KR890700815A - 격리 장치 - Google Patents
격리 장치Info
- Publication number
- KR890700815A KR890700815A KR1019880701462A KR880701462A KR890700815A KR 890700815 A KR890700815 A KR 890700815A KR 1019880701462 A KR1019880701462 A KR 1019880701462A KR 880701462 A KR880701462 A KR 880701462A KR 890700815 A KR890700815 A KR 890700815A
- Authority
- KR
- South Korea
- Prior art keywords
- isolation device
- isolation
- Prior art date
Links
- 238000002955 isolation Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
- G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
- G01L7/08—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0627—Protection against aggressive medium in general
- G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection
-
- 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
-
- 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
-
- 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
- G01L9/12—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 by making use of variations in capacitance, i.e. electric circuits therefor
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US024,981 | 1987-03-12 | ||
US07/024,981 US4798089A (en) | 1987-03-12 | 1987-03-12 | Isolator apparatus |
PCT/US1988/000694 WO1988007185A1 (en) | 1987-03-12 | 1988-03-07 | Isolator apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890700815A true KR890700815A (ko) | 1989-04-27 |
KR970001970B1 KR970001970B1 (ko) | 1997-02-20 |
Family
ID=21823387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880701462A KR970001970B1 (ko) | 1987-03-12 | 1988-03-07 | 격리 장치 |
Country Status (9)
Country | Link |
---|---|
US (1) | US4798089A (ko) |
EP (1) | EP0370013B1 (ko) |
JP (1) | JP2696375B2 (ko) |
KR (1) | KR970001970B1 (ko) |
CN (1) | CN1013224B (ko) |
CA (1) | CA1322472C (ko) |
DE (1) | DE3889914T2 (ko) |
HK (1) | HK147994A (ko) |
WO (1) | WO1988007185A1 (ko) |
Families Citing this family (78)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4930041A (en) * | 1988-12-08 | 1990-05-29 | Itt Corporation | Potentiometer position switch circuit |
DE3912217A1 (de) * | 1989-04-13 | 1990-10-18 | Endress Hauser Gmbh Co | Drucksensor |
US4993754A (en) * | 1989-09-29 | 1991-02-19 | Rosemount Inc. | Liquid level coplanar transmitter adapter |
EP0456029B1 (en) * | 1990-05-10 | 1994-12-14 | Yokogawa Electric Corporation | Vibrating type pressure measuring device |
US5095755A (en) * | 1990-11-01 | 1992-03-17 | Rosemount Inc. | Isolator for pressure transmitter |
KR0163443B1 (ko) * | 1991-07-04 | 1999-03-30 | 나까오 다께시 | 압력측정장치 |
US5285690A (en) * | 1992-01-24 | 1994-02-15 | The Foxboro Company | Pressure sensor having a laminated substrate |
FR2694084B1 (fr) * | 1992-07-24 | 1994-09-30 | Sames Sa | Dispositif de mesure de débit d'un liquide. |
US5349491A (en) * | 1992-11-06 | 1994-09-20 | Kavlico Corporation | Pre-stressed pressure transducer and method of forming same |
DE4308718C2 (de) * | 1993-03-15 | 1996-04-25 | Siemens Ag | Druckdifferenz-Meßumformer |
WO1995008759A1 (en) * | 1993-09-24 | 1995-03-30 | Rosemount Inc. | Pressure transmitter isolation diaphragm |
CA2206603A1 (en) | 1994-12-08 | 1996-06-13 | Rosemount Inc. | Manifold for use with a pressure transmitter |
US5731522A (en) * | 1997-03-14 | 1998-03-24 | Rosemount Inc. | Transmitter with isolation assembly for pressure sensor |
US6484585B1 (en) | 1995-02-28 | 2002-11-26 | Rosemount Inc. | Pressure sensor for a pressure transmitter |
EP0768060A1 (en) * | 1995-10-10 | 1997-04-16 | Ohmeda Inc. | Disposable differential pressure transducer |
US5728942A (en) * | 1995-11-28 | 1998-03-17 | Boger; Henry W. | Fluid pressure measuring system for control valves |
US5757608A (en) * | 1996-01-25 | 1998-05-26 | Alliedsignal Inc. | Compensated pressure transducer |
US5668322A (en) * | 1996-06-13 | 1997-09-16 | Rosemount Inc. | Apparatus for coupling a transmitter to process fluid having a sensor extension selectively positionable at a plurality of angles |
US5741975A (en) * | 1996-07-31 | 1998-04-21 | Motorola, Inc. | Media isolated differential pressure sensor and fluid injection method |
US5955675A (en) * | 1996-09-30 | 1999-09-21 | Rosemount Inc. | Self energizing process seal for process control transmitter |
US5988203A (en) * | 1997-10-01 | 1999-11-23 | Hutton; Peter B. | Two-piece manifold |
USD415703S (en) * | 1997-12-04 | 1999-10-26 | Hutton Peter B | Manifold |
USD410398S (en) * | 1997-12-04 | 1999-06-01 | Hutton Peter B | Manifold |
USD407984S (en) * | 1997-12-04 | 1999-04-13 | Hutton Peter B | Manifold |
US5922965A (en) * | 1998-04-28 | 1999-07-13 | Rosemount Inc. | Pressure sensor and transmitter having a weld ring with a rolling hinge point |
US6079443A (en) * | 1998-10-19 | 2000-06-27 | Hutton; Peter B. | Instrument valve manifolds for use with pressure transmitters |
USD423387S (en) * | 1998-10-19 | 2000-04-25 | Hutton Peter B | Instrument manifolds for use with pressure transmitters |
US6000427A (en) * | 1998-10-19 | 1999-12-14 | Hutton; Peter B. | Manifold for use with dual pressure sensor units |
AU7835100A (en) | 1999-09-28 | 2001-04-30 | Rosemount Inc. | Environmentally sealed instrument loop adapter |
US6484107B1 (en) | 1999-09-28 | 2002-11-19 | Rosemount Inc. | Selectable on-off logic modes for a sensor module |
US6487912B1 (en) | 1999-09-28 | 2002-12-03 | Rosemount Inc. | Preinstallation of a pressure sensor module |
US6510740B1 (en) | 1999-09-28 | 2003-01-28 | Rosemount Inc. | Thermal management in a pressure transmitter |
US7134354B2 (en) * | 1999-09-28 | 2006-11-14 | Rosemount Inc. | Display for process transmitter |
US6571132B1 (en) | 1999-09-28 | 2003-05-27 | Rosemount Inc. | Component type adaptation in a transducer assembly |
US6765968B1 (en) | 1999-09-28 | 2004-07-20 | Rosemount Inc. | Process transmitter with local databus |
US6543291B1 (en) * | 2000-01-06 | 2003-04-08 | Kulite Semiconductor Products, Inc. | Wet-to-wet pressure sensing assembly |
DE50016091D1 (de) * | 2000-02-22 | 2011-05-19 | Endress & Hauser Gmbh & Co Kg | Drucksensor |
US6546805B2 (en) | 2000-03-07 | 2003-04-15 | Rosemount Inc. | Process fluid transmitter with an environmentally sealed service block |
US6662662B1 (en) | 2000-05-04 | 2003-12-16 | Rosemount, Inc. | Pressure transmitter with improved isolator system |
US6504489B1 (en) | 2000-05-15 | 2003-01-07 | Rosemount Inc. | Process control transmitter having an externally accessible DC circuit common |
US6480131B1 (en) | 2000-08-10 | 2002-11-12 | Rosemount Inc. | Multiple die industrial process control transmitter |
DE10049996A1 (de) * | 2000-10-10 | 2002-04-11 | Endress Hauser Gmbh Co | Druckmessaufnehmer |
US6516672B2 (en) | 2001-05-21 | 2003-02-11 | Rosemount Inc. | Sigma-delta analog to digital converter for capacitive pressure sensor and process transmitter |
US6484589B1 (en) * | 2001-05-30 | 2002-11-26 | Senx Technology | Piezoelectric transducer assemblies and methods for their use |
US6684711B2 (en) | 2001-08-23 | 2004-02-03 | Rosemount Inc. | Three-phase excitation circuit for compensated capacitor industrial process control transmitters |
US6581441B1 (en) * | 2002-02-01 | 2003-06-24 | Perseptive Biosystems, Inc. | Capillary column chromatography process and system |
