GB1462235A - Method and apparatus for detecting faults in fabric - Google Patents

Method and apparatus for detecting faults in fabric

Info

Publication number
GB1462235A
GB1462235A GB4608074A GB4608074A GB1462235A GB 1462235 A GB1462235 A GB 1462235A GB 4608074 A GB4608074 A GB 4608074A GB 4608074 A GB4608074 A GB 4608074A GB 1462235 A GB1462235 A GB 1462235A
Authority
GB
United Kingdom
Prior art keywords
sheet
sensor
light
circuit
output
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
GB4608074A
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.)
Levi Strauss and Co
Original Assignee
Levi Strauss and Co
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 Levi Strauss and Co filed Critical Levi Strauss and Co
Publication of GB1462235A publication Critical patent/GB1462235A/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
    • G01N21/89—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
    • G01N21/898—Irregularities in textured or patterned surfaces, e.g. textiles, wood
    • G01N21/8983—Irregularities in textured or patterned surfaces, e.g. textiles, wood for testing textile webs, i.e. woven material

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Wood Science & Technology (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)
  • Treatment Of Fiber Materials (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB4608074A 1973-10-24 1974-10-24 Method and apparatus for detecting faults in fabric Expired GB1462235A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00409241A US3841761A (en) 1973-10-24 1973-10-24 Method and apparatus for detecting faults in fabric

Publications (1)

Publication Number Publication Date
GB1462235A true GB1462235A (en) 1977-01-19

Family

ID=23619658

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4608074A Expired GB1462235A (en) 1973-10-24 1974-10-24 Method and apparatus for detecting faults in fabric

Country Status (6)

Country Link
US (1) US3841761A (enExample)
JP (1) JPS5753467B2 (enExample)
CA (1) CA1029831A (enExample)
DE (1) DE2449584A1 (enExample)
GB (1) GB1462235A (enExample)
IT (1) IT1021789B (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2000285A (en) * 1977-06-24 1979-01-04 Research Technology Film thickness detector
GB2119506A (en) * 1982-03-23 1983-11-16 Canon Kk Inspecting photomasks for dust
US4446602A (en) * 1980-08-29 1984-05-08 Trutzschler Gmbh & Co. Kg Machine operator protection system

