JPH02104500U - - Google Patents

Info

Publication number
JPH02104500U
JPH02104500U JP1989013847U JP1384789U JPH02104500U JP H02104500 U JPH02104500 U JP H02104500U JP 1989013847 U JP1989013847 U JP 1989013847U JP 1384789 U JP1384789 U JP 1384789U JP H02104500 U JPH02104500 U JP H02104500U
Authority
JP
Japan
Prior art keywords
road
ultrasonic sensor
ultrasonic
road sign
vehicle
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
JP1989013847U
Other languages
English (en)
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 JP1989013847U priority Critical patent/JPH02104500U/ja
Publication of JPH02104500U publication Critical patent/JPH02104500U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Road Signs Or Road Markings (AREA)
  • Emergency Alarm Devices (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】
図面は本考案の実施例を示すもので、第1図は
本案装置を装着して走行する自動車の平面図、第
2図は同側面図、第3図は超音波センサーの角度
調整器のブロツク図。 1……道路標識、2……反射線、3……超音波
センサー。

Claims (1)

  1. 【実用新案登録請求の範囲】 道路標識近傍の道路表面に超音波反射特性に優
    れた物質で反射線を形成し、 前記反射線に超音波を当射する超音波センサー
    を警報器に連動させて車体の一部に接着し、且つ
    、その超音波センサーからの当射状角を自動車の
    走行速度に合わせて変化させる角度調整器を付設
    して一定時間間隔で道路標識を視認できるように
    したことを特徴とする道路標識視認装置。
JP1989013847U 1989-02-08 1989-02-08 Pending JPH02104500U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989013847U JPH02104500U (ja) 1989-02-08 1989-02-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989013847U JPH02104500U (ja) 1989-02-08 1989-02-08

Publications (1)

Publication Number Publication Date
JPH02104500U true JPH02104500U (ja) 1990-08-20

Family

ID=31224512

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989013847U Pending JPH02104500U (ja) 1989-02-08 1989-02-08

Country Status (1)

Country Link
JP (1) JPH02104500U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6259877B2 (ja) * 1981-03-24 1987-12-14 Fuji Electric Co Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6259877B2 (ja) * 1981-03-24 1987-12-14 Fuji Electric Co Ltd

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