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Azeotrope-like compositions of pentafluoropropane and chloropropane
This invention provides azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and 2-chloropropane that are environmentally desirable for use as...
Thrust reverser system with sequential torque decoupler
An aircraft thrust reverser system that includes a power drive unit operable to supply a drive force. The power drive unit includes a motor and a torque...
Thrust reverser actuator with an automatic relock and lock drop prevention
A thrust reverser system includes one or more actuators each having a locking mechanism that prevents unintended actuator movement, and thus unintended thrust...
Ground proximity warning system and method having a reduced set of input
The ground proximity warning system and method provide a number of alerts based upon a substantially reduced list of input parameters relative to a conventional...
Image scanning method
An area, such as an area of the earth's surface, is scanned by a scanner, such as an infrared line scanner, which is moved over the area at different heights and...
Magnetoresistive speed and direction sensing method and apparatus
The ring magnet speed and direction sensing scheme according to the present invention addresses many of the shortcomings of the prior art. In accordance with...
Oligomeric and polymeric OLED materials produced via arylation of quinones
OLED materials are provided that have the general formula: wherein the subscript n is an integer of from 5 to 15; the superscript i is an integer of from 1 to n and...
Emulsible polyolefin wax
An emulsible polyolefin wax having sufficient functionality to be emulsible in an aqueous medium, a melt viscosity of less than 1,000 cps at 190.degree. C., and...
Composition of pentafluoropropane, pentafluoropropane and water
Disclosed are compositions comprising 1,1,1,3,3-pentafluoropropane, 1,1,1,3,3-pentafluorobutane and water, said compositions are environmentally desirable for...
Clutch dust filter apparatus, and method of using same
A clutch dust filtration apparatus, for filtering solid particles out of a mixture of air and suspended solids, includes a conduit member, a collection vessel,...
Process for preparing wetfast polyamide fibers
A modified polyamide polymer having a high amino end group content, with more than 30 percent of the amino end groups being secondary or tertiary amine,...
Method for operating a gas burner
According to the invention, the ionization signal is detected at a first point of time during full-load operation and during partial-load operation, and for this...
IR laser diode based high intensity light
An infrared LASER diode based high intensity light (100) for use as an aircraft landing light or searchlight in conjunction with night vision imaging systems....
Cable assembly and air outflow valve incorporating the same
An improved air outflow valve having a cable assembly that enhances its reliability. In a particular embodiment, the cable assembly couples the diaphragm to the...
Active armor protection system for armored vehicles
A sensor system for defending armoured vehicles against projectiles through the use of active armour. A thermal sensor detects a projectile's presence, and a...
High-G acceleration protection by caging
For use in a MEMS device having a suspended proof mass, a method and apparatus for securing the MEMS device during a period of high acceleration. The method may...
Master-slave engine bleed flow sharing control method and system
A system and method for an engine bleed flow-sharing control system is disclosed. For a multi-engine bleed system, one (10) of the engines is selected as the...
Apparatus and method for testing jet engine fuel manifold flow distribution
An apparatus and method for testing the flow distribution through a turbine engine fuel manifold and one or more nozzles connected to the manifold. A plurality...
Situation dependent lateral terrain maps for avionics displays
In a lateral terrain map for avionics displays, a terrain relief contrast adjustment parameter, based on a statistical terrain roughness measure, is used to...
System, method and apparatus for pattern recognition with application to
symbol recognition and regeneration...
The invention provides a technique for pattern recognition that employs a state machine that incorporates a sequence of table-look-up operations. A sequence of...
Thermal switch adapter
A thermal switch apparatus having an adapter mount that snaps to a modular thermal switch by hand or with the use of a simple tool. The thermal switch apparatus...
Adhesion promoters with epoxy-reactive groups
An adhesion promoter comprises a polymeric strand with an epoxy-reactive group other than a phenolic hydroxyl group, and a crosslinking group that crosslinks the...
Process for preparing fluorination catalyst
A process for preparing a fluorination catalyst using a low pressure activating step followed by a high pressure activating step.
Methods of bonding physical vapor deposition target materials to backing
The invention encompasses a method of bonding a first mass to a second mass. A first mass of first material and a second mass of second material are provided and...
Polycarbosilane adhesion promoters for low dielectric constant polymeric
The adhesion of low k poly(arylene ether) dielectric coating compositions is effectively enhanced by a polycarbosilane promoter additive or primer. A coating...
