FR2605400B1 - - Google Patents

Info

Publication number
FR2605400B1
FR2605400B1 FR8614435A FR8614435A FR2605400B1 FR 2605400 B1 FR2605400 B1 FR 2605400B1 FR 8614435 A FR8614435 A FR 8614435A FR 8614435 A FR8614435 A FR 8614435A FR 2605400 B1 FR2605400 B1 FR 2605400B1
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 - Fee Related
Application number
FR8614435A
Other languages
French (fr)
Other versions
FR2605400A1 (en
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.)
Renault SAS
Regie Nationale des Usines Renault
Original Assignee
Renault SAS
Regie Nationale des Usines Renault
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 Renault SAS, Regie Nationale des Usines Renault filed Critical Renault SAS
Priority to FR8614435A priority Critical patent/FR2605400A1/en
Publication of FR2605400A1 publication Critical patent/FR2605400A1/en
Application granted granted Critical
Publication of FR2605400B1 publication Critical patent/FR2605400B1/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
    • G01D5/202—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 movable a non-ferromagnetic conductive element
    • 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
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/101—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
FR8614435A 1986-10-17 1986-10-17 Proximity detector Granted FR2605400A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8614435A FR2605400A1 (en) 1986-10-17 1986-10-17 Proximity detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8614435A FR2605400A1 (en) 1986-10-17 1986-10-17 Proximity detector

Publications (2)

Publication Number Publication Date
FR2605400A1 FR2605400A1 (en) 1988-04-22
FR2605400B1 true FR2605400B1 (en) 1991-01-11

Family

ID=9339938

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8614435A Granted FR2605400A1 (en) 1986-10-17 1986-10-17 Proximity detector

Country Status (1)

Country Link
FR (1) FR2605400A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0544043B1 (en) * 1991-11-25 1996-02-28 Neopost Industrie Positional encoder
DE4205957A1 (en) * 1992-02-27 1993-09-02 Vogt Electronic Ag REEL STRUCTURE
DE20011223U1 (en) 2000-06-26 2000-10-05 Kindler, Ulrich, Prof. Dr.-Ing., 22143 Hamburg Device for non-contact displacement measurement, in particular for position and movement detection
EP1296160A1 (en) * 2001-09-21 2003-03-26 Senstronic (Société Anonyme) Inductive proximity switch
DE102005058597A1 (en) * 2005-12-07 2007-06-28 Sick Stegmann Gmbh Method and device for adjusting a position and / or speed measuring device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2140379B2 (en) * 1971-08-12 1978-06-15 Walter Dr.-Ing. 7531 Tiefenbronn Klaschka Proximity switch with detecting coils - in resonant circuit of oscillator and consisting of flat printed spirals inductively coupled to ferrite plates
BE790048A (en) * 1971-10-13 1973-02-01 Telemecanique Electrique OSCILLATING CIRCUIT FOR PROXIMITY DETECTOR
US4042876A (en) * 1976-04-29 1977-08-16 The United States Of America As Represented By The United States Energy Research And Development Administration Eddy current gauge for monitoring displacement using printed circuit coil
FR2516250A1 (en) * 1981-11-10 1983-05-13 Etude Dev Rech Indl presence detector for enclosed cases containing aerosol sprays - uses epoxy board sliding under case and detecting self inductance on printed spiral patterns matching base section of cans
FR2525776A1 (en) * 1982-04-21 1983-10-28 Renault Variable magnetic field influence proximity pick=up - has inductance of thin conductor bonded on magnetic strip placed in oscillator circuit

Also Published As

Publication number Publication date
FR2605400A1 (en) 1988-04-22

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Legal Events

Date Code Title Description
ST Notification of lapse