JPS6397196U - - Google Patents

Info

Publication number
JPS6397196U
JPS6397196U JP18984786U JP18984786U JPS6397196U JP S6397196 U JPS6397196 U JP S6397196U JP 18984786 U JP18984786 U JP 18984786U JP 18984786 U JP18984786 U JP 18984786U JP S6397196 U JPS6397196 U JP S6397196U
Authority
JP
Japan
Prior art keywords
power source
power
circuit
detection circuit
alarm
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.)
Granted
Application number
JP18984786U
Other languages
English (en)
Other versions
JPH074718Y2 (ja
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 JP18984786U priority Critical patent/JPH074718Y2/ja
Publication of JPS6397196U publication Critical patent/JPS6397196U/ja
Application granted granted Critical
Publication of JPH074718Y2 publication Critical patent/JPH074718Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Stand-By Power Supply Arrangements (AREA)

Description

【図面の簡単な説明】
図面はこの考案の一実施例を示す回路図である
。 図中、１は屋内配線、２はブレーカ、３はコン
セント、はガスもれ警報器、は停電検出器、
Ｐはプラグ、Ｓはガスセンサ、Ｄ１〜Ｄ４はダイ
オード、Ｃ１〜Ｃ４はコンデンサ、Ｒ１〜Ｒ７は
抵抗器、ＩＣは比較器、ＢＺはブザー、Ｔｒ１，
Ｔｒ２はトランジスタ、１０は電源バツクアツプ
回路、２０は電源断検出回路、３０は発振回路、
４０は導通検出回路、Ｇはゲート回路である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 所定のガス濃度で作動し警報を発生するガスも
    れ警報器において、常時はコンデンサに充電が行
    われ交流電源がオフのとき電源となる電源バツク
    アツプ回路を設け、さらに前記交流電源の供給が
    断になつたことを検出する電源断検出回路と、前
    記交流電源の周波数より高い周波数の信号を発生
    する発振回路と、この発振回路の出力を接地した
    端子に印加し前記交流電源の電源プラグの挿脱を
    検出する導通検出回路と、前記電源断検出回路か
    ら電源断が検出され、かつ前記導通検出回路でプ
    ラグの脱離が検出されたとき警報信号を出力する
    回路とを設けたことを特徴とするガスもれ警報装
    置。
JP18984786U 1986-12-11 1986-12-11 ガスもれ警報装置 Expired - Lifetime JPH074718Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18984786U JPH074718Y2 (ja) 1986-12-11 1986-12-11 ガスもれ警報装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18984786U JPH074718Y2 (ja) 1986-12-11 1986-12-11 ガスもれ警報装置

Publications (2)

Publication Number Publication Date
JPS6397196U true JPS6397196U (ja) 1988-06-23
JPH074718Y2 JPH074718Y2 (ja) 1995-02-01

Family

ID=31142513

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18984786U Expired - Lifetime JPH074718Y2 (ja) 1986-12-11 1986-12-11 ガスもれ警報装置

Country Status (1)

Country Link
JP (1) JPH074718Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63147796U (ja) * 1987-03-16 1988-09-29

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63147796U (ja) * 1987-03-16 1988-09-29

Also Published As

Publication number Publication date
JPH074718Y2 (ja) 1995-02-01

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