US PATENT SUBCLASS 220 / 300
.~.~.~ Locking lug engages "L" or cresent-shaped keeper slots

Current as of: June, 1999
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220 /   HD   RECEPTACLES

200  DF  CLOSURES {45}
288  DF  .~ Removable closure guided in rotary movement (e.g., screw) {6}
293  DF  .~.~ Quick removal (e.g., bayonet) {7}
300.~.~.~ Locking lug engages "L" or cresent-shaped keeper slots

DEFINITION

Classification: 220/300

(under subclass 293) Device wherein the interlocking means comprises a lug member extending from either the closure or the receptacle neck portion, the lug member extending into an "L" shaped or "C" shaped slot to cooperate therewith in a closing and locking movement.