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Application filed by Hermes Patentverwertungs GmbhfiledCriticalHermes Patentverwertungs Gmbh
Publication of CH236474ApublicationCriticalpatent/CH236474A/de
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
H01H33/16—Impedances connected with contacts
H01H33/161—Variable impedances
CH236474D1942-06-061943-05-26Verfahren und Einrichtung zum schnellen Schalten eines Starkstromes mit Hilfe eines regelbaren Widerstandes.
CH236474A
(de)