JPS5885290U - gas leak alarm - Google Patents
gas leak alarmInfo
- Publication number
- JPS5885290U JPS5885290U JP17823881U JP17823881U JPS5885290U JP S5885290 U JPS5885290 U JP S5885290U JP 17823881 U JP17823881 U JP 17823881U JP 17823881 U JP17823881 U JP 17823881U JP S5885290 U JPS5885290 U JP S5885290U
- Authority
- JP
- Japan
- Prior art keywords
- buzzer
- circuit
- initial
- gas
- 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.)
- Pending
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (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
図面は本考案の一実施例を示すギス漏れ警報器 ゛の電
気配線図である。
Ａ、 Ｂ・・・直流電源回路、Ｃ・・・ガス検知回路、
Ｆ・・・警報遅延回路、Ｄ・・・弛張発振回路、Ｅ・・
・初期ブザー回避タイマー回路、８・・・ガス検知素子
、４２・・・ブザー、３０・・・コンデンサ。The drawing is an electrical wiring diagram of a leak alarm device showing an embodiment of the present invention. A, B...DC power supply circuit, C...gas detection circuit,
F... Alarm delay circuit, D... Relaxation oscillation circuit, E...
- Initial buzzer avoidance timer circuit, 8... gas detection element, 42... buzzer, 30... capacitor.
Claims (1)
検知回路と警報遅延回路とコンデンサの充電時間による
初期ブザー回避タイマー回路とを設け、ガス検知回路の
出力を警報遅延回路の入力に接続し、かつ、警報遅延回
路の出力にブザーを接続したガス漏れ警報器において、
弛張発振回路りを設け、その出力を初期ブザー回避タイ
マー回路Ｅの入力と警報遅延回路Ｆの入力とに各接続し
、初期ブザー回避タイマー回路Ｅのコンデンサ３０の容
量を低減するとともにガス検知素子８の生ガスの検知に
よってブザー４２を断続的に鳴らすことを特徴とするガ
ス漏れ警報器。A gas detection circuit that detects raw gas by a change in resistance of a gas detection element, an alarm delay circuit, and an initial buzzer avoidance timer circuit based on the charging time of a capacitor are provided, and the output of the gas detection circuit is connected to the input of the alarm delay circuit, and , in a gas leak alarm device with a buzzer connected to the output of the alarm delay circuit,
A relaxation oscillation circuit is provided, and its output is connected to the input of the initial buzzer avoidance timer circuit E and the input of the alarm delay circuit F, thereby reducing the capacitance of the capacitor 30 of the initial buzzer avoidance timer circuit E, and reducing the capacitance of the capacitor 30 of the initial buzzer avoidance timer circuit E. A gas leak alarm characterized in that a buzzer 42 intermittently sounds when raw gas is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17823881U JPS5885290U (en) | 1981-11-30 | 1981-11-30 | gas leak alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17823881U JPS5885290U (en) | 1981-11-30 | 1981-11-30 | gas leak alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5885290U true JPS5885290U (en) | 1983-06-09 |
Family
ID=29972850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17823881U Pending JPS5885290U (en) | 1981-11-30 | 1981-11-30 | gas leak alarm |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5885290U (en) |
-
1981
- 1981-11-30 JP JP17823881U patent/JPS5885290U/en active Pending
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