US PATENT SUBCLASS 218 / 156
.~.~ Arcing chamber

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


218 /   HD   HIGH-VOLTAGE SWITCHES WITH ARC PREVENTING OR EXTINGUISHING DEVICES

1  DF  ARC PREVENTING OR EXTINGUISHING DEVICES {14}
155  DF  .~ Housing structure {1}
156.~.~ Arcing chamber {2}
157  DF  .~.~.~> With venting means
158  DF  .~.~.~> Arc extinguishing material

DEFINITION

Classification: 218/156

Arcing chamber:

(under subclass 155) Subject matter including an enclosed compartment in which the arc is confined and brought into contact with gas evolving or other arc extinguishing material in a manner that results in the limitation of the voltage at the line terminal and the interruption of the arc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

46+, for air-current blowout circuit interrupter.

76, for sealed chamber circuit interrupter.

103+, for arcing chamber in liquid circuit interrupter.