Patents
Patents for G01L 7 - Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements (6,106)
08/2004
08/10/2004US6772639 Apparatus for detecting and warning of under/over-inflation of inflatable cushions
08/05/2004WO2004065913A2 An apparatus and method of measuring gas volume fraction of a fluid flowing within a pipe
08/05/2004DE10302620A1 Pressure sensor membrane fastening arrangement comprises a circular membrane with an annular bead whose circular section matches the circular section of grooves in enclosing sensor housing and insert sections
08/05/2004CA2516255A1 An apparatus and method of measuring gas volume fraction of a fluid flowing within a pipe
08/04/2004CN2630821Y Low-pressure post rod type pressure measuring device
08/03/2004US6769308 Low-cost stainless steel pressure sensor assembly for a pneumatic valve
07/2004
07/28/2004EP1099095A4 Sensor assembly with floating connection
07/28/2004CN2629018Y Pressure gauge with improved structure
07/28/2004CN1515887A Diaphragm combination structure for pressure gauge
07/28/2004CN1515886A Improved heated pressure sensor assembly
07/22/2004US20040143404 Method and apparatus for analyzing gas flow in a gas panel
07/22/2004US20040140534 Semiconductor device having passivation cap and method for manufacturing the same
07/20/2004USRE38557 Non-contaminating pressure transducer module
07/20/2004US6764460 Extracorporeal blood processing system
07/20/2004US6763725 Pressure reading structure for pressure gauge
07/20/2004US6763724 Hermetic pressure transducer
07/15/2004US20040135666 Pressure sensor header having an integrated isolation diaphragm
07/15/2004US20040134283 Diaphragm for bonded element sensor
07/15/2004DE10252023B3 Drucksensor Pressure sensor
07/15/2004DE10248251A1 Spring support for a pipe spring manometer is embodied as a single component thus reducing number of individual components and manufacturing cost
07/14/2004CN1512157A 压力指示器 Pressure Indicator
07/14/2004CN1157597C Pressure gauge
07/13/2004US6761064 Movement-detecting altimeter
07/08/2004US20040129085 Pressure cell device for measuring hydraulic pressures
07/07/2004EP1435515A2 Differential pressure indicator with digital displacement sensor
07/07/2004CN1156680C Method of mfg. microstructure resonance beam pressure sensor using SiNx as beam
07/06/2004US6758097 Pressure gauge spring
07/01/2004WO1997030288A8 Magnetic direct drive reciprocating pump apparatus and method with integral pressure sensing
07/01/2004US20040123668 Electrical/visual differential pressure indicator with solid state sensor
06/2004
06/30/2004CN2622690Y Auto buffering pressure transfering appts.
06/30/2004CN1508525A Pressure sensor for measuring hydraulic pressure
06/29/2004US6757624 Synthetic pressure altitude determining system and method of integrity monitoring from a pressure sensor
06/24/2004WO2004053450A1 Wireless transmitting pressure measurement device
06/24/2004CA2508815A1 Wireless transmitting pressure measurement device
06/22/2004CA2166710C Remote tire pressure monitoring system
06/17/2004US20040113813 Wireless transmitting pressure measurement device
06/16/2004EP0493397B2 Pressure transmitter with flame isolating plug
06/16/2004CN1504735A Testing scheme and method for jet flow type kitchen ventilator pure air quantity characterizing air performance
06/15/2004US6748897 Fluid pressure equipment with position indicating mechanism
06/10/2004WO2004048901A1 Pressure-thermometer in same time
06/10/2004US20040111225 System and method for controlling vibration
06/09/2004CN1153055C Pressure indicator
06/03/2004US20040107055 Application specific integrated circuitry for controlling analysis of a fluid
06/02/2004CN2619250Y Machine oil pressure sensing alarm
06/01/2004US6742397 High pressure sensor with separate pressure port and housing and method for making the same
05/2004
05/26/2004CN1500205A Pressure gauge having dampener mechanism
05/26/2004CN1151365C Linearity adjustment feature for suspended movement-type pressure gauges
05/21/2004WO2004042337A1 Pressure sensor
05/20/2004US20040093952 Electronic pressure transducer
05/19/2004EP1420236A1 Pressure converter
05/19/2004DE202004004206U1 Plate shaped body for forming pressure measurement elements has a number of blind holes, the remaining thin area of which forms a pressure membrane for a pressure measurement element that also comprises a bridge circuit
