US PATENT SUBCLASS 218 / 125
.~.~.~.~ Fixed

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}
118  DF  .~ Vacuum {5}
121  DF  .~.~ Single-pole {3}
123  DF  .~.~.~ Contact structure {5}
125.~.~.~.~ Fixed

DEFINITION

Classification: 218/125

Fixed:

(under subclass 123) Subject matter including a conducting part having a contact surface which remains substantially stationary.

SEE OR SEARCH THIS CLASS, SUBCLASS:

49, for air-current blowout circuit interrupter.