Disconnecting switch

Details Disconnecting switch Disconnecting switch

1990-08-16

1993-07-06

Gaffin, Jeffrey A.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200146R, H01H 942, H01H 3316

Patent

active

052256421

ABSTRACT:
In a disconnecting switch having a current-breaking duty, a stationary arc contact (18, 38) is held via a resistor (21, 41), and an end part of the stationary arc contact is arranged to engage with a hole (16c) formed in a movable contact (16) which is also to be connected with a stationary main contact (19) at an outer surface thereof.

REFERENCES:
patent: 3763340 (1973-10-01), Noack
patent: 4009458 (1977-02-01), Kishi et al.
patent: 4412115 (1983-10-01), Okumo
patent: 4488021 (1984-12-01), Yoshizumi

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