JPS59122689U - Acoustic stop circuit - Google Patents

Acoustic stop circuit

Info

Publication number
JPS59122689U
JPS59122689U JP1208183U JP1208183U JPS59122689U JP S59122689 U JPS59122689 U JP S59122689U JP 1208183 U JP1208183 U JP 1208183U JP 1208183 U JP1208183 U JP 1208183U JP S59122689 U JPS59122689 U JP S59122689U
Authority
JP
Japan
Prior art keywords
circuit
switch
input terminal
stop circuit
fire signal
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
JP1208183U
Other languages
Japanese (ja)
Other versions
JPH0142225Y2 (en
Inventor
孝雄 藤沢
Original Assignee
ニツタン株式会社
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 by ニツタン株式会社 filed Critical ニツタン株式会社
Priority to JP1208183U priority Critical patent/JPS59122689U/en
Publication of JPS59122689U publication Critical patent/JPS59122689U/en
Application granted granted Critical
Publication of JPH0142225Y2 publication Critical patent/JPH0142225Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来の音響停止回路、第２図はこの考案の一実
施例を示す音響停止回路を示す図である。 １・・・第１のトランジスタ、２・・・両倒れノンロッ
クスイッチ、３・・・第２のトランジスタ、１０・・・
ラッチ回路。FIG. 1 is a diagram showing a conventional sound stop circuit, and FIG. 2 is a diagram showing a sound stop circuit showing an embodiment of this invention. DESCRIPTION OF SYMBOLS 1...First transistor, 2...Double-folding non-lock switch, 3...Second transistor, 10...
latch circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 火災信号入力端子と、火災信号によって導通し警報器を
鳴動させる第１のスイッチ回路と、ラッチ回路と、該ラ
ッチ回路の出力によって制御され上記第１のスイッチ回
路の入力を制御する第２のスイッチ回路と、接点の一方
を正、他方を負端子に接続された両倒れノンロックスイ
ッチとを備え、上記ラッチ回路の一方の入力端子を火災
信号入力端子に、他方の入力端子を両倒れノンロックス
イッチの中点に接続したことを特徴とすをる音響停止回
路。a fire signal input terminal, a first switch circuit that conducts in response to the fire signal and sounds an alarm, a latch circuit, and a second switch that is controlled by the output of the latch circuit and controls the input of the first switch circuit. circuit, and a double-folding non-lock switch with one of the contacts connected to the positive terminal and the other to the negative terminal, one input terminal of the latch circuit is connected to the fire signal input terminal, and the other input terminal is the double-folding non-lock switch. An acoustic stop circuit characterized in that it is connected to the midpoint of the switch.
JP1208183U 1983-02-01 1983-02-01 Acoustic stop circuit Granted JPS59122689U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1208183U JPS59122689U (en) 1983-02-01 1983-02-01 Acoustic stop circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1208183U JPS59122689U (en) 1983-02-01 1983-02-01 Acoustic stop circuit

Publications (2)

Publication Number Publication Date
JPS59122689U true JPS59122689U (en) 1984-08-18
JPH0142225Y2 JPH0142225Y2 (en) 1989-12-11

Family

ID=30143490

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1208183U Granted JPS59122689U (en) 1983-02-01 1983-02-01 Acoustic stop circuit

Country Status (1)

Country Link
JP (1) JPS59122689U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10275290A (en) * 1997-03-31 1998-10-13 Nohmi Bosai Ltd Fire receiver

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831990U (en) * 1971-08-12 1973-04-18
JPS4839880U (en) * 1971-09-14 1973-05-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831990U (en) * 1971-08-12 1973-04-18
JPS4839880U (en) * 1971-09-14 1973-05-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10275290A (en) * 1997-03-31 1998-10-13 Nohmi Bosai Ltd Fire receiver

Also Published As

Publication number Publication date
JPH0142225Y2 (en) 1989-12-11

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