JPS596748U - Gas piping leak detection device - Google Patents
Gas piping leak detection deviceInfo
- Publication number
- JPS596748U JPS596748U JP10170682U JP10170682U JPS596748U JP S596748 U JPS596748 U JP S596748U JP 10170682 U JP10170682 U JP 10170682U JP 10170682 U JP10170682 U JP 10170682U JP S596748 U JPS596748 U JP S596748U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- leak detection
- circuit
- piping
- gas piping
- 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
- Examining Or Testing Airtightness (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
第１図は本考案の気体漏れ検知装置の構成を示す説明図
、第２図は気体漏れ検知装置のアンプ回路図、第３図は
本考案の気体漏れ検知装置の配置図、第４図は別の実施
例の配置図、第５図は別の実施例のアンプ回路図。
１．１’、１”−・・・・・サーミスタ、２・・・・・
・配管、−３・・・・・・アンプ回路。
１−Fig. 1 is an explanatory diagram showing the configuration of the gas leak detection device of the present invention, Fig. 2 is an amplifier circuit diagram of the gas leak detection device, Fig. 3 is a layout diagram of the gas leak detection device of the present invention, and Fig. 4 is an illustration showing the configuration of the gas leak detection device of the present invention. FIG. 5 is a layout diagram of another embodiment, and FIG. 5 is an amplifier circuit diagram of another embodiment. 1.1', 1''--Thermistor, 2...
・Piping, -3...Amplifier circuit. 1-
Claims (1)
′と配管外に設けた固定抵抗９．９′とを直列に連結す
る測定回路と、配管外に設けた基準回路と、該測定回路
のセンス電圧１０．１０′と基準回路の基準電圧７．７
′とを比較するよう前記測定回路及び基準回路に接続さ
れた比較回路４と韮りなり、気流によるサーミスタの温
度の低下に伴うセンス電圧１０．１０’の変化に連動し
て比較回路４より出力を発することを特徴とする気体配
管の漏れ検知装置。Thermistor 1.1 installed in the piping and constantly conducting current
9.9' connected in series with a fixed resistor 9.9' provided outside the piping, a reference circuit provided outside the piping, a sense voltage 10.10' of the measuring circuit, and a reference voltage 7.9' of the reference circuit. 7
The comparison circuit 4 is connected to the measurement circuit and the reference circuit so as to compare the voltage 10. A gas piping leak detection device characterized by emitting .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10170682U JPS596748U (en) | 1982-07-07 | 1982-07-07 | Gas piping leak detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10170682U JPS596748U (en) | 1982-07-07 | 1982-07-07 | Gas piping leak detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS596748U true JPS596748U (en) | 1984-01-17 |
Family
ID=30240063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10170682U Pending JPS596748U (en) | 1982-07-07 | 1982-07-07 | Gas piping leak detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS596748U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63192414A (en) * | 1987-02-05 | 1988-08-09 | オ−トマツクス株式会社 | Floor surface cleaning robot |
| WO2017154687A1 (en) * | 2016-03-09 | 2017-09-14 | 本田技研工業株式会社 | Leak detection method for open emission analysis, and open emission analysis device |
-
1982
- 1982-07-07 JP JP10170682U patent/JPS596748U/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63192414A (en) * | 1987-02-05 | 1988-08-09 | オ−トマツクス株式会社 | Floor surface cleaning robot |
| WO2017154687A1 (en) * | 2016-03-09 | 2017-09-14 | 本田技研工業株式会社 | Leak detection method for open emission analysis, and open emission analysis device |
| JP2017161372A (en) * | 2016-03-09 | 2017-09-14 | 本田技研工業株式会社 | Leakage detection method of open emission analysis and open emission analysis device |
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