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Publication of BE700831ApublicationCriticalpatent/BE700831A/xx
H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
H01H9/446—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using magnetisable elements associated with the contacts