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3496results about "Fluid pressure measurement by mechanical elements" patented technology
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Acoustic vibration analyzing apparatus and acoustic vibration analyzing method, program for analyzing acoustic vibration, and recording medium, readable by computer, on which program for analyzing acoustic vibration is stored
ActiveUS7401000B2Easy to carryReduce in quantityVibration measurement in solidsVehicle testingAnalysis methodAcoustics
The present invention provides an acoustic vibration analyzing apparatus for carrying out acoustic vibration analysis by picking up data of sounds generated due to rotation of a plurality of gears and data of the number of revolutions of a gear selected from a plurality of gears when a transmission of a vehicle having the plurality of gears operates. The acoustic vibration analyzing apparatus comprises an acoustic vibration calculation portion for analyzing acoustic data in terms of frequency, an order calculation portion for calculating an order in compliance with the specifications of a plurality of gears, a speed calculation portion for calculating the speed of a vehicle, and a display unit for displaying acoustic pressure levels with the order and vehicle speed associated therewith.
Owner:HONDA MOTOR CO LTD
System and method for monitoring and controlling remote devices
InactiveUS7053767B2Closed feedback loopIntegrated inexpensivelyError preventionFrequency-division multiplex detailsTransceiverControl signal
The present invention is generally directed to a system for monitoring a variety of environmental and / or other conditions within a defined remotely located region. In accordance with one aspect of the invention, a system is configured to monitor utility meters in a defined area. The system is implemented by using a plurality of wireless transmitters, wherein each wireless transmitter is integrated into a sensor adapted to monitor a particular data input. The system also includes a plurality of transceivers that are dispersed throughout the region at defined locations. The system uses a local gateway to translate and transfer information from the transmitters to a dedicated computer on a network. The dedicated computer, collects, compiles, and stores the data for retrieval upon client demand across the network. The computer further includes means for evaluating the received information and identifying an appropriate control signal, the system further including means for applying the control signal at a designated actuator.
Owner:SIPCO
Method and apparatus for providing leak detection in data monitoring and management systems
InactiveUS20060247508A1Resistance/reactance/impedenceFlow propertiesGlucose sensorsMonitoring system
Method and apparatus for providing a leak detection circuit for data monitoring and management system using the guard trace of a glucose sensor by applying a leak detection test signal to determine whether a leakage current is present is provided. The leak detection circuit may includes an interface circuit such as a capacitor coupled to the guard trace to detect the leakage current when the leak detection test signal is applied to the guard trace, such that the user or patient using the data monitoring and management system such as glucose monitoring systems may be promptly and accurately notified of a failed sensor, and to alert the user to replace the sensor.
Owner:ABBOTT DIABETES CARE INC
Activated Chemical Process for Enhancing Material Properties of Dielectric Films
ActiveUS20080199977A1High dielectric constantLow dielectric constantSemiconductor/solid-state device manufacturingFluid pressure measurement by mechanical elementsDielectric layerElectron
A method for restoring a dielectric constant of a layer of a silicon-containing dielectric material having a first dielectric constant and at least one surface, wherein the first dielectric constant of the layer of silicon-containing dielectric material has increased to a second dielectric constant, the method comprising the steps of: contacting the at least one surface of the layer of silicon-containing dielectric material with a silicon-containing fluid; and exposing the at least one surface of the layer of silicon-containing dielectric material to an energy source selected from the group consisting of: UV radiation, heat, and an electron beam, wherein the layer of silicon-containing dielectric material has a third dielectric constant that is lower than the second dielectric constant after exposing the layer of silicon-containing dielectric material to the energy source.
Owner:VERSUM MATERIALS US LLC
System and method for gas flow verification
A gas flow rate verification apparatus is provided for shared use in a multiple tool semiconductor processing platform. The gas flow rate verification apparatus is defined to measure a pressure rate of rise and temperature within a test volume for determination of a corresponding gas flow rate. The apparatus includes first and second volumes, wherein the second volume is larger than the first volume. The apparatus also includes first and second pressure measurement devices, wherein the second pressure measurement device is capable of measuring higher pressures. Based on the target gas flow rate to be measured, either the first or second volume can be selected as the test volume, and either the first or second pressure measurement device can be selected to measure the pressure in the test volume. Configurability of the apparatus enables accurate measurement of gas flow rates over a broad range and in an time efficient manner.