05/19/2004DE10321991B3 Cleaning and disinfection equipment with flow connectors for medical tubing and catheters, includes flow restrictions and pressure sensors with memory
05/18/2004US6738537 Low-cost fiber optic pressure sensor
05/18/2004US6735845 Method of producing an integrated reference pressure sensor element
05/12/2004CN1149798C Digital transmission system for transmitting an additional signal such as a surround sigal
05/12/2004CN1149392C Manifold for use with a pressure transmitter
05/06/2004US20040088135 Tire pressure gauge
05/06/2004US20040083818 Seal assembly with means for detecting seal failure
05/05/2004CN1493860A Duplex cavity bimedium pressure sensing and dynamic display integrated application technology
04/2004
04/29/2004US20040079161 Pressure sensor, and its manufacturing method
04/28/2004EP1012551A4 Ultra-high purity bourdon tube pressure gauge system
04/28/2004CN1147894C Pointer sulfur hexafluoride density relay
04/27/2004US6725706 Device and method for blowing down and measuring the back pressure of chemical reactor tubes
04/21/2004EP1411336A1 Pressure transducer with capillary tube for high pressure measures
04/15/2004US20040069068 Pressure sensor
04/08/2004US20040065153 Pressure differential measuring tool
04/08/2004DE10245866A1 Device for vacuum monitoring installation components used in glass production has a bellows open on one side and having an inner chamber connected to a hollow chamber
04/06/2004US6715357 Hermetic pressure transducer
04/01/2004WO2003095963A3 Barometric pressure sensor
04/01/2004DE202004000564U1 Elektronisches Manometer Electronic manometer
03/2004
03/25/2004DE10243538A1 High pressure sensor for measurement of pressures up to 10,000 bar comprises membrane and extension parts with a pressure-tight conical seat between them formed by tightening a threaded connection to enclose a pressure chamber
03/18/2004US20040054481 Airspeed indicator with quantitative voice output
03/11/2004US20040049363 Surface pressure distribution sensor and manufacturing method for the same
03/10/2004CN1141563C Improved heated pressure transducer assembly
03/09/2004US6701791 Modular piston gauge method and apparatus
03/09/2004US6701789 Cold cathode vacuum gauging system
03/09/2004CA2276189C A method and apparatus for monitoring and controlling the amount of liquid in a mixing chamber
03/04/2004US20040040384 Differential pressure/pressure transmitter
03/04/2004US20040040285 Method and device for monitoring a signal
03/03/2004EP1394522A2 Differential pressure/pressure transmitter
03/03/2004EP1394521A1 Small capacitive pressure sensor with insert molding, moving electrode and diaphragm
03/03/2004CN1140783C Pressure sensor and its manufacturing method
03/03/2004CN1140781C Pressure sensor
02/2004
02/26/2004WO2003034014A3 Systems and methods for measuring pressure
02/26/2004US20040039760 Monitoring and correcting for non-translational motion in a resonance measurement apparatus
02/26/2004US20040035214 Converter and method of manufacturing the same
02/26/2004US20040035210 High-pressure sensor, method and tool for its manufacture
02/26/2004DE10238163A1 High pressure sensor has an inner drilled hole in a deformation body with deformation sensors attached to its surface, with the deformation body subjected to plastic deformation during manufacture to remove stress peaks
02/25/2004EP1390685A1 Barrel assembly with tubular projectiles for firearms
02/25/2004CN1477380A Pressure gage with transparent panel opening-closing mechanism
02/25/2004CN1139793C Multi-parameter sensor for micro-power optical fibre transmission
02/24/2004US6697069 Portable measuring device and display method for displaying a measurement
02/24/2004US6694819 Pressure gauge with automatically operated pressure relief valve
02/19/2004US20040031324 Pressure measuring structure of hot air generator
02/18/2004CN1138974C Low-contour pressure measurer
02/12/2004DE10332856A1 Druckanzeigegerät, mit einem Mechanismus zum Öffnen und Schließen einer transparenten Abdeckplatte aufweisend Pressure display device, having a mechanism for opening and closing a transparent cover plate comprising
02/11/2004EP0786265B1 Breath synchronization control unit for gas feeder
02/11/2004CN2603383Y Pressure meter with luminous device
02/11/2004CN1474938A Pressure sensor and method for mounting same
02/05/2004US20040020302 Pressure gauge having mechanism for opening and closing transparent cover plate
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