US PATENT SUBCLASS 218 / 127
.~.~.~.~ Significant shape


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}
127.~.~.~.~ Significant shape {2}
128  DF  .~.~.~.~.~> Slotted or grooved
129  DF  .~.~.~.~.~> Coil


DEFINITION

Classification: 218/127

Significant shape:

(under subclass 123) Subject matter wherein significant configuration details of electrical contacts are included.