CH474144A - Flüssigkeitsarmer elektrischer Leistungsschalter - Google Patents
Flüssigkeitsarmer elektrischer LeistungsschalterInfo
- Publication number
- CH474144A CH474144A CH377067A CH377067A CH474144A CH 474144 A CH474144 A CH 474144A CH 377067 A CH377067 A CH 377067A CH 377067 A CH377067 A CH 377067A CH 474144 A CH474144 A CH 474144A
- Authority
- CH
- Switzerland
- Prior art keywords
- low
- circuit breaker
- electrical circuit
- liquid electrical
- liquid
- Prior art date
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
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
- H01H33/75—Liquid-break switches, e.g. oil-break
-
- 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)
- Actuator (AREA)
- Fluid-Damping Devices (AREA)
- Details Of Reciprocating Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES0094555 | 1964-12-10 | ||
DES0104958 | 1966-07-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH474144A true CH474144A (de) | 1969-06-15 |
Family
ID=25997922
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1253865A CH435412A (de) | 1964-12-10 | 1965-09-08 | Flüssigkeitsarmer elektrischer Leistungsschalter |
CH377067A CH474144A (de) | 1964-12-10 | 1967-03-14 | Flüssigkeitsarmer elektrischer Leistungsschalter |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1253865A CH435412A (de) | 1964-12-10 | 1965-09-08 | Flüssigkeitsarmer elektrischer Leistungsschalter |
Country Status (6)
Country | Link |
---|---|
US (1) | US3536889A (de) |
BE (1) | BE669847A (de) |
CH (2) | CH435412A (de) |
DE (2) | DE1490715A1 (de) |
FR (2) | FR1445421A (de) |
GB (1) | GB1189482A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1935298A1 (de) * | 1969-07-11 | 1971-01-14 | Bbc Brown Boveri & Cie | Schaltkammer fuer Druckgasschalter mit impulsartig betaetigten Schaltstuecken |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE568091C (de) * | 1928-07-17 | 1933-01-14 | Albert Friedinger | Elektrischer Zeitschalter in Luftpumpenform |
US1904539A (en) * | 1928-10-02 | 1933-04-18 | Ruppel Sigwart | Method of and apparatus for gas blast circuit interruption |
US2775670A (en) * | 1953-09-04 | 1956-12-25 | Ite Circuit Breaker Ltd | Combined air puffer air buffer for circuit breakers |
GB778909A (en) * | 1954-06-18 | 1957-07-17 | Reyrolle A & Co Ltd | Improvements relating to high-voltage electric circuit-breakers |
GB882818A (en) * | 1956-12-03 | 1961-11-22 | Ass Elect Ind | Improvements in and relating to dashpots |
DE1085592B (de) * | 1957-06-18 | 1960-07-21 | Elettromeccaniche Scarpa & Mag | Hochspannungs-Fluessigkeitsschalter in Saeulenbauart mit einer oben liegenden Querstromloeschkammer |
GB1018169A (en) * | 1963-02-18 | 1966-01-26 | Siemens Ag | Improvements in or relating to electric switches |
CH428928A (de) * | 1965-11-02 | 1967-01-31 | Bbc Brown Boveri & Cie | Einrichtung an einem Lastumschalter eines Stufenschalters für Regeltransformatoren |
-
1964
- 1964-12-10 DE DE19641490715 patent/DE1490715A1/de active Pending
-
1965
- 1965-08-27 FR FR29724A patent/FR1445421A/fr not_active Expired
- 1965-09-08 CH CH1253865A patent/CH435412A/de unknown
- 1965-09-20 BE BE669847D patent/BE669847A/xx unknown
-
1966
- 1966-07-22 DE DE19661665691 patent/DE1665691A1/de active Pending
-
1967
- 1967-03-14 CH CH377067A patent/CH474144A/de not_active IP Right Cessation
- 1967-04-06 FR FR101774A patent/FR92127E/fr not_active Expired
- 1967-05-03 GB GB20602/67A patent/GB1189482A/en not_active Expired
- 1967-06-26 US US648890A patent/US3536889A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR92127E (fr) | 1968-09-27 |
US3536889A (en) | 1970-10-27 |
DE1665691A1 (de) | 1970-12-23 |
DE1490715A1 (de) | 1969-09-18 |
BE669847A (de) | 1966-01-17 |
CH435412A (de) | 1967-05-15 |
GB1189482A (en) | 1970-04-29 |
FR1445421A (fr) | 1966-07-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |