US PATENT SUBCLASS 218 / 62
.~.~.~.~.~ With nozzle

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}
43  DF  .~ Air-current blowout {18}
57  DF  .~.~ Puffer piston {6}
59  DF  .~.~.~ With gas blast means {2}
61  DF  .~.~.~.~ Compressing cylinder structure {1}
62.~.~.~.~.~ With nozzle

DEFINITION

Classification: 218/62

With nozzle:

(under subclass 61) Subject matter including a terminal discharging pipe member which is attached to a first of the two contacts members and in which compressed gas is caused to flow from a compression space into an expansion space.

SEE OR SEARCH THIS CLASS, SUBCLASS:

53, for air-current blowout circuit interrupter.

63+, for puffer piston circuit interrupter.

72+, for sealed chamber circuit interrupter.