DE3766625D1 - Verfahren und vorrichtung zum messen des abstandes zweier sich relativ zueinander bewegender, einander gegenueberliegender flaechen. - Google Patents

Verfahren und vorrichtung zum messen des abstandes zweier sich relativ zueinander bewegender, einander gegenueberliegender flaechen.

Info

Publication number
DE3766625D1
DE3766625D1 DE8787890011T DE3766625T DE3766625D1 DE 3766625 D1 DE3766625 D1 DE 3766625D1 DE 8787890011 T DE8787890011 T DE 8787890011T DE 3766625 T DE3766625 T DE 3766625T DE 3766625 D1 DE3766625 D1 DE 3766625D1
Authority
DE
Germany
Prior art keywords
measuring
coils
transducer
transducers
distance
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.)
Expired - Fee Related
Application number
DE8787890011T
Other languages
English (en)
Inventor
Bertil Granberg Berti Granberg
Bert Richard Lanne Bert Lanne
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.)
Metso Fiber Karlstad AB
Original Assignee
Kamyr AB
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 Kamyr AB filed Critical Kamyr AB
Application granted granted Critical
Publication of DE3766625D1 publication Critical patent/DE3766625D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Luminescent Compositions (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Debugging And Monitoring (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
DE8787890011T 1986-01-22 1987-01-22 Verfahren und vorrichtung zum messen des abstandes zweier sich relativ zueinander bewegender, einander gegenueberliegender flaechen. Expired - Fee Related DE3766625D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/821,045 US4810964A (en) 1986-01-22 1986-01-22 Method and apparatus for measuring the distance between a measuring transducer and an opposing surface, particularly with paper pulp equipment

Publications (1)

Publication Number Publication Date
DE3766625D1 true DE3766625D1 (de) 1991-01-24

Family

ID=25232359

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787890011T Expired - Fee Related DE3766625D1 (de) 1986-01-22 1987-01-22 Verfahren und vorrichtung zum messen des abstandes zweier sich relativ zueinander bewegender, einander gegenueberliegender flaechen.

Country Status (9)

Country Link
US (1) US4810964A (de)
EP (1) EP0232243B1 (de)
JP (1) JPS62217102A (de)
AT (1) ATE59103T1 (de)
BR (1) BR8700291A (de)
CA (1) CA1272244A (de)
DE (1) DE3766625D1 (de)
FI (1) FI870251A (de)
NO (1) NO870257L (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4791367A (en) * 1987-07-15 1988-12-13 Impact Systems, Inc. Contacting thickness gauge for moving sheet material
US5066911A (en) * 1989-04-07 1991-11-19 Sundstrand Data Control, Inc. Apparatus and method for sensing displacement using variations magnetic flux linkage
GB2231964A (en) * 1989-05-27 1990-11-28 Atomic Energy Authority Uk Inductive displacement monitoring
FR2656087B1 (fr) * 1989-12-14 1992-03-13 Commissariat Energie Atomique Capteur inductif et dispositifs de mesure du deplacement d'un organe mobile.
FR2656415B1 (fr) * 1989-12-27 1993-04-09 Framatome Sa Procede et dispositif de mesure simultanee de distance entre tubes metalliques et d'epaisseur d'oxyde sur les tubes.
US5243278A (en) * 1991-02-08 1993-09-07 Sundstrand Corporation Differential angular velocity sensor that is sensitive in only one degree of freedom
US5394290A (en) * 1993-07-06 1995-02-28 Alliedsignal Inc. Active tuned magnetic flux rate feedback sensing arrangement
US5583434A (en) * 1993-07-20 1996-12-10 Martin Marietta Energy Systems, Inc. Method and apparatus for monitoring armature position in direct-current solenoids
US5659248A (en) * 1994-10-17 1997-08-19 General Electric Company Multilayer eddy current probe array for complete coverage of an inspection surface without mechanical scanning
IT1295878B1 (it) * 1997-10-24 1999-05-28 Abb Kent Taylor Spa Dispositivo di misura relativa di angoli, particolarmente per steli di valvole di regolazione e valvole rotative
US6545852B1 (en) 1998-10-07 2003-04-08 Ormanco System and method for controlling an electromagnetic device
US6406102B1 (en) 1999-02-24 2002-06-18 Orscheln Management Co. Electrically operated parking brake control system
US7271585B2 (en) 2004-12-01 2007-09-18 Simmonds Precision Products, Inc. Method of fabricating a multilayer wiring board proximity sensor
SE528736C2 (sv) * 2005-06-14 2007-02-06 Daprox Ab Förfarande och anordning för montering av givare avsedd för avståndsmätning mellan stator och rotor
US7467756B2 (en) * 2006-04-10 2008-12-23 Johnson Crushers International Bowl liner movement detection method and apparatus
US9347764B2 (en) * 2014-04-23 2016-05-24 American Axle & Manufacturing, Inc. Sensor assembly configured to sense target movement in first direction and insensitive to target movement in second and third directions orthogonal to first direction

