US PATENT SUBCLASS 218 / 114
.~.~.~ Pressure generating arc control means

Current as of: June, 1999
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218 /   HD   HIGH-VOLTAGE SWITCHES WITH ARC PREVENTING OR EXTINGUISHING DEVICES

1  DF  ARC PREVENTING OR EXTINGUISHING DEVICES {14}
89  DF  .~ Interposed non-conductor {3}
91  DF  .~.~ Liquid {14}
114.~.~.~ Pressure generating arc control means {1}
115  DF  .~.~.~.~> Plural series connected

DEFINITION

Classification: 218/114

Pressure generating arc control means:

(under subclass 91) Subject matter including an enclosure of insulating material within which the arc is drawn by the separating movement of the circuit breaker contacts, a relatively high-pressure being developed in the enclosure by the arc to cause a blast of deionizing fluid to be discharged through the arc path and out from the enclosure at one side

thereof.