Means for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts (circuit arrangements for introducing delay H01H47/18; short-circuited conducting sleeves, bands, or discs H01H50/46)

Full Title

Details of electromagnetic relays ( electric circuit arrangements H01H47/00; details of electrically-operated selector switches H01H63/00) > Means for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts (circuit arrangements for introducing delay H01H47/18; short-circuited conducting sleeves, bands, or discs H01H50/46)

Child Classifications

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• H01H 50/88 Mechanical means, e.g. dash-pot
• H01H 50/92 Thermal means (inherent in electrothermal relays H01H61/00)