JPH0423539U - - Google Patents

Info

Publication number
JPH0423539U
JPH0423539U JP1990066561U JP6656190U JPH0423539U JP H0423539 U JPH0423539 U JP H0423539U JP 1990066561 U JP1990066561 U JP 1990066561U JP 6656190 U JP6656190 U JP 6656190U JP H0423539 U JPH0423539 U JP H0423539U
Authority
JP
Japan
Prior art keywords
circuit
warning device
pulse
same embodiment
ultrasonic sensor
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
JP1990066561U
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 JP1990066561U priority Critical patent/JPH0423539U/ja
Publication of JPH0423539U publication Critical patent/JPH0423539U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (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、本考案一実施例の全体配置図。第2
図は、同実施例の作動説明図。第3図は、同実施
例の回路のブロツク構成図。第4図は、同実施例
の比較回路で行う波形比較の説明図。 1,2……超音波センサ、3……接近警報装置
、4……パルス発生回路、5……送信回路、6…
…アンテナ、7……受信回路、8……比較回路、
9……警報出力回路、9A……論理和回路、10
……警報ランプ、11……ブザ、15……キヤブ
、16……コンテナ、17,18……軌跡、19
……支障物、20……電源装置、20A……手動
スイツチ入力手段、20B……自動スイツチ入力
手段、P11,P12,P13,P14……発信
パルス、P21,P23……受信パルス、T,t
,t,t……各パルス間の時隔。

Claims (1)

  1. 【実用新案登録請求の範囲】 車体の前上部の両側に設けられた超音波センサ
    と、 運転室に設けられこのセンサによる接近警報装
    置と を備えたことを特徴とする自動車の警報装置。
JP1990066561U 1990-06-21 1990-06-21 Pending JPH0423539U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990066561U JPH0423539U (ja) 1990-06-21 1990-06-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990066561U JPH0423539U (ja) 1990-06-21 1990-06-21

Publications (1)

Publication Number Publication Date
JPH0423539U true JPH0423539U (ja) 1992-02-26

Family

ID=31599373

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990066561U Pending JPH0423539U (ja) 1990-06-21 1990-06-21

Country Status (1)

Country Link
JP (1) JPH0423539U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0255187B2 (ja) * 1982-02-25 1990-11-26 Toyoda Machine Works Ltd

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0255187B2 (ja) * 1982-02-25 1990-11-26 Toyoda Machine Works Ltd

Similar Documents

Publication Publication Date Title
JPH0423539U (ja)
JPH0266355U (ja)
JPH0288498U (ja)
JPS642640U (ja)
JPH01178700U (ja)
JPS6326140U (ja)
JPH0328890U (ja)
JPH0324429U (ja)
JPH01128442U (ja)
JPH0273299U (ja)
JPH02123431U (ja)
JPH0345371U (ja)
JPS63111193U (ja)
JPS63170361U (ja)
JPS6232087U (ja)
JPS61152586U (ja)
JPS62128954U (ja)
JPS63170346U (ja)
JPS625287U (ja)
JPS62182860U (ja)
JPH0382658U (ja)
JPH0414693U (ja)
JPH0239185U (ja)
JPS62100245U (ja)
JPS6181461U (ja)