CH374736A - Electric circuit breaker - Google Patents

Electric circuit breaker

Info

Publication number
CH374736A
CH374736A CH7814159A CH7814159A CH374736A CH 374736 A CH374736 A CH 374736A CH 7814159 A CH7814159 A CH 7814159A CH 7814159 A CH7814159 A CH 7814159A CH 374736 A CH374736 A CH 374736A
Authority
CH
Switzerland
Prior art keywords
circuit breaker
electric circuit
electric
breaker
circuit
Prior art date
Application number
CH7814159A
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 CH374736A publication Critical patent/CH374736A/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
    • H01H33/008—Pedestal mounted switch gear combinations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H01B3/16—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances gases
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
    • H01H1/38—Plug-and-socket contacts
    • H01H1/385—Contact arrangements for high voltage gas blast circuit breakers
    • 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
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
    • 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
    • H01H33/14—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
    • H01H2033/146—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc using capacitors, e.g. for the voltage division over the different switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
    • 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
    • H01H33/14—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
    • 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
    • H01H33/904—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 characterised by the transmission between operating mechanism and piston or movable contact

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Circuit Breakers (AREA)
CH7814159A 1958-09-19 1959-09-11 Electric circuit breaker CH374736A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US762026A US2997564A (en) 1958-09-19 1958-09-19 Circuit interrupter

Publications (1)

Publication Number Publication Date
CH374736A true CH374736A (en) 1964-01-31

Family

ID=25063921

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7814159A CH374736A (en) 1958-09-19 1959-09-11 Electric circuit breaker

Country Status (3)

Country Link
US (1) US2997564A (en)
CH (1) CH374736A (en)
DE (1) DE1122134B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3214550A (en) * 1962-05-02 1965-10-26 Westinghouse Electric Corp Circuit interrupters with crossbars captively related to piston structures
US3345487A (en) * 1965-02-16 1967-10-03 Westinghouse Electric Corp Hydraulically operated circuit breaker
CH524886A (en) * 1970-12-01 1972-06-30 Bbc Brown Boveri & Cie Electric compression switch
US4205208A (en) * 1978-03-16 1980-05-27 Westinghouse Electric Corp. Double-flow compressed-gas operating mechanism for a high-voltage circuit-breaker
US4440996A (en) * 1981-12-17 1984-04-03 Westinghouse Electric Corp. Dead tank gas-insulated puffer-type circuit interrupter having interrupting unit in insulated casing
KR101238912B1 (en) * 2011-09-08 2013-03-06 현대중공업 주식회사 Sector gear and gas-insulated switchgear having the same
US9705230B2 (en) 2015-05-06 2017-07-11 Plug Pal, LLC Plug cover storage and removal device
DE102016226034A1 (en) 2016-12-22 2018-06-28 Siemens Aktiengesellschaft Electrical switching device
CN115376766B (en) * 2022-08-17 2024-08-09 云南电力技术有限责任公司 Magnetic ring insulator for inhibiting transmission line lightning wave propagation

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US874229A (en) * 1905-09-15 1907-12-17 Nat Brake And Electric Company Controlling mechanism.
US1774801A (en) * 1927-03-29 1930-09-02 Macke Jacob Pressure-operated multiple-circuit switch
DE580699C (en) * 1929-06-04 1933-07-14 Sigwart Ruppel Dipl Ing Switch with arc extinguishing by compressed gas
GB396190A (en) * 1932-05-12 1933-08-03 David Reginald Davies Improvements in oil-immersed and like electric switches or circuit breakers
US2025456A (en) * 1932-05-13 1935-12-24 Sulzer Ag Refrigerating apparatus
NL65476B (en) * 1932-06-02
US2095441A (en) * 1934-04-25 1937-10-12 Charles S Hegel Circuit breaker
DE681985C (en) * 1936-02-06 1939-10-05 Aeg Contact arrangement for electrical high-voltage switches, in particular compressed gas switches
GB539236A (en) * 1940-03-01 1941-09-02 Reyrolle A & Co Ltd Improvements in or relating to a.c. electric circuit-breakers
US2303425A (en) * 1941-02-27 1942-12-01 Westinghouse Electric & Mfg Co Disconnecting contact
US2533743A (en) * 1948-03-20 1950-12-12 Sharp William Snap action electric switch
US2520681A (en) * 1948-11-12 1950-08-29 Jr Alexander A Hanson Caution signal switch for motor vehicles
US2781435A (en) * 1951-03-18 1957-02-12 Heilmann Philipp Arc-extinguishing mechanism for electric switches
DE926016C (en) * 1951-05-12 1955-04-04 Licentia Gmbh Electric circuit breaker, in particular free-jet compressed gas switch
BE526782A (en) * 1953-02-26
GB755016A (en) * 1953-07-08 1956-08-15 Reyrolle A & Co Ltd Improvements relating to electric switchgear
US2730581A (en) * 1953-07-19 1956-01-10 Bruno Peter Dual storage battery switch
GB760355A (en) * 1954-03-17 1956-10-31 Reyrolle A & Co Ltd Improvements in or relating to gas-blast electric circuit-breakers

Also Published As

Publication number Publication date
DE1122134B (en) 1962-01-18
US2997564A (en) 1961-08-22

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