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Automated operation check for standing valve
A method of verifying proper operation of an electromagnetic valve. The method includes providing a mechanism to effect opening of the valve, verifying that the...
Multi-platform aircraft forward position light utilizing LED-based light
An aircraft forward position lighting device (1) has a modular configuration, including a mounting module (20) containing solid-state light sources, e.g.,...
Method and apparatus for providing a standard control system with custom
A system and method for managing the activities of a process. The system includes a first computer that uses standard control classes to manage the activities...
Plasma directing baffle and method of use
The present invention provides an assembly that may be used to clean the external surfaces of fiber optic cable. The assembly includes a baffle housing, a plasma...
Optical alignment detection system
An optical alignment detection system for detecting the alignment of a first object relative to a second object is provided. One or more light sources and one or...
Methods and systems for substrate surface evaluation
A method for determining a surface quality of a substrate sample using a differential interference contrast microscope is described. The microscope includes an...
Fluorescent lamp driver system
A lamp driver system is provided that facilitates improved efficiency and brightness control for an optical display system. The lamp driver system provides this...
Security device with adjustable magnet location
A security device that is adapted to be affixed along a window to provide anti-intruder protection while providing the ability to open the window a variable...
Method of making 1,1,3,3,3-pentafluoropropene
The invention provides an economic process for the manufacture of the hydrofluorocarbon 1,1,3,3,3-pentafluoropropene (HFC-1225zc). HFC-1225zc can be made from...
Snap acting split flapper valve
A filter bypass valve is disposed in parallel with an aircraft cabin air filtration system air filter. During normal operation, air is filtered through the air...
Predictive contract system and method
A control method includes modeling a power generation apparatus, monitoring the generation of a total amount power from the power generation apparatus,...
System and method for AC power generation from a reluctance machine
A system and method is provided for generating AC power using a synchronous reluctance machine (12) or a salient-pole synchronous machine (102) and a power...
Control sequencing and prognostics health monitoring for digital power
conversion and load management
An electronics-based system (100) for power conversion and load management provides control sequencing and prognostic health monitoring and diagnostics for fault...
Enclosure for printed wiring board assemblies
There is provided an enclosure for printed wiring assemblies (PWAs). The enclosure includes first and second enclosure halves disposed on opposite sides of the...
Modified IMA cabinet architecture
An integrated modular avionics (IMA) cabinet for housing printed circuit board (PCB) modules includes a chassis configured with slots for receiving the PCB...
Transmissive E-paper display
In accordance with the invention, there are systems for electronic paper, apparatus for electrophoretic display, and methods of making an electrophoretic...
Declutter of graphical TCAS targets to improve situational awareness
Traffic collision and avoidance systems and methods for a host aircraft. The system receives traffic information from one or more target aircraft, determines...
Wireless torque sensor
A torque sensing system generally includes a torque sensor comprising a torque sensing element configured upon a substrate in association with an antenna for...
System and method for DC power generation from a reluctance machine
A system and method is provided for generating DC power using a synchronous reluctance machine (12) or a salient-pole synchronous machine (102) and a power...
Hand-held laser welding wand nozzle assembly including laser and feeder
A hand-held laser welding wand includes a main body that is dimensioned to be grasped by a hand and a nozzle assembly. The nozzle assembly includes a laser...
Low dielectric constant materials and methods of preparation thereof
The present invention is directed to low dielectric polymers and to methods of producing these low dielectric constant polymers, dielectric materials and layers,...
Protective coating for oxide ceramic based composites
A layered structure includes a substrate comprising a layer of an oxide/oxide ceramic based composite material, a first oxide layer disposed directly on the...
Gas generating system and method for inerting aircraft fuel tanks
The present invention provides a system and method for generation of nitrogen enriched air for inerting aircraft fuels tanks. One embodiment of the present...
Anti-icing actuator assembly for pneumatic valve
An actuator assembly for use in conjunction with a pneumatic valve assembly of the type which includes an airway having an inlet port, an outlet port, and a...
Graphical user interface system for a thermal comfort controller
A graphical user interface system for a thermal comfort controller. The user interface system has a central processing unit coupled to a memory and a touch...