Owner:LAM RES CORP
Instrumented sports apparatus and feedback method
InactiveUS6196932B1Inflated body pressure measurementPiezoelectric/electrostriction/magnetostriction machinesGolf course turfSports equipment
An instrumented sports apparatus includes a closely spaced array of discrete sensor elements coupled to a contact surface thereof for converting a contact force between the contact surface and an object into a plurality of discrete output signals. The signals are processed and information based thereon generated, which is representative of one or more parameters of interest. In an exemplary embodiment, as instrumented golf club displays information such as club head speed, club head angle, and club head elevation upon impact with a golf ball, permitting the golfer to adjust his swing on the next stroke. Since the instrumentation and display are entirely self-contained in the club, a golfer is not constrained in the use of the club and may enjoy the benefits thereof during play on a golf course.
Owner:MARSH DONALD JAMES +1
Priming, integrity and head height methods and apparatuses for medical fluid systems
ActiveUS20050126998A1Less timeLeakage is detectedDetection of fluid at leakage pointOther blood circulation devicesDelivery systemFluid system
Improved integrity test, priming sequence and bag height detection tests, apparatuses and methods for a medical fluid delivery system are provided. The integrity test includes a plurality of air pressure decay tests, using positive and negative pressure. The priming sequence includes pumping fluid through a portion of a patient line to be primed to overcome air in the line and other potential obstacles. The head height test measures a pressure build-up or drop-off within a pump chamber of a membrane pump. The measured pressure corresponds to a head height between a fluid supply and the pump or between the pump and a fluid drain. A determination is made whether the corresponding head height is acceptable.
Owner:BAXTER INT INC +1
Calibrated dose control
Methods and vaporizer apparatuses that estimate, measure and / or predict the amount of vapor and / or material (including active ingredients) released by the vaporizer apparatus. In particular, described herein are electronic vaporizers and methods of using them that determine a dose / amount of vapor and / or a material in the vapor based primarily or exclusively on the electrical and thermal properties, e.g., power or energy applied to the vaporizing element (e.g., heating coil) and the temperature of the material immediately before and as it is vaporized. Dose information may be used to control operation of the device and / or reported to the user.
Owner:JLI NAT SETTLEMENT TRUST
Abnormality Diagnosing System For Mechanical Equipment
ActiveUS20080033695A1Accurate detectionAvoid noisy signalsVibration measurement in solidsMachine part testingDifferential coefficientMoving average
Provided are an envelope processor 103, for obtaining an envelope for a detected signal; a FFT unit 104, for converting the envelope into a frequency spectrum; a peak detector 105, for smoothing the frequency spectrum by calculating a moving average, for further performing smoothing and differentiation for the spectrum, and detecting, as peaks, frequency points at which a sign of a differential coefficient is changed from positive to negative, for extracting peaks having a predetermined threshold value or greater, and for sorting the extracted peaks and detecting upper peaks; and a diagnosis processor T, for diagnosing an abnormality based on the detected peaks.
Owner:NSK LTD
Power management of a system for measuring the acceleration of a body part
InactiveUS20050177929A1Small sizeConvenient lightingFlow propertiesInertial sensorsAccelerometerUltrasonic sensor
The present invention provides an apparatus and method for determining the magnitude of linear and rotational acceleration of an impact to a body part. The apparatus can be used with protective sports equipment, such as a sports helmet, wherein the apparatus includes a battery, a number of accelerometers positioned proximate to the outer surface of the head, and an electronic device with a processor and a transmitter to transmit data received from the accelerometers. To maximize the battery life and minimize power consumption by the electronic device, the apparatus includes a power management system with a sensor assembly. The sensor assembly sends a first signal to the electronic device to initiate operation when the sensor assembly detects the presence of an object within the helmet, and a second signal to the electronic device to cease operation when the sensor assembly detects the absence of the object. The sensor assembly may be a proximity sensor, more specifically an inductive, capacitive, or ultrasonic sensor.
Owner:RIDDELL
Multipoint air sampling system having common sensors to provide blended air quality parameter information for monitoring and building control
ActiveUS20060234621A1Improve accuracyMore accuratelySampled-variable control systemsSpace heating and ventilationAir monitoringQuality data
A system for monitoring air quality conditions, comprising, a multi-point air monitoring system comprising, a plurality of sensors for collecting air quality data from a plurality of at least partially enclosed areas; one or more data processing units for processing one or more air quality parameters based on the collected air quality data; and one or more communication devices for communicating the data from the sensor to the processing unit; and a signal processing controller that generates one or more blended air quality parameter signals via the multi-point air monitoring system based at least in part on one or more of the processed air quality parameters representative of data from a plurality of the sensors.
