JPS54164236A - Method of detecting defective insulation for rail - Google Patents

Method of detecting defective insulation for rail

Info

Publication number
JPS54164236A
JPS54164236A JP7272178A JP7272178A JPS54164236A JP S54164236 A JPS54164236 A JP S54164236A JP 7272178 A JP7272178 A JP 7272178A JP 7272178 A JP7272178 A JP 7272178A JP S54164236 A JPS54164236 A JP S54164236A
Authority
JP
Japan
Prior art keywords
rail
detecting defective
defective insulation
insulation
detecting
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
JP7272178A
Other languages
Japanese (ja)
Inventor
Kouichi Fujisawa
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.)
Japan National Railways
Original Assignee
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 Japan National Railways filed Critical Japan National Railways
Priority to JP7272178A priority Critical patent/JPS54164236A/en
Publication of JPS54164236A publication Critical patent/JPS54164236A/en
Pending legal-status Critical Current

Links

Landscapes

  • Locating Faults (AREA)
JP7272178A 1978-06-17 1978-06-17 Method of detecting defective insulation for rail Pending JPS54164236A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7272178A JPS54164236A (en) 1978-06-17 1978-06-17 Method of detecting defective insulation for rail

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7272178A JPS54164236A (en) 1978-06-17 1978-06-17 Method of detecting defective insulation for rail

Publications (1)

Publication Number Publication Date
JPS54164236A true JPS54164236A (en) 1979-12-27

Family

ID=13497491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7272178A Pending JPS54164236A (en) 1978-06-17 1978-06-17 Method of detecting defective insulation for rail

Country Status (1)

Country Link
JP (1) JPS54164236A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007247194A (en) * 2006-03-14 2007-09-27 Railway Technical Res Inst Seam plate state detection device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49114969A (en) * 1973-03-03 1974-11-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49114969A (en) * 1973-03-03 1974-11-01

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007247194A (en) * 2006-03-14 2007-09-27 Railway Technical Res Inst Seam plate state detection device

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