JPS57105931A - Vacuum breaker - Google Patents
Vacuum breakerInfo
- Publication number
- JPS57105931A JPS57105931A JP18311780A JP18311780A JPS57105931A JP S57105931 A JPS57105931 A JP S57105931A JP 18311780 A JP18311780 A JP 18311780A JP 18311780 A JP18311780 A JP 18311780A JP S57105931 A JPS57105931 A JP S57105931A
- Authority
- JP
- Japan
- Prior art keywords
- vacuum breaker
- breaker
- vacuum
- 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 (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18311780A JPS57105931A (en) | 1980-12-23 | 1980-12-23 | Vacuum breaker |
| EP81301116A EP0055008B1 (en) | 1980-12-22 | 1981-03-17 | Vacuum interrupter |
| DE8181301116T DE3173171D1 (en) | 1980-12-22 | 1981-03-17 | Vacuum interrupter |
| US06/246,639 US4415787A (en) | 1980-12-22 | 1981-03-23 | Vacuum interrupter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18311780A JPS57105931A (en) | 1980-12-23 | 1980-12-23 | Vacuum breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57105931A true JPS57105931A (en) | 1982-07-01 |
| JPS6357899B2 JPS6357899B2 (cs) | 1988-11-14 |
Family
ID=16130071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18311780A Granted JPS57105931A (en) | 1980-12-22 | 1980-12-23 | Vacuum breaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57105931A (cs) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5257974A (en) * | 1975-11-07 | 1977-05-12 | Hitachi Ltd | Vacuum valve circuit breaker |
| JPS558775A (en) * | 1978-07-05 | 1980-01-22 | Sankyo Co | Coin game machine |
-
1980
- 1980-12-23 JP JP18311780A patent/JPS57105931A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5257974A (en) * | 1975-11-07 | 1977-05-12 | Hitachi Ltd | Vacuum valve circuit breaker |
| JPS558775A (en) * | 1978-07-05 | 1980-01-22 | Sankyo Co | Coin game machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6357899B2 (cs) | 1988-11-14 |
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