JPS5357097A - Detection of magnetic foreign substance in non-magnetic metal wire - Google Patents

Detection of magnetic foreign substance in non-magnetic metal wire

Info

Publication number
JPS5357097A
JPS5357097A JP13202776A JP13202776A JPS5357097A JP S5357097 A JPS5357097 A JP S5357097A JP 13202776 A JP13202776 A JP 13202776A JP 13202776 A JP13202776 A JP 13202776A JP S5357097 A JPS5357097 A JP S5357097A
Authority
JP
Japan
Prior art keywords
magnetic
metal wire
foreign substance
detection
magnetic metal
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
JP13202776A
Other languages
Japanese (ja)
Other versions
JPS6137578B2 (en
Inventor
Yusaku Himono
Yuzo Kashiyanagi
Mikio Murata
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.)
Furukawa Electric Co Ltd
Original Assignee
Furukawa Electric 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 Furukawa Electric Co Ltd filed Critical Furukawa Electric Co Ltd
Priority to JP13202776A priority Critical patent/JPS5357097A/en
Publication of JPS5357097A publication Critical patent/JPS5357097A/en
Publication of JPS6137578B2 publication Critical patent/JPS6137578B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

PURPOSE: To correctly detect the magnetic foreign substance, which may be mixed into a non-magnetic metal wire, without any influence form noises by delaying the input signals to control the opening timing of a gate.
COPYRIGHT: (C)1978,JPO&Japio
JP13202776A 1976-11-02 1976-11-02 Detection of magnetic foreign substance in non-magnetic metal wire Granted JPS5357097A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13202776A JPS5357097A (en) 1976-11-02 1976-11-02 Detection of magnetic foreign substance in non-magnetic metal wire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13202776A JPS5357097A (en) 1976-11-02 1976-11-02 Detection of magnetic foreign substance in non-magnetic metal wire

Publications (2)

Publication Number Publication Date
JPS5357097A true JPS5357097A (en) 1978-05-24
JPS6137578B2 JPS6137578B2 (en) 1986-08-25

Family

ID=15071779

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13202776A Granted JPS5357097A (en) 1976-11-02 1976-11-02 Detection of magnetic foreign substance in non-magnetic metal wire

Country Status (1)

Country Link
JP (1) JPS5357097A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007183197A (en) * 2006-01-10 2007-07-19 Hitachi Ltd Eddy current flaw detection sensor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007183197A (en) * 2006-01-10 2007-07-19 Hitachi Ltd Eddy current flaw detection sensor

Also Published As

Publication number Publication date
JPS6137578B2 (en) 1986-08-25

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