GB505603A - Improvements in or relating to liquid-insulated electric circuit-breakers - Google Patents
Improvements in or relating to liquid-insulated electric circuit-breakersInfo
- Publication number
- GB505603A GB505603A GB31344/37A GB3134437A GB505603A GB 505603 A GB505603 A GB 505603A GB 31344/37 A GB31344/37 A GB 31344/37A GB 3134437 A GB3134437 A GB 3134437A GB 505603 A GB505603 A GB 505603A
- Authority
- GB
- United Kingdom
- Prior art keywords
- breakers
- relating
- liquid
- electric circuit
- insulated electric
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
- H01H33/92—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being liquid, e.g. oil
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Circuit Breakers (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB31344/37A GB505603A (en) | 1937-11-15 | 1937-11-15 | Improvements in or relating to liquid-insulated electric circuit-breakers |
| US239169A US2214518A (en) | 1937-11-15 | 1938-11-05 | Liquid-insulated electric circuit breaker |
| FR845967D FR845967A (en) | 1937-11-15 | 1938-11-14 | Improvements to liquid-insulated electrical switches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB31344/37A GB505603A (en) | 1937-11-15 | 1937-11-15 | Improvements in or relating to liquid-insulated electric circuit-breakers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB505603A true GB505603A (en) | 1939-05-15 |
Family
ID=10321722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB31344/37A Expired GB505603A (en) | 1937-11-15 | 1937-11-15 | Improvements in or relating to liquid-insulated electric circuit-breakers |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2214518A (en) |
| FR (1) | FR845967A (en) |
| GB (1) | GB505603A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1087218B (en) * | 1956-09-01 | 1960-08-18 | Licentia Gmbh | Fluid switch, especially low-oil switch |
| FR1168741A (en) * | 1957-03-01 | 1958-12-15 | Further training in circuit breakers |
-
1937
- 1937-11-15 GB GB31344/37A patent/GB505603A/en not_active Expired
-
1938
- 1938-11-05 US US239169A patent/US2214518A/en not_active Expired - Lifetime
- 1938-11-14 FR FR845967D patent/FR845967A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2214518A (en) | 1940-09-10 |
| FR845967A (en) | 1939-09-06 |
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