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Internet facilitated fire alarm monitoring, control system and method
A monitoring station displaced from a plurality of regional monitoring systems communicates therewith via a computer network, such as the Internet. The station...
Modular reed switch assembly and method for making
A modular reed switch assembly and method for making the same are provided. A switch assembly (101) includes a reed switch (206, 106) that is enclosed between a...
Current transformer test device and method
A current transformer test method implemented using a test device, is useful to verify proper CT installation and operation, and does not rely on the generator...
Method and apparatus for controlling an engine start system
An apparatus (80) controls a synchronous machine (20) used to start an engine (300) during an engine start operation. The apparatus comprises: an exciter current...
Use of powder metal sintering/diffusion bonding to enable applying silicon
carbide or rhenium alloys to face...
A method for making aerospace face seal rotors reinforced by rhenium metal, alloy, or composite in combination with silicon carbide or other ceramic. The...
Compact heat battery
A compact heat battery (CHB) may comprise a casing, a tube containment sheath, a bundle of hermetically sealed phase change material (PCM) encapsulation tubes,...
Tire pressure leak detection method and system
A method of determining whether a tire will satisfy a t hour pressure retention standard in about x hours, where x is less than t, that involves determining a...
Gas supply adapter
A single-piece adapter (10) is disclosed for supplying gas to a gas detector (32) that contains at least one gas sensor (34) and that has a gas inlet (30) for...
Thermal management of a gas turbine bearing compartment utilizing separate
lubrication and cooling circuits
A multiple path fluid circuit comprising a fluid reservoir and a fluid pump having an inlet in fluid communication with the fluid reservoir. The fluid pump may...
Dynamic objects with property slot definition and runtime mechanisms
A component based software program, where each component is based on a component-type. Component-types are created from base classes comprising slot definitions....
System and method for signal integrity testing of electronic circuits
A system and method are disclosed for measuring signal crosstalk in an electronic circuit device or Integrated Circuit (IC) device, correlating the results with...
Method and apparatus for retrieving event data related to an activity
A method and apparatus that processes time series, event and/or activity data of a process according to a data structure is disclosed. The data structure defines...
Controller with programmable service event display mode
Controllers and systems for displaying servicing information via a display unit are disclosed. A controller in accordance with an illustrative embodiment of the...
Methods and apparatus for delay free phase shifting in correcting PLL
An apparatus eliminates a differential phase shift, .DELTA..theta.(f), between a double sideband suppressed carrier modulated angular rate information signal and...
Gas monitor using electrochemical cell and method of operating
A method and apparatus for gas detection uses a sensor such as an electrochemical (EC) cell and includes a feedback control loop to control a pump to establish a...
Method and apparatus for automatic determination of lead-acid battery
In accordance with various embodiments, there is a method for determining the specific gravity of a battery. Various embodiments include the steps of applying an...
Rotatable assemblies having chemically bonded lamination stacks
A rotor assembly or other rotating device having a stack of laminations or laminates that are chemically bonded together. Chemical bond of the laminates may have...
Drawn gel-spun polyethylene yarns
Drawn multi-filament polyethylene yarns and articles thereof having unique signatures in dynamic mechanical analysis reflective of unique microstructures, and...
Gas turbine engine including airfoils having an improved airfoil film
cooling configuration and method therefor
An airfoil for a gas turbine engine blade includes a plurality of film cooling holes extending through its outer surface. The film cooling holes are formed by...
Controller customization management system
A device and method that may be used at nearly any place to set and adjust a control system such as a thermostat, controller or computer having numerous...
Electrostatically actuated gas valve
A gas valve body with a first flow chamber and, a second flow chamber including and a main valve positioned in line and between the first flow chamber and the...
Closed loop air conditioning system
A closed loop air conditioning system for an aircraft includes a compressor stage including at least one power driven compressor, for compressing working fluid,...
Adaptive intelligent circulation control methods and systems
Adaptive intelligent circulation control methods and systems are used to help increase the comfort and/or reduce energy usage and equipment wear. In one...
System and method for controlling redundant communication links in
networked safety systems
A system, apparatus, and method for maintaining communication integrity in a safety system. A link integrity signal indicative of any short circuits or open...
