GB1212384A - A method and apparatus for measuring the thickness of a layer or coating on a body - Google Patents

A method and apparatus for measuring the thickness of a layer or coating on a body

Info

Publication number
GB1212384A
GB1212384A GB794168A GB794168A GB1212384A GB 1212384 A GB1212384 A GB 1212384A GB 794168 A GB794168 A GB 794168A GB 794168 A GB794168 A GB 794168A GB 1212384 A GB1212384 A GB 1212384A
Authority
GB
United Kingdom
Prior art keywords
heads
measuring
oscillator
coil
thickness
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
Application number
GB794168A
Other languages
English (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.)
Zumbach Electronic Automatic
Original Assignee
Zumbach Electronic Automatic
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 Zumbach Electronic Automatic filed Critical Zumbach Electronic Automatic
Publication of GB1212384A publication Critical patent/GB1212384A/en
Expired 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
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G01B7/105—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance for measuring thickness of coating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
GB794168A 1967-02-23 1968-02-19 A method and apparatus for measuring the thickness of a layer or coating on a body Expired GB1212384A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH269867A CH463124A (de) 1967-02-23 1967-02-23 Verfahren zur Prüfung einer auf einem Körper aufgebrachten Ummantelung und Vorrichtung zur Durchführung dieses Verfahrens
CH1134467A CH494946A (de) 1967-02-23 1967-08-11 Verfahren zur Prüfung einer auf einem Körper aufgebrachten Ummantelung und Vorrichtung zur Durchführung dieses Verfahrens

Publications (1)

Publication Number Publication Date
GB1212384A true GB1212384A (en) 1970-11-18

Family

ID=25691173

Family Applications (1)

Application Number Title Priority Date Filing Date
GB794168A Expired GB1212384A (en) 1967-02-23 1968-02-19 A method and apparatus for measuring the thickness of a layer or coating on a body

Country Status (8)

Country Link
AT (1) AT304894B (en:Method)
BE (1) BE711003A (en:Method)
CH (2) CH463124A (en:Method)
DE (1) DE1673888C3 (en:Method)
FR (1) FR1563915A (en:Method)
GB (1) GB1212384A (en:Method)
NL (1) NL6802602A (en:Method)
SE (1) SE340368B (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4641525A (en) * 1984-06-18 1987-02-10 Zumbach Electronic Ag Method and apparatus for checking the wall thickness of a layer

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3403956A1 (de) * 1984-02-04 1985-08-08 Vereinigung zur Förderung des Instituts für Kunststoffverarbeitung in Industrie und Handwerk an der Rhein.-Westf. Technischen Hochschule Aachen e.V., 5100 Aachen Verfahren und vorrichtung zur totzeitarmen zentrierung von kabeln und isolierten leitungen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4641525A (en) * 1984-06-18 1987-02-10 Zumbach Electronic Ag Method and apparatus for checking the wall thickness of a layer

Also Published As

Publication number Publication date
CH494946A (de) 1970-08-15
NL6802602A (en:Method) 1968-08-26
CH463124A (de) 1968-09-30
SE340368B (en:Method) 1971-11-15
AT304894B (de) 1973-01-25
DE1673888C3 (de) 1980-08-21
BE711003A (en:Method) 1968-07-01
DE1673888A1 (de) 1971-07-22
FR1563915A (en:Method) 1969-04-18
DE1673888B2 (de) 1979-12-06

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years