US PATENT SUBCLASS 361 / 123
.~.~.~ Gas blast


Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

1  DF  SAFETY AND PROTECTION OF SYSTEMS AND DEVICES {32}
117  DF  .~ High voltage dissipation (e.g., lightning arrester) {10}
121  DF  .~.~ Fluid (e.g., mercury, quenching) {2}
123.~.~.~ Gas blast


DEFINITION

Classification: 361/123

Gas blast:

(under subclass 121) Subject matter wherein the fluid may be vaporized by an arc therethrough and as a result, creates a

blast of vapor which will blowout the arc, or the fluid may be compressed air which, upon being released, will blowout the arc.