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OwnerCharles Thomas Retief, Nicholas Wessel Lodewyk Wagenaar +1inventors
InventorsCharles Thomas Retief, Nicholas Wessel Lodewyk Wagenaar, Deon Ronald Thompson
Estimating the term…
A plastic lid is provided for an open topped generally circular container having an outwardly directed lip encircling the open top of the container. The lid comprises a rim of generally annular shape to cooperate with the outwardly directed lip of the container and a squat generally cylindrical section extending from an inner periphery of the rim to a closure wall at its operatively inner end to form a plug type of closure adapted to form a seal with an inner periphery of the container. The lid has at least one locking member that is an endless locking ring connected to the rim by way of one or more integral frangible connecting elements. The locking member is adapted to operatively cooperate with the lip of the container such that fracturing of one or more of said integral frangible connecting elements occur attempted removal of the lid from the container.
A plastic lid for an open topped generally circular container of the type having an outwardly directed lip encircling the operatively upper open end of the container, the plastic lid comprising:
The plastic lid as claimed in claim 11 in which a single retaining connecting element of more robust proportions attaches the locking ring to the rim of the lid to hold the ring captive unless the ring and lid are more firmly torn away from each other.
A plastic lid for an open topped generally circular container of the type having an outwardly directed lip encircling the operatively upper open end of the container, the plastic lid comprising:
Dependencies are inferred from the claim text.