Owner:AIRCUITY
Intelligent valve control methods and systems
InactiveUS20060174707A1ConfidenceQuick couplingDetection of fluid at leakage pointVibration measurement in fluidSmoke detectorsElectricity
A method for determining a burst pipe that requires immediate feeding-valve closing using acoustic and / or vibration sensors coupled to the pipe lor detecting signals, a microprocessor for analyzing signals from said sensors in real-time, a memory coupled to said microprocessor for storing data, including digital signatures acoustic and / or vibration signatures, as well as an actuator electrically coupled to said microprocessor and mechanically coupled to said feeding-valve. When the sensor signals match stored leak-signatures or when a persistent sensor signal produces no match, the system of the present invention initiates a valve closing. To improve detection, signals from other sensors, i.e. water sensors, smoke detectors, heat sensors or acoustic / vibration sensors mounted on other pipes are also used. Some of the said systems have IP addresses and can communicate over the Internet or wirelessly with others.
Owner:ZHANG JACK K
Device for measuring pressure points to be applied by a compressive orthotic device
The device comprises a rigid former reproducing the volume of a portion of the body and suitable for receiving the compressive orthosis. The former (10) incorporates a plurality of sensors (22) distributed over various points of the former and configured in such a manner as to avoid significantly modifying the surface profile of the former, the sensors essentially measuring the pressure applied locally on the former by the orthosis at the location of the sensor and perpendicularly to the surface of the former. Advantageously, at the location of the measurement point, each sensor comprises a thin wall capable of being subjected to microdeformation under the effect of the pressure applied by the orthosis, and means such as a strain gauge bridge, for example. The thin wall can constitute a portion of a support pellet which is fitted to the former in such a manner that its outside surface, which includes the thin wall, is flush with the outside surface of the former.
Owner:INNOTHERA TOPIC INT
Health monitoring
InactiveUS6928370B2Facilitate acquisitionEasy to analyzeVibration measurement in solidsAnalysing solids using sonic/ultrasonic/infrasonic wavesVibration measurementMonitoring system
A method for monitoring the health of a system comprises performing at each of a plurality of times the steps of:constructing a condition signature from a plurality of condition indicators including (a) a plurality of vibration measurements acquired from the system or (b) one or more vibration measurements and one or more performance parameter measurements acquired from the system;predicting a normal signature from a model defining one or more inter-dependencies between said condition indicators, the normal signature corresponding to the condition signature for a healthy system;comparing the condition signature with the normal signature; andregistering an event if the condition signature differs from the normal signature by more than a predetermined threshold.
Owner:ROLLS ROYCE PLC
Integrated vibration measurement and analysis system
ActiveUS20140067289A1Reduce hardware complexityReduces data storage requirementVibration measurement in solidsAnalysing solids using sonic/ultrasonic/infrasonic wavesVibration measurementData rate
A vibration data collection system performs an integration or differentiation process on incoming digitized vibration data in real time. The system uses a digital Infinite Impulse Response (IIR) filter running at the input data rate to provide the integration or differentiation function. With this approach, the system reduces hardware complexity and data storage requirements. Also, the system provides the ability to directly integrate or differentiate stored time waveforms without resorting to FFT processing methods.
Owner:COMPUTATIONAL SYST
Method and apparatus for graphical display of a condition in a building system with a mobile display unit
ActiveUS7548833B2Inflated body pressure measurementFrequency-division multiplex detailsGraphicsControl system
A method and apparatus uses a stored model of a building system to render an image showing a condition sensed of the building control system on a mobile display unit. The mobile display unit may be wirelessly integrated into the building control system. The mobile display unit may operate based upon voice commands and / or eye tracking.
Owner:SIEMENS IND INC
Diagnostic method and apparatus using light
InactiveUS6990426B2Inflated body pressure measurementFluid pressure measurement by electric/magnetic elementsControl signalRespiration rate
A diagnosis method and apparatus for measuring blood hemoglobin concentration, oxygen saturation, pulse rate, respiration rate, or degree of aging of blood vessels using light includes an input / output unit for receiving a command for measurement from a user and for providing information on the result of a measurement to the user; a control unit for receiving the command for measurement from the input / output unit and for generating a control signal; a light generating unit for generating at least two light beams for measurement according to the control signal; a light receiving unit for receiving the light beams transmitted through an object that is subject to measurement and for converting the received light beams into electrical signals; and a data processing unit for processing the electrical signals received from the light receiving unit and for outputting information on the result of a predetermined measurement.
