JPH0210450Y2 - - Google Patents
Info
- Publication number
- JPH0210450Y2 JPH0210450Y2 JP1981115897U JP11589781U JPH0210450Y2 JP H0210450 Y2 JPH0210450 Y2 JP H0210450Y2 JP 1981115897 U JP1981115897 U JP 1981115897U JP 11589781 U JP11589781 U JP 11589781U JP H0210450 Y2 JPH0210450 Y2 JP H0210450Y2
- Authority
- JP
- Japan
- Prior art keywords
- output
- signal
- circuit
- gas leak
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 40
- 230000010355 oscillation Effects 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000012544 monitoring process Methods 0.000 description 6
- 238000012806 monitoring device Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 3
- 230000004913 activation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Pipeline Systems (AREA)
- Emergency Alarm Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11589781U JPS5821848U (ja) | 1981-08-04 | 1981-08-04 | ガス漏れ検出器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11589781U JPS5821848U (ja) | 1981-08-04 | 1981-08-04 | ガス漏れ検出器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5821848U JPS5821848U (ja) | 1983-02-10 |
| JPH0210450Y2 true JPH0210450Y2 (US06174465-20010116-C00003.png) | 1990-03-15 |
Family
ID=29910144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11589781U Granted JPS5821848U (ja) | 1981-08-04 | 1981-08-04 | ガス漏れ検出器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5821848U (US06174465-20010116-C00003.png) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55147341A (en) * | 1979-05-08 | 1980-11-17 | Riken Keiki Kk | Alarming device for gas concentration |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6142121Y2 (US06174465-20010116-C00003.png) * | 1979-10-18 | 1986-11-29 |
-
1981
- 1981-08-04 JP JP11589781U patent/JPS5821848U/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55147341A (en) * | 1979-05-08 | 1980-11-17 | Riken Keiki Kk | Alarming device for gas concentration |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5821848U (ja) | 1983-02-10 |
