ZA737969B - A vacuum circuit interruptor including a gettering device - Google Patents

A vacuum circuit interruptor including a gettering device

Info

Publication number
ZA737969B
ZA737969B ZA737969A ZA737969A ZA737969B ZA 737969 B ZA737969 B ZA 737969B ZA 737969 A ZA737969 A ZA 737969A ZA 737969 A ZA737969 A ZA 737969A ZA 737969 B ZA737969 B ZA 737969B
Authority
ZA
South Africa
Prior art keywords
vacuum circuit
gettering device
circuit interruptor
interruptor including
gettering
Prior art date
Application number
ZA737969A
Other languages
English (en)
Inventor
J Clason
Original Assignee
Hazemeijer Bv
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
Priority claimed from NL727214103A external-priority patent/NL149629B/xx
Application filed by Hazemeijer Bv filed Critical Hazemeijer Bv
Publication of ZA737969B publication Critical patent/ZA737969B/xx

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
    • 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
    • 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
    • H01H33/668—Means for obtaining or monitoring the vacuum
ZA737969A 1972-10-18 1973-10-12 A vacuum circuit interruptor including a gettering device ZA737969B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL727214103A NL149629B (nl) 1972-10-18 1972-10-18 Vacuuemschakelaar met vangstofelement.

Publications (1)

Publication Number Publication Date
ZA737969B true ZA737969B (en) 1974-10-30

Family

ID=19817178

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA737969A ZA737969B (en) 1972-10-18 1973-10-12 A vacuum circuit interruptor including a gettering device

Country Status (5)

Country Link
DK (1) DK131917C (sv)
ES (1) ES419714A1 (sv)
IT (1) IT996847B (sv)
SE (1) SE386539B (sv)
ZA (1) ZA737969B (sv)

Also Published As

Publication number Publication date
IT996847B (it) 1975-12-10
DK131917B (da) 1975-09-22
SE7314123L (sv) 1974-04-19
ES419714A1 (es) 1976-03-01
DK131917C (da) 1976-02-23
SE386539B (sv) 1976-08-09

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