JPS57104460A - Method and apparatus for detecting and measuring reference position for railway - Google Patents

Method and apparatus for detecting and measuring reference position for railway

Info

Publication number
JPS57104460A
JPS57104460A JP17806480A JP17806480A JPS57104460A JP S57104460 A JPS57104460 A JP S57104460A JP 17806480 A JP17806480 A JP 17806480A JP 17806480 A JP17806480 A JP 17806480A JP S57104460 A JPS57104460 A JP S57104460A
Authority
JP
Japan
Prior art keywords
railway
detecting
reference position
measuring reference
measuring
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
JP17806480A
Other languages
Japanese (ja)
Other versions
JPS5813386B2 (en
Inventor
Yasushi Shirota
Tatsuo Yoshikawa
Toshihiko Asada
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
Nippon Kokuyu Tetsudo
Original Assignee
ASAOKA KK
Japan National Railways
Nippon Kokuyu Tetsudo
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, Nippon Kokuyu Tetsudo filed Critical ASAOKA KK
Priority to JP55178064A priority Critical patent/JPS5813386B2/en
Publication of JPS57104460A publication Critical patent/JPS57104460A/en
Publication of JPS5813386B2 publication Critical patent/JPS5813386B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Machines For Laying And Maintaining Railways (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
JP55178064A 1980-12-18 1980-12-18 Railway reference position setting target with direction indicating mechanism Expired JPS5813386B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55178064A JPS5813386B2 (en) 1980-12-18 1980-12-18 Railway reference position setting target with direction indicating mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55178064A JPS5813386B2 (en) 1980-12-18 1980-12-18 Railway reference position setting target with direction indicating mechanism

Publications (2)

Publication Number Publication Date
JPS57104460A true JPS57104460A (en) 1982-06-29
JPS5813386B2 JPS5813386B2 (en) 1983-03-14

Family

ID=16041973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55178064A Expired JPS5813386B2 (en) 1980-12-18 1980-12-18 Railway reference position setting target with direction indicating mechanism

Country Status (1)

Country Link
JP (1) JPS5813386B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5973360A (en) * 1982-10-20 1984-04-25 アサオカ株式会社 Target for setting reference position for railway

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6867899B2 (en) * 2017-07-03 2021-05-12 東日本旅客鉄道株式会社 Railroad point detection ground element

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS542148A (en) * 1977-06-07 1979-01-09 Japan National Railway Apparatus for treating trackkoff data

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS542148A (en) * 1977-06-07 1979-01-09 Japan National Railway Apparatus for treating trackkoff data

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5973360A (en) * 1982-10-20 1984-04-25 アサオカ株式会社 Target for setting reference position for railway
JPH0145001B2 (en) * 1982-10-20 1989-10-02 Asaoka Kk

Also Published As

Publication number Publication date
JPS5813386B2 (en) 1983-03-14

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