Owner:SAMSUNG ELECTRONICS CO LTD
Methods and applications for altitude measurement and fusion of user context detection with elevation motion for personal navigation systems
InactiveUS20110106449A1Analogue computers for vehiclesAnalogue computers for trafficOpen skiesCanyon
Methods and apparatuses for estimating a user's altitude with respect to the mean sea level are provided. According to some aspects, the present invention is able to estimate altitude in both open sky as well as in degraded GPS signal environments such as dense urban canyon environments where GPS performance is affected by fewer available satellites and / or multipath error. According to other aspects, the present invention uses data from a pressure sensor to estimate altitude, either with or without the use of GPS aiding data. According to further aspects, estimated altitude is integrated with other types of dead reckoning data to provide user context detection pertaining to changes of altitude.
Owner:CSR TECH HLDG
Restroom convenience center
ActiveUS20090119142A1Easy to useHigh trafficVolume/mass flow measurementHolders and dispensersState dependentMonitoring system
A restroom monitoring system for monitoring attributes of fixtures within a restroom using sensors. Additional attributes are determined from the monitored attributes. Consumable usage levels are estimated based on predetermined consumption levels associated with usage states of the fixtures. The restroom monitoring system provides an indication of the need for replenishment of consumables based on the monitored attributes of the fixtures. In addition, restroom monitoring system may provide additional information regarding the restroom attributes to a service provider, a manager or a user.
Owner:SLOAN VALVE COMPANY
System and method for monitoring resources in a water utility network
ActiveUS7920983B1Easy to detectIncrease consumptionElectric signal transmission systemsTesting/calibration apparatusWater utilityUtility industry
A computerized method for monitoring a water utility network, the water utility network comprising a network of pipes for delivering water to consumers and a plurality of meters positioned within the pipes across the water distribution network. The method includes receiving meter data representing parameters measured by the meters, such as flow, pressure, chlorine level, pH and turbidity of the water being distributed through the pipes. The method also includes receiving secondary data from sources external to the meters and representing conditions affecting consumption of water in a region serviced by the water utility network such as weather and holidays. The meter and secondary data is analyzed using statistical techniques to identify water network events including leakage events and other events regarding quantity and quality of water flowing through the pipes and operation of the water network. The events are reported to users via a user interface.
Owner:TAKADU
Method and apparatus for control of a hybrid electric vehicle to achieve a target life objective for an energy storage device
A method for determining a preferred operating gradient for use in attaining a life objective for an electrical energy storage device in a hybrid vehicle is disclosed. A present state-of-life of the electrical energy storage device is provided and a life target for the electrical energy storage device is established as a predetermined limit in a predetermined metric at a predetermined state-of-life of the electrical energy storage device. A state-of-life gradient is then determined with respect to the predetermined metric which converges the state-of-life of the electrical energy storage device to the life target.
Owner:GM GLOBAL TECH OPERATIONS LLC
Priming, integrity and head height methods and apparatuses for medical fluid systems
ActiveUS7575564B2Consumes less timeLeakage is detectedDetection of fluid at leakage pointOther blood circulation devicesLine tubingPump chamber
Improved integrity test, priming sequence and bag height detection tests, apparatuses and methods for a medical fluid delivery system are provided. The integrity test includes a plurality of air pressure decay tests, using positive and negative pressure. The priming sequence includes pumping fluid through a portion of a patient line to be primed to overcome air in the line and other potential obstacles. The head height test measures a pressure build-up or drop-off within a pump chamber of a membrane pump. The measured pressure corresponds to a head height between a fluid supply and the pump or between the pump and a fluid drain. A determination is made whether the corresponding head height is acceptable.
Owner:BAXTER INT INC +1
Power management of a system for measuring the acceleration of a body part
InactiveUS7526389B2Small sizeConvenient lightingFlow propertiesInertial sensorsAccelerometerProximate
Owner:RIDDELL
System to facilitate pipeline management, software, and related methods
ActiveUS20050038825A1Easy to manageMinimize impactFlow propertiesMachines/enginesGraphicsArea network
A system for facilitating pipeline management, software, and methods are provided. The system includes a pipeline company computer positioned at a pipeline company site to define a pipeline company server, having a processor, memory coupled to the processor to store software and database records therein, a graphical display coupled to the processor for displaying graphical images and a user interface coupled to the processor to provide a user access to manipulate the software and database records, and pipeline information management analyzing software to analyze pipeline management requirements. The system also includes an area network in communication with the server, a remote user computer in communication with the area network, positioned remote from the server at remote site, and positioned to access the pipeline information management analyzing software, and a portable user computer adapted to interface with the area network to access the pipeline information management analyzing software to provide the field user access to the server database.
