US PATENT SUBCLASS 200 / 50.31
.~.~ Plug controls switch

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

50.01  DF  INTERLOCKING {4}
50.28  DF  .~ Between switch and connector assembly {3}
50.31.~.~ Plug controls switch

DEFINITION

Classification: 200/50.31

Plug controls switch:

(under subclass 50.28) Subject matter including means which prevents withdrawal of the plug from the receptacle when the switch is in the on position, and to prevent movement of the switch into the on position in the absence of a plug positioned in the receptacle.