FR2297403A1 - Transducteur magnetique a linearite elevee - Google Patents

Transducteur magnetique a linearite elevee

Info

Publication number
FR2297403A1
FR2297403A1 FR7600392A FR7600392A FR2297403A1 FR 2297403 A1 FR2297403 A1 FR 2297403A1 FR 7600392 A FR7600392 A FR 7600392A FR 7600392 A FR7600392 A FR 7600392A FR 2297403 A1 FR2297403 A1 FR 2297403A1
Authority
FR
France
Prior art keywords
high linearity
magnetic transducer
linearity magnetic
transducer
magnetic
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.)
Granted
Application number
FR7600392A
Other languages
English (en)
Other versions
FR2297403B1 (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.)
Tioxide Group Ltd
Original Assignee
Tioxide Group Ltd
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 Tioxide Group Ltd filed Critical Tioxide Group Ltd
Publication of FR2297403A1 publication Critical patent/FR2297403A1/fr
Application granted granted Critical
Publication of FR2297403B1 publication Critical patent/FR2297403B1/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
    • G01D5/25—Selecting one or more conductors or channels from a plurality of conductors or channels, e.g. by closing contacts
    • 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
    • G01B7/001—Constructional details of gauge heads
    • 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
    • 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
    • G01D5/204—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 mutual induction between two or more coils
    • G01D5/2046—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 mutual induction between two or more coils by a movable ferromagnetic element, e.g. a core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/56—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements
    • G01F23/62—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements using magnetically actuated indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Level Indicators Using A Float (AREA)
FR7600392A 1975-01-11 1976-01-09 Transducteur magnetique a linearite elevee Granted FR2297403A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1234/75A GB1486375A (en) 1975-01-11 1975-01-11 Transducers

Publications (2)

Publication Number Publication Date
FR2297403A1 true FR2297403A1 (fr) 1976-08-06
FR2297403B1 FR2297403B1 (fr) 1982-07-09

Family

ID=9718452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7600392A Granted FR2297403A1 (fr) 1975-01-11 1976-01-09 Transducteur magnetique a linearite elevee

Country Status (7)

Country Link
US (1) US4052900A (fr)
CA (1) CA1043879A (fr)
DE (1) DE2600556A1 (fr)
FR (1) FR2297403A1 (fr)
GB (1) GB1486375A (fr)
SE (1) SE7600158L (fr)
ZA (1) ZA76136B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444924A1 (fr) * 1978-12-19 1980-07-18 Sandretto Spa Appareil a determiner la position d'un organe mobile relativement a un support fixe
FR2587795A1 (fr) * 1985-09-20 1987-03-27 Europ Propulsion Capteur de deplacement lineaire inductif

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6192754B1 (en) 1995-09-19 2001-02-27 Czarnek And Orkin Laboratories, Inc. Sensor system for measuring displacements
WO1997013122A2 (fr) * 1995-09-19 1997-04-10 Czarnek And Orkin Laboratories, Inc. Capteur inductif pour surveiller le niveau et du deplacement d'un fluide et de deplacements
US6474158B2 (en) 1995-09-19 2002-11-05 Czarnek And Orkin Laboratories, Inc. Apparatus for measuring displacement and method of use thereof
US6236324B1 (en) 2000-03-31 2001-05-22 Lawrence V. Nash Elastic plate liquid level sensor
US7317371B1 (en) 2007-02-21 2008-01-08 Pearl Process Systems, Llc Linear variable differential transformer with complimentary step-winding secondary coils
US9086314B2 (en) 2011-12-02 2015-07-21 Czarnek & Orkin Laboratories, Inc. Battery-less active float for inductive sensor for monitoring fluid level and displacement
CN106098336B (zh) * 2016-08-08 2019-09-17 国网青海省电力公司 一种防涉水的自动调压变压器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1306525A (en) * 1919-06-10 Constant-current regulator
US2026299A (en) * 1933-10-03 1935-12-31 Fletcher M Boyd Electrical liquid level indicator
US2424766A (en) * 1944-06-19 1947-07-29 Builders Iron Foundry Telemetric apparatus
US2708730A (en) * 1951-02-16 1955-05-17 Bailey Meter Co Electric motor follow-up system with movable core transformer
US3017589A (en) * 1958-05-13 1962-01-16 Int Resistance Co Differential transformer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444924A1 (fr) * 1978-12-19 1980-07-18 Sandretto Spa Appareil a determiner la position d'un organe mobile relativement a un support fixe
FR2587795A1 (fr) * 1985-09-20 1987-03-27 Europ Propulsion Capteur de deplacement lineaire inductif
US4694246A (en) * 1985-09-20 1987-09-15 Societe Anonyme: Societe Europeenne De Propulsion Movable core transducer

Also Published As

Publication number Publication date
GB1486375A (en) 1977-09-21
CA1043879A (fr) 1978-12-05
AU8755475A (en) 1977-06-23
DE2600556A1 (de) 1976-08-05
FR2297403B1 (fr) 1982-07-09
US4052900A (en) 1977-10-11
ZA76136B (en) 1977-09-28
SE7600158L (sv) 1976-07-12

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Legal Events

Date Code Title Description
ST Notification of lapse