Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1981-01-28
1984-02-28
Macon, Robert S.
Electricity: circuit makers and breakers
Liquid contact
Time delay
200148B, H01H 3357
Patent
active
044343353
ABSTRACT:
A compressed-gas circuit interrupter includes a chamber in which SF.sub.6 gas is confined, shield members surrounding arc-extinguishing assemblages and heat transfer members connected to the shield members at their ends. Electric heaters are provided at the outside of the chamber and connected to the heat transfer members for heating the ends thereof.
REFERENCES:
patent: 3742169 (1973-06-01), Eggert
patent: 4208556 (1980-06-01), Patel et al.
Koyanagi Osamu
Natsui Ken'ichi
Hitachi , Ltd.
Macon Robert S.
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