BE774740A - Procede et appareil de detection automatique des defauts de vitres de verre - Google Patents

Procede et appareil de detection automatique des defauts de vitres de verre

Info

Publication number
BE774740A
BE774740A BE774740A BE774740A BE774740A BE 774740 A BE774740 A BE 774740A BE 774740 A BE774740 A BE 774740A BE 774740 A BE774740 A BE 774740A BE 774740 A BE774740 A BE 774740A
Authority
BE
Belgium
Prior art keywords
automatic detection
glass window
window defects
defects
glass
Prior art date
Application number
BE774740A
Other languages
English (en)
French (fr)
Original Assignee
Central Glass Co Ltd
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 Central Glass Co Ltd filed Critical Central Glass Co Ltd
Publication of BE774740A publication Critical patent/BE774740A/xx

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
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/896—Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat sheet or rod

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • 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)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
BE774740A 1970-10-31 1971-10-29 Procede et appareil de detection automatique des defauts de vitres de verre BE774740A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9559270A JPS5036795B1 (enrdf_load_stackoverflow) 1970-10-31 1970-10-31

Publications (1)

Publication Number Publication Date
BE774740A true BE774740A (fr) 1972-05-02

Family

ID=14141832

Family Applications (1)

Application Number Title Priority Date Filing Date
BE774740A BE774740A (fr) 1970-10-31 1971-10-29 Procede et appareil de detection automatique des defauts de vitres de verre

Country Status (5)

Country Link
JP (1) JPS5036795B1 (enrdf_load_stackoverflow)
BE (1) BE774740A (enrdf_load_stackoverflow)
DE (1) DE2154086C3 (enrdf_load_stackoverflow)
FR (1) FR2110158A5 (enrdf_load_stackoverflow)
GB (1) GB1373241A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166700A (en) * 1977-06-24 1979-09-04 Research Technology, Inc. Film thickness detector
US4402607A (en) * 1980-05-16 1983-09-06 Gca Corporation Automatic detector for microscopic dust on large-area, optically unpolished surfaces
DE3800053A1 (de) * 1988-01-04 1989-07-13 Sick Optik Elektronik Erwin Optische fehlerinspektionsvorrichtung
DE3806384A1 (de) * 1988-02-29 1989-09-07 Feldmuehle Ag Verfahren und vorrichtung zum pruefen von laufenden transparenten bahnen
JP4884540B2 (ja) * 2010-01-21 2012-02-29 東京エレクトロン株式会社 基板検査装置及び基板検査方法
WO2020060772A1 (en) * 2018-09-19 2020-03-26 Corning Incorporated Methods of measuring a size of edge defects of glass sheets using an edge defect gauge and corresponding edge defect gauge

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1036627A (en) * 1962-05-02 1966-07-20 Licentia Gmbh An apparatus for the photo-electric scanning of moving objects

Also Published As

Publication number Publication date
DE2154086C3 (de) 1975-01-23
GB1373241A (en) 1974-11-06
DE2154086A1 (de) 1972-05-10
DE2154086B2 (enrdf_load_stackoverflow) 1974-05-16
FR2110158A5 (enrdf_load_stackoverflow) 1972-05-26
JPS5036795B1 (enrdf_load_stackoverflow) 1975-11-27

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CENTRAL GLASS CO LTD

Effective date: 19841029