JPS60116598U - gas detection device - Google Patents

gas detection device

Info

Publication number
JPS60116598U
JPS60116598U JP390884U JP390884U JPS60116598U JP S60116598 U JPS60116598 U JP S60116598U JP 390884 U JP390884 U JP 390884U JP 390884 U JP390884 U JP 390884U JP S60116598 U JPS60116598 U JP S60116598U
Authority
JP
Japan
Prior art keywords
gas detection
detection device
circuit
stabilizing circuit
gas
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
JP390884U
Other languages
Japanese (ja)
Other versions
JPH0435991Y2 (en
Inventor
望月　幹夫
Original Assignee
能美防災株式会社
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 能美防災株式会社 filed Critical 能美防災株式会社
Priority to JP390884U priority Critical patent/JPS60116598U/en
Publication of JPS60116598U publication Critical patent/JPS60116598U/en
Application granted granted Critical
Publication of JPH0435991Y2 publication Critical patent/JPH0435991Y2/ja
Granted legal-status Critical Current

Links

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  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Emergency Alarm Devices (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 the drawing]

第１図乃至第３図は、本考案の第１実施例乃至第３実施
例を示す図で、第１図は、ツェナダイオード□を用いた
回路、第２図、第３図はＦＥＴを用いた回路、第４図は
ガス検知装置全体の回路図、第５図は本考案に係るガス
検知装置の概略図、第６”Ｃｆｆ１は従来例を示す図で
ある。 １・・・・・・ガス検知素子、４・・・・・・可変抵抗
、５・・・・・・ツェナダイオード、６・・・・・・Ｆ
ＥＴ、　［Ｊ・・・・・・ユニット。1 to 3 are diagrams showing the first to third embodiments of the present invention, in which FIG. 1 shows a circuit using a Zener diode □, and FIGS. 2 and 3 show a circuit using an FET. 4 is a circuit diagram of the entire gas detection device, FIG. 5 is a schematic diagram of the gas detection device according to the present invention, and No. 6"Cff1 is a diagram showing a conventional example. 1... Gas detection element, 4...Variable resistor, 5...Zena diode, 6...F
ET, [J...unit.

Claims (1)

【実用新案登録請求の範囲】 １　ガスに接触するこ去により、その電気抵抗値が変化
するガス検知素子と、感度調整抵抗と、電源電圧に対す
る安定化回路とを有することを特徴とするガス検知装置
。 ２　前記安定化回路が、定電圧回路である実用新案登録
請求の範囲第１項記載のガス検知装置。 ３　前記安定回路が、定電流回路であ名実用新案登録請
求の範囲第１項記載のガス検知装置。 ４　前記ガス検知素子と、感度調整抵抗と、電源電圧に
対する安定化回路とがユニットで、かつ同一プリント基
板上に形成されている実用新案登録請求の範囲第１項記
載のガス検知装置。[Claims for Utility Model Registration] 1. A gas detection device characterized by having a gas detection element whose electrical resistance changes upon contact with gas, a sensitivity adjustment resistor, and a stabilizing circuit for power supply voltage. Device. 2. The gas detection device according to claim 1, wherein the stabilizing circuit is a constant voltage circuit. 3. The gas detection device according to claim 1, wherein the stabilizing circuit is a constant current circuit. 4. The gas detection device according to claim 1, wherein the gas detection element, the sensitivity adjustment resistor, and the stabilizing circuit for power supply voltage are formed as a unit and on the same printed circuit board.
JP390884U 1984-01-14 1984-01-14 gas detection device Granted JPS60116598U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP390884U JPS60116598U (en) 1984-01-14 1984-01-14 gas detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP390884U JPS60116598U (en) 1984-01-14 1984-01-14 gas detection device

Publications (2)

Publication Number Publication Date
JPS60116598U true JPS60116598U (en) 1985-08-07
JPH0435991Y2 JPH0435991Y2 (en) 1992-08-25

Family

ID=30478976

Family Applications (1)

Application Number Title Priority Date Filing Date
JP390884U Granted JPS60116598U (en) 1984-01-14 1984-01-14 gas detection device

Country Status (1)

Country Link
JP (1) JPS60116598U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015022586A (en) * 2013-07-19 2015-02-02 新コスモス電機株式会社 Alarm

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4721681B2 (en) * 2004-09-16 2011-07-13 大阪瓦斯株式会社 Alarm device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57182153A (en) * 1981-05-02 1982-11-09 Toshiba Corp Gas detector
JPS57189289A (en) * 1981-05-15 1982-11-20 Toubishi Kogyo Kk Gas detection monitor
JPS581154U (en) * 1982-04-19 1983-01-06 ニッタン株式会社 gas detection device
JPS5830861U (en) * 1981-08-25 1983-02-28 松下電工株式会社 gas detector
JPS5871895U (en) * 1981-11-04 1983-05-16 シャープ株式会社 Gas leak alarm device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS581154B2 (en) * 1974-04-30 1983-01-10 三井東圧化学株式会社 Netsukasei acrylic
JPS5830861B2 (en) * 1979-06-07 1983-07-01 昭和電線電纜株式会社 cable pulling machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57182153A (en) * 1981-05-02 1982-11-09 Toshiba Corp Gas detector
JPS57189289A (en) * 1981-05-15 1982-11-20 Toubishi Kogyo Kk Gas detection monitor
JPS5830861U (en) * 1981-08-25 1983-02-28 松下電工株式会社 gas detector
JPS5871895U (en) * 1981-11-04 1983-05-16 シャープ株式会社 Gas leak alarm device
JPS581154U (en) * 1982-04-19 1983-01-06 ニッタン株式会社 gas detection device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015022586A (en) * 2013-07-19 2015-02-02 新コスモス電機株式会社 Alarm

Also Published As

Publication number Publication date
JPH0435991Y2 (en) 1992-08-25

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