FR1014947A - Protection device for electrical devices - Google Patents

Protection device for electrical devices

Info

Publication number
FR1014947A
FR1014947A FR1014947DA FR1014947A FR 1014947 A FR1014947 A FR 1014947A FR 1014947D A FR1014947D A FR 1014947DA FR 1014947 A FR1014947 A FR 1014947A
Authority
FR
France
Prior art keywords
protection device
electrical devices
electrical
devices
protection
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
Charles-Antoine-Vict Roussel
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 FR1014947A publication Critical patent/FR1014947A/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
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/55—Oil reservoirs or tanks; Lowering means therefor
    • H01H33/555—Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
FR1014947D 1950-03-22 1950-03-22 Protection device for electrical devices Expired FR1014947A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1014947T 1950-03-22

Publications (1)

Publication Number Publication Date
FR1014947A true FR1014947A (en) 1952-08-25

Family

ID=9572675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1014947D Expired FR1014947A (en) 1950-03-22 1950-03-22 Protection device for electrical devices

Country Status (1)

Country Link
FR (1) FR1014947A (en)

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