JPS59123799U - 漏れ調査装置 - Google Patents
漏れ調査装置Info
- Publication number
- JPS59123799U JPS59123799U JP1787683U JP1787683U JPS59123799U JP S59123799 U JPS59123799 U JP S59123799U JP 1787683 U JP1787683 U JP 1787683U JP 1787683 U JP1787683 U JP 1787683U JP S59123799 U JPS59123799 U JP S59123799U
- Authority
- JP
- Japan
- Prior art keywords
- counter
- detection device
- leak detection
- pulses
- value
- 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
Links
Landscapes
- Emergency Alarm Devices (AREA)
- Examining Or Testing Airtightness (AREA)
- Pipeline Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1787683U JPS59123799U (ja) | 1983-02-09 | 1983-02-09 | 漏れ調査装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1787683U JPS59123799U (ja) | 1983-02-09 | 1983-02-09 | 漏れ調査装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59123799U true JPS59123799U (ja) | 1984-08-20 |
JPH0248956Y2 JPH0248956Y2 (ru) | 1990-12-21 |
Family
ID=30149099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1787683U Granted JPS59123799U (ja) | 1983-02-09 | 1983-02-09 | 漏れ調査装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59123799U (ru) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4974591A (ru) * | 1972-11-16 | 1974-07-18 | ||
JPS49111688A (ru) * | 1973-02-21 | 1974-10-24 | ||
JPS56162029A (en) * | 1980-05-19 | 1981-12-12 | Hitachi Ltd | Water leakage detecting method |
JPS5814015A (ja) * | 1981-07-17 | 1983-01-26 | Motohiro Gotanda | ガス異常使用検知装置 |
-
1983
- 1983-02-09 JP JP1787683U patent/JPS59123799U/ja active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4974591A (ru) * | 1972-11-16 | 1974-07-18 | ||
JPS49111688A (ru) * | 1973-02-21 | 1974-10-24 | ||
JPS56162029A (en) * | 1980-05-19 | 1981-12-12 | Hitachi Ltd | Water leakage detecting method |
JPS5814015A (ja) * | 1981-07-17 | 1983-01-26 | Motohiro Gotanda | ガス異常使用検知装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0248956Y2 (ru) | 1990-12-21 |
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