JPS5832591U - gas leak alarm - Google Patents

gas leak alarm

Info

Publication number
JPS5832591U
JPS5832591U JP12548281U JP12548281U JPS5832591U JP S5832591 U JPS5832591 U JP S5832591U JP 12548281 U JP12548281 U JP 12548281U JP 12548281 U JP12548281 U JP 12548281U JP S5832591 U JPS5832591 U JP S5832591U
Authority
JP
Japan
Prior art keywords
gas
detection element
leak alarm
bridge circuit
gas leak
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
JP12548281U
Other languages
Japanese (ja)
Inventor
泰 鈴木
越波　碩
Original Assignee
株式会社日立ホームテック
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 株式会社日立ホームテック filed Critical 株式会社日立ホームテック
Priority to JP12548281U priority Critical patent/JPS5832591U/en
Publication of JPS5832591U publication Critical patent/JPS5832591U/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Alarm Devices (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (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) [Abstract] 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 the drawing]

図は本考案の一実施例を示すガス漏れ警報器の電気回路
図である。 １・・・交流電源、２・・・素子、５・・・ダイオード
、７゛　・・・トランジスタ、１０・・・ガス検知素子
、１１・・・トランス、１５．１６・・・トランジスタ
、１７・・・抵抗、１８・・・ブザー、Ａ・・・直流変
換回路、Ｂ・・・検出ブリッジ回路、Ｃ・・・増幅回路
。The figure is an electrical circuit diagram of a gas leak alarm showing an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... AC power supply, 2... Element, 5... Diode, 7゛... Transistor, 10... Gas detection element, 11... Transformer, 15.16... Transistor, 17... ...Resistor, 18...Buzzer, A...DC conversion circuit, B...Detection bridge circuit, C...Amplification circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ガス検知素子１０のヒーター用トランス１１の一次コイ
ル側を交流電源１と接続し、二次コイル側に上記ガス検
知素子１０を接続し該ガス検出素子１０を含め構成する
検出ブリッジ回路Ｂとその検出ブリッジ回路Ｂの入力端
はダイオード５、トランジスタ７及びトランス１１を介
して交流電源１と直列接続してなりその出力端はトラン
ジスタ１５．１６間に抵抗１７を介在させてなる増幅回
路Ｃにブザー１８と並列に素子２を直流変換回路Ａ１検
出ブリッジ回路Ｂを介し交流電源１と直列接続する如く
設け、ガス検知素子１ｏにより★子２とブザー１８を制
御することを特徴とするガス漏れ警報器。A detection bridge circuit B constituted by connecting the primary coil side of the heater transformer 11 of the gas detection element 10 to the AC power source 1 and connecting the gas detection element 10 to the secondary coil side, and including the gas detection element 10, and its detection. The input end of the bridge circuit B is connected in series with the AC power supply 1 via the diode 5, the transistor 7, and the transformer 11, and the output end is connected to the amplifier circuit C, which has a resistor 17 interposed between the transistors 15 and 16, and a buzzer 18. A gas leak alarm device characterized in that an element 2 is connected in series with an AC power source 1 via a DC converter circuit A1 and a detection bridge circuit B, and a gas detector 2 and a buzzer 18 are controlled by the gas detection element 1o.
JP12548281U 1981-08-25 1981-08-25 gas leak alarm Pending JPS5832591U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12548281U JPS5832591U (en) 1981-08-25 1981-08-25 gas leak alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12548281U JPS5832591U (en) 1981-08-25 1981-08-25 gas leak alarm

Publications (1)

Publication Number Publication Date
JPS5832591U true JPS5832591U (en) 1983-03-03

Family

ID=29919325

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12548281U Pending JPS5832591U (en) 1981-08-25 1981-08-25 gas leak alarm

Country Status (1)

Country Link
JP (1) JPS5832591U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62139246U (en) * 1986-02-28 1987-09-02

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62139246U (en) * 1986-02-28 1987-09-02

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