DE3065206D1 - Process and device for testing coated supporting-web material so as to determine the presence of pouring streaks - Google Patents

Process and device for testing coated supporting-web material so as to determine the presence of pouring streaks

Info

Publication number
DE3065206D1
DE3065206D1 DE8080810373T DE3065206T DE3065206D1 DE 3065206 D1 DE3065206 D1 DE 3065206D1 DE 8080810373 T DE8080810373 T DE 8080810373T DE 3065206 T DE3065206 T DE 3065206T DE 3065206 D1 DE3065206 D1 DE 3065206D1
Authority
DE
Germany
Prior art keywords
streaks
pouring
web material
coated supporting
testing coated
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
DE8080810373T
Other languages
English (en)
Inventor
Denis Manktelow Neale
Frederick John Bontoft
John Bruce Ikin
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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 Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of DE3065206D1 publication Critical patent/DE3065206D1/de
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
    • G01N21/8921—Streaks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters

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)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
DE8080810373T 1979-12-07 1980-12-01 Process and device for testing coated supporting-web material so as to determine the presence of pouring streaks Expired DE3065206D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7942268 1979-12-07

Publications (1)

Publication Number Publication Date
DE3065206D1 true DE3065206D1 (en) 1983-11-10

Family

ID=10509694

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080810373T Expired DE3065206D1 (en) 1979-12-07 1980-12-01 Process and device for testing coated supporting-web material so as to determine the presence of pouring streaks

Country Status (3)

Country Link
US (1) US4348114A (de)
EP (1) EP0030520B1 (de)
DE (1) DE3065206D1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4475035A (en) * 1981-06-11 1984-10-02 Vektronics, Inc. Method and apparatus for scanning
DE3741195A1 (de) * 1987-07-23 1989-02-02 Gebhard Birkle Verfahren zur qualitaetskontrolle eines flaechigen objektes, insbesondere zur fehlererkennung bei textilen stoffen, und vorrichtung hierzu
US4849643A (en) * 1987-09-18 1989-07-18 Eaton Leonard Technologies Optical probe with overlapping detection fields
DE3736293A1 (de) * 1987-10-27 1989-05-11 Feldmuehle Ag Verfahren und vorrichtung zum pruefen einer noch feuchten beschichtung auf laufenden bahnen
US5008555A (en) * 1988-04-08 1991-04-16 Eaton Leonard Technologies, Inc. Optical probe with overlapping detection fields
JPH0786474B2 (ja) * 1988-09-09 1995-09-20 富士写真フイルム株式会社 欠陥周期の測定方法
DE19521552A1 (de) * 1995-06-16 1996-12-19 Hergeth Hubert Verfahren zur Optimierung von Farbauswertungen an Erkennungssystemen für Fremdfasern und Partikel in Faserverarbeitungsanlagen
EP0816825A3 (de) * 1996-06-26 1998-08-12 Toshiba Engineering Corporation Verfahren und Vorrichtung zur Inspektion von Streifen
FR2770646B1 (fr) * 1997-11-06 1999-12-17 Eastman Kodak Co Procede d'identification de defauts d'une enduction
JP4443939B2 (ja) * 2004-01-13 2010-03-31 日本信号株式会社 受信時刻計測装置及びこれを用いた距離計測装置
CN105445200B (zh) * 2015-12-30 2018-02-16 山西省农业科学院植物保护研究所 一种判断农药纳米乳液层状液晶形成的装置及其测试方法
CN105958981A (zh) * 2016-06-15 2016-09-21 湖南工业大学 自动生产线产品计数传感装置
FI128235B (en) 2018-12-10 2020-01-15 Procemex Oy Ltd Top side light

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541340A (en) * 1968-08-30 1970-11-17 Binks Ind Inc Radiation sensitive machine for zonal scan flaw detection
US3556664A (en) * 1969-04-01 1971-01-19 Eastman Kodak Co Methods and apparatus for inspecting photographic materials
US3618063A (en) * 1970-02-11 1971-11-02 Eastman Kodak Co Defect inspection apparatus
US3898469A (en) * 1974-05-31 1975-08-05 Intec Corp Data router for a flaw detection system
CA1068371A (en) * 1975-02-27 1979-12-18 Graham M. Clarke Circuit arrangements for controlling detector signals in surface inspection systems
US4005281A (en) * 1975-05-14 1977-01-25 E. I. Du Pont De Nemours And Company Defect identification with normalizing of gain function in optical-electrical inspection
DE2611539C3 (de) * 1976-03-18 1982-09-09 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zum Erkennen und Orten von sich in Längsrichtung einer laufenden Materialbahn erstreckenden Fehlern
GB1526375A (en) * 1977-03-23 1978-09-27 Ciba Geigy Ag Method of identifying streaks on a web
US4219277A (en) * 1978-08-09 1980-08-26 Westinghouse Electric Corp. Method of detecting flaws on surfaces
CA1127259A (en) * 1978-10-19 1982-07-06 Jean Burtin Method and device for inspecting a moving sheet material for streaklike defects

Also Published As

Publication number Publication date
US4348114A (en) 1982-09-07
EP0030520A1 (de) 1981-06-17
EP0030520B1 (de) 1983-10-05

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee