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Multi-stage dynamic braking resistor network
A multi-stage dynamic braking resistor network (23) is provided that includes a plurality of dynamic brake resistors (1a d) for dissipating, as heat,...
Method for reducing harmonic distortion in comb drive devices
Methods of fabricating comb drive devices utilizing one or more sacrificial etch-buffers are disclosed. An illustrative fabrication method may include the steps...
Electromagnetic radiation structure control system
A control system is provided for controlling the shape of a flexible electromagnetic radiation structure. The control system includes a plurality of actuators...
Hand-held laser welding wand having internal coolant and gas delivery
A hand-held laser welding wand includes internal flow passages through which filler media, gas, and coolant may flow. The wand is dimensioned to be grasped with...
Spin-on-glass anti-reflective coatings for photolithography
Anti-reflective coating materials for deep ultraviolet photolithography include one or more organic dyes incorporated into spin-on-glass materials. Suitable dyes...
The present invention provides an organosiloxane comprising at least 80 weight percent of Formula I: ...
System and method for using removable storage for computer troubleshooting
A computer system monitoring apparatus that collects various system and operating parameters to a removable memory unit. The system includes an operating system...
Wireless ignition kill switch controlled by a security system
A method of protecting an asset having engine which includes the steps of providing a kill switch cooperating with the engine on the asset, providing a...
Method and system for transmitting periodic and aperiodic data over a
critical avionics databus
A network architecture (100) that supports periodic and aperiodic data transmissions over a network databus. The network (100) comprising a plurality of Network...
System, apparatus, and method for controlling lamp operation when subject
to thermal cycling
A system, apparatus, and method for preventing thermal cycling of a ballast coupled to one or more lamps. A monitor circuit is provided to monitor for activation...
Particle detection system and method
An apparatus and method for detecting particles. A flow tube is surrounded by eight off-axis ellipsoidal mirrors all having a common first focus coincident with...
Laser powder fusion repair of Z-notches with nickel based superalloy
A method is provided for repairing Z-notch wear surfaces on low pressure gas turbine engine turbine blades. The method is directed to turbine blades made of...
Aircraft modular cabin pressure regulator
One embodiment relates to a modular cabin pressure regulator that can receive its destination parameter and control settings from an avionics system or a manual...
Flight control actuation system
A flight control actuation system comprises a controller, electromechanical actuator and a pneumatic actuator. During normal operation, only the...
Methods and apparatus for conducting high g-force testing
A high-g shock-producing device for testing a sample specimen is described which includes a beam and a shock column. The beam is of predetermined length and has...
Multi-axial pivoting combustor liner in gas turbine engine
A multi-axial pivoting liner within the combustion system of a turbine engine allows the system to work with minimum thermal interference, especially during...
Conical helical of spiral combustor scroll device in gas turbine engine
A conical helical design for a turbine combustor scroll utilizes as much cavity of the combustor housing as possible by adding an axial shift and an irregular...
Method of extracting and inserting upper and lower molds
A mold fixture 20 for safe and efficient extraction, insertion and storage of mold inserts 26, 28 is provided. The mold fixture 20 includes a lower receiving...
Electric load management center
An electrical power distribution system is disclosed that includes a gateway module (100) including logic (112) to interface to a vehicle management computer...
Sensor placement and control design for distributed parameter systems
A sensor placement algorithm uses process data to determine the optimal distribution of sensors in a distributed parameter manufacturing system. An automatic...
Real time contour line generation
The generation of contour plot images from elevation data in real time for use in a digital moving map. The contour line interval is dynamically selectable. The...
Integrated traffic surveillance apparatus
An apparatus and method for combining the functionality of multiple airborne traffic surveillance systems that operate in the L-band frequency range. The...
Dual axis magnetic sensor
A two-axis magnetic field sensor includes a substrate, a first sensor having at least one magnetoresistive element formed of GMR material on the substrate has a...
Series bridge circuit with amplifiers
Two bridge type transducers are coupled in series with their outputs each driving one of a pair of differential amplifiers, with the outputs tied together in a...
