JPS4958363A - - Google Patents

Info

Publication number
JPS4958363A
JPS4958363A JP48080535A JP8053573A JPS4958363A JP S4958363 A JPS4958363 A JP S4958363A JP 48080535 A JP48080535 A JP 48080535A JP 8053573 A JP8053573 A JP 8053573A JP S4958363 A JPS4958363 A JP S4958363A
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
JP48080535A
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 JPS4958363A publication Critical patent/JPS4958363A/ja
Priority to US05/478,091 priority Critical patent/US3981642A/en
Priority to DE2428873A priority patent/DE2428873A1/de
Priority to GB2999474A priority patent/GB1440293A/en
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
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • 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
    • H01H33/022—Details particular to three-phase circuit breakers
    • H01H2033/024—Details particular to three-phase circuit breakers with a triangular setup of 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
    • H01H33/02—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
    • H01H2033/566—Avoiding the use of SF6
    • 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
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H01H2033/6668—Operating arrangements with a plurality of interruptible circuit paths in single vacuum chamber
    • 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
    • H01H33/022—Details particular to three-phase circuit breakers
JP48080535A 1972-07-21 1973-07-19 Pending JPS4958363A (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US05/478,091 US3981642A (en) 1973-07-09 1974-06-10 Protective device for rotary engine oil seal
DE2428873A DE2428873A1 (de) 1973-07-19 1974-06-14 Dichtung an einer drehkolben-brennkraftmaschine
GB2999474A GB1440293A (en) 1973-07-19 1974-07-05 Rotary internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00273885A US3814881A (en) 1972-07-21 1972-07-21 Vacuum interrupters enclosed in vacuum housings

Publications (1)

Publication Number Publication Date
JPS4958363A true JPS4958363A (de) 1974-06-06

Family

ID=23045827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48080535A Pending JPS4958363A (de) 1972-07-21 1973-07-19

Country Status (3)

Country Link
US (1) US3814881A (de)
JP (1) JPS4958363A (de)
CA (1) CA967205A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51103660U (de) * 1975-02-17 1976-08-19
JP2020530182A (ja) * 2017-07-31 2020-10-15 カムリン テクノロジーズ リミテッド 改良型真空回路遮断器

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL154369B (nl) * 1973-12-21 1977-08-15 Hazemeijer Bv Elektrische hoogspanningsschakelaar met twee in serie geschakelde schakeltrajecten.
US4154993A (en) * 1977-09-26 1979-05-15 Mcgraw-Edison Company Cable connected drawout switchgear
DE2932407C2 (de) * 1979-08-09 1982-05-27 Siemens AG, 1000 Berlin und 8000 München Niederspannungsschütz mit dreiphasigem Kontaktsatz
US4484046A (en) * 1983-01-14 1984-11-20 Power Distribution Products, Inc. Vacuum load break switch
DE19701827A1 (de) * 1997-01-21 1998-07-23 Abb Patent Gmbh Generatorschalter
CN105283939B (zh) * 2013-03-28 2017-07-07 Abb 技术有限公司 开关组件、包括开关组件的开关设备、包括开关装置的开关设备和冷却方法
EP3026689B1 (de) * 2014-11-27 2018-06-27 Tyco Electronics UK Limited Hochspannungsstromunterbrecher, System, Vakuumunterbrechermodul und zugehöriges Antriebsmodul
EP3944276B1 (de) * 2020-07-20 2023-02-08 ABB Schweiz AG Trennschaltereinsatz

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS435801Y1 (de) * 1965-03-03 1968-03-13

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1801736A (en) * 1926-10-30 1931-04-21 Condit Electrical Mfg Corp Oil-immersed vacuum-type switch
US1720413A (en) * 1926-10-30 1929-07-09 Condit Electrical Mfg Corp Electrically-operated circuit interrupter
GB1223833A (en) * 1966-12-19 1971-03-03 Reyrolle A & Co Ltd Improvements relating to vacuum circuit-breakers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS435801Y1 (de) * 1965-03-03 1968-03-13

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51103660U (de) * 1975-02-17 1976-08-19
JP2020530182A (ja) * 2017-07-31 2020-10-15 カムリン テクノロジーズ リミテッド 改良型真空回路遮断器

Also Published As

Publication number Publication date
CA967205A (en) 1975-05-06
US3814881A (en) 1974-06-04

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