GB1444845A - Vacuum power circuit breaker - Google Patents

Vacuum power circuit breaker

Info

Publication number
GB1444845A
GB1444845A GB1335574A GB1335574A GB1444845A GB 1444845 A GB1444845 A GB 1444845A GB 1335574 A GB1335574 A GB 1335574A GB 1335574 A GB1335574 A GB 1335574A GB 1444845 A GB1444845 A GB 1444845A
Authority
GB
United Kingdom
Prior art keywords
circuit breaker
main
shield
arrangement
axially
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
GB1335574A
Other languages
English (en)
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
Meidensha Electric Manufacturing Co Ltd
Original Assignee
Meidensha Corp
Meidensha Electric Manufacturing Co Ltd
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, Meidensha Electric Manufacturing Co Ltd filed Critical Meidensha Corp
Publication of GB1444845A publication Critical patent/GB1444845A/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

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
GB1335574A 1973-04-06 1974-03-26 Vacuum power circuit breaker Expired GB1444845A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1444845A true GB1444845A (en) 1976-08-04

Family

ID=12614608

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1335574A Expired GB1444845A (en) 1973-04-06 1974-03-26 Vacuum power circuit breaker

Country Status (6)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017378A1 (de) * 1979-03-23 1980-10-15 Kabushiki Kaisha Meidensha Vakuumschalter
USRE32440E (en) * 1979-03-23 1987-06-16 Kabushiki Kaisha Meidensha Vacuum circuit interrupter

Families Citing this family (6)

* 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 (de) * 1976-07-31 1981-09-01
US4478347A (en) * 1981-01-23 1984-10-23 Westinghouse Electric Corp. Unitary end closure and seal shield member for vacuum interrupter
JPS6343229A (ja) * 1986-08-07 1988-02-24 三菱電機株式会社 真空しや断器
JPH0719520B2 (ja) * 1986-09-29 1995-03-06 三菱電機株式会社 真空遮断器
CN100440412C (zh) * 2006-09-13 2008-12-03 施文峰 低压真空开关

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017378A1 (de) * 1979-03-23 1980-10-15 Kabushiki Kaisha Meidensha Vakuumschalter
USRE32440E (en) * 1979-03-23 1987-06-16 Kabushiki Kaisha Meidensha Vacuum circuit interrupter

Also Published As

Publication number Publication date
FR2224857A1 (de) 1974-10-31
CA999624A (en) 1976-11-09
JPS49141348U (de) 1974-12-05
DE2416747B2 (de) 1976-12-16
US3920942A (en) 1975-11-18
DE2416747C3 (de) 1977-08-18
JPS5343491Y2 (de) 1978-10-19
DE2416747A1 (de) 1974-10-10
FR2224857B1 (de) 1979-02-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee