JPS51115668A - Method of detecting deterioration of vacuum for vacuum valve circuit breaker - Google Patents
Method of detecting deterioration of vacuum for vacuum valve circuit breakerInfo
- Publication number
- JPS51115668A JPS51115668A JP4104975A JP4104975A JPS51115668A JP S51115668 A JPS51115668 A JP S51115668A JP 4104975 A JP4104975 A JP 4104975A JP 4104975 A JP4104975 A JP 4104975A JP S51115668 A JPS51115668 A JP S51115668A
- Authority
- JP
- Japan
- Prior art keywords
- vacuum
- circuit breaker
- valve circuit
- detecting deterioration
- vacuum valve
- 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
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4104975A JPS51115668A (en) | 1975-04-03 | 1975-04-03 | Method of detecting deterioration of vacuum for vacuum valve circuit breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4104975A JPS51115668A (en) | 1975-04-03 | 1975-04-03 | Method of detecting deterioration of vacuum for vacuum valve circuit breaker |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51115668A true JPS51115668A (en) | 1976-10-12 |
JPS561729B2 JPS561729B2 (ar) | 1981-01-14 |
Family
ID=12597537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4104975A Granted JPS51115668A (en) | 1975-04-03 | 1975-04-03 | Method of detecting deterioration of vacuum for vacuum valve circuit breaker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51115668A (ar) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5843823U (ja) * | 1981-09-17 | 1983-03-24 | マツダ株式会社 | プレス加工装置 |
JPS59133914A (ja) * | 1983-01-24 | 1984-08-01 | Hirata Press Kogyo Kk | 金属板製輸送容器用スキツドの製法 |
-
1975
- 1975-04-03 JP JP4104975A patent/JPS51115668A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS561729B2 (ar) | 1981-01-14 |
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