GB1401111A - Electrical switches - Google Patents

Electrical switches

Info

Publication number
GB1401111A
GB1401111A GB2051773A GB2051773A GB1401111A GB 1401111 A GB1401111 A GB 1401111A GB 2051773 A GB2051773 A GB 2051773A GB 2051773 A GB2051773 A GB 2051773A GB 1401111 A GB1401111 A GB 1401111A
Authority
GB
United Kingdom
Prior art keywords
carbon electrode
moving contact
slides
april
hollow
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
GB2051773A
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB1401111A publication Critical patent/GB1401111A/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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7076—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by the use of special materials
    • 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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7038—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle
    • H01H33/7053—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle having a bridging element around two hollow tubular contacts

Landscapes

  • Circuit Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Contacts (AREA)
GB2051773A 1972-04-28 1973-04-30 Electrical switches Expired GB1401111A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2221630A DE2221630B2 (de) 1972-04-28 1972-04-28 Kontaktsystem für Hochspannungs-Leistungsschalter

Publications (1)

Publication Number Publication Date
GB1401111A true GB1401111A (en) 1975-07-16

Family

ID=5843940

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2051773A Expired GB1401111A (en) 1972-04-28 1973-04-30 Electrical switches

Country Status (8)

Country Link
US (1) US3925631A (xx)
JP (1) JPS564005B2 (xx)
CH (1) CH547006A (xx)
DE (1) DE2221630B2 (xx)
FR (1) FR2181699B1 (xx)
GB (1) GB1401111A (xx)
IT (1) IT983973B (xx)
SE (1) SE389761B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH594973A5 (xx) * 1975-05-28 1978-01-31 Bbc Brown Boveri & Cie
JPS5856176U (ja) * 1981-10-09 1983-04-16 電気化学計器株式会社 プランジヤポンプ
DE3434083A1 (de) * 1984-09-17 1986-03-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Leistungskontaktelement fuer hochspannungs-leistungsschalter
EP0205897B1 (de) * 1985-06-24 1991-10-16 BBC Brown Boveri AG Abbrandkontaktstück und Verfahren zur Herstellung eines solchen Abbrandkontaktstückes oder eines vergleichbaren Bauteils

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2319240A (en) * 1940-03-19 1943-05-18 Mallory & Co Inc P R Electric contact and the like
US2365132A (en) * 1941-09-25 1944-12-12 Reyrolle A & Co Ltd Electric circuit breaker of the gas-blast type

Also Published As

Publication number Publication date
FR2181699B1 (xx) 1977-02-04
US3925631A (en) 1975-12-09
JPS564005B2 (xx) 1981-01-28
SE389761B (sv) 1976-11-15
DE2221630A1 (de) 1973-11-15
FR2181699A1 (xx) 1973-12-07
IT983973B (it) 1974-11-11
JPS4954867A (xx) 1974-05-28
CH547006A (de) 1974-03-15
DE2221630B2 (de) 1979-05-23

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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