Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1978-04-17
1980-07-29
Macon, Robert S.
Electricity: circuit makers and breakers
Liquid contact
Time delay
200148R, 200148F, H01H 3388
Patent
active
042152569
ABSTRACT:
Gas-insulated switchgear apparatus wherein a device providing a first disconnect gap and a second disconnect gap is located in a sheath filled with an insulating gas and kept at ground potential. The disconnect gaps providing device comprises a first movable contact and a second movable contact which are insulatedly supported by a support device with respect to the sheath. There is provided a device for individually actuating the movable contacts which device comprises a pair of insulated actuating rods disposed adjacent and extending parallel to the insulating support device.
REFERENCES:
patent: 3946184 (1976-03-01), Yoshioka et al.
Kishi Tuneo
Nakano Seizo
Oishi Kazuaki
Sakaguchi Minoru
Hitachi , Ltd.
Macon Robert S.
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