JPS5636818A - Vacuum degree deterioration detector for vacuum breaker - Google Patents
Vacuum degree deterioration detector for vacuum breakerInfo
- Publication number
- JPS5636818A JPS5636818A JP11255879A JP11255879A JPS5636818A JP S5636818 A JPS5636818 A JP S5636818A JP 11255879 A JP11255879 A JP 11255879A JP 11255879 A JP11255879 A JP 11255879A JP S5636818 A JPS5636818 A JP S5636818A
- Authority
- JP
- Japan
- Prior art keywords
- vacuum
- deterioration detector
- breaker
- degree deterioration
- vacuum degree
- 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
- Measuring Fluid Pressure (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11255879A JPS5636818A (en) | 1979-09-03 | 1979-09-03 | Vacuum degree deterioration detector for vacuum breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11255879A JPS5636818A (en) | 1979-09-03 | 1979-09-03 | Vacuum degree deterioration detector for vacuum breaker |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5636818A true JPS5636818A (en) | 1981-04-10 |
Family
ID=14589667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11255879A Pending JPS5636818A (en) | 1979-09-03 | 1979-09-03 | Vacuum degree deterioration detector for vacuum breaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5636818A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60212019A (en) * | 1984-04-05 | 1985-10-24 | Murata Mfg Co Ltd | Surface acoustic wave device |
JPS61132741A (en) * | 1984-11-30 | 1986-06-20 | Suzuki Motor Co Ltd | Air-fuel ratio controller internal-conbustion engine |
US6426627B2 (en) | 1999-12-16 | 2002-07-30 | Hitachi, Ltd. | Vacuum switch including vacuum-measurement devices, switchgear using the vacuum switch, and operation method thereof |
-
1979
- 1979-09-03 JP JP11255879A patent/JPS5636818A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60212019A (en) * | 1984-04-05 | 1985-10-24 | Murata Mfg Co Ltd | Surface acoustic wave device |
JPH0510844B2 (en) * | 1984-04-05 | 1993-02-10 | Murata Manufacturing Co | |
JPS61132741A (en) * | 1984-11-30 | 1986-06-20 | Suzuki Motor Co Ltd | Air-fuel ratio controller internal-conbustion engine |
US6426627B2 (en) | 1999-12-16 | 2002-07-30 | Hitachi, Ltd. | Vacuum switch including vacuum-measurement devices, switchgear using the vacuum switch, and operation method thereof |
US6529009B2 (en) | 1999-12-16 | 2003-03-04 | Hitachi, Ltd. | Vacuum switch including vacuum-measurement devices, switchgear using the vacuum switch, and operation method thereof |
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