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CH356815A - Electrical switch with self-generated extinguishing agent flow - Google Patents

Electrical switch with self-generated extinguishing agent flow

Info

Publication number
CH356815A
CH356815A CH356815DA CH356815A CH 356815 A CH356815 A CH 356815A CH 356815D A CH356815D A CH 356815DA CH 356815 A CH356815 A CH 356815A
Authority
CH
Switzerland
Prior art keywords
self
extinguishing agent
electrical switch
agent flow
generated
Prior art date
Application number
Other languages
German (de)
Inventor
P Baker Benjamin
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.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of CH356815A publication Critical patent/CH356815A/en

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
    • H01H33/901—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 making use of the energy of the arc or an auxiliary arc
    • H01H33/903—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 making use of the energy of the arc or an auxiliary arc and assisting the operating mechanism
    • 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
    • H01H2033/908—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 using valves for regulating communication between, e.g. arc space, hot volume, compression volume, surrounding volume
CH356815D 1956-10-22 1957-10-21 Electrical switch with self-generated extinguishing agent flow CH356815A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US617495A US2933575A (en) 1956-10-22 1956-10-22 Circuit interrupters

Publications (1)

Publication Number Publication Date
CH356815A true CH356815A (en) 1961-09-15

Family

ID=24473865

Family Applications (1)

Application Number Title Priority Date Filing Date
CH356815D CH356815A (en) 1956-10-22 1957-10-21 Electrical switch with self-generated extinguishing agent flow

Country Status (4)

Country Link
US (1) US2933575A (en)
CH (1) CH356815A (en)
DE (1) DE1184394B (en)
FR (1) FR1184943A (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3075060A (en) * 1957-10-30 1963-01-22 Westinghouse Electric Corp Circuit interrupters
US3201554A (en) * 1958-02-26 1965-08-17 Fed Pacific Electric Co Circuit breakers with rocking prebiased contacts
NL268023A (en) * 1960-09-01
US3163736A (en) * 1961-05-23 1964-12-29 S & C Electric Co High voltage gas type circuit interrupter
US3214549A (en) * 1962-05-02 1965-10-26 Westinghouse Electric Corp Fluid-blast piston arrangement and contact structure for circuit interrupters
US3214550A (en) * 1962-05-02 1965-10-26 Westinghouse Electric Corp Circuit interrupters with crossbars captively related to piston structures
DE1281527B (en) * 1962-05-21 1968-10-31 Merlin Gerin Compressed gas switch with a closed extinguishing chamber filled with compressed gas
AT236502B (en) * 1962-12-17 1964-10-26 Sprecher & Schuh Ag Compressed gas switch with extinguishing agent flow generated by the switching movement
US3524959A (en) * 1966-09-01 1970-08-18 Westinghouse Electric Corp Fluid-blast circuit interrupter with arc transfer to energize electro-magnetic pumping means
US3524957A (en) * 1966-09-01 1970-08-18 Westinghouse Electric Corp Fluid-blast circuit interrupter with improved electromagnetic driving means and lost motion means
US3531608A (en) * 1966-09-29 1970-09-29 Westinghouse Electric Corp Fluid-blast circuit interrupter with piston assembly and electromagnetic driving means including three coils
US3555225A (en) * 1967-09-25 1971-01-12 Westinghouse Electric Corp Fluid-flow circuit interrupter with arc-assisted piston action
DE2140284A1 (en) * 1971-08-06 1973-02-15 Siemens Ag ELECTRIC PRESSURE GAS SWITCH
US3769479A (en) * 1972-04-28 1973-10-30 Westinghouse Electric Corp Puffer-type compressed-gas circuit interrupter with double-flow action
DE2319836C3 (en) * 1973-04-17 1981-12-24 Hitachi, Ltd., Tokyo Circuit breaker
US4000387A (en) * 1974-05-13 1976-12-28 Westinghouse Electric Corporation Puffer-type gas circuit-interrupter
FR2302581A1 (en) * 1975-02-26 1976-09-24 Merlin Gerin SELF-BLOWING ELECTRIC CIRCUIT BREAKER WITH ADVANCED CUTTING CHAMBER
CH600538A5 (en) * 1976-04-22 1978-06-15 Bbc Brown Boveri & Cie
US4160888A (en) * 1976-06-10 1979-07-10 Hitachi, Ltd. Puffer-type gas-blast circuit breaker
US4112276A (en) * 1976-09-28 1978-09-05 Westinghouse Electric Corp. Compressed-gas circuit-interrupter having a sleeve-valve for temporarily blocking the orifice throat
CH626189A5 (en) * 1978-04-19 1981-10-30 Sprecher & Schuh Ag
DE2911633C2 (en) * 1979-03-24 1985-07-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Auto-pneumatic pressure gas switch
IT1173099B (en) * 1984-01-20 1987-06-18 Sace Spa COMPRESSED FLUID EXTINGUISHED ARC EXTINGUISHER
DE3405122A1 (en) * 1984-02-14 1985-09-05 Karl Pfisterer Elektrotechnische Spezialartikel Gmbh & Co Kg, 7000 Stuttgart Load circuit breaker or power circuit breaker for medium-voltage networks

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE21125E (en) * 1939-06-20 Switch
US1918151A (en) * 1930-04-23 1933-07-11 Gen Electric Electric circuit breaker
DE700729C (en) * 1934-02-14 1940-12-28 Aeg Compressed gas switch
DE669150C (en) * 1934-12-15 1938-12-17 Devag Due & Co Elek Zitaetsges Circuit breaker with arc extinguishing by compressed air
DE626987C (en) * 1935-01-15 1936-03-06 Studiengesellschaft Fuer Hochl OElminimum switch with differential pumping device
FR810720A (en) * 1935-12-12 1937-03-27 Alsthom Cgee Improvements to arc blow switches using insulating liquid jets
DE708703C (en) * 1936-12-23 1941-07-26 Bbc Brown Boveri & Cie Circuit breaker
DE718456C (en) * 1937-06-17 1942-03-12 Studiengesellschaft Fuer Hochl High-performance switch with a pump device activated by the switch rod
DE723208C (en) * 1937-09-02 1942-07-31 Studiengesellschaft Fuer Hochl Heavy duty switch
DE671326C (en) * 1937-10-16 1939-02-04 Voigt & Haeffner Akt Ges Switch with arc extinguishing by compressed air
DE723209C (en) * 1937-12-28 1942-07-30 Studiengesellschaft Fuer Hochl Circuit breaker with a liquid flow to extinguish the arc
DE704181C (en) * 1938-08-31 1941-03-25 Aeg Electric free jet gas switch
FR883508A (en) * 1942-02-13 1943-07-07 Delle Atel Const Electr Outdoor rotary motion switch-disconnector
US2442010A (en) * 1943-12-24 1948-05-25 Westinghouse Electric Corp Circuit interrupter
BE473294A (en) * 1946-05-21
DE919955C (en) * 1952-09-05 1954-11-08 Voigt & Haeffner Ag Arrangement of extinguishing chambers for electrical fluid switches

Also Published As

Publication number Publication date
DE1184394B (en) 1964-12-31
FR1184943A (en) 1959-07-28
US2933575A (en) 1960-04-19

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