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Hermes Patentverwertungs GmbH
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Hermes Patentverwertungs GmbH
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Application filed by Hermes Patentverwertungs GmbHfiledCriticalHermes Patentverwertungs GmbH
Application grantedgrantedCritical
Publication of FR880769ApublicationCriticalpatent/FR880769A/fr
H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
H01H33/02—Details
H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle
H01H33/593—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle for ensuring operation of the switch at a predetermined point of the ac cycle
Landscapes
Engineering & Computer Science
(AREA)
Power Engineering
(AREA)
FR880769D1941-03-061942-04-02Dispositif pour le réglage par échelons d'appareils électriques à courant alternatif
ExpiredFR880769A
(fr)