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2531414A (en) * 1947-06-16 1950-11-28 Lenard R Engvall Electrical pressure measuring device
US2548599A (en) * 1948-11-02 1951-04-10 Gen Electric Clearance control
US3441840A (en) * 1967-03-31 1969-04-29 Martin Marietta Corp Electronic thickness meter having direct readout of coating thickness
DE2214287A1 (de) * 1972-03-24 1973-10-04 Metabowerke Kg Laengenmessanordnung
DE2445111C3 (de) * 1974-09-20 1986-02-13 B & W Diesel A/S, Koebenhavn/Kopenhagen Vorrichtung zum Messen von Flächenänderungen von Maschinenteilen auf induktivem Wege
DK138287B (da) * 1976-05-31 1978-08-07 Brueel & Kjaer As Elektromekanisk målesystem til måling af mekanisk forskydning.
SE416844B (sv) * 1979-06-05 1981-02-09 Sunds Defibrator Sett och anordning for avstandsmetning mellan tva motstaende ytor av magnetiskt ledande material

Also Published As

Publication number Publication date
NO870257L (no) 1987-07-23
FI870251A0 (fi) 1987-01-21
FI870251A (fi) 1987-07-23
ATE59103T1 (de) 1990-12-15
EP0232243A1 (de) 1987-08-12
US4810964A (en) 1989-03-07
JPS62217102A (ja) 1987-09-24
BR8700291A (pt) 1987-12-01
EP0232243B1 (de) 1990-12-12
NO870257D0 (no) 1987-01-21
CA1272244A (en) 1990-07-31

Similar Documents

Publication Publication Date Title
DE3766625D1 (de) Verfahren und vorrichtung zum messen des abstandes zweier sich relativ zueinander bewegender, einander gegenueberliegender flaechen.
US2149847A (en) Apparatus for measuring fluid flow
EP0093232A3 (en) Magnetic length or angle measurement apparatus
EP0305013A3 (de) Induktiver Näherungsdetektor
SE7904903L (sv) Sett och anordning for avstandsmetning
ATE38284T1 (de) Vorrichtung und verfahren zum dynamischen kontaktlosen messen kleiner abstaende.
EP0100429A3 (en) Sensor for distance changes
ES2024994A6 (es) Filtro de diagnostico para detectar particulas conductoras y semiconductoras en una corriente fluida.
ES2011413A6 (es) Dispsitivo para detectar la trayectoria o el angulo de una pieza de una maquina.
GB1082758A (en) A device for determining caliper of non-magnetic sheet material
US3444458A (en) Device for detecting variations in magnetic properties of ferromagnetic material
DE69617741D1 (de) Verfahren und vorrichtung zum induktiven messen der lage und der abmessungen von messobjekten aus elektrisch leitfähigem material
GB1508565A (en) Testing an elongate conductor comprising at least partly superconductor material
DE59005370D1 (de) Verfahren und Vorrichtung zum Abgleich einer Wegaufnehmer-Messkette nach dem Wirbelstrom-Messverfahren.
JPS57192805A (en) Differential feedback type eddy current distance meter
SU842654A1 (ru) Магнитошумовой датчик
JPS55144557A (en) Surface potentiometer
SU629517A1 (ru) Датчик индукции магнитного пол магнитопровода
JPS5713349A (en) Inspection device for electromagnetic induction
GB9423146D0 (en) Eddy current hybrid probe
SU145383A1 (ru) Индукционный прибор дл контрол структуры металлов
JPS55144556A (en) Surface potentiometer
SU674879A1 (ru) Способ определени степени засаливани шлифовального круга
SU723457A1 (ru) Устройство дл измерени скорости потока электропроводной жидкости
GB1184663A (en) Improvements in or relating to Magnetic Detecting Apparatus.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee