DE2601274A1 - Detektorvorrichtung - Google Patents

Detektorvorrichtung

Info

Publication number
DE2601274A1
DE2601274A1 DE19762601274 DE2601274A DE2601274A1 DE 2601274 A1 DE2601274 A1 DE 2601274A1 DE 19762601274 DE19762601274 DE 19762601274 DE 2601274 A DE2601274 A DE 2601274A DE 2601274 A1 DE2601274 A1 DE 2601274A1
Authority
DE
Germany
Prior art keywords
marking
detector
distance
markings
rod
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Withdrawn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
DE19762601274
Other languages
German (de)
English (en)
Inventor
Henoret Francois Louis L
Herve Pierre Rasigade
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.)
Poclain SA
Original Assignee
Poclain 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 Poclain SA filed Critical Poclain SA
Publication of DE2601274A1 publication Critical patent/DE2601274A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke
    • F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
    • F15B15/2846—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using detection of markings, e.g. markings on the piston rod
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
DE19762601274 1975-01-15 1976-01-15 Detektorvorrichtung Withdrawn DE2601274A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7501154A FR2298081A1 (fr) 1975-01-15 1975-01-15 Detecteur de position relative de deux pieces

Publications (1)

Publication Number Publication Date
DE2601274A1 true DE2601274A1 (de) 1976-07-22

Family

ID=9149831

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762601274 Withdrawn DE2601274A1 (de) 1975-01-15 1976-01-15 Detektorvorrichtung

Country Status (5)

Country Link
US (1) US4127814A (enExample)
JP (1) JPS5196345A (enExample)
BR (1) BR7600205A (enExample)
DE (1) DE2601274A1 (enExample)
FR (1) FR2298081A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4713966A (en) * 1984-12-21 1987-12-22 Enpece Ab Method and apparatus for volume measurement
DE3634730A1 (de) * 1986-10-11 1988-04-21 Klaus Huegler Arbeitszylinder, insbesondere pneumatikzylinder fuer komponenten von handlingautomaten
DE3636871A1 (de) * 1986-10-30 1988-05-11 Beukenberg Maschf Kolben-zylinder-einheit mit stellungsgeber
DE3826561A1 (de) * 1988-08-04 1990-02-08 Rexroth Mannesmann Gmbh Kapazitiver wegaufnehmer

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1209599B (it) * 1984-11-15 1989-08-30 Siette Spa Sistema di rilevamento di livello per veicoli.
US4909536A (en) * 1988-10-24 1990-03-20 Monroe Auto Equipment Electronic height sensor
US4944356A (en) * 1988-12-28 1990-07-31 Ford Motor Company Steering system position detector
FR2655724B1 (fr) * 1989-12-12 1993-11-19 Ferco Internal Usine Ferrures Ba Procede et dispositif de reconnaissance de differents elements de dimension standardisee, notamment de cadres de chassis de fenetres en cours de fabrication.
IT1238726B (it) * 1990-05-03 1993-09-01 Alessandro Dreoni Sensore di prossimita' induttivo e trasduttore di posizione con scala passiva
US5125681A (en) * 1990-11-26 1992-06-30 Monroe Auto Equipment Company Method and apparatus for determining the displacement of a piston within a shock absorber
JPH07332911A (ja) * 1994-06-03 1995-12-22 Sony Corp 軸位置検出用センサー
EP0743508A2 (en) * 1995-05-16 1996-11-20 Mitutoyo Corporation Induced current position transducer
US5973494A (en) * 1996-05-13 1999-10-26 Mitutoyo Corporation Electronic caliper using a self-contained, low power inductive position transducer
US6002250A (en) * 1996-05-13 1999-12-14 Mitutoyo Corporation Electronic linear scale using a self-contained, low-power inductive position transducer
US5886519A (en) * 1997-01-29 1999-03-23 Mitutoyo Corporation Multi-scale induced current absolute position transducer
ITUA20162127A1 (it) * 2016-03-30 2017-09-30 Giuliani S R L Apparato e metodo per misurare spostamenti di un pistone di un cilindro

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2628539A (en) * 1945-01-04 1953-02-17 Neergaard Leif Eric De Method and means for recording and reproducing displacements
IT524818A (enExample) * 1953-01-21
US3176241A (en) * 1961-04-07 1965-03-30 Jimmie S Hogan Magnetic switching device
NL132754C (enExample) * 1965-04-29

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4713966A (en) * 1984-12-21 1987-12-22 Enpece Ab Method and apparatus for volume measurement
DE3634730A1 (de) * 1986-10-11 1988-04-21 Klaus Huegler Arbeitszylinder, insbesondere pneumatikzylinder fuer komponenten von handlingautomaten
DE3636871A1 (de) * 1986-10-30 1988-05-11 Beukenberg Maschf Kolben-zylinder-einheit mit stellungsgeber
DE3826561A1 (de) * 1988-08-04 1990-02-08 Rexroth Mannesmann Gmbh Kapazitiver wegaufnehmer

Also Published As

Publication number Publication date
BR7600205A (pt) 1976-08-31
JPS5196345A (en) 1976-08-24
FR2298081A1 (fr) 1976-08-13
FR2298081B1 (enExample) 1979-05-25
US4127814A (en) 1978-11-28

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination