DE2745263A1 - Messfuehler mit dehnungsmesstreifen und verfahren zu seiner herstellung - Google Patents

Messfuehler mit dehnungsmesstreifen und verfahren zu seiner herstellung

Info

Publication number
DE2745263A1
DE2745263A1 DE19772745263 DE2745263A DE2745263A1 DE 2745263 A1 DE2745263 A1 DE 2745263A1 DE 19772745263 DE19772745263 DE 19772745263 DE 2745263 A DE2745263 A DE 2745263A DE 2745263 A1 DE2745263 A1 DE 2745263A1
Authority
DE
Germany
Prior art keywords
metal layer
sensor
temperature sensor
layer
thick
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.)
Withdrawn
Application number
DE19772745263
Other languages
German (de)
English (en)
Inventor
Pierre Deschamps
Jacques Fournier
Roger Moura
Rene Rose
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.)
Filing date
Publication date
Application filed by Schlumberger SA filed Critical Schlumberger SA
Publication of DE2745263A1 publication Critical patent/DE2745263A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2268—Arrangements for correcting or for compensating unwanted effects
    • G01L1/2281—Arrangements for correcting or for compensating unwanted effects for temperature variations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
    • G01K7/183—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer characterised by the use of the resistive element
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2287—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Force In General (AREA)
  • Measuring Fluid Pressure (AREA)
DE19772745263 1976-10-08 1977-10-07 Messfuehler mit dehnungsmesstreifen und verfahren zu seiner herstellung Withdrawn DE2745263A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7630297A FR2367280A1 (fr) 1976-10-08 1976-10-08 Capteur a jauges de contrainte equipe d'une sonde de temperature

Publications (1)

Publication Number Publication Date
DE2745263A1 true DE2745263A1 (de) 1978-04-13

Family

ID=9178522

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772745263 Withdrawn DE2745263A1 (de) 1976-10-08 1977-10-07 Messfuehler mit dehnungsmesstreifen und verfahren zu seiner herstellung

Country Status (6)

Country Link
BE (1) BE859016A (enExample)
DE (1) DE2745263A1 (enExample)
FR (1) FR2367280A1 (enExample)
GB (1) GB1562139A (enExample)
IT (1) IT1085284B (enExample)
NL (1) NL7711021A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2919418A1 (de) * 1978-05-18 1979-11-22 Gulton Ind Inc Dehnungsmessumformer und verfahren zu dessen herstellung
DE2902244A1 (de) * 1979-01-20 1980-07-24 Heraeus Gmbh W C Dehnungsmesstreifen mit aufgedampftem oder aufgestaeubtem messgitter
DE3421963A1 (de) * 1983-06-13 1984-12-13 Tokyo Electric Co., Ltd., Tokio/Tokyo Dehnungssensor

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU503379B1 (en) * 1978-08-28 1979-08-30 Babcock & Wilcox Co., The Pressure transducer
DE2916390C2 (de) * 1979-04-23 1982-05-27 Siemens AG, 1000 Berlin und 8000 München Brückenschaltung zur Messung mechanischer Spannungen einer Dehnungsmeßfeder
EP0053337B1 (en) * 1980-11-29 1987-05-20 Tokyo Electric Co., Ltd. Load cell and method of manufacturing the same
FR2535458B1 (fr) * 1982-10-29 1985-06-14 Flopetrol Etu Fabrications Capteur de pression et de temperature
FR2545605B1 (fr) * 1983-05-03 1985-10-11 Sedeme Dispositif de mesure a jauges de contrainte, notamment pour la mesure de pression
DE4312394A1 (de) * 1993-04-16 1994-10-20 Gsf Forschungszentrum Umwelt Widerstandsthermometer
GB9321699D0 (en) * 1993-10-21 1993-12-15 Barnett John D Improvements in or relating to sensors

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2919418A1 (de) * 1978-05-18 1979-11-22 Gulton Ind Inc Dehnungsmessumformer und verfahren zu dessen herstellung
DE2902244A1 (de) * 1979-01-20 1980-07-24 Heraeus Gmbh W C Dehnungsmesstreifen mit aufgedampftem oder aufgestaeubtem messgitter
DE3421963A1 (de) * 1983-06-13 1984-12-13 Tokyo Electric Co., Ltd., Tokio/Tokyo Dehnungssensor

Also Published As

Publication number Publication date
GB1562139A (en) 1980-03-05
FR2367280B1 (enExample) 1980-04-30
IT1085284B (it) 1985-05-28
BE859016A (fr) 1978-03-23
FR2367280A1 (fr) 1978-05-05
NL7711021A (nl) 1978-04-11

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee