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Subbase programmable control system
A control unit such as a thermostat has a subbase which mounts on the surface holding the control unit and has electrical terminals for connecting to an...
Micro-optic switch with lithographically fabricated polymer alignment
features for the positioning of switch...
The invention relates to a micro-optic switch used for transmitting optical signals between optical fibers. More particularly, the invention pertains to a...
Phase-locked sync stripper
A method and circuit to strip the composite synchronization (sync) from a composite video signal is disclosed. This invention utilizes a phase-locked loop and a...
Three axis sensor package on flexible substrate
Apparatus for mounting and making electrical connections to sensor devices for use in three axis sensing including a flexible circuit and a substrate shaped so...
System and method for sheet measurement and control in papermaking machine
Significant improvements in papermaking control can be achieved by employing an array of sensors that are positioned underneath the wire of the machine to...
Portable electric heater with digital display
A portable electrical heater including a portable housing defining an air inlet, an air outlet, and an air flow path therebetween; a blower for circulating air...
Smart alternator method and apparatus for optimizing fuel efficiency and
monitoring batteries in an automobile
The invention provides a method and apparatus for controlling an alternator (605) by turning it ON or OFF depending upon the battery conditions and the operating...
Dual cross edge contacts for low energy switches
A low energy switch contact design uses a flat spring moveable contact with contact portions made from the sides of the spring bent ninety degrees from the main...
Fiber optic hygrometer apparatus and method
A fiber optic hygrometer apparatus and method for sensing and measuring the dew point of an atmosphere is disclosed that includes a controller for controlling...
Illumination sources and systems
The reflectivity of a substrate can be improved by combining a reflective diffuse layer with a specular layer. The light output of individual light sources can...
Portable humidifier with water treatment substance dispenser
A humidifier including a base defining a reservoir for liquid; a humidification mechanism for inducing dispersion of moisture withdrawn from the reservoir; a...
Electronic treadle gear design
A treadle assembly supplies an electrical signal to an electronic controlled engine. The assembly includes a treadle suspended from a vertical wall of the...
Memory with high integrity memory cells
A memory system for a digital computer includes a non-volatile random access memory for storing past and present values of state variables is immune from...
Cable entry shield (EMI-RFI) for electronic units
Apparatus for providing EMI/RFI shielding to cables connected between electrical circuitry contained within an enclosure and the exterior environment. A fixed...
Enhanced economizer controller
An enhanced controller for an air conditioning system incorporating mechanical cooling equipment and an economizer, the enhanced controller including circuits...
Aircraft turbulence encounter reporting system
Disclosed is a method and means for qualifying, quantifying and reporting aircraft turbulence encounters. The preferred embodiment provides an indirect method of...
Visual display of aircraft data link information
A display and methodology visually rendering digital data link communications between aircraft and other aircraft or ground stations. The display may be a TCAS...
Non-contact position sensor
A core of semi-permeable material forms a magnetic circuit having air gaps. A movable magnet provides flux in a first portion and a second portion of the...
Cut-resistant sheath/core fiber
A fiber having increased cut resistance is made from a fiber-forming polymer and a hard filler having a Mohs Hardness Value greater than about 3. The filler is...
Bent crankshaft for motorized valves
A bent crankshaft assembly for motorized valves. The crankshaft is formed having three distinct regions, a connection region, a bend region, and a sphere...
Method and apparatus for navigating an aircraft from an image of the
An image sensor attached to an aircraft generates an image. The image includes a runway and other objects. The edges within the image are detected and Nav Data...
Phase locked loop frequency source having reduced load pull
A phase locked loop frequency source with greatly reduced load pull susceptibility is achieved by using a voltage controlled oscillator of frequency which is...
Low current high temperature switch contacts
A low ampere mechanical switch has a contact design creating a line of contact between the moveable and stationary contacts. The stationary contacts are...