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5849819B2 (ja) * 1975-03-18 1983-11-07 コニカ株式会社 ソウサシキケンサソウチ
GB1540066A (en) * 1975-07-25 1979-02-07 Nash P Optical inspection systems
US4038931A (en) * 1975-11-25 1977-08-02 Union Special Corporation Fabric panel discontinuity sensor
US4103177A (en) * 1975-12-01 1978-07-25 Phillips Petroleum Company Surface quality analysis
DE2700004A1 (de) * 1977-01-03 1978-07-06 Sick Optik Elektronik Erwin Elektro-optische faltenueberwachungsvorrichtung
US4170419A (en) * 1977-02-23 1979-10-09 Camsco, Inc. Optical web inspection system
JPS54101987A (en) * 1978-01-17 1979-08-10 Kanai Hiroyuki Nep measurement within card web
JPS5587907A (en) * 1978-12-27 1980-07-03 Fuji Photo Film Co Ltd Device for continuously inspecting surface of object
JPS55107942A (en) * 1979-02-13 1980-08-19 Matsushita Electric Works Ltd Inspecting method of plate
DE2925734C3 (de) * 1979-06-26 1982-06-24 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optisches Fehlersuchgerät für Materialbahnen
US4310250A (en) * 1980-02-01 1982-01-12 Erwin Sick Gmbh Apparatus for monitoring for faults in translucent strip material
DE3043849A1 (de) * 1980-11-21 1982-07-08 Koninklijke Textielfabrieken Nijverdal-Ten Gate N.V., Almelo Verfahren zum beschauen einer reflektierenden und/oder transparenten, sich bewegenden bahn und beschaumaschine zur durchfuehrung des verfahrens
GB8506149D0 (en) * 1985-03-09 1985-04-11 Haigh Chadwick Ltd Textile structure measurement
IT1190091B (it) * 1985-04-26 1988-02-10 Hauni Werke Koerber & Co Kg Dispositivo per sorvegliare un trasportatore tessile per un filone dell'industria di lavorazione del tabacco
US4760271A (en) * 1986-03-25 1988-07-26 Champion International Corporation Apparatus and process for measuring formation and roughness of a paper web
JPS6367549A (ja) * 1986-09-10 1988-03-26 Pioneer Electronic Corp 光ディスク用レジスト原盤の欠陥検査及び膜厚測定装置
DE3734294A1 (de) * 1987-10-09 1989-04-27 Sick Optik Elektronik Erwin Optische oberflaechen-inspektionsvorrichtung
US4952062A (en) * 1988-08-05 1990-08-28 Bean Iii Vern W Method and apparatus for detecting flaws in fabric
JPH04244945A (ja) * 1991-01-31 1992-09-01 Shimadzu Corp 分光光度計
IT1252969B (it) * 1991-11-29 1995-07-07 Eidon Ricerca Sviluppo Documen Procedimento per rilevare le fibre sintetiche nella lavorazione del cascame di seta e relativa apparecchiatura
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
EP0652432A1 (de) * 1993-11-04 1995-05-10 BARCO nv/Automation Vorrichtung zum Erkennen von Fremdmaterial, insbesondere von Fremdfasern, in einem längsbewegten textilen Gebilde
AU8117894A (en) * 1994-09-19 1996-04-09 Robert Ernest Van Ditmar Method and installation for detecting colour differences in a web of material
NL1001633C2 (nl) * 1995-11-10 1997-05-13 Ditmar Beheer B V Van Inrichting voor het detecteren van kleurverloop in bewegende gekleurde materiaalbanen.
BE1010882A5 (nl) * 1997-01-28 1999-02-02 Barco Nv Een detector van vreemde vezels en vreemde materialen gebaseerd op een absorptiemeting van licht en overeenkomstige detectiemethode.
CN103456021B (zh) * 2013-09-24 2016-05-18 苏州大学 一种基于形态学分析的布匹瑕疵检测方法
DE102015006765A1 (de) * 2015-06-01 2016-12-01 Herbert Kannegiesser Gmbh Verfahren zur Prüfung gewaschener oder gereinigter Wäschestücke
US10393674B1 (en) 2018-10-09 2019-08-27 International Business Machines Corporation Infrared-based apparatus for detecting gaps in mosquito netting
CN110412037A (zh) * 2019-07-04 2019-11-05 盎古(上海)科技有限公司 一种织物疵点信息处理方法和装置
CN110596136B (zh) * 2019-09-26 2024-06-07 江苏兴达钢帘线股份有限公司 一种检测钢丝表面镀层颜色变化装置
TR2021016610A2 (tr) * 2021-10-25 2021-11-22 Agteks Oerme Ve Teks Enduestrileri San Ve Tic Ltd Sti Kumaş kali̇te kontrol terti̇bati
EP4423481A4 (en) * 2021-10-25 2025-02-12 Agteks Orme Ve Tekstil Endustrileri Sanayi Ve Ticaret Ltd. Sti. ARRANGEMENT FOR QUALITY CONTROL OF TISSUES
CN116862917B (zh) * 2023-09-05 2023-11-24 微山县振龙纺织品有限公司 一种纺织品表面质量检测方法及系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3388261A (en) * 1965-09-24 1968-06-11 Monsanto Co Method and apparatus for determining fabric streakiness
US3474254A (en) * 1968-02-26 1969-10-21 Sick Erwin Photoelectronic apparatus for scanning textile material

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2000285A (en) * 1977-06-24 1979-01-04 Research Technology Film thickness detector
GB2000285B (en) * 1977-06-24 1982-01-27 Research Technology Film thickness detector
US4446602A (en) * 1980-08-29 1984-05-08 Trutzschler Gmbh & Co. Kg Machine operator protection system
GB2119506A (en) * 1982-03-23 1983-11-16 Canon Kk Inspecting photomasks for dust

Also Published As

Publication number Publication date
US3841761A (en) 1974-10-15
CA1029831A (en) 1978-04-18
JPS5071995A (enExample) 1975-06-14
DE2449584A1 (de) 1975-04-30
JPS5753467B2 (enExample) 1982-11-12
IT1021789B (it) 1978-02-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee