DE69102485D1 - Hydrostatischer Druckwandler. - Google Patents

Hydrostatischer Druckwandler.

Info

Publication number: DE69102485D1
Authority: DE; Germany
Prior art keywords: pressure transducer; hydrostatic pressure; hydrostatic; transducer; pressure
Prior art date: 1990-04-27
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.): Expired - Fee Related

Application number

DE69102485T

Other languages

English (en)

Other versions

DE69102485T2 (de

Inventor

Vincent Mosser

Jean-Louis Robert

Sylvie Contreras

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.)

Schlumberger SA

Original Assignee

Schlumberger SA

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.)

1990-04-27

Filing date

1991-04-17

Publication date

1994-07-21

1991-04-17 Application filed by Schlumberger SA filed Critical Schlumberger SA

1994-07-21 Publication of DE69102485D1 publication Critical patent/DE69102485D1/de

1995-01-19 Application granted granted Critical

1995-01-19 Publication of DE69102485T2 publication Critical patent/DE69102485T2/de

2011-04-18 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- 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
- G01L19/0092—Pressure sensor associated with other sensors, e.g. for measuring acceleration or temperature
- 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
- G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
- G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
- 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
- G01L9/02—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
- G01L9/04—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges
- G01L9/045—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges with electric temperature compensating means

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Measuring Fluid Pressure (AREA)
Pressure Sensors (AREA)

DE69102485T 1990-04-27 1991-04-17 Hydrostatischer Druckwandler. Expired - Fee Related DE69102485T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR9005371A FR2661558B1 (fr)	1990-04-27	1990-04-27	Transducteur de pression hydrostatique.

Publications (2)

Publication Number	Publication Date
DE69102485D1 true DE69102485D1 (de)	1994-07-21
DE69102485T2 DE69102485T2 (de)	1995-01-19

Family

ID=9396145

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69102485T Expired - Fee Related DE69102485T2 (de)	1990-04-27	1991-04-17	Hydrostatischer Druckwandler.

Country Status (4)

Country	Link
US (1)	US5187984A (de)
EP (1)	EP0454544B1 (de)
DE (1)	DE69102485T2 (de)
FR (1)	FR2661558B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5388451A (en) *	1993-07-30	1995-02-14	Consolidated Electronics Inc.	High voltage transmission switching apparatus with gas monitoring device
DE9415089U1 (de) *	1994-09-17	1996-02-01	Robert Bosch Gmbh, 70469 Stuttgart	Zentralheizungsanlage
FR2766919B1 (fr) *	1997-07-30	1999-10-15	Schlumberger Services Petrol	Transducteur de pression hydrostatique et/ou de temperature
JP2001201414A (ja) *	2000-01-20	2001-07-27	Smc Corp	複合センサ及び複合センサを備えたフローコントローラ
US20040025598A1 (en) *	2000-09-21	2004-02-12	Festo Ag & Co.	Integrated fluid sensing device
US6769299B2 (en) *	2003-01-08	2004-08-03	Fetso Corporation	Integral dual technology flow sensor
US6901794B2 (en) *	2003-10-16	2005-06-07	Festo Corporation	Multiple technology flow sensor
US8490497B2 (en) *	2010-03-25	2013-07-23	University Of Southern California	Microelectromechanical (MEMS) pressure transducer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3034345A (en) *	1959-05-19	1962-05-15	Bell Telephone Labor Inc	Gauges using piezoresistive elements
US3443167A (en) *	1965-08-27	1969-05-06	Bell & Howell Co	Strain gage
DE3211968A1 (de) *	1982-03-31	1983-10-13	Siemens AG, 1000 Berlin und 8000 München	Drucksensor
US4554927A (en) *	1983-08-30	1985-11-26	Thermometrics Inc.	Pressure and temperature sensor
CH665028A5 (de) *	1984-11-19	1988-04-15	Sprecher Energie Ag	Einrichtung zur ueberwachung der dichte eines gasfoermigen mediums in einem geschlossenen raum.
FR2629640B1 (fr) *	1988-03-30	1991-12-13	Schlumberger Ind Sa	Transducteur de pression hydrostatique a correction de temperature
JP2544435B2 (ja) *	1988-04-06	1996-10-16	株式会社日立製作所	多機能センサ

1990
- 1990-04-27 FR FR9005371A patent/FR2661558B1/fr not_active Expired - Fee Related
1991
- 1991-04-17 DE DE69102485T patent/DE69102485T2/de not_active Expired - Fee Related
- 1991-04-17 EP EP91401016A patent/EP0454544B1/de not_active Expired - Lifetime
- 1991-04-26 US US07/691,906 patent/US5187984A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0454544B1 (de)	1994-06-15
EP0454544A1 (de)	1991-10-30
US5187984A (en)	1993-02-23
FR2661558A1 (fr)	1991-10-31
FR2661558B1 (fr)	1992-07-31
DE69102485T2 (de)	1995-01-19

Publication	Publication Date	Title
DE69111337D1 (de)	1995-08-24	Druckmassfühler.
DE69109923D1 (de)	1995-06-29	Ultraschallwandleranordnung.
DE69015984D1 (de)	1995-02-23	Piezoelektrischer Druckwandler.
DE69115141D1 (de)	1996-01-18	Oberflächenkontaktdruckwandler.
DE69019337D1 (de)	1995-06-14	Druckverstärker.
FR2668836B1 (fr)	1993-04-30	Transducteur acoustique de puits.
DE59002092D1 (de)	1993-09-02	Drucksensor.
DE69405498D1 (de)	1997-10-16	Druckwandler
DE69104255D1 (de)	1994-11-03	Magnetoresistiver Druckaufnehmer.
NO912663D0 (no)	1991-07-08	Fluidumsisolert selvkompenserende absolutt-trykks sensor-transducer.
DE58901989D1 (de)	1992-09-10	Membranpumpe.
DE69110311D1 (de)	1995-07-20	Fluiddruckregler.
ATE126389T1 (de)	1995-08-15	Differenzdruckmesswandler.
DE69108305D1 (de)	1995-04-27	Druckgerät.
DE59001596D1 (de)	1993-07-08	Druckaufnehmer.
DE69015704D1 (de)	1995-02-16	Hermetischer Druckwandler.
DE69104430D1 (de)	1994-11-10	Miniatur-Druckwandler.
DE68912093D1 (de)	1994-02-17	Magnetostriktiver Druckwandler.
DE69107990D1 (de)	1995-04-13	Hydraulisch angetriebene Hochdruckmembranpumpe.
DE69100307D1 (de)	1993-09-30	Vordruck-Handpumpe.
DE69106411D1 (de)	1995-02-16	Piezoelektrischer Druckaufnehmer.
DE69214211D1 (de)	1996-11-07	Druckwandler
DE69102485D1 (de)	1994-07-21	Hydrostatischer Druckwandler.
DE59106323D1 (de)	1995-09-28	Drucksensor.
DE69111783D1 (de)	1995-09-07	Druckbegrenzungsvorrichtung.

Legal Events

Date	Code	Title	Description
1995-07-13	8364	No opposition during term of opposition
2000-06-08	8339	Ceased/non-payment of the annual fee