CA974051A - Method and device for measuring the thickness of a layer - Google Patents

Method and device for measuring the thickness of a layer

Info

Publication number
CA974051A
CA974051A CA110,908A CA110908A CA974051A CA 974051 A CA974051 A CA 974051A CA 110908 A CA110908 A CA 110908A CA 974051 A CA974051 A CA 974051A
Authority
CA
Canada
Prior art keywords
measuring
thickness
layer
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
CA110,908A
Other languages
English (en)
Other versions
CA110908S (en
Inventor
Bruno Zumbach
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
Priority claimed from DE19702020122 external-priority patent/DE2020122C/de
Application filed by Zumbach Electronic Automatic filed Critical Zumbach Electronic Automatic
Application granted granted Critical
Publication of CA974051A publication Critical patent/CA974051A/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)
CA110,908A 1970-04-24 1971-04-20 Method and device for measuring the thickness of a layer Expired CA974051A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702020122 DE2020122C (de) 1970-04-24 Verfahren und Vorrichtung zur Messung einer Schichtdicke

Publications (1)

Publication Number Publication Date
CA974051A true CA974051A (en) 1975-09-09

Family

ID=5769254

Family Applications (1)

Application Number Title Priority Date Filing Date
CA110,908A Expired CA974051A (en) 1970-04-24 1971-04-20 Method and device for measuring the thickness of a layer

Country Status (10)

Country Link
US (1) US3760264A (de)
JP (1) JPS5421742B1 (de)
AT (1) AT349771B (de)
BE (1) BE765980A (de)
CA (1) CA974051A (de)
CH (1) CH537002A (de)
FR (1) FR2091134A5 (de)
GB (1) GB1350435A (de)
IT (1) IT951579B (de)
SE (1) SE363676B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1038038A (en) * 1976-04-30 1978-09-05 Northern Telecom Limited Apparatus for measuring and indicating the thickness of non-metallic coatings
GB1568153A (en) * 1976-04-30 1980-05-29 Northern Telecom Ltd Apparatus for measuring coating thicknesses on arcuate surfaces
CH667327A5 (de) * 1984-06-18 1988-09-30 Zumbach Electronic Ag Verfahren und vorrichtung zum pruefen der wandstaerke einer isolierenden schicht.
JPS6138503A (ja) * 1984-07-31 1986-02-24 Ketsuto Kagaku Kenkyusho:Kk 膜厚計
CH667727A5 (de) * 1985-05-28 1988-10-31 Zellweger Uster Ag Messkopf zur induktiven messung der dicke einer isolierenden schicht auf einem elektrischen leiter.
DE4015692A1 (de) * 1990-05-16 1991-11-21 Sikora Industrieelektronik Vorrichtung zur messung der lage eines leiterstrangs eines kabels im kabelmantel
FR2743148B1 (fr) * 1995-12-29 1998-02-27 Framatome Sa Dispositif et procede de controle de tubes par courants de foucault
CN105115428B (zh) * 2015-04-24 2018-02-02 上海工程技术大学 面向辐对称电缆切面绝缘层厚度的并行图像测量方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2898550A (en) * 1955-03-26 1959-08-04 Fischer Eugen Method for determining the position of the core of a body consisting of a core and a mantle

Also Published As

Publication number Publication date
US3760264A (en) 1973-09-18
FR2091134A5 (de) 1972-01-14
ATA337471A (de) 1978-09-15
BE765980A (fr) 1971-09-16
DE2020122A1 (de) 1971-11-11
GB1350435A (en) 1974-04-18
CH537002A (de) 1973-05-15
DE2020122B2 (de) 1972-05-18
JPS5421742B1 (de) 1979-08-01
AT349771B (de) 1979-04-25
SE363676B (de) 1974-01-28
IT951579B (it) 1973-07-10

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