JPH0523361B2 - - Google Patents

Info

Publication number
JPH0523361B2
JPH0523361B2 JP27316184A JP27316184A JPH0523361B2 JP H0523361 B2 JPH0523361 B2 JP H0523361B2 JP 27316184 A JP27316184 A JP 27316184A JP 27316184 A JP27316184 A JP 27316184A JP H0523361 B2 JPH0523361 B2 JP H0523361B2
Authority
JP
Japan
Prior art keywords
secondary coil
coil
eddy current
metal plate
distance
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.)
Expired - Lifetime
Application number
JP27316184A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61151402A (ja
Inventor
Toshihiro Mori
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan 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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP27316184A priority Critical patent/JPS61151402A/ja
Publication of JPS61151402A publication Critical patent/JPS61151402A/ja
Publication of JPH0523361B2 publication Critical patent/JPH0523361B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP27316184A 1984-12-26 1984-12-26 差動相互誘導型渦流計測用センサ Granted JPS61151402A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27316184A JPS61151402A (ja) 1984-12-26 1984-12-26 差動相互誘導型渦流計測用センサ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27316184A JPS61151402A (ja) 1984-12-26 1984-12-26 差動相互誘導型渦流計測用センサ

Publications (2)

Publication Number Publication Date
JPS61151402A JPS61151402A (ja) 1986-07-10
JPH0523361B2 true JPH0523361B2 (enrdf_load_stackoverflow) 1993-04-02

Family

ID=17523945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27316184A Granted JPS61151402A (ja) 1984-12-26 1984-12-26 差動相互誘導型渦流計測用センサ

Country Status (1)

Country Link
JP (1) JPS61151402A (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01118303U (enrdf_load_stackoverflow) * 1988-01-29 1989-08-10
US6707296B2 (en) * 2000-08-24 2004-03-16 Shell Oil Company Method for detecting cracks in electrically conducting material
US6593737B2 (en) * 2000-08-24 2003-07-15 Shell Oil Company Method for measuring the wall thickness of an electrically conductive object
US6570379B2 (en) * 2000-08-24 2003-05-27 Shell Oil Company Method for inspecting an object of electrically conducting material
JP2003004407A (ja) * 2001-06-20 2003-01-08 Sankyo Seiki Mfg Co Ltd 変位測定装置
JP5513821B2 (ja) * 2009-09-17 2014-06-04 株式会社荏原製作所 渦電流センサ、研磨装置、めっき装置、研磨方法、めっき方法
JP4975142B2 (ja) * 2010-06-17 2012-07-11 トヨタ自動車株式会社 渦流計測用センサ及び渦流計測方法
JP2017142200A (ja) * 2016-02-12 2017-08-17 株式会社東海理化電機製作所 位置検出装置
US20240288260A1 (en) * 2021-09-24 2024-08-29 Mitsubishi Electric Corporation Alignment direction detection device

Also Published As

Publication number Publication date
JPS61151402A (ja) 1986-07-10

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