US PATENT SUBCLASS 218 / 100
.~.~.~ Disconnect switch


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}
100.~.~.~ Disconnect switch


DEFINITION

Classification: 218/100

Disconnect switch:

(under subclass 91) Subject matter including a mechanical switch that is intended to disconnect the insulating circuit breaker from the electric power source for maintenance, changing connections, and opening and closing circuits.

SEE OR SEARCH THIS CLASS, SUBCLASS:

12, for auxiliary shunt circuit interrupter.

45, for air-current blowout circuit interrupter.

67, for puffer piston circuit interrupter.

80, for sealed chamber circuit interrupter.

SEE OR SEARCH CLASS

200, Electricity: Circuit Makers and Breakers, 48+, for details of a high potential type disconnect switch.