CH363175A - Method and device for the continuous inspection of products in the form of strips or sheets, in particular paper, cardboard or foils, for optically recognizable defects - Google Patents

Method and device for the continuous inspection of products in the form of strips or sheets, in particular paper, cardboard or foils, for optically recognizable defects

Info

Publication number
CH363175A
CH363175A CH6068658A CH6068658A CH363175A CH 363175 A CH363175 A CH 363175A CH 6068658 A CH6068658 A CH 6068658A CH 6068658 A CH6068658 A CH 6068658A CH 363175 A CH363175 A CH 363175A
Authority
CH
Switzerland
Prior art keywords
foils
cardboard
strips
sheets
products
Prior art date
Application number
CH6068658A
Other languages
German (de)
Inventor
Richard Dr Thier
Original Assignee
Feldmuehle 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 Feldmuehle Ag filed Critical Feldmuehle Ag
Publication of CH363175A publication Critical patent/CH363175A/en

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
    • G01N21/894—Pinholes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties
    • B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
    • B65H26/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G9/00—Other accessories for paper-making machines
    • D21G9/0009—Paper-making 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/34—Paper
    • G01N33/346—Paper sheets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/0281—Details of scanning heads ; Means for illuminating the original for picture information pick-up with means for collecting light from a line or an area of the original and for guiding it to only one or a relatively low number of picture element detectors

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Textile Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
CH6068658A 1958-04-11 1958-06-17 Method and device for the continuous inspection of products in the form of strips or sheets, in particular paper, cardboard or foils, for optically recognizable defects CH363175A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0254701 1958-04-11

Publications (1)

Publication Number Publication Date
CH363175A true CH363175A (en) 1962-07-15

Family

ID=7115586

Family Applications (1)

Application Number Title Priority Date Filing Date
CH6068658A CH363175A (en) 1958-04-11 1958-06-17 Method and device for the continuous inspection of products in the form of strips or sheets, in particular paper, cardboard or foils, for optically recognizable defects

Country Status (4)

Country Link
BE (1) BE571375A (en)
CH (1) CH363175A (en)
FR (1) FR1211664A (en)
GB (1) GB921362A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009012142U1 (en) * 2009-09-07 2011-02-03 Sick Ag Optoelectronic sensor for strip detection
EP2674747A3 (en) * 2012-06-13 2018-01-24 BST eltromat International GmbH Method and apparatus for colour measurement on a printed image of a continuous material web

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6253604B1 (en) * 2000-01-19 2001-07-03 Impact Systems, Inc. Scanner with interior gauging head and combined dust and drive belt
JP2004137054A (en) 2002-10-18 2004-05-13 Toshiba Corp Paper sheets detecting device
AT7890U1 (en) * 2004-08-05 2005-10-17 Binder Co Ag METHOD FOR DETECTING AND REMOVING FOREIGN BODIES
JP6897016B2 (en) * 2015-12-16 2021-06-30 株式会社リコー Sheet transport / loading equipment and sheet inspection / sorting equipment
JP6903862B2 (en) * 2015-12-16 2021-07-14 株式会社リコー Sheet inspection and transportation equipment and sheet inspection / sorting equipment
CN111762615A (en) * 2020-08-10 2020-10-13 安徽美裕集团有限公司 Mask piece clamping and conveying device of mask production machine
CN112474431B (en) * 2020-11-29 2023-03-31 佛山市承通机械有限公司 Conveying equipment with color sorting and rejecting mechanism and implementation method thereof
CN114535116A (en) * 2022-01-27 2022-05-27 歌尔科技有限公司 Visual detection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009012142U1 (en) * 2009-09-07 2011-02-03 Sick Ag Optoelectronic sensor for strip detection
EP2674747A3 (en) * 2012-06-13 2018-01-24 BST eltromat International GmbH Method and apparatus for colour measurement on a printed image of a continuous material web

Also Published As

Publication number Publication date
GB921362A (en) 1963-03-20
BE571375A (en)
FR1211664A (en) 1960-03-17

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