CA999624A - Arc-shield arrangement of a vacuum power circuit breaker - Google Patents

Arc-shield arrangement of a vacuum power circuit breaker

Info

Publication number
CA999624A
CA999624A CA196,281A CA196281A CA999624A CA 999624 A CA999624 A CA 999624A CA 196281 A CA196281 A CA 196281A CA 999624 A CA999624 A CA 999624A
Authority
CA
Canada
Prior art keywords
arc
circuit breaker
power circuit
vacuum power
shield arrangement
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
CA196,281A
Other versions
CA196281S (en
Inventor
Hifumi Yanagisawa
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.)
Meidensha Corp
Original Assignee
Meidensha 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 Meidensha Corp filed Critical Meidensha Corp
Application granted granted Critical
Publication of CA999624A publication Critical patent/CA999624A/en
Expired 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
    • H01H33/662—Housings or protective screens
    • H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
    • 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
    • H01H33/662—Housings or protective screens
    • H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
    • H01H2033/66292—Details relating to the use of multiple screens in vacuum switches
CA196,281A 1973-04-06 1974-03-28 Arc-shield arrangement of a vacuum power circuit breaker Expired CA999624A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973041663U JPS5343491Y2 (en) 1973-04-06 1973-04-06

Publications (1)

Publication Number Publication Date
CA999624A true CA999624A (en) 1976-11-09

Family

ID=12614608

Family Applications (1)

Application Number Title Priority Date Filing Date
CA196,281A Expired CA999624A (en) 1973-04-06 1974-03-28 Arc-shield arrangement of a vacuum power circuit breaker

Country Status (6)

Country Link
US (1) US3920942A (en)
JP (1) JPS5343491Y2 (en)
CA (1) CA999624A (en)
DE (1) DE2416747C3 (en)
FR (1) FR2224857B1 (en)
GB (1) GB1444845A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006331A (en) * 1975-08-27 1977-02-01 General Electric Company Vacuum interrupter for high voltage applications
JPS5637311Y2 (en) * 1976-07-31 1981-09-01
DE3061568D1 (en) * 1979-03-23 1983-02-17 Meidensha Electric Mfg Co Ltd Vacuum circuit interrupter
USRE32440E (en) * 1979-03-23 1987-06-16 Kabushiki Kaisha Meidensha Vacuum circuit interrupter
US4478347A (en) * 1981-01-23 1984-10-23 Westinghouse Electric Corp. Unitary end closure and seal shield member for vacuum interrupter
JPS6343229A (en) * 1986-08-07 1988-02-24 三菱電機株式会社 Vacuum breaker
JPH0719520B2 (en) * 1986-09-29 1995-03-06 三菱電機株式会社 Vacuum circuit breaker
CN100440412C (en) * 2006-09-13 2008-12-03 施文峰 Low-voltage vacuum switch

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3185800A (en) * 1963-02-18 1965-05-25 Gen Electric Vacuum type circuit interrupter with improved vapor-condensing shielding
GB1190442A (en) * 1967-02-20 1970-05-06 Ass Elect Ind Improvements relating to Vacuum Electric Switches and like Discharge Devices

Also Published As

Publication number Publication date
JPS5343491Y2 (en) 1978-10-19
US3920942A (en) 1975-11-18
FR2224857B1 (en) 1979-02-16
JPS49141348U (en) 1974-12-05
DE2416747C3 (en) 1977-08-18
FR2224857A1 (en) 1974-10-31
DE2416747A1 (en) 1974-10-10
GB1444845A (en) 1976-08-04
DE2416747B2 (en) 1976-12-16

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