Integrated power and attitude control system and method
An integrated power and attitude control system that includes a plurality of flywheels and a controller. The controller receives power commands and attitude...
Biologically safe mail box
A mailbox contains a UV lamp to produce UV and ozone. The lamp is activated when the mailbox door is closed to destroy biological materials in the mail box.
Self-calibrating inertial measurement system method and apparatus
A system for testing inertial measurement devices on a multi-axis rate table without having to utilize slip rings to transfer signals between the inertial...
Decoder for three phase signal
A heading and Omni-Bearing Selector (OBS) module for converting 3-phase analog heading signals input from a heading synchronic device and analog sine and cosine...
System and method for generating consolidated gas turbine control tables
A method for generating a power setting parameter table. The method includes the steps of generating an index from a plurality of first and second inputs and...
Inline sagnac fiber optic sensor with modulation adjustment
A method is provided for sensing an environmental effect upon a sensing element and includes exposing the sensing element into the environmental effect,...
Method and apparatus for detecting and isolating shorts and other troubles
on a polling loop
An Addressable Electronic Switch (AES) is disclosed together with unique S/W (software) procedures for a system control to detect, locate, and isolate shorts,...
Cell buffer with built-in test
A cell buffer with built-in testing mechanism is provided. The cell buffer provides the ability to measure voltage provided by a power cell. The testing...
Phase stability of non-sinusoidal signals utilizing two differential halls
A method and apparatus for sensing the speed and direction of a rotating target is disclosed. A first differential Hall package can be generally located opposite...
Polymeric additives and polymeric articles comprising said additive
We have developed a process and product which provide thermoplastic articles featuring a permanent outer surface which has selectively varied chemical...
Compositions of hydrofluorocarbons and methanol
The present invention provides compositions comprising an HFC component and a non-HFC component consisting essentially of methanol, having boiling points that...
Recycle methods for water based powder injection molding compounds
A process for adjusting the level of water or water soluble additives in aqueous-based powder injection molding compounds for the purpose of recycling scrap...
Methods for making morphologically stable bulked continuous filaments
BCF yarn is melt-spun, drawn and textured to provide morphologically stable BCF yarns. The yarn texturizing includes a relatively low efficiency fluid jet...
Airflow sensor, system and method for detecting airflow within an air
An airflow sensor including a housing, a flexible substrate, and electrical components. The housing defines an internal compartment and a top face opening. The...
Data manipulation method and system for a self-balancing rotatable
A method and system for dynamically balancing a rotating system, such that sensor measurements and responses to control actions can be compiled utilizing one or...
Multi-function reaction wheel assemblies for controlling spacecraft
A plurality of sensors provide spacecraft attitude signals to reaction wheel assemblies which provide converted signals to a flight controller that controls the...
Optical array and collimated light distribution
Collimated light distribution elements and systems that are especially suited to backlighting liquid crystal displays comprise a waveguide with clocked...
SEU resistant SRAM using feedback MOSFET
A random access memory cell has first and second inverters each having an input and an output. The input of the first inverter is coupled to the output of the...
Method and apparatus for determining the state of charge of a lithium-ion
Computer-assisted methods for determining the state of charge of a specific lithium ion battery, without the need for charging and discharging the battery, by...
Method and apparatus for monitoring the power of a multi-wavelength optical
Methods and apparatus for monitoring the power level of a multi-wavelength optical signal are provided. Also provided are methods and apparatus for adjusting the...
Hand held powder-fed laser fusion welding torch
A novel and inventive hand held powder-fed laser fusion welding torch providing manual flexibility for laser welding with powder-fed material. The hand held...
Method of machining glass
A low cost, durable mask for use in structuring anodically bondable glass materials and other structurable glass materials.
Oxidation and wear resistant rhenium metal matrix composites
An alloy and metal matrix composite (MMC) based on a refractory metal such as rhenium resists oxidation by the inclusion of alloying substances with affinity for...
Apparatus for disinfecting water using ultraviolet radiation
Ultraviolet radiation is used to disinfect water (5) in a flow tube, where the flow tube (10) acts a fluid filled light guide for the ultraviolet radiation and...
Dynamic unbalance compensation system and method
A dynamic unbalance compensation system that compensates for dynamic unbalance of a rotating assembly on a vehicle, such as a spacecraft, to compensate for the...