JPS498769A - - Google Patents

Info

Publication number
JPS498769A
JPS498769A JP48028104A JP2810473A JPS498769A JP S498769 A JPS498769 A JP S498769A JP 48028104 A JP48028104 A JP 48028104A JP 2810473 A JP2810473 A JP 2810473A JP S498769 A JPS498769 A JP S498769A
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP48028104A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS498769A publication Critical patent/JPS498769A/ja
Pending legal-status Critical Current

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
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/56—Gas reservoirs
    • H01H33/562—Means for avoiding liquefaction or for disposing of liquefaction products
    • 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
    • H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
    • H01H33/82—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas

Landscapes

  • Circuit Breakers (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
JP48028104A 1972-03-31 1973-03-12 Pending JPS498769A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00240144A US3846601A (en) 1972-03-31 1972-03-31 Compressed-gas circuit interrupter

Publications (1)

Publication Number Publication Date
JPS498769A true JPS498769A (en) 1974-01-25

Family

ID=22905289

Family Applications (2)

Application Number Title Priority Date Filing Date
JP48028104A Pending JPS498769A (en) 1972-03-31 1973-03-12
JP1981167157U Pending JPS57109543U (en) 1972-03-31 1981-11-11

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP1981167157U Pending JPS57109543U (en) 1972-03-31 1981-11-11

Country Status (13)

Country Link
US (1) US3846601A (en)
JP (2) JPS498769A (en)
AU (1) AU5165273A (en)
BE (1) BE797555A (en)
CA (1) CA977807A (en)
CH (1) CH547545A (en)
DE (1) DE2314057A1 (en)
ES (1) ES412368A1 (en)
FR (1) FR2178911B1 (en)
GB (1) GB1422997A (en)
IT (1) IT981794B (en)
NL (1) NL7304303A (en)
SE (1) SE388306B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS556500A (en) * 1979-07-09 1980-01-17 Seiko Instr & Electronics Ltd Rare earths-cobalt magnet

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006332A (en) * 1974-11-11 1977-02-01 Westinghouse Electric Corporation Convection heating apparatus for multi-phase gas-type circuit interrupters
NL160439C (en) * 1975-04-07 1979-10-15 Coq Bv HIGH VOLTAGE CIRCUIT BREAKER WITH SPHERE METAL BARREL.
US4293747A (en) * 1976-08-11 1981-10-06 Westinghouse Electric Corp. High-voltage puffer-type compressed-gas circuit-interrupter assemblage
US4295023A (en) * 1979-06-13 1981-10-13 Delle-Alsthom Gas-blast circuit-breaker
DE9308586U1 (en) * 1993-06-04 1993-11-04 Siemens Ag Electrical high-voltage circuit breaker
US20120120537A1 (en) * 2010-11-15 2012-05-17 American Superconductor Corporation Current fault limiter with live tank
US9987052B2 (en) 2015-02-24 2018-06-05 X-Spine Systems, Inc. Modular interspinous fixation system with threaded component

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3244844A (en) * 1962-12-24 1966-04-05 Ite Circuit Breaker Ltd Energy storage operating means for air blast circuit breakers

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2205321A (en) * 1938-05-19 1940-06-18 Gen Electric Electric circuit breaker
US2824937A (en) * 1954-12-30 1958-02-25 Westinghouse Electric Corp Circuit interrupters
US3045086A (en) * 1959-11-10 1962-07-17 Westinghouse Electric Corp Circuit interrupters
US3129309A (en) * 1960-04-12 1964-04-14 Westinghouse Canada Ltd Temperature-compensated pressure switches for controlling gas blast circuit interrupters
US3189718A (en) * 1961-08-16 1965-06-15 Mitsubishi Electric Corp Compressed-gas circuit interrupter with hydraulic operating means extending upwardly through supporting insulating column means
BE623579A (en) * 1961-10-12
FR1037497A (en) * 1964-05-29 1953-09-17 Alsthom Cgee Improvements made to arc blow interrupters by compressed gas current
US3356809A (en) * 1964-06-08 1967-12-05 Westinghouse Electric Corp Multi-break compressed-gas circuit interrupters with rotating gasconducting bridging members
US3538281A (en) * 1966-12-02 1970-11-03 Westinghouse Electric Corp Compressed-gas circuit interrupter with cylindrical high pressure tank supporting a spherical exhaust tank
JPS4531494Y1 (en) * 1969-01-21 1970-12-03

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3244844A (en) * 1962-12-24 1966-04-05 Ite Circuit Breaker Ltd Energy storage operating means for air blast circuit breakers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS556500A (en) * 1979-07-09 1980-01-17 Seiko Instr & Electronics Ltd Rare earths-cobalt magnet

Also Published As

Publication number Publication date
ES412368A1 (en) 1976-01-01
US3846601A (en) 1974-11-05
FR2178911A1 (en) 1973-11-16
NL7304303A (en) 1973-10-02
SE388306B (en) 1976-09-27
AU5165273A (en) 1974-08-01
GB1422997A (en) 1976-01-28
FR2178911B1 (en) 1978-04-28
BE797555A (en) 1973-10-01
IT981794B (en) 1974-10-10
DE2314057A1 (en) 1973-10-11
CH547545A (en) 1974-03-29
CA977807A (en) 1975-11-11
JPS57109543U (en) 1982-07-06

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