US PATENT SUBCLASS 218 / 137
.~.~.~.~.~ With support

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}
134  DF  .~.~.~ Housing structure {3}
136  DF  .~.~.~.~ Shielding {1}
137.~.~.~.~.~ With support

DEFINITION

Classification: 218/137

With support:

(under subclass 136) Subject matter wherein the vacuum switch includes structural means to position the shielding means with respect to a cylindrical inner wall support of the vacuum switch housing to a base or structure.