FR1467315A - Method and device for measuring the angularity of two sides of a transparent sheet - Google Patents

Method and device for measuring the angularity of two sides of a transparent sheet

Info

Publication number
FR1467315A
FR1467315A FR46055A FR46055A FR1467315A FR 1467315 A FR1467315 A FR 1467315A FR 46055 A FR46055 A FR 46055A FR 46055 A FR46055 A FR 46055A FR 1467315 A FR1467315 A FR 1467315A
Authority
FR
France
Prior art keywords
angularity
measuring
sides
transparent sheet
transparent
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
FR46055A
Other languages
French (fr)
Inventor
Paul Migeotte
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.)
Institut National de Verre ASBL
Original Assignee
Institut National de Verre 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 Institut National de Verre ASBL filed Critical Institut National de Verre ASBL
Application granted granted Critical
Publication of FR1467315A publication Critical patent/FR1467315A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
    • 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
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • 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
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optical Transform (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR46055A 1965-03-31 1966-01-14 Method and device for measuring the angularity of two sides of a transparent sheet Expired FR1467315A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU48289 1965-03-31

Publications (1)

Publication Number Publication Date
FR1467315A true FR1467315A (en) 1967-01-27

Family

ID=19724236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR46055A Expired FR1467315A (en) 1965-03-31 1966-01-14 Method and device for measuring the angularity of two sides of a transparent sheet

Country Status (6)

Country Link
AT (1) AT281449B (en)
BE (1) BE675046A (en)
DE (1) DE1548670A1 (en)
FR (1) FR1467315A (en)
GB (1) GB1145353A (en)
NL (1) NL6603910A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3728210A1 (en) * 1987-08-24 1989-03-16 Sick Optik Elektronik Erwin OPTICAL SCANNER FOR TRANSPARENT RAILWAY MATERIAL
GB0817654D0 (en) * 2008-09-26 2008-11-05 Pilkington Automotive Deutschland Gmbh Laminated glazing
CN110823109B (en) * 2019-11-08 2022-05-06 中国石油天然气集团有限公司 Detection method based on liner wall thickness and wall thickness difference detection device

Also Published As

Publication number Publication date
AT281449B (en) 1970-05-25
NL6603910A (en) 1966-10-03
DE1548670A1 (en) 1969-10-30
BE675046A (en) 1966-05-03
GB1145353A (en) 1969-03-12

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