FR839809A - Improvements made to oil switches, for high voltage - Google Patents

Improvements made to oil switches, for high voltage

Info

Publication number
FR839809A
FR839809A FR839809DA FR839809A FR 839809 A FR839809 A FR 839809A FR 839809D A FR839809D A FR 839809DA FR 839809 A FR839809 A FR 839809A
Authority
FR
France
Prior art keywords
high voltage
improvements made
oil switches
switches
oil
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 FR839809A publication Critical patent/FR839809A/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
    • H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
FR839809D 1937-07-30 1938-06-24 Improvements made to oil switches, for high voltage Expired FR839809A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT839809X 1937-07-30

Publications (1)

Publication Number Publication Date
FR839809A true FR839809A (en) 1939-04-13

Family

ID=11323919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR839809D Expired FR839809A (en) 1937-07-30 1938-06-24 Improvements made to oil switches, for high voltage

Country Status (3)

Country Link
BE (1) BE429072A (en)
FR (1) FR839809A (en)
NL (1) NL50356C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE758710C (en) * 1941-08-23 1951-08-09 Voigt & Haeffner Ag Arrangement at the extinguishing chambers of electrical circuit breakers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE758710C (en) * 1941-08-23 1951-08-09 Voigt & Haeffner Ag Arrangement at the extinguishing chambers of electrical circuit breakers

Also Published As

Publication number Publication date
BE429072A (en)
NL50356C (en)

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