CH677027A5 - - Google Patents

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Publication number
CH677027A5
CH677027A5 CH2945/88A CH294588A CH677027A5 CH 677027 A5 CH677027 A5 CH 677027A5 CH 2945/88 A CH2945/88 A CH 2945/88A CH 294588 A CH294588 A CH 294588A CH 677027 A5 CH677027 A5 CH 677027A5
Authority
CH
Switzerland
Prior art keywords
measuring
differential
roller
diode
layer thickness
Prior art date
Application number
CH2945/88A
Other languages
German (de)
English (en)
Inventor
Guenter Wahl
Thomas Fritzsche
Gerthold Listner
Original Assignee
Nagema Veb K
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 Nagema Veb K filed Critical Nagema Veb K
Publication of CH677027A5 publication Critical patent/CH677027A5/de

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/02Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/028Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring lateral position of a boundary of the object
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/02Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0616Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
CH2945/88A 1987-09-30 1988-08-03 CH677027A5 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD87307387A DD265223A1 (de) 1987-09-30 1987-09-30 Schichtdickenmessgeraet zum messen duenner schichten

Publications (1)

Publication Number Publication Date
CH677027A5 true CH677027A5 (zh) 1991-03-28

Family

ID=5592619

Family Applications (1)

Application Number Title Priority Date Filing Date
CH2945/88A CH677027A5 (zh) 1987-09-30 1988-08-03

Country Status (4)

Country Link
CH (1) CH677027A5 (zh)
DD (1) DD265223A1 (zh)
DE (1) DE3826024A1 (zh)
IT (1) IT1224538B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117433437A (zh) * 2023-12-20 2024-01-23 成都万唐科技有限责任公司 一种工件厚度均匀性检测装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9403367U1 (de) * 1994-02-28 1994-09-29 Krones Ag Hermann Kronseder Maschinenfabrik, 93073 Neutraubling Etikettiermaschine für Gegenstände
ITTO980188A1 (it) * 1998-03-06 1999-09-06 Finmeccanica Spa Metodo e dispositivo ottico per misure dimensionali di un corpo, in pa rticolare di un rotore di turbina.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117433437A (zh) * 2023-12-20 2024-01-23 成都万唐科技有限责任公司 一种工件厚度均匀性检测装置
CN117433437B (zh) * 2023-12-20 2024-02-20 成都万唐科技有限责任公司 一种工件厚度均匀性检测装置

Also Published As

Publication number Publication date
DE3826024A1 (de) 1989-04-13
IT1224538B (it) 1990-10-04
IT8848389A0 (it) 1988-09-28
DD265223A1 (de) 1989-02-22

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Legal Events

Date Code Title Description
PFA Name/firm changed

Owner name: NAGEMA AKTIENGESELLSCHAFT

PL Patent ceased