Methods and systems for providing MEMS devices with a top cap and upper
A method for fabricating a MEMS device having a top cap and an upper sense plate is described. The method includes producing a device wafer including an etched...
Compact navigation device assembly
One embodiment of the invention provides a compact navigation device assembly that is rugged, compact and does not require independent connector components to...
Method of making conformal fluid data sensor
A method of making a gaseous fluid data sensor assembly for acquiring data regarding the ambient environment adjacent a surface of an airframe with adjacent air...
Modular electronic housing and assemblies
Methods and systems for temperature compensation of physical property
Temperature compensation methods for physical property sensors are disclosed herein, based on a simple bridge circuit. An imbalance of the bridge circuit can be...
Gas jet control for inertial measurement unit
An inertial navigation system is provided. The system includes a gas supported sensor block that is adapted to rotate in three dimensions in a near frictionless...
Flight management system using holding pattern entry algorithms
The present invention provides a set of holding pattern entry algorithms used to define flight segments for entry into holding patterns. These geometries...
System and method for geographically referencing an improvement image
The instant invention is a system and method for converting improvement images to geographically referenced chart symbols and for combining improvement images...
Systems and methods for installation and maintenance of proximity sensors
Methods and systems for installing and monitoring a proximity sensor are disclosed. A target can be detected utilizing a sensor located proximate to the target....
Matched reactance machine power-generation system
A system and method is described for using a matched reactance machine power generation system (MRMPGS) to provide a constant-voltage power for an electric...
Lamp driver system with improved redundancy
A lamp driver system that facilitates improved reliability and performance for a display system is provided. The lamp driver system includes a fault detector and...
Self aligned Hall with field plate
A self aligned Hall sensor system and method are disclosed. A substrate can be provided. A Hall element and a plurality of contacts can then be formed upon the...
Water vapor transport power generator
An improved system for generating electrical power using a fuel cell. More particularly, a system for generating hydrogen gas by reacting water vapor with a...
Compressor impeller with stress riser
A compressor impeller for use with a boreless turbocharger is provided in accordance with this invention. The compressor impeller comprises an integral hub...
Replaceable insert for centrifugal blower flow control
The present invention provides a method and apparatus for varying the high flow and low pressure operating range of a centrifugal blower. Centrifugal blowers are...
Cambered vane for use in turbochargers
Improved cambered vanes comprise an inner airfoil surface oriented adjacent a turbine wheel, and an outer airfoil surface oriented opposite the inner airfoil...
Diverter valve with multiple valve seat rings
A diverter valve includes a valve bore having a set of valve seats associated with each fluid outlet port. Each set of valve seats is at least partially...
Unmanned underwater vehicle docking station coupling system and method
A docking station for an unmanned underwater vehicle (UUV) includes a tether control system to minimize movement of the docking station when the UUV is docking...
Optical pressure sensor
A pressure sensor is formed on a substrate, the surface of the substrate having a p-n junction and a shell with a beam inside the shell over the p-n junction....
Patch wireless test fixture
In general, a pressure rail having a top surface and a bottom surface and one or more pressure inlets to a pressure channel can be located within the pressure...
Phased micro fluid analyzer
A micro fluid analyzer having a concentrator and separator. A strip continuous through a channel in the concentrator may provide a hot zone that may move with...
Temperature variance reduction using variable penetration dilution jets
A variable penetration dilution jet array for a single can and scroll assembly includes a plurality of differentially sized dilution openings around the...
System for warming pressurized gas
A plurality of vessels contains pressurized gas. Each vessel fluidly communicates with an adjacent vessel through a line. A heat exchanger is positioned in a...
An exemplary controller includes a control valve that includes an electric actuator operatively coupled to a valve stem, a piston operatively coupled to one or...
Method and apparatus for receiving a removable media member
The present invention is directed towards receiving removable media, and in some embodiments, providing tighter alignment tolerances between an inserted...
Method of constructing a rotor for a gyroscopic device
A method of constructing a rotor for a gyroscopic device is provided comprising fabricating a unitary assembly comprising a rim, a hollow shaft, a hub at each...