FR742455A - - Google Patents

Info

Publication number
FR742455A
FR742455A FR742455DA FR742455A FR 742455 A FR742455 A FR 742455A FR 742455D A FR742455D A FR 742455DA FR 742455 A FR742455 A FR 742455A
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
Other languages
French (fr)
Publication date
Application granted granted Critical
Publication of FR742455A publication Critical patent/FR742455A/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
    • H01H33/02—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
FR742455D Expired FR742455A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
FR742455A true FR742455A (cg-RX-API-DMAC7.html) 1933-03-08

Family

ID=1546859

Family Applications (1)

Application Number Title Priority Date Filing Date
FR742455D Expired FR742455A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
FR (1) FR742455A (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2625619A (en) * 1948-08-07 1953-01-13 Mcgraw Electric Co Transformer tap changer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2625619A (en) * 1948-08-07 1953-01-13 Mcgraw Electric Co Transformer tap changer

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