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Publication of FR886427ApublicationCriticalpatent/FR886427A/fr
H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
H01H73/02—Details
H01H73/18—Means for extinguishing or suppressing arc
FR886427D1941-01-081941-07-11Dispositif d'extinction et plus spécialement pour interrupteurs et limiteurs automatiques de courant
ExpiredFR886427A
(fr)