JPH01155586U - - Google Patents

Info

Publication number
JPH01155586U
JPH01155586U JP4913288U JP4913288U JPH01155586U JP H01155586 U JPH01155586 U JP H01155586U JP 4913288 U JP4913288 U JP 4913288U JP 4913288 U JP4913288 U JP 4913288U JP H01155586 U JPH01155586 U JP H01155586U
Authority
JP
Japan
Prior art keywords
pass filter
output
alarm
microphone
alarm device
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
JP4913288U
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 JP4913288U priority Critical patent/JPH01155586U/ja
Publication of JPH01155586U publication Critical patent/JPH01155586U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)

Description

【図面の簡単な説明】
第1図は本考案の構成の説明図、第2図は非接
触式作動解除装置の使用の一例の説明図、第3図
は自動車ドア外板へのマイクの取付け説明図、第
4図は投光器と受光器を使用する一実施態様の説
明図。 3……マイクロホン、7……ハイパスフイルタ
、9……警報発生回路、10……ホーン、11…
…警報解除回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. ドアの裏面に取付けた集音マイクロホン、該マ
    イクロホン出力の内の高周波信号のみを取出すハ
    イパスフイルタ、該ハイパスフイルタの出力に応
    じて作動する警報装置、該警報装置の作動を解除
    する非接触式作動解除装置からなる自動車等の防
    犯警報装置。
JP4913288U 1988-04-12 1988-04-12 Pending JPH01155586U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4913288U JPH01155586U (ja) 1988-04-12 1988-04-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4913288U JPH01155586U (ja) 1988-04-12 1988-04-12

Publications (1)

Publication Number Publication Date
JPH01155586U true JPH01155586U (ja) 1989-10-25

Family

ID=31275247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4913288U Pending JPH01155586U (ja) 1988-04-12 1988-04-12

Country Status (1)

Country Link
JP (1) JPH01155586U (ja)

Similar Documents

Publication Publication Date Title
JPH01155586U (ja)
JPH0476568U (ja)
JPS63151336U (ja)
JPS6015683U (ja) 車両警戒装置
JPH049001U (ja)
JPH02116182U (ja)
JPS63147794U (ja)
JPS6368100U (ja)
JPS58164090U (ja) 盗難防止器
JPS61180836U (ja)
JPH02133791U (ja)
JPH02105037U (ja)
JPS59174692U (ja) 物体接近警報装置
JPS6276692U (ja)
JPS62114853U (ja)
JPS63161912U (ja)
JPS60124352U (ja) 車輛用左折警報装置
JPS6081145U (ja) 聴音装置付き自動車
JPH0485998U (ja)
JPS60126899U (ja) 超音波障害物検知装置
JPH03109500U (ja)
JPS59151395U (ja) 緊急車接近警報装置
JPS6439160U (ja)
JPS6017045U (ja) 車載用オ−デイオ装置
JPS6384586U (ja)