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JPS6416945A - Differential pressure converter - Google Patents

Differential pressure converter

Info

Publication number
JPS6416945A
JPS6416945A JP63145947A JP14594788A JPS6416945A JP S6416945 A JPS6416945 A JP S6416945A JP 63145947 A JP63145947 A JP 63145947A JP 14594788 A JP14594788 A JP 14594788A JP S6416945 A JPS6416945 A JP S6416945A
Authority
JP
Japan
Prior art keywords
diaphragm
differential pressure
fluid
pressure
void
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP63145947A
Other languages
English (en)
Inventor
Kazahaya Masahiro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fischer and Porter Co
Original Assignee
Fischer and Porter Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fischer and Porter Co filed Critical Fischer and Porter Co
Publication of JPS6416945A publication Critical patent/JPS6416945A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance
    • G01L9/0075—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance using a ceramic diaphragm, e.g. alumina, fused quartz, glass
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Measuring Fluid Pressure (AREA)
JP63145947A 1987-06-15 1988-06-15 Differential pressure converter Pending JPS6416945A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/061,446 US4754365A (en) 1987-06-15 1987-06-15 Differential pressure transducer

Publications (1)

Publication Number Publication Date
JPS6416945A true JPS6416945A (en) 1989-01-20

Family

ID=22035830

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63145947A Pending JPS6416945A (en) 1987-06-15 1988-06-15 Differential pressure converter

Country Status (5)

Country Link
US (1) US4754365A (ja)
JP (1) JPS6416945A (ja)
DE (1) DE3820418A1 (ja)
FR (1) FR2616544B1 (ja)
GB (1) GB2205956A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03210446A (ja) * 1989-10-06 1991-09-13 Endress & Hauser Gmbh & Co 差圧測定装置
JP2011516858A (ja) * 2008-04-03 2011-05-26 ローズマウント インコーポレイテッド 誘電性改質充填流体を有する工業用圧力センサ

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2266961B (en) * 1989-04-14 1994-02-02 Fuji Electric Co Ltd Capacitive differential pressure detector
JPH04143627A (ja) * 1990-10-05 1992-05-18 Yamatake Honeywell Co Ltd 静電容量式圧力センサおよびその製造方法
DE4124662A1 (de) * 1991-07-25 1993-01-28 Fibronix Sensoren Gmbh Relativdrucksensor
US5323656A (en) * 1992-05-12 1994-06-28 The Foxboro Company Overpressure-protected, polysilicon, capacitive differential pressure sensor and method of making the same
US5545594A (en) * 1993-10-26 1996-08-13 Yazaki Meter Co., Ltd. Semiconductor sensor anodic-bonding process, wherein bonding of corrugation is prevented
US6484585B1 (en) 1995-02-28 2002-11-26 Rosemount Inc. Pressure sensor for a pressure transmitter
US5637802A (en) * 1995-02-28 1997-06-10 Rosemount Inc. Capacitive pressure sensor for a pressure transmitted where electric field emanates substantially from back sides of plates
US5753819A (en) * 1995-09-18 1998-05-19 Ssi Technologies, Inc. Method and apparatus for sealing a pressure transducer within a housing
WO1999004233A1 (de) * 1997-07-15 1999-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Taktile sensoranordnung
US6122972A (en) * 1998-03-04 2000-09-26 Veris Industries Capacitive pressure sensor with moving or shape-changing dielectric
US6508129B1 (en) 2000-01-06 2003-01-21 Rosemount Inc. Pressure sensor capsule with improved isolation
US6505516B1 (en) 2000-01-06 2003-01-14 Rosemount Inc. Capacitive pressure sensing with moving dielectric
AU2629901A (en) 2000-01-06 2001-07-16 Rosemount Inc. Grain growth of electrical interconnection for microelectromechanical systems (mems)
US6561038B2 (en) 2000-01-06 2003-05-13 Rosemount Inc. Sensor with fluid isolation barrier
US6520020B1 (en) 2000-01-06 2003-02-18 Rosemount Inc. Method and apparatus for a direct bonded isolated pressure sensor
EP1128172B1 (de) * 2000-02-22 2011-04-06 Endress + Hauser GmbH + Co. KG Drucksensor
DE10050300A1 (de) 2000-10-10 2002-04-11 Endress Hauser Gmbh Co Druckmeßzelle
DE10133745A1 (de) * 2001-07-11 2003-01-23 Endress & Hauser Gmbh & Co Kg Drucksensor und Verfahren zu dessen Betrieb
US6848316B2 (en) * 2002-05-08 2005-02-01 Rosemount Inc. Pressure sensor assembly
US6886410B1 (en) * 2003-12-30 2005-05-03 Honeywell International Inc. Modified dual diaphragm pressure sensor
US7100453B2 (en) * 2003-12-30 2006-09-05 Honeywell International Inc. Modified dual diaphragm pressure sensor
US6991213B2 (en) * 2003-12-30 2006-01-31 Honeywell International Inc. Dual diaphragm valve
US6901807B1 (en) * 2003-12-30 2005-06-07 Honeywell International Inc. Positive and negative pressure sensor
CA2609619A1 (en) 2007-09-10 2009-03-10 Veris Industries, Llc Status indicator
CA2609629A1 (en) 2007-09-10 2009-03-10 Veris Industries, Llc Current switch with automatic calibration
CA2609611A1 (en) 2007-09-10 2009-03-10 Veris Industries, Llc Split core status indicator
US7578194B1 (en) * 2008-02-11 2009-08-25 Sensata Technologies, Inc. Differential fluid pressure measurement apparatus
US8212548B2 (en) 2008-06-02 2012-07-03 Veris Industries, Llc Branch meter with configurable sensor strip arrangement
US8421639B2 (en) 2008-11-21 2013-04-16 Veris Industries, Llc Branch current monitor with an alarm
US8421443B2 (en) 2008-11-21 2013-04-16 Veris Industries, Llc Branch current monitor with calibration
US9335352B2 (en) 2009-03-13 2016-05-10 Veris Industries, Llc Branch circuit monitor power measurement
US8468894B2 (en) 2009-11-02 2013-06-25 Vega Grieshaber Kg Measuring cell and a method of use therefor
DE102009051613A1 (de) * 2009-11-02 2011-05-05 Vega Grieshaber Kg Messzelle
US9146264B2 (en) 2011-02-25 2015-09-29 Veris Industries, Llc Current meter with on board memory
US10006948B2 (en) 2011-02-25 2018-06-26 Veris Industries, Llc Current meter with voltage awareness
US9329996B2 (en) 2011-04-27 2016-05-03 Veris Industries, Llc Branch circuit monitor with paging register
US9250308B2 (en) 2011-06-03 2016-02-02 Veris Industries, Llc Simplified energy meter configuration
US9410552B2 (en) 2011-10-05 2016-08-09 Veris Industries, Llc Current switch with automatic calibration
US9424975B2 (en) 2013-08-23 2016-08-23 Veris Industries, Llc Split core transformer with self-aligning cores
US9588148B2 (en) 2014-01-23 2017-03-07 Veris Industries, Llc Input circuit for current transformer
US9607749B2 (en) 2014-01-23 2017-03-28 Veris Industries, Llc Split core current transformer
DE102014118616A1 (de) * 2014-12-15 2016-06-16 Endress + Hauser Gmbh + Co. Kg Druckmessaufnehmer
US10408911B2 (en) 2015-12-28 2019-09-10 Veris Industries, Llc Network configurable system for a power meter
US10371730B2 (en) 2015-12-28 2019-08-06 Veris Industries, Llc Branch current monitor with client level access
US10371721B2 (en) 2015-12-28 2019-08-06 Veris Industries, Llc Configuration system for a power meter
US10274572B2 (en) 2015-12-28 2019-04-30 Veris Industries, Llc Calibration system for a power meter
US10352807B2 (en) 2016-07-29 2019-07-16 Veris Industries, Llc Pressure transducer with Bluetooth communication
US11215650B2 (en) 2017-02-28 2022-01-04 Veris Industries, Llc Phase aligned branch energy meter
US11193958B2 (en) 2017-03-03 2021-12-07 Veris Industries, Llc Non-contact voltage sensor
US10705126B2 (en) 2017-05-19 2020-07-07 Veris Industries, Llc Energy metering with temperature monitoring

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436984A (en) * 1977-08-30 1979-03-19 Fuji Electric Co Ltd Pressure measuring apparatus

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3618390A (en) * 1969-10-27 1971-11-09 Rosemount Eng Co Ltd Differential pressure transducer
US3620083A (en) * 1969-12-04 1971-11-16 Nasa Wide range dynamic pressure sensor
US3793885A (en) * 1972-09-05 1974-02-26 Rosemount Inc Diaphrgam construction for differential pressure transducer
DE2364027A1 (de) * 1973-12-21 1975-07-03 Siemens Ag Differenzdruckmesszelle mit elektrischem abgriff
JPS5921497B2 (ja) * 1978-11-02 1984-05-21 富士電機株式会社 圧力測定装置
GB2048488B (en) * 1979-04-26 1983-04-27 Rosemount Eng Co Ltd Differential pressure sensing apparatus
US4301492A (en) * 1980-01-28 1981-11-17 Paquin Maurice J Pressure-sensing transducer
US4458537A (en) * 1981-05-11 1984-07-10 Combustion Engineering, Inc. High accuracy differential pressure capacitive transducer
DE3238430A1 (de) * 1982-10-16 1984-04-19 Philips Patentverwaltung Gmbh, 2000 Hamburg Differenzdrucksensor
US4598590A (en) * 1984-09-14 1986-07-08 At&T Bell Laboratories Electret transducer for blood pressure measurement
US4680971A (en) * 1985-11-19 1987-07-21 Kavlico Corporation Dual diaphragm differential pressure transducer
US4735098A (en) * 1985-11-19 1988-04-05 Kavlico Corporation Dual diaphragm differential pressure transducer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436984A (en) * 1977-08-30 1979-03-19 Fuji Electric Co Ltd Pressure measuring apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03210446A (ja) * 1989-10-06 1991-09-13 Endress & Hauser Gmbh & Co 差圧測定装置
JP2011516858A (ja) * 2008-04-03 2011-05-26 ローズマウント インコーポレイテッド 誘電性改質充填流体を有する工業用圧力センサ

Also Published As

Publication number Publication date
FR2616544A1 (fr) 1988-12-16
GB8814248D0 (en) 1988-07-20
DE3820418A1 (de) 1988-12-29
GB2205956A (en) 1988-12-21
US4754365A (en) 1988-06-28
FR2616544B1 (fr) 1990-11-23

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