Patents
Sitemap › G01 - Measuring; Testing › G01L - Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure › G01L 13 - Devices or apparatus for measuring differences of two or more fluid pressure values
Patents for G01L 13 - Devices or apparatus for measuring differences of two or more fluid pressure values (2,634)
09/2010
09/30/2010WO2010108380A1 Delivery pressure detection system for long distance slurry pipeline and detection method thereof
09/29/2010EP2232193A2 A resonance method of radial oscillations for measuring permeability of rock formations
09/29/2010CN101849170A 压力传感器 Pressure Sensor
09/22/2010CN201589682U Mechanical full automatic valve for detecting fuel gas types
09/16/2010WO2010103286A1 Image-to-speech system and method
09/16/2010WO2010102403A1 Flow sensing device and packaging thereof
09/10/2010WO2010101193A1 Device for diagnosing clogging of lead pipe and method for diagnosing blockage
09/02/2010US20100218612 Dual pressure sensor
09/02/2010DE102006058269B4 Verfahren zur Kalibrierung mindestens eines Drucksensors und entsprechender Drucksensor Method for calibrating at least one pressure sensor and corresponding pressure sensor
09/01/2010CN201569536U Novel fluid differential pressure gauge
09/01/2010CN201569535U Novel inclined differential pressure gauge
09/01/2010CN201569534U Novel differential pressure gauge
09/01/2010CN201569533U Tilting type differential manometer
09/01/2010CN201569532U Fluid differential gage
08/2010
08/25/2010CN201561864U Component segment of filter measuring system
08/24/2010US7779699 Apparatus for measuring multiple pressures within different pressure ranges
08/19/2010WO2010091454A1 Controller for a liquid supply pump
08/19/2010DE102006004582B4 Verfahren zur Diagnose einer Verstopfung einer Impulsleitung bei einem Druckmessumformer und Druckmessumformer Method for the diagnosis of obstruction of a pulse line with a pressure transducer or transmitter
08/18/2010EP2217899A1 Methods, apparatuses, and computer program products for semantic media conversion from source data to audio/video data
08/12/2010US20100199776 Jointless Pressure Sensor Port
08/11/2010CN201544239U Soft-grabbing detection sensor
08/11/2010CN101802581A Improved differential pressure sensor isolation in a process fluid pressure transmitter
08/11/2010CN101802580A Improved bi-planar process fluid pressure measurement system
08/10/2010US7770459 Differential pressure diagnostic for process fluid pulsations
08/04/2010EP1521952B1 Pressure measuring device
07/2010
07/29/2010US20100186516 Vacuum measuring cell device having a heater
07/28/2010CN101788362A Vehicle-mounted embedded type side air pressure and visibility real-time monitoring system of motor train unit
07/28/2010CN101788361A System for detecting low charge of refrigerant in air conditioner protection system
07/27/2010CA2434360C Product leak testing
07/21/2010CN101256101B Pressure sensor
07/21/2010CN101046422B Apparatus and method for detecting blockage of impulse lines
07/20/2010US7757563 Capacitance manometers and methods of making same
07/15/2010WO2010078993A2 Measuring device four determining a differential pressure
07/15/2010US20100175481 Apparatus for measuring multiple pressures within different pressure ranges
07/14/2010EP2207020A2 Capacitative pressure sensor
07/08/2010DE102009000056A1 Sensorelement zur kapazitiven Differenzdruckerfassung Sensor element for capacitive differential pressure sensing
07/08/2010DE102007057903B4 Sensormodul und Verfahren zur Herstellung des Sensormoduls Sensor module and process for producing the sensor module
06/2010
06/30/2010CN101762375A Multifunctional tester for researching internal pressure pulsation mechanism
06/30/2010CN101275980B Differential capacitance pwm converter
06/24/2010DE102008062292A1 Verfahren zur drucksensorischen Verschleißzustandsermittlung einer Ventilmechanik sowie pneumatisches Ventil A process for printing sensory wear condition determining a valve mechanism as well as pneumatic valve
06/24/2010DE102008054991A1 Differenzdruckmessumformer Differential
06/24/2010DE102008054913A1 Messvorrichtung zum Bestimmen eines Differenzdrucks Measuring device for determining a differential pressure
06/23/2010CN101750183A Fiber grating pressure sensor
06/23/2010CN101451903B Semi-closed single communication pipe type bridge deflection test device and method
06/22/2010US7742037 Input device, input method and electronic equipment
06/16/2010CN101738282A Ground-isolation pressure/differential pressure sensor
06/10/2010WO2010065286A1 Method and apparatus for pressure measurement using fill tube
06/10/2010WO2010065284A1 Method and apparatus for pressure measurement using magnetic property
06/10/2010WO2010065282A1 Method and apparatus for pressure measurement using quartz crystal
06/10/2010WO2010064629A1 Equipment for diagnosing blockage of lead pipe and method for diagnosing blockage
06/10/2010US20100139409 Construction of a pressure sensor
06/10/2010US20100139408 Low pass filter semiconductor structures for use in transducers for measuring low dynamic pressures in the presence of high static pressures
