FR48136E - Improvements to oil switches for alternating current - Google Patents

Improvements to oil switches for alternating current

Info

Publication number
FR48136E
FR48136E FR48136DA FR48136E FR 48136 E FR48136 E FR 48136E FR 48136D A FR48136D A FR 48136DA FR 48136 E FR48136 E FR 48136E
Authority
FR
France
Prior art keywords
alternating current
oil switches
switches
oil
alternating
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
Other languages
French (fr)
Inventor
Giuseppe Scarpa
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 FR48136E publication Critical patent/FR48136E/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
    • H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
    • H01H33/75—Liquid-break switches, e.g. oil-break
    • 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
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/14—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
FR48136D 1933-12-21 1937-02-09 Improvements to oil switches for alternating current Expired FR48136E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3604733A GB435537A (en) 1933-12-21 1933-12-21 Improvements in or relating to oil-break electric switches

Publications (1)

Publication Number Publication Date
FR48136E true FR48136E (en) 1937-10-25

Family

ID=10384349

Family Applications (2)

Application Number Title Priority Date Filing Date
FR765431D Expired FR765431A (en) 1933-12-21 1933-12-13 Improvements to oil switches for alternating current
FR48136D Expired FR48136E (en) 1933-12-21 1937-02-09 Improvements to oil switches for alternating current

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR765431D Expired FR765431A (en) 1933-12-21 1933-12-13 Improvements to oil switches for alternating current

Country Status (4)

Country Link
BE (2) BE400302A (en)
DE (1) DE670252C (en)
FR (2) FR765431A (en)
GB (1) GB435537A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2806110A (en) * 1954-05-26 1957-09-10 Westinghouse Electric Corp Circuit interrupters
DE1127437B (en) * 1959-09-18 1962-04-12 Siemens Ag Electric switch
NL120453C (en) * 1960-06-14

Also Published As

Publication number Publication date
FR765431A (en) 1934-06-08
GB435537A (en) 1935-09-23
BE400302A (en) 1934-12-31
DE670252C (en) 1939-01-14
BE420024A (en)

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