CH446477A - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number: CH446477A
Authority: CH; Switzerland
Prior art keywords: circuit breaker; breaker; circuit
Prior art date: 1965-02-26

Application number

CH186466A

Other languages

German (de)

Inventor

H Fischer William

Original Assignee

Westinghouse Electric Corp

Priority date (The priority date 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 date listed.)

1965-02-26

Filing date

1966-02-10

Publication date

1967-11-15

1966-02-10 Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp

1967-11-15 Publication of CH446477A publication Critical patent/CH446477A/en

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
- 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
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/22—Selection of fluids for arc-extinguishing
- 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
- H01H33/91—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 air or gas
- 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
- H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
- 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
- H01H33/91—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 air or gas
- H01H2033/912—Liquified gases, e.g. liquified SF6

CH186466A 1965-02-26 1966-02-10 Circuit breaker CH446477A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US435563A US3406269A (en)	1965-02-26	1965-02-26	Fluid-blast circuit breakers having means for increasing the density of the fluid during interruption

Publications (1)

Publication Number	Publication Date
CH446477A true CH446477A (en)	1967-11-15

Family

ID=23728904

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH186466A CH446477A (en)	1965-02-26	1966-02-10	Circuit breaker

Country Status (4)

Country	Link
US (1)	US3406269A (en)
AT (1)	AT262432B (en)
CH (1)	CH446477A (en)
DE (1)	DE1615019A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1537673A (en) *	1966-04-15	1968-09-07		Improvements made to circuit breakers
FR2154928A5 (en) *	1971-09-30	1973-05-18	Gratzmuller Jean Louis
DE2149625A1 (en) *	1971-10-05	1973-04-12	Siemens Ag	LIQUID ELECTRONEGATIVE GAS FILLED TWO-PRESSURE HIGH VOLTAGE SWITCH
US3946180A (en) *	1974-04-22	1976-03-23	I-T-E Imperial Corporation	Downstream injection nozzle for puffer circuit interrupter
US4079219A (en) *	1975-08-29	1978-03-14	I-T-E Imperial Corporation	SF 6 Puffer for arc spinner
US4307274A (en) *	1977-07-22	1981-12-22	Electric Power Research Institute, Inc.	Circuit interrupter using dielectric liquid with energy storage
US4288668A (en) *	1977-08-22	1981-09-08	Electric Power Research Institute, Inc.	Circuit interrupter using a minimum of dielectric liquid
US4268733A (en) *	1977-10-19	1981-05-19	Gould Inc.	Liquid SF6 puffer type circuit interrupter
US4273978A (en) *	1978-06-09	1981-06-16	Electric Power Research Institute, Inc.	Liquid interrupter module
DE2966751D1 (en) *	1979-06-25	1984-04-12	Westinghouse Electric Corp	Power circuit interrupter
JPS57202003A (en) *	1981-06-03	1982-12-10	Hitachi Ltd	Sf6 gas insulating electric device and method of producing same
DE3666521D1 (en) *	1985-05-15	1989-11-23	Alsthom	Switch with sulfur hexafluoride operating in a very low temperature environment
FR2585875B2 (en) *	1985-05-15	1987-09-25	Alsthom	SULFUR HEXAFLUORIDE CIRCUIT BREAKER OPERATING IN A VERY LOW TEMPERATURE ENVIRONMENT
FR2582145B1 (en) *	1985-05-15	1987-06-19	Alsthom	SULFUR HEXAFLUORIDE CIRCUIT BREAKER OPERATING IN A VERY LOW TEMPERATURE ENVIRONMENT
FR2594255B2 (en) *	1985-05-15	1988-04-08	Alsthom	SULFUR HEXAFLUORIDE CIRCUIT BREAKER OPERATING IN A VERY LOW TEMPERATURE ENVIRONMENT.
FR2586136B1 (en) *	1985-08-09	1989-02-17	Alsthom	HIGH DENSITY SULFUR HEXAFLUORIDE CIRCUIT BREAKER
CA1256476A (en) *	1986-07-23	1989-06-27	Guy St-Jean	Air-blast circuit breaker and self-injection of its liquefied gas
FR2975836B1 (en) *	2011-05-24	2014-07-04	Schneider Electric Ind Sas	ELECTRICAL GAS-INSULATING APPARATUS HAVING MEANS FOR CONTROLLING GAS PRESSURE

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE703744C (en) *	1930-09-11	1941-03-15	Frida Strauss Geb Ruppel	Fluid switch
DE638145C (en) *	1934-02-15	1936-11-10	Voigt & Haeffner Akt Ges	Fluid switch
DE679327C (en) *	1934-12-02	1939-08-05	Voigt & Haeffner Akt Ges	Fluid switch
GB475370A (en) *	1936-06-12	1937-11-18	Gen Electric Co Ltd	Improvements in or relating to alternating current electric switches
US2568381A (en) *	1945-03-23	1951-09-18	Westinghouse Electric Corp	Circuit interrupter
US2757261A (en) *	1951-07-19	1956-07-31	Westinghouse Electric Corp	Circuit interrupters
US3150245A (en) *	1957-09-13	1964-09-22	Westinghouse Electric Corp	Liquefied gas circuit interrupters
US3257533A (en) *	1965-04-23	1966-06-21	Westinghouse Electric Corp	Fluid-blast circuit interrupters with two selectively-operated fluid-blast sources

1965
- 1965-02-26 US US435563A patent/US3406269A/en not_active Expired - Lifetime
1966
- 1966-01-10 DE DE19661615019 patent/DE1615019A1/en active Pending
- 1966-01-19 AT AT48266A patent/AT262432B/en active
- 1966-02-10 CH CH186466A patent/CH446477A/en unknown

Also Published As

Publication number	Publication date
US3406269A (en)	1968-10-15
AT262432B (en)	1968-06-10
DE1615019A1 (en)	1970-06-18

Publication	Publication Date	Title
CH436421A (en)	1967-11-15	Circuit breaker
AT262432B (en)	1968-06-10	Circuit breaker
CH482283A (en)	1969-11-30	Circuit breaker
AT254989B (en)	1967-06-12	Electronic switch
FR1477313A (en)	1967-04-14	Circuit breaker
FR1485774A (en)	1967-06-23	Circuit breaker
CH456725A (en)	1968-07-31	Low-liquid circuit breaker
AT288521B (en)	1971-03-10	Circuit breaker
FR1397786A (en)	1965-04-30	Circuit breaker
CH485315A (en)	1970-01-31	Circuit breaker
FR1502982A (en)	1967-11-24	Multipolar circuit breaker
CH434418A (en)	1967-04-30	Circuit breaker
CH438452A (en)	1967-06-30	Circuit breaker
CH412058A (en)	1966-04-30	Circuit breaker
FR1497408A (en)	1967-10-06	Thermostatic circuit breaker
AT278145B (en)	1970-01-26	Circuit breaker
CH452024A (en)	1968-05-15	Multipole circuit breaker
CH444257A (en)	1967-09-30	AC circuit breaker
FR1485468A (en)	1967-06-16	Circuit breaker
FR1445204A (en)	1966-07-08	Circuit breaker
CH434420A (en)	1967-04-30	Circuit breaker
FR1482417A (en)	1967-05-26	Advanced circuit breaker
FR2068726A2 (en)	1971-09-03	CIRCUIT BREAKER
CH420332A (en)	1966-09-15	Circuit breaker
FR1466842A (en)	1967-01-20	Circuit breaker