Patent ID: 11970319
Assignee: CLOSURE SYSTEMS INTERNATIONAL INC.
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 20:
21. A closure for use with a container, the closure comprising:
a polymeric top portion; and
a polymeric annular skirt portion depending from the polymeric top portion, the polymeric annular skirt portion including an exterior surface and an interior surface, the interior surface of the polymeric annular skirt portion including a plurality of crushable ribs and a plurality of anti-rotational lugs,
wherein the plurality of crushable ribs is configured to be crushed when the closure is applied to the container so as to prevent or inhibit axial movement of the closure with respect to the container by forming an interference fit,
wherein at least one of the plurality of anti-rotational lugs prevents or inhibits rotational movement of the closure with respect to the container such that the closure remains on the container,
wherein each of the plurality of anti-rotational lugs has an exterior side surface being tapered or chamfered at a section closest to the polymeric top portion,
wherein each of the plurality of anti-rotational lugs has an opposing exterior side surface being a substantially vertical wall at a section closest to the polymeric top portion.