ATE250214T1 - Druckwandler - Google Patents

Druckwandler

Info

Publication number
ATE250214T1
ATE250214T1 AT97906344T AT97906344T ATE250214T1 AT E250214 T1 ATE250214 T1 AT E250214T1 AT 97906344 T AT97906344 T AT 97906344T AT 97906344 T AT97906344 T AT 97906344T AT E250214 T1 ATE250214 T1 AT E250214T1
Authority
AT
Austria
Prior art keywords
measuring element
pct
measuring
cavity
sensor
Prior art date
Application number
AT97906344T
Other languages
English (en)
Inventor
Frode Meringdal
Bj Rn Erik Seeberg
Original Assignee
Leiv Eiriksson Nyskaping As
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 Leiv Eiriksson Nyskaping As filed Critical Leiv Eiriksson Nyskaping As
Application granted granted Critical
Publication of ATE250214T1 publication Critical patent/ATE250214T1/de

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
    • G01L9/02—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
    • G01L9/06—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 piezo-resistive devices
    • 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
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0002—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using variations in ohmic resistance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Glass Compositions (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Threshing Machine Elements (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Eye Examination Apparatus (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
AT97906344T 1996-02-27 1997-02-20 Druckwandler ATE250214T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO960779A NO304328B1 (no) 1996-02-27 1996-02-27 TrykkmÕler
PCT/NO1997/000053 WO1997032190A1 (en) 1996-02-27 1997-02-20 Pressure sensor

Publications (1)

Publication Number Publication Date
ATE250214T1 true ATE250214T1 (de) 2003-10-15

Family

ID=19899085

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97906344T ATE250214T1 (de) 1996-02-27 1997-02-20 Druckwandler

Country Status (10)

Country Link
US (1) US6145383A (de)
EP (1) EP1012554B1 (de)
JP (1) JP2000506261A (de)
KR (1) KR100433969B1 (de)
AT (1) ATE250214T1 (de)
AU (1) AU2106497A (de)
DE (1) DE69725020T2 (de)
DK (1) DK1012554T3 (de)
NO (1) NO304328B1 (de)
WO (1) WO1997032190A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO314963B1 (no) 2001-07-13 2003-06-16 Presens As Trykksensor
WO2006048278A1 (en) * 2004-11-03 2006-05-11 Basell Polyolefine Gmbh Pressure transducer
US8429976B2 (en) 2010-05-19 2013-04-30 Schlumberger Technology Corporation Low cost resonator-based pressure transducer
US9038263B2 (en) 2011-01-13 2015-05-26 Delaware Capital Formation, Inc. Thickness shear mode resonator sensors and methods of forming a plurality of resonator sensors
US9493133B2 (en) 2014-05-20 2016-11-15 Ford Global Technologies, Llc Fastening and sensing apparatus
RU178898U1 (ru) * 2017-12-12 2018-04-23 Федеральное государственное бюджетное образовательное учреждение высшего образования "Московский технологический университет" Емкостной датчик давления с алмазной мембраной

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3645136A (en) * 1970-04-15 1972-02-29 Charles W Calhoun Fluid pressure measuring device
CH576132A5 (en) * 1975-03-14 1976-05-31 Kautzky Hans Pressure sensor for pressure or vacuum of fluids - has improved sensitivity and resistance to stress
JPS5814977B2 (ja) * 1976-09-01 1983-03-23 松岡 信 ペンシル型高温高圧用インジケ−タ
US4295117A (en) * 1980-09-11 1981-10-13 General Motors Corporation Pressure sensor assembly
ATE17523T1 (de) * 1982-04-06 1986-02-15 Kistler Instrumente Ag Hochdruckaufnehmer.
IT1153144B (it) * 1982-07-30 1987-01-14 Cise Spa Trasduttore perfezionato per la misura della pressione di un fluido in particolare un fluido aggressivo e ad elevata temperatura
US4535631A (en) * 1982-09-29 1985-08-20 Schlumberger Technology Corporation Surface acoustic wave sensors
US4481497A (en) * 1982-10-27 1984-11-06 Kulite Semiconductor Products, Inc. Transducer structures employing ceramic substrates and diaphragms
US4542650A (en) * 1983-08-26 1985-09-24 Innovus Thermal mass flow meter
JPS62157543A (ja) * 1985-12-27 1987-07-13 シユラムバ−ガ−　オ−バ−シ−ズ　ソシエダ　アノニマ 圧力センサ
JPS62131453U (de) * 1986-02-10 1987-08-19
DE3702412A1 (de) * 1987-01-28 1988-08-18 Philips Patentverwaltung Druckaufnehmer mit einem siliziumkoerper
DE68903235T2 (de) * 1988-03-15 1993-05-27 Pfister Gmbh Elektrischer druck-, schwingungs- und/oder beschleunigungswandler.
US4864463A (en) * 1988-04-19 1989-09-05 Allied-Signal Inc. Capacitive pressure sensor
FR2638524B1 (fr) * 1988-10-27 1994-10-28 Schlumberger Prospection Capteur de pression utilisable dans les puits de petrole
DD278407A1 (de) * 1988-12-20 1990-05-02 Teltov Geraete Regler Hochdrucksensor
JPH04141139A (ja) * 1990-10-03 1992-05-14 Aisin Seiki Co Ltd カテーテル
JPH0518837A (ja) * 1991-07-12 1993-01-26 Mitsubishi Electric Corp 半導体圧力センサ
JPH0777470A (ja) * 1993-09-08 1995-03-20 Toyoda Mach Works Ltd 半導体圧力センサおよび製造方法
US5483834A (en) * 1993-09-20 1996-01-16 Rosemount Inc. Suspended diaphragm pressure sensor
NO179651C (no) * 1994-03-07 1996-11-20 Sinvent As Trykkmåler
JPH07335909A (ja) * 1994-06-10 1995-12-22 Fuji Electric Co Ltd 静電容量型センサ及びその製造方法
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
JPH08247873A (ja) * 1995-03-13 1996-09-27 Tokai Rika Co Ltd 圧力センサ

Also Published As

Publication number Publication date
KR100433969B1 (ko) 2004-07-16
NO960779L (no) 1997-08-28
AU2106497A (en) 1997-09-16
DK1012554T3 (da) 2003-11-03
DE69725020T2 (de) 2004-08-12
JP2000506261A (ja) 2000-05-23
NO304328B1 (no) 1998-11-30
WO1997032190A1 (en) 1997-09-04
US6145383A (en) 2000-11-14
DE69725020D1 (de) 2003-10-23
KR19990087282A (ko) 1999-12-27
NO960779D0 (no) 1996-02-27
EP1012554A1 (de) 2000-06-28
EP1012554B1 (de) 2003-09-17

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties