JPS6244319B2 - - Google Patents

Info

Publication number
JPS6244319B2
JPS6244319B2 JP7356581A JP7356581A JPS6244319B2 JP S6244319 B2 JPS6244319 B2 JP S6244319B2 JP 7356581 A JP7356581 A JP 7356581A JP 7356581 A JP7356581 A JP 7356581A JP S6244319 B2 JPS6244319 B2 JP S6244319B2
Authority
JP
Japan
Prior art keywords
vehicle
bus
ultrasonic
truck
pulse
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
Application number
JP7356581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57189295A (en
Inventor
Yukimasa Tachibana
Tsutomu Odajima
Juji Imi
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric 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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Priority to JP7356581A priority Critical patent/JPS57189295A/ja
Publication of JPS57189295A publication Critical patent/JPS57189295A/ja
Publication of JPS6244319B2 publication Critical patent/JPS6244319B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Traffic Control Systems (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
JP7356581A 1981-05-18 1981-05-18 Vehicle type discriminator Granted JPS57189295A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7356581A JPS57189295A (en) 1981-05-18 1981-05-18 Vehicle type discriminator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7356581A JPS57189295A (en) 1981-05-18 1981-05-18 Vehicle type discriminator

Publications (2)

Publication Number Publication Date
JPS57189295A JPS57189295A (en) 1982-11-20
JPS6244319B2 true JPS6244319B2 (enrdf_load_stackoverflow) 1987-09-19

Family

ID=13521908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7356581A Granted JPS57189295A (en) 1981-05-18 1981-05-18 Vehicle type discriminator

Country Status (1)

Country Link
JP (1) JPS57189295A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3384362B2 (ja) * 1999-06-10 2003-03-10 日本電気株式会社 車両の車軸数検知装置

Also Published As

Publication number Publication date
JPS57189295A (en) 1982-11-20

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