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Patent # Description
US-6,971,241 Dual mode power unit having a combustor bypass system
A gas turbine engine integrates the functions of an auxiliary power unit (APU) with one or more functions of an ECS, and that is capable of operating in both an...
US-6,971,151 Methods of treating physical vapor deposition targets
The invention encompasses a method of treating a physical vapor deposition target. The target has a sputtering surface and a sidewall edge at a periphery of the...
US-6,970,245 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...
US-6,969,753 Spin-on-glass anti-reflective coatings for photolithography
Anti-reflective coating materials for deep ultraviolet photolithography include one or more organic light-absorbing compounds incorporated into spin-on-glass...
US-6,969,701 Azeotrope-like compositions of tetrafluoropropene and trifluoroiodomethane
Provided are azeotrope-like compositions comprising tetrafluoropropene and trifluoroiodomethane and uses thereof, including use in refrigerant compositions,...
US-6,969,553 Drawn gel-spun polyethylene yarns and process for drawing
Gel-spun multi-filament polyethylene yarns possessing a high degree of molecular and crystalline order, and to the drawing methods by which they are produced....
US-6,969,431 High temperature powder metallurgy superalloy with enhanced fatigue and creep resistance
A nickel based superalloy composition comprising 16.0 to 20.0 weight % Co, 9.5 to 11.5 weight % Cr, 1.8 to 3.0 weight % Mo, 4.3 to 6.0 weight % W, 3.0 to 4.2...
US-6,969,425 Methods for reducing the curvature in boron-doped silicon micromachined structures
Layers of boron-doped silicon having reduced out-of-plane curvature are disclosed. The layers have substantially equal concentrations of boron near the top and...
US-6,969,240 Integral turbine composed of a cast single crystal blade ring diffusion bonded to a high strength disk
A lightweight high temperature bladed turbine disk intended for use in gas turbine engines. The bladed disk comprises a cast integral ring of single crystal...
US-6,969,236 Fluid-cooled mechanical face seal rotor
A fluid-cooled seal rotor is described for a seal assembly that includes a seal case, a seal stator, and wherein the rotor has a sealing face on a first side and...
US-6,969,235 Air turbine starter with angular contact thrust bearing
An air turbine starter for use in aircraft or other gas turbine engine applications. In a particular embodiment, the air turbine starter has a thrust bearing...
US-6,968,991 Diffusion bond mixture for healing single crystal alloys
A diffusion bond mixture paint and method for repairing a single-crystal superalloy article that minimizes the amount of braze alloy applied to the article. The...
US-6,968,862 Electrostatically actuated valve
An electrostatically actuated valve that is relatively small, has relatively low fabrication costs, and consumes relatively low voltage and/or power. Normally...
US-6,968,697 Integral compressor housing of gas turbine engines
A turbine engine compressor design utilizing multiple component integration, thereby reducing the number of required engine components. In conventional...
US-6,968,281 Method for calibrating an inertial measurement unit
A method for testing inertial measurement devices on a multi-axis rate table without having to utilize slip rings to transfer signals between the inertial...
US-6,967,853 In-rush current management
A duty cycle and period of clock stimulus signals of power conversion device are independently altered to handle in-rush current. In one embodiment, transient...
US-6,967,726 Means for in-place automated calibration of optically-based thickness sensor
The calibration of a laser caliber is described. The laser caliber uses first and second sensors to determine the distance to different sides of a sheet. A third...
US-6,967,613 Broadband waveform reconstruction for radar
Resolution of a radar operating within a bandwidth is improved by defining a quantity of substantially rectangular sub-band filters to subdivide the bandwidth in...
US-6,967,582 Detector with ambient photon sensor and other sensors
A sensor of incident ambient photons is combined, in a detector with one or more sensors responsive to other types of ambient parameters such as gas, humidity,...
US-6,967,477 Adaptive geartooth sensor with dual peak detectors and true power on capability
Methods and systems for detecting a rotating target are disclosed herein, wherein a biasing magnet is associated with a rotating target in association with a...
US-6,967,172 Colloidal silica composite films for premetal dielectric applications
A colloidal suspension of nanoparticles composed of a dense material dispersed in a solvent is used in forming a gap-filling dielectric material with low thermal...
US-6,966,746 Bearing pressure balance apparatus
The present invention provides a method and apparatus for balancing the pressure across a front bearing in a compressor housing. The present invention may...
US-6,965,212 Method and apparatus for field weakening control in an AC motor drive system
A method and apparatus control a power converter (20) of an AC motor drive system (10). The method and apparatus: generate a field current regulating signal to...
US-6,964,522 Hydrodynamic journal foil bearing system
A high load capacity hydrodynamic journal foil bearing system is disclosed, which comprises a top foil and a plurality of undersprings. Preload forces are...
