US PATENT SUBCLASS 218 / 34
.~.~ Arc chute

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}
22  DF  .~ Magnetic blowout {7}
34.~.~ Arc chute {3}
35  DF  .~.~.~> With vent means
36  DF  .~.~.~> Arc runner (e.g., arc horn)
37  DF  .~.~.~> Insulated conductor structure {2}

DEFINITION

Classification: 218/34

Arc chute:

(under subclass 22) Subject matter comprising spaced sidewalls of insulating material and metal plates extending between the sidewalls for chopping an arc into a family of

series related arclets.

SEE OR SEARCH THIS CLASS, SUBCLASS:

15, for auxiliary shunt circuit interrupter.

81, for air-current blowout circuit interrupter.

149+, for general arc preventing device.