US PATENT SUBCLASS 220 / 298
.~.~.~ Radially inwardly and outwardly extending interlocking lugs

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}
298.~.~.~ Radially inwardly and outwardly extending interlocking lugs {1}
299  DF  .~.~.~.~> With anti-friction means

DEFINITION

Classification: 220/298

(under subclass 293) Device wherein the interlocking means

includes a plurality of horizontally spaced, radially extending lugs, having surfaces in the same horizontal plane cooperating with radially outwardly extending lugs of similar structure.