GB2154800B - Contact for a vacuum circuit breaker - Google Patents

Contact for a vacuum circuit breaker

Info

Publication number
GB2154800B
GB2154800B GB08504110A GB8504110A GB2154800B GB 2154800 B GB2154800 B GB 2154800B GB 08504110 A GB08504110 A GB 08504110A GB 8504110 A GB8504110 A GB 8504110A GB 2154800 B GB2154800 B GB 2154800B
Authority
GB
United Kingdom
Prior art keywords
contact
circuit breaker
vacuum circuit
vacuum
breaker
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
GB08504110A
Other languages
English (en)
Other versions
GB8504110D0 (en
GB2154800A (en
Inventor
Eizo Naya
Mitsuhiro Okumura
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB8504110D0 publication Critical patent/GB8504110D0/en
Publication of GB2154800A publication Critical patent/GB2154800A/en
Application granted granted Critical
Publication of GB2154800B publication Critical patent/GB2154800B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0203—Contacts characterised by the material thereof specially adapted for 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
    • H01H33/60—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
GB08504110A 1984-02-17 1985-02-18 Contact for a vacuum circuit breaker Expired GB2154800B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59029392A JPS60172117A (ja) 1984-02-17 1984-02-17 真空しや断器用接点

Publications (3)

Publication Number Publication Date
GB8504110D0 GB8504110D0 (en) 1985-03-20
GB2154800A GB2154800A (en) 1985-09-11
GB2154800B true GB2154800B (en) 1988-07-13

Family

ID=12274865

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08504110A Expired GB2154800B (en) 1984-02-17 1985-02-18 Contact for a vacuum circuit breaker

Country Status (5)

Country Link
JP (1) JPS60172117A (de)
KR (1) KR890002446B1 (de)
AU (1) AU3865585A (de)
DE (1) DE3505303A1 (de)
GB (1) GB2154800B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4447391C1 (de) * 1994-12-23 1996-06-05 Siemens Ag Vakuumschalter
JP4404980B2 (ja) * 1999-02-02 2010-01-27 芝府エンジニアリング株式会社 真空バルブ
KR100434329B1 (ko) * 2002-04-01 2004-06-04 엘지산전 주식회사 가스절연 개폐장치용 스위치의 접점구조

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB589774A (en) * 1944-04-04 1947-06-30 Mallory Metallurg Prod Ltd Improvements in or relating to composite metal articles and methods of making the same
US2983996A (en) * 1958-07-30 1961-05-16 Mallory & Co Inc P R Copper-tungsten-molybdenum contact materials
GB883429A (en) * 1959-06-26 1961-11-29 Mallory Metallurg Prod Ltd Improvements in and relating to the manufacture of electrical contact or welding electrode materials
US3359623A (en) * 1965-05-13 1967-12-26 Talon Inc Method for making refractory metal contacts having integral welding surfaces thereon
US3596025A (en) * 1968-09-27 1971-07-27 Gen Electric Vacuum-type circuit interrupter with contacts containing a refractory metal
DE2202924C3 (de) * 1972-01-21 1979-04-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Vakuumschalter
US3951872A (en) * 1973-12-03 1976-04-20 P. R. Mallory & Co., Inc. Electrical contact material
SU561459A1 (ru) * 1975-10-20 1978-05-05 Предприятие П/Я Р-6517 Материал дл контактов вакуумных выключателей
DD127429A1 (de) * 1976-09-23 1977-09-21
JPS6031891B2 (ja) * 1978-02-07 1985-07-25 住友電気工業株式会社 導電材料
JPS598015B2 (ja) * 1978-05-31 1984-02-22 三菱電機株式会社 真空しや断器用接点
DD157031A1 (de) * 1981-01-15 1982-10-06 V Elektrotech I V I Lenina Verfahren zur vorbehandlung der kontakte und der elektroden elektrischer vakuumgeraete
JPS58115728A (ja) * 1981-12-28 1983-07-09 三菱電機株式会社 真空しや断器用接点
DE3378439D1 (en) * 1982-08-09 1988-12-15 Meidensha Electric Mfg Co Ltd Contact material of vacuum interrupter and manufacturing process therefor
CA1236868A (en) * 1983-03-15 1988-05-17 Yoshiyuki Kashiwagi Vacuum interrupter
JPS59214123A (ja) * 1983-05-18 1984-12-04 三菱電機株式会社 真空しや断器用接点材料

Also Published As

Publication number Publication date
DE3505303A1 (de) 1985-09-05
KR850006018A (ko) 1985-09-28
GB8504110D0 (en) 1985-03-20
JPS60172117A (ja) 1985-09-05
KR890002446B1 (ko) 1989-07-03
GB2154800A (en) 1985-09-11
AU3865585A (en) 1985-08-22
DE3505303C2 (de) 1989-11-09

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19971202

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000218