Spatio-temporal filter for structural health monitoring
A method for estimating damage to a structure is provided. The method includes collecting a plurality of damage estimates over time and filtering the plurality...
Multi-sensor fire detectors with audio sensors and systems thereof
An ambient condition detector incorporates an audio transducer for discrimination between alarm and non-alarm conditions. The transducer can provide occupancy...
Embedded automotive latch communications protocol
A latch communications method and system are disclosed herein, which generally includes a communications receiver and transmitter unit associated with a latch....
Resettable bi-stable thermal valve
A resettable thermal valve for controlling the flow of a fluid therethrough comprises a valve assembly housing having a fluid passageway therethrough and a valve...
System and method to determine oil quality utilizing a single
multi-function surface acoustic wave sensor
A method and system for detecting oil quality. The quality of engine oil can be determined utilizing an acoustic wave sensor to obtain viscosity and corrosivity...
High g-force shock pulse generator systems and methods
The present invention provides systems and methods that can provide a high g-force to a test specimen. An exemplary system of the present invention includes a...
Waffled impingement effusion method
A combined impingement effusion method comprises brazing or welding a waffled impingement plate to the cold back-side surface of component having effusion holes...
Method for temporary repair of the overbraid for metal overbraided wiring
A method for the repair of the overbraid for metal overbraided wiring harness is provided. The method requires no special wiring harness design, uses readily...
Methods of forming titanium-containing superconducting compositions
The invention includes superconducting titanium-containing compositions having less than 200 ppm, by weight, of a combined total of interstitial materials...
Model-based composable code generation
A framework is provided for generating code for the model-based development of a system. According to the framework, the model-based system is modeled using...
Multiple wireless sensors for dialysis application
A sensor system for dialysis applications includes a plurality of pressure sensors, wherein each pressure sensor can be provided as an LC type sensor, and/or an...
Internet facilitated emergency and general paging system
A plurality of displaced paging systems can be controlled from a common paging facility via a computer network such as the Internet. Real-time streaming audio...
In-rush current limiter
An in-rush current limiter and method is provided. The in-rush current limiter reduces the maximum current that is drawn during system startup of an avionics...
Head-down aircraft attitude display and method for displaying schematic
and terrain data symbology
Methods and apparatus are provided for displaying terrain data symbology for an aircraft. The apparatus is a heads-down display for an aircraft having a monitor...
MEMS based space safety infrared sensor apparatus and method for detecting
a gas or vapor
A space safety apparatus monitoring a volume of space encompassing a field of view (FOV) for detecting an intrusion including a gas or vapor, and includes a...
False alarm reduction in security systems using weather sensor and control
A security system that secures a building includes a weather detector for detecting weather conditions, such as thunder or high winds, which are likely to cause...
Automotive latch debug and diagnostic user interface
Diagnostic data associated with a latch can be generated in response to automatically analyzing the latch. A graphical user interface is provided for graphically...
Variable candela strobe with constant trigger voltage
A variable candela strobe unit couples a substantially constant trigger voltage to a trigger electrode of a gas discharge tube irrespective of the voltage...
Staked printed circuit board terminals for switch cases
A staked terminal rivet system and method configured to mount a switch device onto a printed circuit board is disclosed as an alternative to traditional...
Methods of producing phosphitylated compounds
Provided are methods of producing phosphitylated compounds, including 3'-O-phosphoramidites, comprising the step of reacting a hydroxyl-containing compound with...
Bonded thin-film structures for optical modulators and methods of
The present invention provides silicon based thin-film structures that can be used to form high frequency optical modulators. Devices of the invention are formed...
Pressure sensor with silicon frit bonded cap
A pressure sensor apparatus and method that incorporates a silicon frit bonded cap. The pressure sensor includes a silicon sensor wafer with diaphragms at a...
System and method for lightoff detection in turbine engines
A system and method is provided for lightoff detection in a turbine engine that provides improved accuracy and consistency. The system and method use engine...
Simulated visual glideslope indicator on aircraft display
An apparatus and method for simulating airport lighting aids by providing a generator having a processor structured to receive a plurality of navigation signals...
Calibrated pressure sensor
A control system coupled to a pressure sensor calibrates the pressure sensor. The control system may measure a plurality of capacitance values at a plurality of...