GB8609929D0 - High current switch contacts - Google Patents

High current switch contacts

Info

Publication number
GB8609929D0
GB8609929D0 GB868609929A GB8609929A GB8609929D0 GB 8609929 D0 GB8609929 D0 GB 8609929D0 GB 868609929 A GB868609929 A GB 868609929A GB 8609929 A GB8609929 A GB 8609929A GB 8609929 D0 GB8609929 D0 GB 8609929D0
Authority
GB
United Kingdom
Prior art keywords
high current
current switch
switch contacts
contacts
switch
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.)
Granted
Application number
GB868609929A
Other versions
GB2174549A (en
GB2174549B (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.)
VACUUM INTERRUPTERS Ltd
Original Assignee
VACUUM INTERRUPTERS 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 VACUUM INTERRUPTERS Ltd filed Critical VACUUM INTERRUPTERS Ltd
Publication of GB8609929D0 publication Critical patent/GB8609929D0/en
Publication of GB2174549A publication Critical patent/GB2174549A/en
Application granted granted Critical
Publication of GB2174549B publication Critical patent/GB2174549B/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
    • H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
    • H01H33/6642—Contacts; Arc-extinguishing means, e.g. arcing rings having cup-shaped contacts, the cylindrical wall of which being provided with inclined slits to form a coil
GB8609929A 1985-04-24 1986-04-23 High current switch contacts Expired GB2174549B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858510441A GB8510441D0 (en) 1985-04-24 1985-04-24 High current switch contacts

Publications (3)

Publication Number Publication Date
GB8609929D0 true GB8609929D0 (en) 1986-05-29
GB2174549A GB2174549A (en) 1986-11-05
GB2174549B GB2174549B (en) 1989-12-06

Family

ID=10578129

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858510441A Pending GB8510441D0 (en) 1985-04-24 1985-04-24 High current switch contacts
GB8609929A Expired GB2174549B (en) 1985-04-24 1986-04-23 High current switch contacts

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858510441A Pending GB8510441D0 (en) 1985-04-24 1985-04-24 High current switch contacts

Country Status (4)

Country Link
EP (1) EP0199593A3 (en)
GB (2) GB8510441D0 (en)
IN (1) IN166736B (en)
ZA (1) ZA863064B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4119191C2 (en) * 1991-06-11 1997-07-03 Abb Patent Gmbh Contact arrangement for a vacuum interrupter
JPH05159851A (en) * 1991-12-06 1993-06-25 Mitsubishi Electric Corp High current density glow discharge switch
JP2861757B2 (en) * 1992-11-10 1999-02-24 三菱電機株式会社 Electrode device for vacuum valve
DE102005027268B3 (en) * 2005-06-08 2007-01-04 Siemens Ag Contact arrangement for vacuum switch
WO2012159669A1 (en) * 2011-05-24 2012-11-29 Alstom Technology Ltd Vacuum interrupter
CN103296579B (en) * 2013-05-10 2015-05-20 华中科技大学 Surface-breakdown-type vacuum switch trigger electrode
CN103456555A (en) * 2013-07-31 2013-12-18 华中科技大学 Vacuum switch trigger electrode structure with arc blocking disk
DE102017222400B3 (en) 2017-12-11 2019-03-21 Siemens Aktiengesellschaft Stiffened and field-optimized switching contact for vacuum interrupters and a vacuum interrupter with such switching contacts
DE102019135459A1 (en) * 2019-12-20 2021-06-24 Deutsches Zentrum für Luft- und Raumfahrt e.V. Device for breaking an electrical circuit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3280286A (en) * 1964-07-03 1966-10-18 Mc Graw Edison Co Vacuum-type circuit interrupter
DE1765263C3 (en) * 1968-04-25 1979-11-29 Calor-Emag Elektrizitaets-Aktiengesellschaft, 4030 Ratingen Electric vacuum switch
GB1528777A (en) * 1975-01-10 1978-10-18 Westinghouse Electric Corp Cup-shaped contacts for vacuum interrupters having a continuous annular contact surface
DE2613567C3 (en) * 1976-03-30 1980-02-14 Siemens Ag, 1000 Berlin Und 8000 Muenchen Contact arrangement for vacuum switch
DE2939695A1 (en) * 1979-09-29 1981-04-09 Siemens AG, 1000 Berlin und 8000 München Moving contact for high voltage vacuum switch - has ring shaped contact surface with flat and sloping regions in specified ratio
DE3009925C2 (en) * 1980-03-14 1984-03-08 Siemens AG, 1000 Berlin und 8000 München Contact piece for an electrical vacuum switch
JPS579019A (en) * 1980-06-18 1982-01-18 Hitachi Ltd Electrode for vacuum breaker
DE3151907A1 (en) * 1981-12-23 1983-06-30 Siemens AG, 1000 Berlin und 8000 München VACUUM SWITCH TUBES WITH A RING TO GENERATE AN AXIAL MAGNETIC FIELD
NL8401005A (en) * 1983-03-31 1984-10-16 Mc Graw Edison Co CONSTRUCTION OF CONTACTS OF A VACUUM CIRCUIT BREAKER.
GB8321368D0 (en) * 1983-08-09 1983-09-07 Vacuum Interrupters Ltd High current switch contacts
DE3415743A1 (en) * 1984-04-26 1985-10-31 Siemens AG, 1000 Berlin und 8000 München CONTACT ARRANGEMENT FOR A VACUUM SWITCH
US4675483A (en) * 1984-09-10 1987-06-23 Siemens Aktiengesellschaft Contact arrangement for vacuum switches

Also Published As

Publication number Publication date
GB8510441D0 (en) 1985-05-30
ZA863064B (en) 1986-12-30
GB2174549A (en) 1986-11-05
GB2174549B (en) 1989-12-06
IN166736B (en) 1990-07-14
EP0199593A2 (en) 1986-10-29
EP0199593A3 (en) 1988-01-07

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020423