US PATENT SUBCLASS 200 / 50.17
.~.~.~ Drawout-type switchgear

Current as of: June, 1999
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200 /   HD   ELECTRICITY: CIRCUIT MAKERS AND BREAKERS

50.01  DF  INTERLOCKING {4}
50.02  DF  .~ Between switches and housing {11}
50.12  DF  .~.~ Dual interlocked between door and switch {5}
50.17.~.~.~ Drawout-type switchgear

DEFINITION

Classification: 200/50.17

Drawout-type switchgear:

(under subclass 50.12) Subject matter comprising an aggregate of switching facilities having components on a sliding box or receptacle that is opened by pulling out and closed by pushing in, combined with an enclosure for a power station or transforming station.

SEE OR SEARCH THIS CLASS, SUBCLASS:

50.21, for interlocking means, per se.