CA1015806A - Two-material vapor shield for vacuum-type circuit interrupter - Google Patents

Two-material vapor shield for vacuum-type circuit interrupter

Info

Publication number
CA1015806A
CA1015806A CA175,895A CA175895A CA1015806A CA 1015806 A CA1015806 A CA 1015806A CA 175895 A CA175895 A CA 175895A CA 1015806 A CA1015806 A CA 1015806A
Authority
CA
Canada
Prior art keywords
vacuum
type circuit
circuit interrupter
material vapor
vapor shield
Prior art date
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.)
Expired
Application number
CA175,895A
Other languages
English (en)
Other versions
CA175895S (en
Inventor
Sidney J. Cherry
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
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
Application granted granted Critical
Publication of CA1015806A publication Critical patent/CA1015806A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/662Housings or protective screens
    • H01H33/66261Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/662Housings or protective screens
    • H01H33/66261Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
    • H01H2033/66269Details relating to the materials used for screens in vacuum switches
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/662Housings or protective screens
    • H01H33/66261Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
    • H01H2033/66284Details relating to the electrical field properties of screens in vacuum switches
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/662Housings or protective screens
    • H01H33/66261Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
    • H01H2033/66292Details relating to the use of multiple screens in vacuum switches
CA175,895A 1972-07-24 1973-07-06 Two-material vapor shield for vacuum-type circuit interrupter Expired CA1015806A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27469972A 1972-07-24 1972-07-24

Publications (1)

Publication Number Publication Date
CA1015806A true CA1015806A (en) 1977-08-16

Family

ID=23049263

Family Applications (1)

Application Number Title Priority Date Filing Date
CA175,895A Expired CA1015806A (en) 1972-07-24 1973-07-06 Two-material vapor shield for vacuum-type circuit interrupter

Country Status (5)

Country Link
JP (2) JPS4958364A (US06168776-20010102-C00028.png)
CA (1) CA1015806A (US06168776-20010102-C00028.png)
CH (1) CH567795A5 (US06168776-20010102-C00028.png)
DE (1) DE2336944C2 (US06168776-20010102-C00028.png)
GB (1) GB1438594A (US06168776-20010102-C00028.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6363937U (US06168776-20010102-C00028.png) * 1986-10-16 1988-04-27
DE3932159A1 (de) * 1989-09-27 1991-04-04 Calor Emag Elektrizitaets Ag Vakuum-schaltkammer und verfahren zu deren herstellung
JP5451500B2 (ja) * 2010-04-13 2014-03-26 三菱電機株式会社 真空バルブ
JP6178563B2 (ja) * 2012-11-21 2017-08-09 株式会社東芝 真空バルブ
DE102019216900A1 (de) * 2019-11-01 2021-05-06 Siemens Aktiengesellschaft Abschirmelement zum Abschirmen eines Isolators vor einer in Axialrichtung beweglichen Kontaktscheibe und einer unbeweglichen Kontaktscheibe in einem Vakuum-Schaltelement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3163734A (en) * 1962-01-26 1964-12-29 Gen Electric Vacuum-type circuit interrupter with improved vapor-condensing shielding
US3345484A (en) * 1965-05-10 1967-10-03 Gen Electric Shielding for a vacuum type circuit interrupter
JPS5022231U (US06168776-20010102-C00028.png) * 1973-06-22 1975-03-13
JPS5022231A (US06168776-20010102-C00028.png) * 1973-07-03 1975-03-10

Also Published As

Publication number Publication date
DE2336944A1 (de) 1974-02-07
JPS4958364A (US06168776-20010102-C00028.png) 1974-06-06
CH567795A5 (US06168776-20010102-C00028.png) 1975-10-15
GB1438594A (en) 1976-06-09
DE2336944C2 (de) 1982-11-11
JPS54172277U (US06168776-20010102-C00028.png) 1979-12-05

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