Extraction of hydrogen fluoride from a halocarbon/hydrogen fluoride
A process for the separation of mixtures containing halocarbons and hydrogen fluoride. Either water alone or a blend comprising water and hydrogen fluoride is...
Nanoporous material fabricated using polymeric template strands
Compositions and methods are provided in which nanoporous polymeric materials are produced via stable, polymeric template strands having reactive groups that can...
Filter air cleaner
A portable air cleaner comprising a cylindrical filter element mounted on a circular base and encased by a cylindrical cover. A centrifugal fan mounted within...
A filter assembly is provided having a housing defining a housing edge. A tapping plate is also provided and is generally circular in shape. The tapping plate...
Electronic treadle four bar assembly
A treadle assembly for supplying an electrical signal to an electronic controlled engine includes a treadle pivotally mounted to a treadle lever. The treadle...
Orienting a satellite with controlled momentum gyros
Controlled momentum gyros are rotated to change the attitude of a satellite as rapidly as possible by rotating them along a great circle path on an imaginary...
Method and apparatus for analyzing nickel-cadmium batteries
A system and method for comprehensive analysis of a multi-cell battery, such as of the nickel-cadmium type, on an individual cell level basis and overall battery...
Metal immune magnetic tracker
A head mounted tracker is placed in the operator area near the operator. The tracker has the capability to map the operator area without manual assistance. These...
Preparation of polyindanebisphenols and polymers derived therefrom
Novel polyindanebisphenols or PIBPs for the preparation of new and improved thermosetting polymers having the general formula of ##STR1## are provided. Also...
Sensor packaging using heat staking technique
An environmental sensor apparatus and method of making same is disclosed in which an environmentally sensitive silicon die is sandwiched between an elastomeric...
A method for coating substrates having sides of the substrate with unequal adhesion properties includes the steps of non-symmetrically coating the substrate by...
Method for cleaning semiconductor wafers containing dielectric films
A method for cleaning the surface of a semiconductor wafer having an organic dielectric film thereon by removing residual slurry particles adhered to the wafer...
Remote sensor temperature controller
Underwire water weight turbulence sensor
A system and method of providing on-line turbulence measurements in a sheetmaking machine and using these measurements to perform on-line adjustments to...
Portable evaporative humidifier apparatus
A humidifier including a housing defining an air inlet, an air outlet, an air flow path between the inlet and outlet and a liquid reservoir; a blower system for...
Portable humidifier with keyed replaceable cartridge element
A portable humidifier including a housing defining an air inlet, an air outlet, and an air flow path therebetween; a retainer disposed in the housing and...
Fast target distance measuring device and high-speed moving image
A distance measuring device includes first and second cameras, first and second Fourier pattern data generating sections, a pattern processing section, and a...
Non-volatile storage latch
In one aspect of the present invention, a non-volatile latching element is provided that includes one or more magnetic elements therein. By programming the...
Printed circuit assembly having locally enhanced wiring density
A printed circuit assembly and method of making the same facilitates the attachment of high density modules onto a printed circuit board. In one embodiment, the...
High brightness see-through head-mounted display
A head mounted display to view a created image and an external scene includes a display displaying the image and a prism receiving the image which includes a...
High performance display pixel for electronics displays
A high performance pixel is described for active matrix electronic displays. The pixel combines a compact, mesa-isolated PMOS access transistor with a novel,...
High stability fiber light source
A fiber light source having, for instance, a 980 nm pump laser for pumping an erbium-doped optical fiber via a 980/1550 nm WDM coupler. The pumped fiber emits...
Illumination system with light recycling to enhance brightness
An optical illumination system is comprised of: (a) a light source means having a reflective emitting surface and an intrinsic luminance (brightness), (b) a...
Thermal sensor and method of making same
A two level microbridge infrared thermal detector having an upper detector planar section (a) comprising a temperature responsive detector of an oxide of...
Calibrated high power radio frequency step attenuator
A high power radio frequency(RF) precision step attenuator includes a trim attenuator, a multi-step attenuator and a calibration/control circuit. The control...