JPH0340838B2 - - Google Patents

Info

Publication number
JPH0340838B2
JPH0340838B2 JP59015016A JP1501684A JPH0340838B2 JP H0340838 B2 JPH0340838 B2 JP H0340838B2 JP 59015016 A JP59015016 A JP 59015016A JP 1501684 A JP1501684 A JP 1501684A JP H0340838 B2 JPH0340838 B2 JP H0340838B2
Authority
JP
Japan
Prior art keywords
tunnel
ultrasonic
wind speed
vehicle
ultrasonic waves
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.)
Expired - Lifetime
Application number
JP59015016A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60161581A (ja
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 filed Critical
Priority to JP59015016A priority Critical patent/JPS60161581A/ja
Publication of JPS60161581A publication Critical patent/JPS60161581A/ja
Publication of JPH0340838B2 publication Critical patent/JPH0340838B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP59015016A 1984-02-01 1984-02-01 トンネル内を通過する車両の検出方法 Granted JPS60161581A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59015016A JPS60161581A (ja) 1984-02-01 1984-02-01 トンネル内を通過する車両の検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59015016A JPS60161581A (ja) 1984-02-01 1984-02-01 トンネル内を通過する車両の検出方法

Publications (2)

Publication Number Publication Date
JPS60161581A JPS60161581A (ja) 1985-08-23
JPH0340838B2 true JPH0340838B2 (enExample) 1991-06-20

Family

ID=11877069

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59015016A Granted JPS60161581A (ja) 1984-02-01 1984-02-01 トンネル内を通過する車両の検出方法

Country Status (1)

Country Link
JP (1) JPS60161581A (enExample)

Also Published As

Publication number Publication date
JPS60161581A (ja) 1985-08-23

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