FR1569633A - - Google Patents

Info

Publication number
FR1569633A
FR1569633A FR1569633DA FR1569633A FR 1569633 A FR1569633 A FR 1569633A FR 1569633D A FR1569633D A FR 1569633DA FR 1569633 A FR1569633 A FR 1569633A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1569633A publication Critical patent/FR1569633A/fr
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
    • 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
FR1569633D 1966-12-21 1967-12-19 Expired FR1569633A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5723266 1966-12-21

Publications (1)

Publication Number Publication Date
FR1569633A true FR1569633A (fr) 1969-06-06

Family

ID=10478687

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1569633D Expired FR1569633A (fr) 1966-12-21 1967-12-19

Country Status (6)

Country Link
BE (1) BE708390A (fr)
CH (1) CH485308A (fr)
DE (1) DE1615672A1 (fr)
FR (1) FR1569633A (fr)
GB (1) GB1143829A (fr)
NL (1) NL6717432A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5257975A (en) * 1975-11-07 1977-05-12 Tokyo Shibaura Electric Co Vacuum valve circuit breaker
DE3009925C2 (de) * 1980-03-14 1984-03-08 Siemens AG, 1000 Berlin und 8000 München Kontaktstück für einen elektrischen Vakuumschalter

Also Published As

Publication number Publication date
CH485308A (de) 1970-01-31
BE708390A (fr) 1968-05-02
GB1143829A (fr)
DE1615672A1 (de) 1970-06-18
NL6717432A (fr) 1968-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse