CH516868A - Low-liquid circuit breaker - Google Patents
Low-liquid circuit breakerInfo
- Publication number
- CH516868A CH516868A CH783270A CH783270A CH516868A CH 516868 A CH516868 A CH 516868A CH 783270 A CH783270 A CH 783270A CH 783270 A CH783270 A CH 783270A CH 516868 A CH516868 A CH 516868A
- Authority
- CH
- Switzerland
- Prior art keywords
- low
- circuit breaker
- liquid circuit
- liquid
- breaker
- 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
- H01H33/88—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)
- Details Of Reciprocating Pumps (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Circuit Breakers (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH783270A CH516868A (en) | 1970-05-22 | 1970-05-22 | Low-liquid circuit breaker |
DE7030706U DE7030706U (en) | 1970-05-22 | 1970-08-17 | LOW-LIQUID CIRCUIT BREAKER. |
DE2040666A DE2040666C3 (en) | 1970-05-22 | 1970-08-17 | Low-liquid circuit breaker |
US00141799A US3721787A (en) | 1970-05-22 | 1971-05-10 | Minimum fluid circuit breaker including stroke-dependent injection of quenching fluid into switch contact chamber |
FR7118097A FR2091773A5 (en) | 1970-05-22 | 1971-05-19 | |
SE06606/71A SE362162B (en) | 1970-05-22 | 1971-05-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH783270A CH516868A (en) | 1970-05-22 | 1970-05-22 | Low-liquid circuit breaker |
Publications (1)
Publication Number | Publication Date |
---|---|
CH516868A true CH516868A (en) | 1971-12-15 |
Family
ID=4331122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH783270A CH516868A (en) | 1970-05-22 | 1970-05-22 | Low-liquid circuit breaker |
Country Status (5)
Country | Link |
---|---|
US (1) | US3721787A (en) |
CH (1) | CH516868A (en) |
DE (2) | DE2040666C3 (en) |
FR (1) | FR2091773A5 (en) |
SE (1) | SE362162B (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE671326C (en) * | 1937-10-16 | 1939-02-04 | Voigt & Haeffner Akt Ges | Switch with arc extinguishing by compressed air |
US2442010A (en) * | 1943-12-24 | 1948-05-25 | Westinghouse Electric Corp | Circuit interrupter |
CH321292A (en) * | 1954-04-30 | 1957-04-30 | Oerlikon Maschf | Extinguishing chamber of a circuit breaker with liquid extinguishing agent |
DE1106839B (en) * | 1958-09-04 | 1961-05-18 | Sachsenwerk Licht & Kraft Ag | Fire chamber for low-liquid electrical circuit breakers |
CH380212A (en) * | 1960-03-16 | 1964-07-31 | Oerlikon Maschf | Quenching device for circuit breakers with fixed and moving contacts |
-
1970
- 1970-05-22 CH CH783270A patent/CH516868A/en not_active IP Right Cessation
- 1970-08-17 DE DE2040666A patent/DE2040666C3/en not_active Expired
- 1970-08-17 DE DE7030706U patent/DE7030706U/en not_active Expired
-
1971
- 1971-05-10 US US00141799A patent/US3721787A/en not_active Expired - Lifetime
- 1971-05-19 FR FR7118097A patent/FR2091773A5/fr not_active Expired
- 1971-05-21 SE SE06606/71A patent/SE362162B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE2040666B2 (en) | 1979-07-26 |
DE2040666A1 (en) | 1971-12-02 |
DE7030706U (en) | 1972-02-17 |
US3721787A (en) | 1973-03-20 |
DE2040666C3 (en) | 1980-04-03 |
FR2091773A5 (en) | 1972-01-14 |
SE362162B (en) | 1973-11-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |