FR2579750B1 - Procede et dispositif pour determiner l'emplacement de defauts presents dans du verre plat - Google Patents

Procede et dispositif pour determiner l'emplacement de defauts presents dans du verre plat

Info

Publication number
FR2579750B1
FR2579750B1 FR8604334A FR8604334A FR2579750B1 FR 2579750 B1 FR2579750 B1 FR 2579750B1 FR 8604334 A FR8604334 A FR 8604334A FR 8604334 A FR8604334 A FR 8604334A FR 2579750 B1 FR2579750 B1 FR 2579750B1
Authority
FR
France
Prior art keywords
location
determining
flat glass
defects present
defects
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
FR8604334A
Other languages
English (en)
Other versions
FR2579750A1 (fr
Inventor
Guy Renard
Philippe Stappaerts
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.)
AGC Glass Europe SA
Original Assignee
Glaverbel Belgium SA
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 Glaverbel Belgium SA filed Critical Glaverbel Belgium SA
Publication of FR2579750A1 publication Critical patent/FR2579750A1/fr
Application granted granted Critical
Publication of FR2579750B1 publication Critical patent/FR2579750B1/fr
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
    • G01N21/89—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
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8854—Grading and classifying of flaws
    • G01N2021/8861—Determining coordinates of flaws
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/10—Scanning
    • G01N2201/11—Monitoring and controlling the scan
    • G01N2201/117—Indexed, memorised or programmed scan

Landscapes

  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
FR8604334A 1985-04-02 1986-03-24 Procede et dispositif pour determiner l'emplacement de defauts presents dans du verre plat Expired FR2579750B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08508590A GB2173294B (en) 1985-04-02 1985-04-02 Method of and apparatus for determining the location of defects present in flat glass

Publications (2)

Publication Number Publication Date
FR2579750A1 FR2579750A1 (fr) 1986-10-03
FR2579750B1 true FR2579750B1 (fr) 1988-11-10

Family

ID=10577080

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8604334A Expired FR2579750B1 (fr) 1985-04-02 1986-03-24 Procede et dispositif pour determiner l'emplacement de defauts presents dans du verre plat

Country Status (10)

Country Link
AT (1) AT399596B (fr)
BE (1) BE904465A (fr)
DE (1) DE3610484C2 (fr)
ES (1) ES8707340A1 (fr)
FR (1) FR2579750B1 (fr)
GB (1) GB2173294B (fr)
IT (1) IT1189618B (fr)
LU (1) LU86375A1 (fr)
NL (1) NL194480C (fr)
PT (1) PT82302B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641863A1 (de) * 1986-12-08 1988-06-09 Bosch Gmbh Robert Oberflaechenpruefvorrichtung
DE3641862A1 (de) * 1986-12-08 1988-06-09 Bosch Gmbh Robert Vorrichtung zur pruefung rotationssymmetrischer werkstuecke
DE3717274A1 (de) * 1987-05-22 1988-12-01 Sick Erwin Gmbh Optische fehlerinspektionsvorrichtung
JPH07151706A (ja) * 1993-09-03 1995-06-16 Minnesota Mining & Mfg Co <3M> 物品の欠陥検知装置及びその使用方法
GB9812091D0 (en) * 1998-06-05 1998-08-05 Glaverbel Defect detecting unit
DE102004027411A1 (de) * 2004-06-04 2005-12-29 Boraglas Gmbh Verfahren und Vorrichtung zur Identifizierung von Zinn- und Feuerseite bei Floatgläsern
JP5248052B2 (ja) * 2006-10-11 2013-07-31 日東電工株式会社 光学フィルムを有するシート状製品の欠点検査装置、その検査データ処理装置、その切断装置及びその製造システム
AT509963B1 (de) 2010-06-07 2012-05-15 Hermann Sonnleitner Vorrichtung für das punktuelle reinigen und inspizieren von fehlern an flachglasscheiben
US8164818B2 (en) 2010-11-08 2012-04-24 Soladigm, Inc. Electrochromic window fabrication methods
AT511055B1 (de) 2011-03-24 2012-09-15 Softsolution Gmbh Vorrichtung zur projektion von produkt- bzw. produktionsrelevanten bild- und textdaten an anlagen zur produktion von einzel- bzw. isolierglasscheiben
US10739658B2 (en) 2011-12-12 2020-08-11 View, Inc. Electrochromic laminates
DE102014107542B4 (de) 2014-05-28 2020-02-06 Softsolution Gmbh Verfahren für die Herstellung von mehrscheibigen Flachglasprodukten
CN104730145B (zh) * 2015-03-06 2017-04-26 中国航空工业集团公司北京航空材料研究院 一种超声检测中精确定位材料上缺陷的方法
DE102015108553B4 (de) * 2015-05-29 2019-02-14 Schott Ag Verfahren und Vorrichtungen zur Reduzierung der Säbeligkeit bei Dünngläsern
DE102016104273B4 (de) * 2016-03-09 2021-02-04 Hegla Gmbh & Co. Kg Verfahren und Vorrichtung zur Behandlung von Flachglaseinheiten an einer glasverarbeitenden Anlage und Glasverarbeitende Anlage
CN107798376A (zh) * 2017-10-16 2018-03-13 福耀集团（上海）汽车玻璃有限公司 玻璃智能计数装置及计数方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL272308A (fr) * 1960-12-13
US3445672A (en) * 1966-08-15 1969-05-20 Philco Ford Corp Flaw detection and marking system
GB1315654A (en) * 1969-05-21 1973-05-02 Pilkington Brothers Ltd Detection of faults in transparent material using lasers
FR2078535A5 (fr) * 1970-02-16 1971-11-05 British Aircraft Corp Ltd
US3759620A (en) * 1972-05-30 1973-09-18 Philco Ford Corp Flaw detection and marking apparatus
GB1526930A (en) * 1974-12-19 1978-10-04 Bfg Glassgroup Process and apparatus for testing glass
US4038554A (en) * 1976-03-09 1977-07-26 Columbia Research Corporation Detection of flaws in a moving web of transparent material
US4097151A (en) * 1976-03-16 1978-06-27 Ppg Industries, Inc. Method of and apparatus for locating B type and point type defects in a glass ribbon
US4203672A (en) * 1976-11-18 1980-05-20 E. I. Du Pont De Nemours And Company Scanning beam displacement compensation control system
SE8006492L (sv) * 1979-09-17 1981-03-18 Intec Corp Anordning for automatisk legesinstellning av svepstralen vid en anordning for detektering av defekter i en materialbana
US4306808A (en) * 1979-12-14 1981-12-22 Ford Aerospace & Communications Corp. Glass flaw inspection system

Also Published As

Publication number Publication date
DE3610484A1 (de) 1986-10-09
IT1189618B (it) 1988-02-04
GB2173294B (en) 1988-10-12
AT399596B (de) 1995-06-26
GB2173294A (en) 1986-10-08
FR2579750A1 (fr) 1986-10-03
LU86375A1 (fr) 1986-06-24
ES8707340A1 (es) 1987-07-16
DE3610484C2 (de) 1998-09-17
IT8667222A0 (it) 1986-03-20
ES554081A0 (es) 1987-07-16
NL194480C (nl) 2002-05-03
PT82302B (pt) 1992-06-30
NL194480B (nl) 2002-01-02
PT82302A (en) 1986-04-01
GB8508590D0 (en) 1985-05-09
BE904465A (fr) 1986-09-24
ATA84086A (de) 1994-10-15
NL8600790A (nl) 1986-11-03

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Legal Events

Date Code Title Description
ST Notification of lapse