JPS57207804A - Spot detecting device of vehicle - Google Patents

Spot detecting device of vehicle

Info

Publication number
JPS57207804A
JPS57207804A JP56092237A JP9223781A JPS57207804A JP S57207804 A JPS57207804 A JP S57207804A JP 56092237 A JP56092237 A JP 56092237A JP 9223781 A JP9223781 A JP 9223781A JP S57207804 A JPS57207804 A JP S57207804A
Authority
JP
Japan
Prior art keywords
detecting
coils
spot
vehicle
detecting device
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
JP56092237A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6322273B2 (enExample
Inventor
Osao Saegusa
Satoru Kishimoto
Kunio Takeshita
Masayuki Ito
Yoshiaki Ueno
Kensaku Takahashi
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.)
JAPANESE NATIONAL RAILWAYS<JNR>
Hitachi Ltd
Japan National Railways
Nippon Kokuyu Tetsudo
Hitachi High Tech Corp
Original Assignee
JAPANESE NATIONAL RAILWAYS<JNR>
Hitachi Ltd
Japan National Railways
Nippon Kokuyu Tetsudo
Hitachi Electronics Engineering 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 JAPANESE NATIONAL RAILWAYS<JNR>, Hitachi Ltd, Japan National Railways, Nippon Kokuyu Tetsudo, Hitachi Electronics Engineering Co Ltd filed Critical JAPANESE NATIONAL RAILWAYS<JNR>
Priority to JP56092237A priority Critical patent/JPS57207804A/ja
Publication of JPS57207804A publication Critical patent/JPS57207804A/ja
Publication of JPS6322273B2 publication Critical patent/JPS6322273B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP56092237A 1981-06-17 1981-06-17 Spot detecting device of vehicle Granted JPS57207804A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56092237A JPS57207804A (en) 1981-06-17 1981-06-17 Spot detecting device of vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56092237A JPS57207804A (en) 1981-06-17 1981-06-17 Spot detecting device of vehicle

Publications (2)

Publication Number Publication Date
JPS57207804A true JPS57207804A (en) 1982-12-20
JPS6322273B2 JPS6322273B2 (enExample) 1988-05-11

Family

ID=14048823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56092237A Granted JPS57207804A (en) 1981-06-17 1981-06-17 Spot detecting device of vehicle

Country Status (1)

Country Link
JP (1) JPS57207804A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001264005A (ja) * 2000-03-22 2001-09-26 Nippon Signal Co Ltd:The 車輪検知装置
JP2012185032A (ja) * 2011-03-04 2012-09-27 Makome Kenkyusho:Kk 変位センサ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243207A (en) * 1975-09-30 1977-04-05 Dainichi Nippon Cables Ltd System for detecting position of movable article
JPS5514634U (enExample) * 1978-07-12 1980-01-30

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243207A (en) * 1975-09-30 1977-04-05 Dainichi Nippon Cables Ltd System for detecting position of movable article
JPS5514634U (enExample) * 1978-07-12 1980-01-30

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001264005A (ja) * 2000-03-22 2001-09-26 Nippon Signal Co Ltd:The 車輪検知装置
JP2012185032A (ja) * 2011-03-04 2012-09-27 Makome Kenkyusho:Kk 変位センサ

Also Published As

Publication number Publication date
JPS6322273B2 (enExample) 1988-05-11

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