US PATENT SUBCLASS 220 / 282
.~.~.~ Closure tilts on fulcra portions or rocker points

Current as of: June, 1999
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220 /   HD   RECEPTACLES

200  DF  CLOSURES {45}
260  DF  .~ With closure opening arrangements for means (e.g., opening devices) {5}
281  DF  .~.~ Released by axial or radial pressure {1}
282.~.~.~ Closure tilts on fulcra portions or rocker points {1}
283  DF  .~.~.~.~> Hinged closure

DEFINITION

Classification: 220/282

(under subclass 281) Device wherein the closure or passage mouth is provided with fulcra or rocking points, downward pressure applied to the closure in the area adjacent said points will effect a tilting action of the closure and cause the opposite edge of the closure to abruptly pop up, thereby loosening the closure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

283, for a hinged closure provided with fulcra portions or rocker points.