JPS618610A - 鋼板表面検査装置 - Google Patents

鋼板表面検査装置

Info

Publication number
JPS618610A
JPS618610A JP59128963A JP12896384A JPS618610A JP S618610 A JPS618610 A JP S618610A JP 59128963 A JP59128963 A JP 59128963A JP 12896384 A JP12896384 A JP 12896384A JP S618610 A JPS618610 A JP S618610A
Authority
JP
Japan
Prior art keywords
flaw detection
steel plate
flaw
primary
signal
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.)
Granted
Application number
JP59128963A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0477843B2 (enrdf_load_stackoverflow
Inventor
Hirokatsu Katou
加藤　裕勝
Shuji Matsumoto
修二 松本
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP59128963A priority Critical patent/JPS618610A/ja
Publication of JPS618610A publication Critical patent/JPS618610A/ja
Publication of JPH0477843B2 publication Critical patent/JPH0477843B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP59128963A 1984-06-22 1984-06-22 鋼板表面検査装置 Granted JPS618610A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59128963A JPS618610A (ja) 1984-06-22 1984-06-22 鋼板表面検査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59128963A JPS618610A (ja) 1984-06-22 1984-06-22 鋼板表面検査装置

Publications (2)

Publication Number Publication Date
JPS618610A true JPS618610A (ja) 1986-01-16
JPH0477843B2 JPH0477843B2 (enrdf_load_stackoverflow) 1992-12-09

Family

ID=14997742

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59128963A Granted JPS618610A (ja) 1984-06-22 1984-06-22 鋼板表面検査装置

Country Status (1)

Country Link
JP (1) JPS618610A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01291386A (ja) * 1988-05-18 1989-11-22 Mitsubishi Electric Corp 外観検査装置
JPH02269943A (ja) * 1989-04-11 1990-11-05 Mitsubishi Electric Corp 半導体装置の外観検査装置
JP2003344013A (ja) * 2002-05-31 2003-12-03 Tomoegawa Paper Co Ltd 位置検出又は外観検査装置、並びに位置検出又は外観検査方法
JP2010025652A (ja) * 2008-07-17 2010-02-04 Nippon Steel Corp 表面疵検査装置
JP2010071722A (ja) * 2008-09-17 2010-04-02 Nippon Steel Corp 凹凸疵検査方法及び装置
JP2022011396A (ja) * 2020-06-30 2022-01-17 Ｊｆｅスチール株式会社 表面検査装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5334586A (en) * 1976-09-10 1978-03-31 Ishikawajima Harima Heavy Ind Method of and apparatus for detecting surface flaw

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5334586A (en) * 1976-09-10 1978-03-31 Ishikawajima Harima Heavy Ind Method of and apparatus for detecting surface flaw

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01291386A (ja) * 1988-05-18 1989-11-22 Mitsubishi Electric Corp 外観検査装置
JPH02269943A (ja) * 1989-04-11 1990-11-05 Mitsubishi Electric Corp 半導体装置の外観検査装置
JP2003344013A (ja) * 2002-05-31 2003-12-03 Tomoegawa Paper Co Ltd 位置検出又は外観検査装置、並びに位置検出又は外観検査方法
JP2010025652A (ja) * 2008-07-17 2010-02-04 Nippon Steel Corp 表面疵検査装置
JP2010071722A (ja) * 2008-09-17 2010-04-02 Nippon Steel Corp 凹凸疵検査方法及び装置
JP2022011396A (ja) * 2020-06-30 2022-01-17 Ｊｆｅスチール株式会社 表面検査装置

Also Published As

Publication number Publication date
JPH0477843B2 (enrdf_load_stackoverflow) 1992-12-09

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