Inlet duct for rearward-facing compressor wheel, and turbocharger
A turbocharger includes a compressor wheel having back-to-back impellers (i.e., a forward-facing impeller and a rearward-facing impeller) mounted on the same...
Axial loading management in turbomachinery
Exemplary vanes for a turbocharger having variable nozzle geometries are disclosed. In one aspect, each of the vanes includes two axial surfaces that are on...
Personal navigation using terrain-correlation and/or signal-of-opportunity
A navigation system includes an inertial navigation unit. The navigation system also includes a Kalman filter that generates corrective feedback for use by the...
Assembly for holding circuit cards
An assembly for holding circuit cards may comprise a plurality of slots, each slot being configured to receive a circuit card. At least one slot may be...
Mechanism for and method of biasing magnetic sensor
A magnetic sensor package having a biasing mechanism involving a coil-generated, resistor-controlled magnetic field for providing a desired biasing effect. In a...
Low-power wireless inflatable bladder damper for forced air heating,
ventilation, and air conditioning systems
A low-power, wireless, inflatable bladder damper device for controlling the flow of air through an airflow channel, and a method of operation for the same....
A plurality of acoustic wave sensing devices can be provided, which are mechanically simulated for implementation upon a quartz wafer substrate. The quartz wafer...
Cabin air compressor cooling system
A closed loop cooling system and method for an oil-free electric motor of an aircraft cabin air compressor. A closed-loop fan, which may be coupled to a motor...
Methods and apparatus for sharing slack in a time-partitioned system
In a multitasking system executing real-time harmonic and dynamic tasks having various priority levels, slack is stolen from timeline and reclaimed slack to...
Reestablishing connections when a block/device at one end is
Reestablishing connections when a block/device at one end is re-initialized. The data elements necessary for reestablishing a connection at both ends may be...
Mapping systems and methods
Improved systems and methods for mapping are provided. In one embodiment, a system for mapping is provided. The system comprises a rangefinder adapted to output...
Method of detecting and deterring microphone sabotage
A protective grommet for a microphone has an enclosure with an internal cavity. The internal cavity is dimensioned to receive an input end of the microphone...
System and method of condensation reduction in an electrical unit
A non-dispersive infra-red gas detector includes a condensation eliminating heater. The heater can be intermittently energized in response to a signal received...
Brushless starter-generator with independently controllable exciter field
A starter-generator system supplies a controllable torque to a gas turbine engine, to thereby assist in starting the gas turbine engine, by independently...
Excitation controlled synchronous permanent magnet machine
The present invention provides an apparatus and methods for providing constant voltage from a permanent magnet generator at varying prime mover speeds or under...
Ion fusion formation process including precise heat input and temperature
An ion fusion formation method is used to manufacture a component from successive layers of feedstock material. A plasma stream is created by energizing a...
Diffusion barrier coating for Si-based components
A component comprising a silicon-based substrate and a diffusion barrier coating disposed on the silicon-based substrate. The diffusion barrier coating comprises...
Passive, double acting, vacuum actuated vent valve
A valve is provided for use on a control moment gyroscope (CMG) having a housing separating an internal environment from an external environment. The valve...
System and method for image segmentation
An image segmentation apparatus, preferably integrally implemented in a device such as an FPGA, including a buffer memory for storing pixel data, a digital...
Method and system for on-line measurement of thickness and birefringence
of thin plastic films
A system and method for analyzing the characteristics of a thin film is provided whereby the in-plane birefringence of thin films is determined by measuring the...
Magnetic compensators for fiber optic gyroscopes
A fiber optic gyroscope (FOG) includes a sensing coil with a particular magnetic sensitivity magnitude and direction with respect to the geometric axis of the...
Hand held RFID reader with dipole antenna
A hand held Radio Frequency Identification (RFID) reader is provided. The reader includes a housing having a perimeter around an inner edge. The reader also...
Safety system based on reconfigurable array of logic gates
An array of logic gates is configured to implement a predefined strategy for an emergency response system in a hardware-only runtime environment. The array of...
Use of visco-elastic polymer to reduce acoustic and/or vibration induced
error in microelectromechanical...
A system and method for reducing rectification error in a MEMS device cause by noise and/or vibration. A visco-elastic polymer is situated around at least part...