JPS4930856U - - Google Patents

Info

Publication number
JPS4930856U
JPS4930856U JP7256072U JP7256072U JPS4930856U JP S4930856 U JPS4930856 U JP S4930856U JP 7256072 U JP7256072 U JP 7256072U JP 7256072 U JP7256072 U JP 7256072U JP S4930856 U JPS4930856 U JP S4930856U
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
JP7256072U
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
Priority to JP7256072U priority Critical patent/JPS4930856U/ja
Publication of JPS4930856U publication Critical patent/JPS4930856U/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
    • H01H33/60—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
    • H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
    • H01H33/6647—Contacts; Arc-extinguishing means, e.g. arcing rings having fixed middle contact and two movable contacts
    • 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

Landscapes

  • Arc-Extinguishing Devices That Are Switches (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
JP7256072U 1972-06-21 1972-06-21 Pending JPS4930856U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7256072U JPS4930856U (ja) 1972-06-21 1972-06-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7256072U JPS4930856U (ja) 1972-06-21 1972-06-21

Publications (1)

Publication Number Publication Date
JPS4930856U true JPS4930856U (ja) 1974-03-16

Family

ID=27971737

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7256072U Pending JPS4930856U (ja) 1972-06-21 1972-06-21

Country Status (1)

Country Link
JP (1) JPS4930856U (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5348577U (ja) * 1976-09-28 1978-04-24
JPS5831646A (ja) * 1981-08-19 1983-02-24 Aihon Kk 通話装置筐体内への発音体の装着方法
JPS5986831A (ja) * 1982-11-08 1984-05-19 Matsushita Electric Ind Co Ltd 加熱調理器
EP2722859A1 (en) * 2012-10-16 2014-04-23 ABB Technology AG Multi-block hybrid vacuum circuit breaker having in series connected vacuum interrupters
WO2014075739A1 (en) * 2012-11-19 2014-05-22 Abb Technology Ag High-voltage switching device
WO2015091096A1 (de) * 2013-12-17 2015-06-25 Eaton Electrical Ip Gmbh & Co. Kg Doppelkontakt-schalter mit vakuumschaltkammern
JP2017517116A (ja) * 2014-05-27 2017-06-22 通能▲順▼▲達▼科技国▲際▼有限公司Ｔｅｃｈｎｏｌｏｇｙ Ｐｏｗｅｒ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｌｉｍｉｔｅｄ 高速応答、開離型遮断器、及び遮断器の高速応答、開離方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174019A (en) * 1962-01-09 1965-03-16 Allis Chalmers Mfg Co Vacuum tube interrupter having sequential separable contacts
US3405245A (en) * 1964-05-29 1968-10-08 Mitsubishi Electric Corp Multiple-break vacuum-type circuit interrupters

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174019A (en) * 1962-01-09 1965-03-16 Allis Chalmers Mfg Co Vacuum tube interrupter having sequential separable contacts
US3405245A (en) * 1964-05-29 1968-10-08 Mitsubishi Electric Corp Multiple-break vacuum-type circuit interrupters

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5348577U (ja) * 1976-09-28 1978-04-24
JPS5650559Y2 (ja) * 1976-09-28 1981-11-26
JPS5831646A (ja) * 1981-08-19 1983-02-24 Aihon Kk 通話装置筐体内への発音体の装着方法
JPS5986831A (ja) * 1982-11-08 1984-05-19 Matsushita Electric Ind Co Ltd 加熱調理器
EP2722859A1 (en) * 2012-10-16 2014-04-23 ABB Technology AG Multi-block hybrid vacuum circuit breaker having in series connected vacuum interrupters
WO2014060088A1 (en) * 2012-10-16 2014-04-24 Abb Technology Ag Multi-block hybrid vacuum circuit breaker having in series connected vacuum interrupters
WO2014075739A1 (en) * 2012-11-19 2014-05-22 Abb Technology Ag High-voltage switching device
WO2015091096A1 (de) * 2013-12-17 2015-06-25 Eaton Electrical Ip Gmbh & Co. Kg Doppelkontakt-schalter mit vakuumschaltkammern
CN105830187A (zh) * 2013-12-17 2016-08-03 伊顿电气Ip两合公司 具有真空开关室的双触点开关
US9741513B2 (en) 2013-12-17 2017-08-22 Eaton Electrical Ip Gmbh & Co. Kg Double-contact switch with vacuum switching chambers
RU2668562C1 (ru) * 2013-12-17 2018-10-02 ИТОН ЭЛЕКТРИКАЛ АйПи ГМБХ УНД КО. КГ Двухполюсный переключатель с вакуумными переключающими камерами
JP2017517116A (ja) * 2014-05-27 2017-06-22 通能▲順▼▲達▼科技国▲際▼有限公司Ｔｅｃｈｎｏｌｏｇｙ Ｐｏｗｅｒ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｌｉｍｉｔｅｄ 高速応答、開離型遮断器、及び遮断器の高速応答、開離方法

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