H - Electricity – 01 – H
Patent
H - Electricity
01
H
348/1
H01H 9/30 (2006.01) H01H 9/54 (2006.01) H02H 7/22 (2006.01)
Patent
CA 1184287
Abstract of the Disclosure: A.C. switching circuit capable of opening and closing contacts without generating any arc. When D.C. source restores from its interruption, the contacts are maintained in or shifted to a predetermined state. A change-over switch is provided for selecting as required whether the contacts are to be forcibly opened or closed after the D.C. source interruption, or whether the previous state of the contacts is to be maintained.
410179
Fukuzono Hideki
Kobayashi Masato
Nishimura Hiromi
Matsushita Electric Works Ltd.
Ridout & Maybee Llp
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