Owner:SAUDI ARABIAN OIL CO
Systems and methods for monitoring athletic performance
ActiveUS20130041617A1Simple structureImproved foot strikeInflated body pressure measurementGymnastic exercisingPhysical medicine and rehabilitationFoot strike
The invention relates to devices and methods for monitoring one or more athletic performance characteristic of a user. An example apparatus includes a sensing unit adapted to be attachable to a shoe of a user, the sensing unit including a first sensor adapted to monitor an movement of a foot of the user while the user is in motion, the first sensor comprising a gyroscopic sensor, processing means for determining a first performance characteristic of the user based upon an output from the first sensor, the first performance characteristic comprising a foot strike location of a foot of the user upon striking a ground surface, and transmitting means for transmitting a data package representative of the performance characteristic to a remote receiver.
Owner:NEW BALANCE ATHLETICS
Pressure dome for connecting a transducer with a sealed fluid system
InactiveUS6725726B1Improve compromiseCatheterFluid pressure measurement by mechanical elementsInlet channelTransducer
The invention relates to a pressure dome for connecting a transducer with a fluid system comprising an inlet channel and an outlet flow as well as a measuring chamber in which a fluid is able to circulate and which has a measuring membrane. To improve fluid irculation and simplify handling, the measuring chamber ceiling is configured in the shape of a calotte and the pressure dome is removably coupled to the transducer housing by means of a snap connection.
Owner:MANFRED ADOLFS +1
Realtime computer assisted leak detection/location reporting and inventory loss monitoring system of pipeline network systems
ActiveUS20050246112A1Fast response timeImprove abilitiesDetection of fluid at leakage pointMeasurement of fluid loss/gain rateStability theoryMonitoring system
There is provided a method for detecting and locating leaks in a pipeline network in real-time. A flow model is provided that characterizes flow behavior for at least one of steady and unsteady states respectively corresponding to an absence and a presence of model leaks in the pipeline network, the flow model including a leaking factor kL. A deterministic model is provided to evaluate at least one of a leak status and a no leak status relating to the pipeline network using deterministic criteria. The deterministic criteria is based on a Liapunov Stability Theory. A deviation matrix is constructed based on the flow model and the deterministic model to generate eigenvalues. A leak alarm is generated when at least one of the eigenvalues is less than a predetermined value.
Owner:KINGSLEY E ABHULIMEN +1
Enhanced acoustic detection of gas leaks in underground gas pipelines
InactiveUS6725705B1Improve efficiencyIncrease the lengthDetection of fluid at leakage pointMaterial analysis using sonic/ultrasonic/infrasonic wavesGas leakEngineering
A method for locating gas leaks from underground gas pipelines in which a first acoustic sensor having a first signal output is positioned in ground disposed substantially above or at a distance from the underground gas pipeline. At least one second acoustic sensor having a second signal output is positioned in the ground at a plurality of locations substantially above the underground gas pipeline. The output signals from the acoustic sensors are measured for each location of the second acoustic sensor and the signals are adaptively filtered to remove common noise signal components. The statistical minima of these rms voltages are determined for both the first output signal and the adaptively filtered second output signals and the differences determined. The location of the second acoustic sensor corresponding to the largest positive said difference is the location closest to the leak site.
Owner:GAS TECH INST
Contact sensitive device
InactiveUS20040133366A1Flow propertiesFluid pressure measurement by mechanical elementsPhase differenceAcoustics
A contact sensitive device includes a member capable of supporting bending waves and a plurality of sensors mounted on the member for measuring bending wave vibration in the member. The sensors measure the bending wave signals and by calculating a phase angle for each measured bending wave signal and a phase difference between the phase angles of least two pairs of sensors so that at least two phase differences are calculated, the location of the contact can be determined.
Owner:GOOGLE LLC +1
Method and apparatus for performing wide area terrain mapping
ActiveUS7363157B1View accuratelyDigital data processing detailsPhotogrammetry/videogrammetryLandformDigital elevation map
A method and apparatus for performing wide area terrain mapping. The system comprises a digital elevation map (DEM) and mosaic generation engine that processes images that are simultaneously captured by an electro-optical camera (RGB camera) and a LIDAR sensor. The image data collected by both the camera and the LIDAR sensor are processed to create a geometrically accurate three-dimensional view of objects viewed from an aerial platform.
Owner:SRI INTERNATIONAL
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