US PATENT SUBCLASS 218 / 76
.~.~.~ Arcing chamber

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}
68  DF  .~.~ Sealed chamber {10}
76.~.~.~ Arcing chamber

DEFINITION

Classification: 218/76

Arcing chamber:

(under subclass 68) Subject matter including an enclosed compartment in which the arc is confined and brought into contact with gas-evolving material or other arc extinguishing substance.

SEE OR SEARCH THIS CLASS, SUBCLASS:

46+, for air-current blowout circuit interrupter.

103+, for arcing chamber in liquid circuit interrupter.

156+, for arcing chamber in general arc preventing device.