JPS55119559A - Eddy current type high speed raillflow detector - Google Patents

Eddy current type high speed raillflow detector

Info

Publication number
JPS55119559A
JPS55119559A JP2725979A JP2725979A JPS55119559A JP S55119559 A JPS55119559 A JP S55119559A JP 2725979 A JP2725979 A JP 2725979A JP 2725979 A JP2725979 A JP 2725979A JP S55119559 A JPS55119559 A JP S55119559A
Authority
JP
Japan
Prior art keywords
raillflow
detector
high speed
eddy current
type high
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
JP2725979A
Other languages
Japanese (ja)
Inventor
Toshihiko Asada
Yasushi Shirota
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.)
ASAOKA KK
Japan National Railways
Original Assignee
ASAOKA KK
Japan National Railways
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 ASAOKA KK, Japan National Railways filed Critical ASAOKA KK
Priority to JP2725979A priority Critical patent/JPS55119559A/en
Publication of JPS55119559A publication Critical patent/JPS55119559A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP2725979A 1979-03-10 1979-03-10 Eddy current type high speed raillflow detector Pending JPS55119559A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2725979A JPS55119559A (en) 1979-03-10 1979-03-10 Eddy current type high speed raillflow detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2725979A JPS55119559A (en) 1979-03-10 1979-03-10 Eddy current type high speed raillflow detector

Publications (1)

Publication Number Publication Date
JPS55119559A true JPS55119559A (en) 1980-09-13

Family

ID=12216071

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2725979A Pending JPS55119559A (en) 1979-03-10 1979-03-10 Eddy current type high speed raillflow detector

Country Status (1)

Country Link
JP (1) JPS55119559A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0232248A (en) * 1988-07-22 1990-02-02 Nkk Corp Eddy current flaw detecting device for long-sized material
JP2008216091A (en) * 2007-03-06 2008-09-18 Railway Technical Res Inst Device for detecting corrosion in railroad rail bottom
JP2012529641A (en) * 2009-06-10 2012-11-22 スネクマ Non-destructive inspection of seal members
CN104608798A (en) * 2008-01-10 2015-05-13 斯佩里铁轨（国际）有限公司 Sensor assembly
CN105173612A (en) * 2015-09-14 2015-12-23 洛阳泰斯特探伤技术有限公司 Section-type friction rotation device for touching-type conveyer belt tearing detection equipment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52104987A (en) * 1976-02-27 1977-09-02 Sumitomo Metal Ind Electronic scanning magnetic flaw detector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52104987A (en) * 1976-02-27 1977-09-02 Sumitomo Metal Ind Electronic scanning magnetic flaw detector

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0232248A (en) * 1988-07-22 1990-02-02 Nkk Corp Eddy current flaw detecting device for long-sized material
JP2008216091A (en) * 2007-03-06 2008-09-18 Railway Technical Res Inst Device for detecting corrosion in railroad rail bottom
CN104608798A (en) * 2008-01-10 2015-05-13 斯佩里铁轨（国际）有限公司 Sensor assembly
JP2012529641A (en) * 2009-06-10 2012-11-22 スネクマ Non-destructive inspection of seal members
CN105173612A (en) * 2015-09-14 2015-12-23 洛阳泰斯特探伤技术有限公司 Section-type friction rotation device for touching-type conveyer belt tearing detection equipment

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