JPS5518858B2 - - Google Patents

Info

Publication number
JPS5518858B2
JPS5518858B2 JP12029572A JP12029572A JPS5518858B2 JP S5518858 B2 JPS5518858 B2 JP S5518858B2 JP 12029572 A JP12029572 A JP 12029572A JP 12029572 A JP12029572 A JP 12029572A JP S5518858 B2 JPS5518858 B2 JP S5518858B2
Authority
JP
Japan
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
JP12029572A
Other languages
Japanese (ja)
Other versions
JPS4864983A (enrdf_load_stackoverflow
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 claimed from GB5562671A external-priority patent/GB1366369A/en
Application filed filed Critical
Publication of JPS4864983A publication Critical patent/JPS4864983A/ja
Publication of JPS5518858B2 publication Critical patent/JPS5518858B2/ja
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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Textile Engineering (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP12029572A 1971-11-30 1972-11-30 Expired JPS5518858B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5562671A GB1366369A (en) 1971-11-30 1971-11-30 Detection of faults on surfaces

Publications (2)

Publication Number Publication Date
JPS4864983A JPS4864983A (enrdf_load_stackoverflow) 1973-09-07
JPS5518858B2 true JPS5518858B2 (enrdf_load_stackoverflow) 1980-05-22

Family

ID=10474428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12029572A Expired JPS5518858B2 (enrdf_load_stackoverflow) 1971-11-30 1972-11-30

Country Status (5)

Country Link
JP (1) JPS5518858B2 (enrdf_load_stackoverflow)
FI (1) FI56452C (enrdf_load_stackoverflow)
IT (1) IT973745B (enrdf_load_stackoverflow)
NO (1) NO136430C (enrdf_load_stackoverflow)
SE (1) SE389916B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57157622A (en) * 1981-03-24 1982-09-29 Hitachi Denshi Ltd Saw tooth wave generating circuit

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51113783A (en) * 1975-03-31 1976-10-07 Asahi Chem Ind Co Ltd Defects detector of nonwoven fabric
US4247204A (en) * 1979-02-26 1981-01-27 Intec Corporation Method and apparatus for a web edge tracking flaw detection system
SE456532B (sv) * 1985-10-18 1988-10-10 Asea Ab Arrangemang for ytavsokning av ett provobjekt

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57157622A (en) * 1981-03-24 1982-09-29 Hitachi Denshi Ltd Saw tooth wave generating circuit

Also Published As

Publication number Publication date
JPS4864983A (enrdf_load_stackoverflow) 1973-09-07
NO136430C (no) 1977-08-31
FI56452B (fi) 1979-09-28
IT973745B (it) 1974-06-10
SE389916B (sv) 1976-11-22
FI56452C (fi) 1980-01-10
NO136430B (enrdf_load_stackoverflow) 1977-05-23

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