06/09/2010EP1782033B1 Exhaust gas recirculation system using absolute micromachined pressure sense die
06/09/2010CN101726389A Silicon capacitance intelligent pressure/differential pressure transmitter and a measurement method thereof
06/03/2010US20100138171 Pressure sensing method and system for flexible aerodynamic surfaces
06/02/2010EP2191249A1 Improved differential pressure sensor isolation in a process fluid pressure transmitter
06/02/2010DE102008044098A1 Sensor arrangement for differential pressure measurement, has micro-mechanical sensor element, where volume between separation membrane and measuring diaphragm is filled by incompressible transmission medium
06/02/2010CN101281055B Cotton fibre air-flow instrument as well as method for eliminating weight and mic measuring value drift
05/2010
05/27/2010DE102009000342A1 Sensoranordnung zur Differenzdruckerfassung Sensor system for detecting differential pressure
05/26/2010EP2188607A1 Improved bi-planar process fluid pressure measurement system
05/26/2010CN101713693A Pressure sensor
05/26/2010CN101713692A Pressure sensor
05/19/2010CN201476930U Electronic micro-airflow pressure sensor
05/12/2010DE102008054303A1 Sensor unit for monitoring hydraulic system of e.g. aircraft, has temperature sensors providing temperature values to signal outputs, and pressure sensors for determining pressure signals corresponding to pressure difference between sensors
05/12/2010CN201464086U Complete machine of pressure transmitter
05/11/2010US7713197 Pressure measuring method, pressure measuring device, and tonometer
05/06/2010WO2010049211A1 Sensor arrangement for measuring differential pressure
05/06/2010DE102008043271A1 Sensoranordnung zur Differenzdruckmessung Sensor arrangement for measuring the differential pressure
05/05/2010CN1842702B Speech synthesis apparatus and speech synthesis method
05/05/2010CN1739014B Semiconductor pressure sensor and process for fabricating the same
05/05/2010CN101702190A Method and device for managing calculated resistance detection data of mine ventilation network
04/2010
04/29/2010WO2010046149A1 Pressure sensor, particularly differential pressure sensor
04/29/2010US20100103399 Fluid Assisted Gas Gauge Proximity Sensor
04/29/2010DE10326249B4 Messeinrichtung Measuring device
04/29/2010DE102008043175A1 Relativdrucksensor Relative pressure sensor
04/29/2010DE102008043171A1 Drucksensor, insbesondere Drucksensortechnik Pressure sensor, pressure sensor technology in particular
04/21/2010CN201440102U Tool for measuring pressure drop and performing pressure test of filter on electrohydraulic servo valve
04/14/2010CN201438173U Gas circuit block and end-tidal carbon dioxide monitoring module made by adopting same
04/08/2010DE102008049143A1 Drucksensor Pressure sensor
04/08/2010DE102008042648A1 Sensor i.e. capacitative differential high pressure sensor, for use in vehicle to compare exhaust gas pressure before and after particle filter, has electrodes, where measurement of electrical capacity between electrodes is determined
04/08/2010DE102004033813B4 Druckmessgerät Pressure gauge
04/01/2010DE102008042359A1 Exhaust gas pressure difference detecting device i.e. capacitive pressure sensor, for use in automobile, has two electrode elements, where one of elements is connected with membrane such that capacitance between elements is changed
03/2010
03/31/2010EP2169373A2 Differential pressure sensor
03/31/2010CN101685037A Pressure sensor for measuring pressure in a medium
03/30/2010US7685879 Differential pressure measuring transducer unit
03/24/2010CN201429477Y Testing device for water source heat pump unit
03/18/2010WO2010028879A1 Sensor arrangement, method for operating a sensor arrangement and method for producing a sensor arrangement
03/18/2010US20100069785 Apparatus for pressure sensing
03/17/2010CN101672711A Water-stop-free valve resistance measuring device
03/09/2010US7673518 Compact absolute and gage pressure transducer having a mounting apparatus for accurately positioning and aligning a leadless semiconductor chip on an associated header
03/03/2010CN201417194Y Mechanical differential pressure gauge
02/2010
02/25/2010WO2009143207A3 Media isolated differential pressure sensor with cap
02/24/2010CN100592045C Micro differential pressure meter
02/17/2010EP2153191A1 Electrostatic pressure sensor with porous dielectric diaphragm
02/10/2010CN101644617A Pressure detection method for injection pump
02/09/2010CA2513411C Device and method enabling fluid characteristic measurement utilizing fluid acceleration
02/04/2010US20100024563 Pressure sensor for measuring pressure in a medium
02/04/2010DE102008033592A1 Pressure sensor, particularly micro-mechanical differential pressure sensor, has measuring diaphragm and diaphragm carrier body, with which measuring diaphragm is connected along its edge in pressure-sealed manner
02/03/2010CN201397213Y Long-distance slurry conduit conveying pressure check-out system
02/03/2010CN201397208Y 压力变送器主机 Pressure Transmitters Host
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