JPS529482A - Automatic flow detector of different thickness coated tin plate - Google Patents

Automatic flow detector of different thickness coated tin plate

Info

Publication number
JPS529482A
JPS529482A JP8534575A JP8534575A JPS529482A JP S529482 A JPS529482 A JP S529482A JP 8534575 A JP8534575 A JP 8534575A JP 8534575 A JP8534575 A JP 8534575A JP S529482 A JPS529482 A JP S529482A
Authority
JP
Japan
Prior art keywords
different thickness
flow detector
tin plate
automatic flow
coated tin
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.)
Pending
Application number
JP8534575A
Other languages
Japanese (ja)
Inventor
Yoshiyuki Nakai
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.)
Toyo Kohan Co Ltd
Original Assignee
Toyo Kohan Co 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 Toyo Kohan Co Ltd filed Critical Toyo Kohan Co Ltd
Priority to JP8534575A priority Critical patent/JPS529482A/en
Publication of JPS529482A publication Critical patent/JPS529482A/en
Pending 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

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)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

PURPOSE:To make it possible to detect an even weak flaw signal by erasing a mark signal regardless of whether a strand mark is intermittent or uneven in its clearness.
JP8534575A 1975-07-14 1975-07-14 Automatic flow detector of different thickness coated tin plate Pending JPS529482A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8534575A JPS529482A (en) 1975-07-14 1975-07-14 Automatic flow detector of different thickness coated tin plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8534575A JPS529482A (en) 1975-07-14 1975-07-14 Automatic flow detector of different thickness coated tin plate

Publications (1)

Publication Number Publication Date
JPS529482A true JPS529482A (en) 1977-01-25

Family

ID=13856064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8534575A Pending JPS529482A (en) 1975-07-14 1975-07-14 Automatic flow detector of different thickness coated tin plate

Country Status (1)

Country Link
JP (1) JPS529482A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS623605A (en) * 1985-06-29 1987-01-09 Kobe Steel Ltd Method for recognizing shape in breadthwise direction of rolling material
JPH01239439A (en) * 1988-03-18 1989-09-25 Fuji Photo Film Co Ltd Surface inspecting device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3379829A (en) * 1964-04-14 1968-04-23 Itt Flaw detection apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3379829A (en) * 1964-04-14 1968-04-23 Itt Flaw detection apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS623605A (en) * 1985-06-29 1987-01-09 Kobe Steel Ltd Method for recognizing shape in breadthwise direction of rolling material
JPH0546882B2 (en) * 1985-06-29 1993-07-15 Kobe Steel Ltd
JPH01239439A (en) * 1988-03-18 1989-09-25 Fuji Photo Film Co Ltd Surface inspecting device

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