US-6,964,521 Compliant linear bearing
A bearing outer shell encases a self-lubricating polymeric bearing pad material concentrically therein. A helical spring applies a force through from the outer...
US-6,964,198 Sensor testing system and method
In general, a pressure rail can be provide, which includes one or more pressure inlets and a plurality of pressured cavities formed therein. Housing components...
US-6,963,795 Vehicle position keeping system
A position keeping system, useable to maintain a position of a vehicle in a vehicle formation, to keep all formation members flying at a specified velocity and...
US-6,963,490 Methods and apparatus for conductive cooling of electronic units
A method for configuring an electronic unit having a plurality of sides for conductive cooling is described. The electronic unit is configured to be mounted in a...
US-6,963,281 Tamper resistant magnetic contact apparatus for security systems
A tamper resistant magnetic contact switch apparatus for alarm systems that has a plurality of magnetic reed switches configured in a logic circuit and a...
US-6,963,280 Door security device for use in security systems
A door entry security device used in a security system including a control panel, the door security device in a housing suitable for mounting within a recess of...
US-6,963,217 Method and apparatus for creating circuit redundancy in programmable logic devices
A method for reducing circuit sensitivity to single event upsets in programmable logic devices, involves identifying single event upset sensitive gates within a...
US-6,962,727 Organosiloxanes
The present invention provides an organosiloxane comprising at least 80 weight percent of Formula 1: [Y.sub.0.01-1.0 SiO.sub.1.5-2 ].sub.a {Z.sub.0.01-1.0...
US-6,962,480 Thermally stabilized turbine scroll retention ring for uniform loading application
A turbine scroll retention ring may comprise a retainer ring, a plurality of ring fingers, and a plurality of ring joggles. The turbine scroll retention ring may...
US-6,962,423 Multi-mode searchlight
A multi-mode visible and infrared lighthead (100) for use as a landing light or searchlight. The multi-mode lighthead incorporates a modular design wherein at...
US-6,962,415 Electro-optical dimming system
An electronic dimming system for use in projection displays is provided. In a first embodiment, the dimming system comprises a first non-absorbing polarizer, a...
US-6,962,324 Cabin pressure outflow control valve having non-linear flow control characteristics
An aircraft cabin pressure outflow control valve that includes a rotationally mounted valve gate and one or more flow influencing walls adjacent to or part of to...
US-6,962,193 Tubular catalytic aircraft precooler
A tube assembly for cooling an incoming fluid stream and destroying pollutants contained therein comprises a tube with a catalytic coating on its inner wall and...
US-6,962,084 Sensor with molded sensor diaphragm cover
A diaphragm cover apparatus and method for a sensor are disclosed. A sensor cover is located proximate to a base. A dimple can be located centrally within the...
US-6,961,126 Optical wavelength splitter
Preferential optical splitters are used in a multichannel wavelength measurement device. The optical splitters preferentially provide light at a certain...
US-6,960,974 Magnetoresistive smart switch
A smart switch has a magnetic operator, at least one magnetic sensor located to sense movement of the magnetic operator, and a processor that processes an output...
US-6,960,810 Self-aligned body tie for a partially depleted SOI device structure
A silicon-on-insulator (SOI) device structure 100 formed using a self-aligned body tie (SABT) process. The SABT process connects the silicon body of a partially...
US-6,960,776 IR diode based high intensity light
The present invention is directed to an infrared light assembly (10, 30, 80, 90). A preferred embodiment of the light assembly (10, 30, 80, 90) may be used on...
US-6,960,126 Wireless communication for fume hood control
A method and apparatus for controlling a fume hood. A containment condition, i.e., a condition that may affect containment of potentially harmful substances in...
US-6,960,102 Universal test connector and method of assembly
A method of assembling an electrical test connector for testing connectivity in aircraft wire harness fitted with military specification or other electrical...
US-6,959,911 Valve with bendable actuating element
A valve features a deflectable actuating element (1) that controls the movements of at least one actual sealing element (3) for opening and/or closing at least...
US-6,959,876 Method and apparatus for safety switch
A circuit in accordance with the invention includes a safety switch device coupled with, and between, a thermally activated voltage source and a primary switch....
US-6,959,607 Differential pressure sensor impulse line monitor
A system for monitoring the condition of impulse lines to a differential pressure sensor. The lines may be connected at two locations of a pressure source, such...
US-6,959,583 Passive temperature compensation technique for MEMS devices
In an exemplary embodiment, a MEMS sensor using a passive temperature compensation technique may provide an uncompensated sense output. Additionally, a circuit...
US-6,959,403 Fault localization and health indication for a controller area network
A node of a network comprises an error message detector arranged to detect error messages transmitted over the network, a counter arranged to count the error...
US-6,958,565 Passive wireless piezoelectric smart tire sensor with reduced size
A surface wave device can be configured to include an interdigital transducer and an acoustic coating formed upon a piezoelectric substrate, wherein the...
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