FR2353830B1 - - Google Patents

Info

Publication number
FR2353830B1
FR2353830B1 FR7716499A FR7716499A FR2353830B1 FR 2353830 B1 FR2353830 B1 FR 2353830B1 FR 7716499 A FR7716499 A FR 7716499A FR 7716499 A FR7716499 A FR 7716499A FR 2353830 B1 FR2353830 B1 FR 2353830B1
Authority
FR
France
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
Application number
FR7716499A
Other languages
French (fr)
Other versions
FR2353830A1 (fr
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.)
Hottinger Bruel and Kjaer AS
Original Assignee
Bruel and Kjaer 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 Bruel and Kjaer AS filed Critical Bruel and Kjaer AS
Publication of FR2353830A1 publication Critical patent/FR2353830A1/fr
Application granted granted Critical
Publication of FR2353830B1 publication Critical patent/FR2353830B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
    • G01D5/2013—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by a movable ferromagnetic element, e.g. a core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FR7716499A 1976-05-31 1977-05-31 Dispositif electro-mecanique pour mesurer de petits deplacements Granted FR2353830A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK238476A DK138287B (da) 1976-05-31 1976-05-31 Elektromekanisk målesystem til måling af mekanisk forskydning.

Publications (2)

Publication Number Publication Date
FR2353830A1 FR2353830A1 (fr) 1977-12-30
FR2353830B1 true FR2353830B1 (xx) 1982-02-26

Family

ID=8112011

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7716499A Granted FR2353830A1 (fr) 1976-05-31 1977-05-31 Dispositif electro-mecanique pour mesurer de petits deplacements

Country Status (5)

Country Link
JP (1) JPS52147453A (xx)
DE (1) DE2723564C2 (xx)
DK (1) DK138287B (xx)
FR (1) FR2353830A1 (xx)
GB (1) GB1538415A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4810964A (en) * 1986-01-22 1989-03-07 Kamyr Ab Method and apparatus for measuring the distance between a measuring transducer and an opposing surface, particularly with paper pulp equipment
US5132617A (en) * 1990-05-16 1992-07-21 International Business Machines Corp. Method of measuring changes in impedance of a variable impedance load by disposing an impedance connected coil within the air gap of a magnetic core
US5242524A (en) * 1990-05-16 1993-09-07 International Business Machines Corporation Device for detecting an end point in polishing operations
FR2753873B1 (fr) * 1996-09-24 2003-06-20 Thomson Marconi Sonar Sas Procede d'asservissement d'un transducteur a reluctance variable, et moteur lineaire pour la mise en oeuvre d'un tel procede

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB641351A (en) * 1946-11-15 1950-08-09 Standard Telephones Cables Ltd Improvements in or relating to alternating current impedance bridges
US2569105A (en) * 1948-02-26 1951-09-25 William J James Magnetic position responsive device
GB877572A (en) * 1958-08-18 1961-09-13 Kurt Siegfried Lion Electric system for converting a change in a substantially linear impedance to a corresponding voltage
DK364476A (da) * 1975-08-13 1977-02-14 Ebes Ver Energie Schelde Anordning til maling af forskydningen af en brendselsstav i en trykvandsreaktor

Also Published As

Publication number Publication date
DK138287B (da) 1978-08-07
DK238476A (xx) 1977-12-01
JPS52147453A (en) 1977-12-07
FR2353830A1 (fr) 1977-12-30
DE2723564A1 (de) 1977-12-15
DK138287C (xx) 1979-01-15
GB1538415A (en) 1979-01-17
DE2723564C2 (de) 1987-04-30

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Legal Events

Date Code Title Description
TP Transmission of property
CA Change of address