JPH0424083U - - Google Patents

Info

Publication number
JPH0424083U
JPH0424083U JP6434790U JP6434790U JPH0424083U JP H0424083 U JPH0424083 U JP H0424083U JP 6434790 U JP6434790 U JP 6434790U JP 6434790 U JP6434790 U JP 6434790U JP H0424083 U JPH0424083 U JP H0424083U
Authority
JP
Japan
Prior art keywords
sound source
reflector
ultrasonic reflector
ultrasonic
reflecting
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
JP6434790U
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 JP6434790U priority Critical patent/JPH0424083U/ja
Publication of JPH0424083U publication Critical patent/JPH0424083U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】
第1図は本考案の作用説明図、第2図は本考案
実施例の外観斜視図、第3図は反射体10の展開
図、第4図は本考案の反射器1を鉄道踏切の障害
物検知用に使用した場合の説明図、第5図は従来
例の説明図であり、図中、 1……反射器、10……反射体、11,12,
13……平板。

Claims (1)

    【実用新案登録請求の範囲】
  1. 受信した音源からの超音波を再び音源側に反射
    させる為の超音波用反射器において、互いに直交
    する3つの平面から成る三角錐状凹陥部で反射面
    を構成した超音波用反射器。
JP6434790U 1990-06-18 1990-06-18 Pending JPH0424083U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6434790U JPH0424083U (ja) 1990-06-18 1990-06-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6434790U JPH0424083U (ja) 1990-06-18 1990-06-18

Publications (1)

Publication Number Publication Date
JPH0424083U true JPH0424083U (ja) 1992-02-27

Family

ID=31595212

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6434790U Pending JPH0424083U (ja) 1990-06-18 1990-06-18

Country Status (1)

Country Link
JP (1) JPH0424083U (ja)

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