US6662818B2 (en) * | 2002-02-01 | 2003-12-16 | Perseptive Biosystems, Inc. | Programmable tracking pressure regulator for control of higher pressures in microfluidic circuits |
US7109883B2 (en) * | 2002-09-06 | 2006-09-19 | Rosemount Inc. | Low power physical layer for a bus in an industrial transmitter |
US7773715B2 (en) * | 2002-09-06 | 2010-08-10 | Rosemount Inc. | Two wire transmitter with isolated can output |
US6901803B2 (en) * | 2003-10-02 | 2005-06-07 | Rosemount Inc. | Pressure module |
US7080558B2 (en) | 2003-10-06 | 2006-07-25 | Rosemount Inc. | Process seal for process control transmitter |
US7117745B2 (en) * | 2004-02-09 | 2006-10-10 | Rosemount Inc. | Process seal for process control transmitter |
JP2005274265A (ja) * | 2004-03-24 | 2005-10-06 | Nippon M K S Kk | 流量計 |
US7036381B2 (en) * | 2004-06-25 | 2006-05-02 | Rosemount Inc. | High temperature pressure transmitter assembly |
US7525419B2 (en) * | 2006-01-30 | 2009-04-28 | Rosemount Inc. | Transmitter with removable local operator interface |
DE102007015179A1 (de) * | 2007-03-29 | 2008-10-02 | Siemens Ag | Druckmessvorrichtung und Verfahren zur Bestimmung der Windkraft auf Windenergieanlagen sowie Verwendung der Druckmessvorrichtung und des Verfahrens |
US7448275B1 (en) | 2007-09-12 | 2008-11-11 | Rosemount Inc. | Bi-planar process fluid pressure measurement system |
DE102007056844A1 (de) | 2007-11-23 | 2009-06-10 | Endress + Hauser Gmbh + Co. Kg | Membranbett für einen Druckmittler, Druckmittler mit einem solchen Membranbett sowie Drucksensor mit einem solchen Druckmittler |
CN101738286B (zh) * | 2008-11-24 | 2011-12-21 | 重庆川仪自动化股份有限公司 | 用于压力/差压传感器的对地隔离装置 |
US8015882B2 (en) * | 2009-06-04 | 2011-09-13 | Rosemount Inc. | Industrial process control pressure transmitter and flange coupling |
RU2531755C9 (ru) * | 2009-06-05 | 2014-12-27 | Кси, Ллк | Система подачи жидкости с точно заданным непрерывно регулируемым давлением |
GB0915056D0 (en) * | 2009-08-28 | 2009-09-30 | T 3 Energy Services Inc | Pressure sensor |
US8334788B2 (en) * | 2010-03-04 | 2012-12-18 | Rosemount Inc. | Process variable transmitter with display |
EP2418503B1 (en) * | 2010-07-14 | 2013-07-03 | Sensirion AG | Needle head |
US8333117B2 (en) * | 2011-02-08 | 2012-12-18 | Quartzdyne, Inc. | Isolation elements including one or more diaphragms, sensors including isolation elements, and related methods |
DE102012025070A1 (de) | 2012-12-21 | 2014-06-26 | Endress + Hauser Gmbh + Co. Kg | Hydraulisches Messwerk mit koplanaren Druckeingängen und Differenzdrucksensor mit einem solchen Messwerk |
DE102012113042A1 (de) | 2012-12-21 | 2014-06-26 | Endress + Hauser Gmbh + Co. Kg | Hydraulisches Messwerk mit koplanaren Druckeingängen und Differenzdrucksensor mit einem solchen Messwerk |
DE102013106601A1 (de) | 2013-06-25 | 2015-01-08 | Endress + Hauser Gmbh + Co. Kg | Druckmessgerät, insbesondere Differenzdruckmessgerät |
CN104583742B (zh) * | 2013-07-19 | 2016-12-28 | 罗斯蒙特公司 | 包括具有两件式隔离插塞的隔离组件的压力变送器 |
US9103739B2 (en) | 2013-09-27 | 2015-08-11 | Rosemount Inc. | Seal for pressure transmitter for use in industrial process |
DE102014102719A1 (de) * | 2014-02-28 | 2015-09-03 | Endress + Hauser Gmbh + Co. Kg | Differenzdruckmessaufnehmer |
US9513183B2 (en) * | 2014-06-30 | 2016-12-06 | Rosemount Inc. | Process isolation diaphragm assembly for metal process seal |
US9683675B2 (en) * | 2014-11-24 | 2017-06-20 | General Electric Company | Pressure modulator |
US10386001B2 (en) * | 2015-03-30 | 2019-08-20 | Rosemount Inc. | Multiple field device flange |
