GB974635A - Improvements in or relating to the detection of faults in flat glass - Google Patents

Improvements in or relating to the detection of faults in flat glass

Info

Publication number
GB974635A
GB974635A GB208462A GB208462A GB974635A GB 974635 A GB974635 A GB 974635A GB 208462 A GB208462 A GB 208462A GB 208462 A GB208462 A GB 208462A GB 974635 A GB974635 A GB 974635A
Authority
GB
United Kingdom
Prior art keywords
glass
scanning
sensing means
image
photomultiplier
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
GB208462A
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.)
Pilkington Group Ltd
Original Assignee
Pilkington Brothers 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
Priority to BE627347D priority Critical patent/BE627347A/xx
Application filed by Pilkington Brothers Ltd filed Critical Pilkington Brothers Ltd
Priority to GB208462A priority patent/GB974635A/en
Priority to FR921981A priority patent/FR1359160A/fr
Priority to DE19631473562 priority patent/DE1473562A1/de
Publication of GB974635A publication Critical patent/GB974635A/en
Priority to US614166A priority patent/US3359853A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C3/00—Registering or indicating the condition or the working of machines or other apparatus, other than vehicles
    • G07C3/14—Quality control systems
    • 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
    • G01N21/8901—Optical details; Scanning details
    • 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)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Automation & Control Theory (AREA)
  • Quality & Reliability (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
GB208462A 1962-01-19 1962-01-19 Improvements in or relating to the detection of faults in flat glass Expired GB974635A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE627347D BE627347A (enrdf_load_stackoverflow) 1962-01-19
GB208462A GB974635A (en) 1962-01-19 1962-01-19 Improvements in or relating to the detection of faults in flat glass
FR921981A FR1359160A (fr) 1962-01-19 1963-01-19 Perfectionnements à la fabrication de verre plan
DE19631473562 DE1473562A1 (de) 1962-01-19 1963-01-19 Geraet und Verfahren zum Nachweis von Fehlern in Flachglas
US614166A US3359853A (en) 1962-01-19 1967-02-06 Apparatus for detecting faults in or on the surface of flat glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB208462A GB974635A (en) 1962-01-19 1962-01-19 Improvements in or relating to the detection of faults in flat glass

Publications (1)

Publication Number Publication Date
GB974635A true GB974635A (en) 1964-11-11

Family

ID=9733308

Family Applications (1)

Application Number Title Priority Date Filing Date
GB208462A Expired GB974635A (en) 1962-01-19 1962-01-19 Improvements in or relating to the detection of faults in flat glass

Country Status (3)

Country Link
BE (1) BE627347A (enrdf_load_stackoverflow)
DE (1) DE1473562A1 (enrdf_load_stackoverflow)
GB (1) GB974635A (enrdf_load_stackoverflow)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1773531B2 (de) * 1968-05-30 1971-03-18 Reisholz Stahl & Roehrenwerk Vorrichtung zum ultraschallpruefen von rohren zur fest stellung von laengs und querfehlern durch in mehreren pruefebenen angeordneten impuls ultraschallgeraeten
FR2400852A1 (fr) * 1977-08-25 1979-03-23 Douwe Egberts Tabaksfab Procede et appareil pour inspecter et couper les robes de cigares
FR2419036A1 (fr) * 1978-03-09 1979-10-05 Gulf & Western Mfg Co Procede, systeme et appareil pour decouper des profils dans des feuilles naturelles
US4207001A (en) * 1976-05-24 1980-06-10 The University Of Queensland Particle size analyzer
US4383537A (en) 1977-08-25 1983-05-17 Douwe Egberts Koninklijke Tabaksfabriek-Koffiebranderijen-Theehandel B.V. Method and apparatus for inspecting and cutting cigar wrappers
CN106990119A (zh) * 2017-04-27 2017-07-28 中科慧远视觉技术（洛阳）有限公司 一种自动检测白玻表面缺陷的视觉检测系统及检测方法
CN117491391A (zh) * 2023-12-29 2024-02-02 登景(天津)科技有限公司 基于芯片计算的玻璃基板光三维健康检测方法及设备

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1773531B2 (de) * 1968-05-30 1971-03-18 Reisholz Stahl & Roehrenwerk Vorrichtung zum ultraschallpruefen von rohren zur fest stellung von laengs und querfehlern durch in mehreren pruefebenen angeordneten impuls ultraschallgeraeten
US4207001A (en) * 1976-05-24 1980-06-10 The University Of Queensland Particle size analyzer
FR2400852A1 (fr) * 1977-08-25 1979-03-23 Douwe Egberts Tabaksfab Procede et appareil pour inspecter et couper les robes de cigares
US4383537A (en) 1977-08-25 1983-05-17 Douwe Egberts Koninklijke Tabaksfabriek-Koffiebranderijen-Theehandel B.V. Method and apparatus for inspecting and cutting cigar wrappers
FR2419036A1 (fr) * 1978-03-09 1979-10-05 Gulf & Western Mfg Co Procede, systeme et appareil pour decouper des profils dans des feuilles naturelles
CN106990119A (zh) * 2017-04-27 2017-07-28 中科慧远视觉技术（洛阳）有限公司 一种自动检测白玻表面缺陷的视觉检测系统及检测方法
CN117491391A (zh) * 2023-12-29 2024-02-02 登景(天津)科技有限公司 基于芯片计算的玻璃基板光三维健康检测方法及设备
CN117491391B (zh) * 2023-12-29 2024-03-15 登景(天津)科技有限公司 基于芯片计算的玻璃基板光三维健康检测方法及设备

Also Published As

Publication number Publication date
BE627347A (enrdf_load_stackoverflow)
DE1473562A1 (de) 1968-10-31

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