GB1388700A - Vacuum switches - Google Patents

Vacuum switches

Info

Publication number
GB1388700A
GB1388700A GB5249172A GB5249172A GB1388700A GB 1388700 A GB1388700 A GB 1388700A GB 5249172 A GB5249172 A GB 5249172A GB 5249172 A GB5249172 A GB 5249172A GB 1388700 A GB1388700 A GB 1388700A
Authority
GB
United Kingdom
Prior art keywords
per cent
bismuth
aluminium
alloy
copper
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
GB5249172A
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 Corp
Original Assignee
Siemens 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 Siemens Corp filed Critical Siemens Corp
Publication of GB1388700A publication Critical patent/GB1388700A/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

Landscapes

  • Contacts (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Manufacture Of Switches (AREA)
GB5249172A 1972-01-21 1972-11-14 Vacuum switches Expired GB1388700A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2202924A DE2202924C3 (de) 1972-01-21 1972-01-21 Vakuumschalter

Publications (1)

Publication Number Publication Date
GB1388700A true GB1388700A (en) 1975-03-26

Family

ID=5833683

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5249172A Expired GB1388700A (en) 1972-01-21 1972-11-14 Vacuum switches

Country Status (6)

Country Link
US (1) US3819897A (enrdf_load_stackoverflow)
JP (1) JPS4882365A (enrdf_load_stackoverflow)
AU (1) AU475976B2 (enrdf_load_stackoverflow)
CA (1) CA979959A (enrdf_load_stackoverflow)
DE (1) DE2202924C3 (enrdf_load_stackoverflow)
GB (1) GB1388700A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123852A (en) * 1982-07-19 1984-02-08 Gen Electric Electrode contacts for high current circuit interruption
GB2323213A (en) * 1997-03-10 1998-09-16 Gec Alsthom Ltd Vacuum switching device

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2357333C3 (de) * 1973-11-16 1980-04-03 Siemens Ag, 1000 Berlin Und 8000 Muenchen Durchdringungsverbundmetall als Kontaktwerkstoff für Vakuumschalter
US4048117A (en) * 1974-10-29 1977-09-13 Westinghouse Electric Corporation Vacuum switch contact materials
JPS60172117A (ja) * 1984-02-17 1985-09-05 三菱電機株式会社 真空しや断器用接点
RU2174563C2 (ru) * 1999-11-15 2001-10-10 Закрытое акционерное общество "Техпромстрой" Материал скользящего контакта для электрических машин на основе меди
DE102007063447B3 (de) * 2007-12-21 2009-04-23 Siemens Ag Vakuumschaltröhre
DE102007063446B3 (de) * 2007-12-21 2009-04-23 Siemens Ag Vakuumschaltröhre

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1986210A (en) * 1934-04-20 1935-01-01 Albert W Langkau Copper alloy for conducting electricity
US2143914A (en) * 1937-10-09 1939-01-17 Mallory & Co Inc P R Copper-silver-beryllium-nickel alloy
BE452819A (enrdf_load_stackoverflow) * 1938-04-30
US3497652A (en) * 1968-11-01 1970-02-24 Helen W Horn Vacuum-type circuit interrupter with contact material containing a minor percentage of aluminum
US3663775A (en) * 1970-03-24 1972-05-16 Gen Electric Vacuum interrupter with contacts containing a minor percentage of aluminum

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123852A (en) * 1982-07-19 1984-02-08 Gen Electric Electrode contacts for high current circuit interruption
GB2323213A (en) * 1997-03-10 1998-09-16 Gec Alsthom Ltd Vacuum switching device
GB2323213B (en) * 1997-03-10 2001-10-17 Gec Alsthom Ltd Vacuum switching device
US6326573B1 (en) 1997-03-10 2001-12-04 Gec Alsthom Limited Vacuum switching device

Also Published As

Publication number Publication date
CA979959A (en) 1975-12-16
DE2202924C3 (de) 1979-04-19
US3819897A (en) 1974-06-25
DE2202924B2 (de) 1978-08-17
JPS4882365A (enrdf_load_stackoverflow) 1973-11-02
AU475976B2 (en) 1976-09-09
DE2202924A1 (de) 1973-08-02
AU4948972A (en) 1974-05-30

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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