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IT948549B - DEVICE FOR THE DETECTION OF SURFACE DEFECTS - Google Patents

DEVICE FOR THE DETECTION OF SURFACE DEFECTS

Info

Publication number
IT948549B
IT948549B IT4825672A IT4825672A IT948549B IT 948549 B IT948549 B IT 948549B IT 4825672 A IT4825672 A IT 4825672A IT 4825672 A IT4825672 A IT 4825672A IT 948549 B IT948549 B IT 948549B
Authority
IT
Italy
Prior art keywords
detection
surface defects
defects
Prior art date
Application number
IT4825672A
Other languages
Italian (it)
Inventor
M Graham
Original Assignee
Ferranti 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
Application filed by Ferranti Ltd filed Critical Ferranti Ltd
Application granted granted Critical
Publication of IT948549B publication Critical patent/IT948549B/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
    • G01N21/8901—Optical details; Scanning details

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)
  • Length Measuring Devices By Optical Means (AREA)
IT4825672A 1971-02-26 1972-02-10 DEVICE FOR THE DETECTION OF SURFACE DEFECTS IT948549B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB552871A GB1376135A (en) 1971-02-26 1971-02-26 Detection of blemishes in surfaces

Publications (1)

Publication Number Publication Date
IT948549B true IT948549B (en) 1973-06-11

Family

ID=9797904

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4825672A IT948549B (en) 1971-02-26 1972-02-10 DEVICE FOR THE DETECTION OF SURFACE DEFECTS

Country Status (5)

Country Link
CA (1) CA958792A (en)
DE (1) DE2206126A1 (en)
FR (1) FR2127699A5 (en)
GB (1) GB1376135A (en)
IT (1) IT948549B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1436124A (en) * 1972-07-29 1976-05-19 Ferranti Ltd Detection of blemishes in surfaces
FR2263509B1 (en) * 1974-03-09 1981-04-10 Feldmuehle Anlagen Prod
US4207001A (en) * 1976-05-24 1980-06-10 The University Of Queensland Particle size analyzer
CN107345918B (en) * 2017-08-16 2023-05-23 广西大学 Plate material quality detection device and method

Also Published As

Publication number Publication date
GB1376135A (en) 1974-12-04
DE2206126A1 (en) 1972-09-07
CA958792A (en) 1974-12-03
FR2127699A5 (en) 1972-10-13

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