EP3324168A4 (en) * | 2015-07-14 | 2019-03-20 | NGK Spark Plug Co., Ltd. | PRESSURE SENSOR |
WO2019222598A1 (en) | 2018-05-17 | 2019-11-21 | Rosemount Inc. | Measuring element and measuring device comprising the same |
CN110849540B (zh) * | 2019-11-27 | 2021-04-06 | 中国航空工业集团公司北京长城计量测试技术研究所 | 薄膜式液体介质隔离装置 |
DE102020132960A1 (de) | 2020-12-10 | 2022-06-15 | Endress+Hauser SE+Co. KG | Differenzdruckmessaufnehmer mit Überlastschutz |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US419991A (en) * | 1890-01-21 | John herby | ||
US1924091A (en) * | 1929-06-24 | 1933-08-29 | George Fabyan | Sound meter |
US2671833A (en) * | 1950-06-13 | 1954-03-09 | Bruce H Dunmyer | Pressure responsive apparatus |
US2725749A (en) * | 1951-03-30 | 1955-12-06 | Donald C Green | Pressure gage protector |
US2989084A (en) * | 1956-04-13 | 1961-06-20 | Jones Barton | Exterior seal for differential pressure gages |
US3618390A (en) * | 1969-10-27 | 1971-11-09 | Rosemount Eng Co Ltd | Differential pressure transducer |
JPS56102445U (ko) * | 1980-01-07 | 1981-08-11 | ||
US4370890A (en) * | 1980-10-06 | 1983-02-01 | Rosemount Inc. | Capacitive pressure transducer with isolated sensing diaphragm |
-
1987
- 1987-03-12 US US07/024,981 patent/US4798089A/en not_active Expired - Lifetime
-
1988
- 1988-03-07 DE DE3889914T patent/DE3889914T2/de not_active Expired - Lifetime
- 1988-03-07 EP EP88903050A patent/EP0370013B1/en not_active Expired - Lifetime
- 1988-03-07 WO PCT/US1988/000694 patent/WO1988007185A1/en active IP Right Grant
- 1988-03-07 JP JP63502970A patent/JP2696375B2/ja not_active Expired - Lifetime
- 1988-03-07 KR KR1019880701462A patent/KR970001970B1/ko not_active IP Right Cessation
- 1988-03-09 CA CA000560921A patent/CA1322472C/en not_active Expired - Fee Related
- 1988-03-12 CN CN88101231A patent/CN1013224B/zh not_active Expired
-
1994
- 1994-12-30 HK HK147994A patent/HK147994A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN1013224B (zh) | 1991-07-17 |
KR970001970B1 (ko) | 1997-02-20 |
EP0370013A1 (en) | 1990-05-30 |
HK147994A (en) | 1995-01-06 |
US4798089A (en) | 1989-01-17 |
WO1988007185A1 (en) | 1988-09-22 |
EP0370013B1 (en) | 1994-06-01 |
DE3889914D1 (de) | 1994-07-07 |
EP0370013A4 (en) | 1991-07-31 |
CN88101231A (zh) | 1988-09-21 |
JPH02502485A (ja) | 1990-08-09 |
JP2696375B2 (ja) | 1998-01-14 |
DE3889914T2 (de) | 1995-01-05 |
CA1322472C (en) | 1993-09-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR890700815A (ko) | 격리 장치 | |
ATA194988A (de) | Befestigungsvorrichtung | |
IT1220493B (it) | Dispositivo di accoppiamento | |
FI92889B (fi) | Palonilmaisulaite | |
ATA244387A (de) | Kupplungseinrichtung | |
BR8800958A (pt) | Dispositivo posicionador | |
DK297187D0 (da) | Regnbuedannende anordning | |
BR8705585A (pt) | Dispositivo oxigenador | |
BR8803670A (pt) | Dispositivo cilindro-embolo | |
KR880018146U (ko) | 스타터장치 | |
DK60189D0 (da) | Fjernvarme-transmissionsindretning | |
KR890700199A (ko) | 진동절연장치 | |
ATA207388A (de) | Konfektioniervorrichtung | |
DK360387A (da) | Bestraalingsanordning | |
BR8703368A (pt) | Dispositivo vibro-estimulador | |
BR8807485A (pt) | Dispositivo fosforescente | |
IT208171Z2 (it) | Dispositivo seguicamma | |
DK245788A (da) | Placeringsindretning | |
NO175552C (no) | Koplingsenhet | |
KR890010863U (ko) | 스타터 장치 | |
ES1001000Y (es) | Dispositivo antihemorroidal | |
KR890003929U (ko) | 수신 장치 | |
BR8705352A (pt) | Dispositivo taquimetrico | |
ATA121086A (de) | Iontophoresegeraet | |
IT1221931B (it) | Dispositivo lavabicchieri |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20000218 Year of fee payment: 4 |
|
LAPS | Lapse due to unpaid annual fee |