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Patent # | Description |
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US-5,816,373 |
Pneumatic tuned mass damper A tuned mass damper incorporating a container with an inside surface, two end portions and a mass mounted for oscillation between the end portions by a pair of... |
US-D399,142 |
Electrical equipment housing |
US-D398,982 |
Window fan |
US-5,812,581 |
Lens for a semiconductive device with a laser and a photodetector in a
common container A laser and photodetector are combined in a common package. This permits the photodetector to monitor the light intensity emitted by the laser. The laser and... |
US-5,812,377 |
Universal card cage assembly A card cage assembly (CCA) houses printed wire boards (PWB) by a securing mechanism which attaches to the PWB, and is one of a plurality of different types. The... |
US-5,812,061 |
Sensor condition indicating system A sensor provides a status signal indicating a condition of an operating system to the operating system's control system. The sensor has an inherent variable... |
US-5,808,418 |
Control mechanism for regulating the temperature and output of a
fluorescent lamp Disclosed is a control mechanism for regulating the temperature of a fluorescent lamp tube located within a housing. The control mechanism includes a cold spot... |
US-5,808,210 |
Thin film resonant microbeam absolute pressure sensor A micromechnical sensor having a polysilicon beam that is an integral part of the diaphragm resulting in a frequency of the beam that is a direct result of the... |
US-5,805,318 |
Apparatus for determining the effect of modal noise on a communication
system by flexing an optical fiber An apparatus is provided for causing a change in the physical condition of an optical fiber in order to analyze the effects of modal noise on a communication... |
US-5,805,111 |
Method and apparatus for accomplishing extended range TCAS A Traffic Alert and Collision Avoidance System(TCAS) antenna is mounted on a selected forward portion of an aircraft thereby extending the effective forward... |
US-5,805,100 |
Method and apparatus for universal display of alphanumeric data on radar
displays A radar system embeds information into the radar picture data for display on any display device. The radar receiver communicates weather data to a signal... |
US-5,803,213 |
Heavy load vibration isolation apparatus A damping mounting structure for use between two members for isolating motion changes which incorporates a plurality of dampers connected between the two members... |
US-D398,045 |
Air cleaner |
US-D398,043 |
Portable humidifier |
US-5,801,923 |
Mounting multichip and single chip modules on printed wiring boards A multichip module is attached to a printed wire circuit board using three conductive mounting feet that are vapor phase soldered to conductive feet on the... |
US-5,801,377 |
Reducing dither induced errors from path length control resets in a ring
laser gyro An integrator in a ring laser gyro that produces an output for changing the path length is reset synchronously with a gyro dither signal to reduce gyro errors... |
US-5,800,628 |
Continuous cycle operation for dishwashers using turbidity sensor
feedback A method for washing objects automatically provides the taking of turbidity measurements before and after a portion of water is removed from the dishwasher. This... |
US-D397,779 |
Window fan |
US-D397,775 |
Heater |
US-5,799,030 |
Semiconductor device with a laser and a photodetector in a common
container A laser and photodetector are combined in a common package. This permits the photodetector to monitor the light intensity emitted by the laser. The laser and... |
US-5,797,717 |
Air conditioning control unit A contactless output section makes a circuit including a fan motor and an ac power source when a receive portion receives a command signal. A diode bridge and a... |
US-5,797,562 |
Aircraft display combining error tape and reference bugs An aircraft display combines speed error tapes and multiple speed reference bugs to produce a display which reduces pilot workload. The length of the speed error... |
US-D397,417 |
Base for a stand fan |
US-5,796,927 |
Rate mode hand controller with force reflection A rate mode robotic control system in which displacement of a hand-control element from a null position generates a robotic control signal to command ... |
US-5,796,609 |
Method and apparatus for internal model control using a state variable
feedback signal The present invention relates generally to the control of processes which include relatively long time delays, yet which are susceptible to transient external... |
US-5,796,260 |
