GB1286398A - A method of measuring thickness - Google Patents

A method of measuring thickness

Info

Publication number
GB1286398A
GB1286398A GB2051070A GB2051070A GB1286398A GB 1286398 A GB1286398 A GB 1286398A GB 2051070 A GB2051070 A GB 2051070A GB 2051070 A GB2051070 A GB 2051070A GB 1286398 A GB1286398 A GB 1286398A
Authority
GB
United Kingdom
Prior art keywords
april
sensing
measuring
output signal
delayed
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
GB2051070A
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.)
CT NATIONALE DE RECH S METALLU
Centre de Recherches Metallurgiques CRM ASBL
Original Assignee
CT NATIONALE DE RECH S METALLU
Centre de Recherches Metallurgiques CRM ASBL
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 CT NATIONALE DE RECH S METALLU, Centre de Recherches Metallurgiques CRM ASBL filed Critical CT NATIONALE DE RECH S METALLU
Publication of GB1286398A publication Critical patent/GB1286398A/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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/022—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of tv-camera scanning

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB2051070A 1969-04-30 1970-04-29 A method of measuring thickness Expired GB1286398A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE732414 1969-04-30

Publications (1)

Publication Number Publication Date
GB1286398A true GB1286398A (en) 1972-08-23

Family

ID=3854689

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2051070A Expired GB1286398A (en) 1969-04-30 1970-04-29 A method of measuring thickness

Country Status (5)

Country Link
AT (1) AT322231B (fr)
BE (1) BE732414A (fr)
GB (1) GB1286398A (fr)
LU (1) LU60790A1 (fr)
SE (1) SE372336B (fr)

Also Published As

Publication number Publication date
SE372336B (fr) 1974-12-16
BE732414A (fr) 1969-10-30
AT322231B (de) 1975-05-12
LU60790A1 (fr) 1970-06-29

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee