parked aircraft. It includes a spoiler member in the form of a strip temporarily mountable to stand upright and project into the...
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4614316 |
Stowable sliding filter
An IR filter assembly for use with a lighted instrument panel mounted to a control panel includes a support frame surrounding the lighted instrument panel but through which the lighted instrument...
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4613096 |
Helicopter protector
A helicopter protector designed to protect the exterior of a helicopter from exposure to the elements and at the same time allow servicing of the helicopter. The protector utilizes the main rotor...
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4611524 |
Camouflaged vehicle such as an aircraft, surface vessel or the like
A camouflage and deceptive perception distorted vehicle such as an aircraft or surface vessel or the like for combat use at least a substantial portion of which will remain undetected until the...
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4610213 |
Pressure sensing on rigid sails
Pressure tapping for rigid sails, the tappings (10, 11, 12, 15, 16) being located to either provide a stall warning or to enable tuning of the sailset to the desired operating angles. A particular...
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4606516 |
Aircraft protective device
A protective device for outer airplane surfaces is provided which includes a laminate to envelop, for example a portion of an airplane wing having a water-impervious dense outer layer and a less...
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4598883 |
Apparatus for protecting a portion of the exterior of an aircraft
Apparatus is disclosed for protecting the exterior of an aircraft which comprises a plurality of elastomeric foam members; each substantially in the form of a sheet for covering a respective...
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4598882 |
Low profile deployment/retrieval system
A towed body deployment/retrieval system which includes first and second hollow arms for passage of a cable from a winch to the towed body. The adjacent ends of the arms include forked fittings...
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4598292 |
Electronic standby flight instrument
A self-contained, standby flight instrument includes sensors, processing circuitry, rechargeable power supply, voltage regulation circuitry, and display hardware arranged to provide a continuous...
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4595156 |
Deception pattern for camouflage
An object intended for concealment or a facsimile thereof is used to generate the pattern by creating shadows on a flat surface at several elevation angles, with the resulting set of shapes then...
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4591111 |
Thermal navigator
An apparatus for use in an ultralight aircraft, glider, or sailplane to detect and navigate within thermal updrafts is disclosed. The apparatus includes a right temperature sensor and a left...
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4591114 |
Automatic interlock connector arrangement for radio-controlled model airplanes
A fail-safe, automatic interlock connector arrangement automatically electrically interconnects an electrical component on a wing to another electrical component on a fuselage of a radio-controlled...
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4573650 |
Fire-safe aircraft waste disposal system
An improved fire-safe waste disposal system uniquely suitable for use in the aft bulk cargo hold (22) of a large capacity passenger aircraft which is compatible with, and can be readily interfaced...
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4562978 |
Adjustable mounting tray for aircraft inertial reference units and the like
An adjustable mounting tray for installation of an aircraft gyroscopic and/or inertial reference apparatus, comprises, a baseplate member mounted so that it is substantially level in roll and pitch...
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4559822 |
Aircraft potential of wing lift instrument and method
An instrument and method for continuously measuring by differential air pressure the surplus of kinetic energy of an aircraft mass and the resulting potential of wing lift (POWL) above an empirical...
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4549706 |
Flow data sensor duct system
A non-intrusive duct system is disposed in a component of an air vehicle. The component has an external surface in a free stream flow. The duct system is disposed substantially flush with such...
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4538777 |
Low thrust detection system for aircraft engines
Aircraft engine low thrust detection system having sensors for each engine mounted on the engine nacelle in the slip stream of each propeller. A given amount of decrease in engine thrust is...
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4537369 |
Adapter for towing aircraft
An adapter for existing tow bars or spotting dollies to tow aircraft having on-conventional landing gears has a vertical member which is dimensioned to fit into a socket mounted in the bottom of...
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4529150 |
Console assemblies for control stations
A console assembly, suitable for example, for an aircraft cockpit, including a fixed structure, having a display area (1) permanently presented to, for example, a crew member, a movable panel (2)...
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4506847 |
Thermalling sailplane turn indicator
A thermal indicator with a sensor (28) mounted over the wing stubs (12, 13) of a sailplane to detect relative movement therebetween due to bending moments applied to the wings on meeting a thermal...
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4503710 |
Crack detection by electrical resistance
Early detection of cracks in structural members subject to stress is accomplished before cracks traverse the member by (a) affixing multiple liquid impermeable enclosures to the material to be...
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4468960 |
Glide path indicator for aircraft
A glide path instrument for an aircraft to display to a pilot that the aircraft is descending on a predetermined inclined glide path. The instrument includes a rectangular casing mountable in...
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4448371 |
Camouflaged aircraft
A camouflaged and deceptive preception distorted aircraft comprising an aircraft fuselage with nose tail top bottom and side surfaces having a real cockpit canopy on the top surface with length,...
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4445652 |
Adjustable rocket thrust alignment device
An alignment device for adjusting the takeoff assist thrust vector of a rocket booster in a desired relationship to the center of gravity of an autonomous missile. The device provides for using...
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4444099 |
Airborne refuse compactor
An airborne refuse compactor to compact liquid laden trash for storage until the end of the flight. The compactor relies on the difference between pressure within the pressurized passenger cabin...
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4437318 |
Environmental control system and method
Method for controlling humidity levels of internal ambient air for aircraft, utilizing air water separation devices for dehumidification strategically located so as to dehumidify ambient air prior...
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4436569 |
Method for forming a protective cover for aircraft having conical radomes
A rain erosion resistant protective covering for aircraft having pointed or conical radomes and method of forming the protective covering. The protective covering is a layered material of...
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4436261 |
V/STOL Aircraft
Various forms of V/STOL aircraft are disclosed, each having a tiltable exterior structure that is in the shape of a pair of connected partial circular conoids. In one general form the conoids house...
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4428549 |
Arrangements for mounting a probe on an aircraft
An aircraft 10 includes a pair of aerodynamic control members 11 pivotally mounted one to each side of the cockpit, each for movement about a pivotal axis P. A probe 13 is carried adjacent the...
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4418881 |
Rudder control gust lock
A rudder gust control lock device is disclosed for securing the rudder and vertical stabilizer of single and twin engine airplanes to each other. The device includes a partial collet having a...
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4407467 |
Tactical wire-cutter system for helicopters
A tactical wire-cutting system for helicopters includes a forwardly extending probe having a plurality of explosive cutting charges disposed along the probe. The probe is inclined with respect to...
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4405099 |
Apparatus for activating system in response to impact
An impact apparatus responsive to a time rate of change of velocity of a housing is used to activate a system. A specific application of the invention fixes the housing to an aircraft body with an...
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4399965 |
Stress panel repair insert for aircraft
A thick panel is provided constructed of resilient deformable material and of a plan, size and shape to be snugly received in an airframe opening formed by the removal of an airframe stress panel....
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4350314 |
Wing mounted stall condition detector
An aircraft instrument system for use on winged aircraft having an indicator visibly displaying a linearly variable ratio of a first pressure differential between a first pressure at a first...
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4340196 |
Maintenance lock for aircraft speed brake
Disclosed is a lock to lock open the speed brake doors of an aircraft to facilitate servicing the brake mechanism. The lock cooperates with lightening holes in the internal stiffening structure of...
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4312042 |
Weight, balance, and tire pressure detection systems
A weight and balance system for an aircraft or the like which measures the bend in a structural member of the aircraft, such as a landing gear element or a wing or fuselage section, by use of...
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