Parametric test circuit A test circuit for input threshold voltage of an integrated circuit uses input pins and logic elements connected in a tree arrangement. The output of the tree... |
US-5,795,394 |
Coating weight measuring and control apparatus A sensor and a method for determining the basis weight of a coating material containing CaCO.sub.3 on a substrate is described. The determined basis weight is... |
US-D397,200 |
Dual window fan |
US-D397,195 |
Humidifier |
US-D397,193 |
Portable electric heater |
US-D397,192 |
Portable electric fan-heater |
US-5,793,808 |
Digital processing apparatus and method to control multiple pulse width
modulation drivers Apparatus and method for controlling a plurality of pulse width modulated devices from a single controller including condition sensors to input the controller, a... |
US-5,793,486 |
Dual spectrometer color sensor Disclosed is an apparatus for measuring on-line the color and color-related properties of a moving sheet. Contrast ratio reflectance measurements are made for... |
US-5,792,958 |
Pressure sensor with a compressible insert to prevent damage from
freezing A pressure sensor is provided with a compressible insert that is disposed within an internal opening of a potentially frangible component, such as a tubular... |
US-5,790,898 |
Information processing apparatus using finite state machine An information processing apparatus uses a triad-based state transition model which is implemented in a state machine for making rational determinations on the... |
US-5,789,883 |
Pulse duration modulated switched reluctance motor control A method and apparatus for exciting and controlling a switched reluctance motor having pulse duration modulated current provided to the windings of the motor. A... |
US-5,787,333 |
Aircraft survivability equipment training method and apparatus for low
flyers An apparatus and method for aircraft survivability equipment training. The disclosure is particularly directed to the use of such an apparatus and method for... |
US-5,786,922 |
Dual signal subharmonic carrier for systems with unknown delay A system used with a system having a carrier delay to determine the phase of a signal before the delay and to recover the signal after the delay. Two signals at... |
US-5,785,281 |
Learning autopilot A learning autopilot for a vehicle provides the capability to command complex maneuvers or maneuver the vehicle when control by its ground station is not... |
US-D396,527 |
Portable electric heater |
US-D396,526 |
Portable electric heater |
US-5,783,854 |
Thermally isolated integrated circuit Thermally isolated circuit formed on a semiconductor on insulator structure includes a semiconductor surrounded by a semiconductor outer portion with an... |
US-5,781,398 |
Dual fault tolerant actuator control system A dual fault tolerant control system for controlling power delivered to an actuator from a power source includes decoders which accept commands representing the... |
US-5,781,300 |
Backscatter error reducer for interferometric fiber optic gyroscope A backscatter or secondary wave error reducer for an interferometric fiber optic gyroscope having at least one phase modulator for receiving a square wave bias... |
US-5,780,771 |
Hermetically sealed housing having a flex tape electrical connector Disclosed is a hermetically sealed housing assembly for protecting electrical equipment. The housing assembly includes a hermetically sealed housing member... |
US-5,780,742 |
Mechanical resonance, silicon accelerometer A silicon accelerometer includes a plurality of silicon layers. The silicon layers form first and second silicon beams supported by flexure members. An... |
US-5,778,203 |
Aircraft display and control system with virtual backplane architecture An aircraft control system improves system flexibility, scalability, redundancy, and separation. The system uses a "virtual backplane" architecture which... |
US-5,778,041 |
System and process for measuring ash in paper A system and process are provided for determining the concentration of a first component of a mixture wherein the first component includes at least 3 materials.... |
US-5,777,872 |
Method and system for controlling a multiple input/output process with
minimum latency A control system regulates a controlled process. A first controller receives at least a first input variable and a second input variable and produces at least a... |
US-5,777,598 |
Computer-generated display permitting alignment of one scale of each of
a plurality of graphs A computer system receives a number of different dependent variable data sets, all varying with respect to a single independent variable such as time, and... |