Patent ID: 8177059

Claim:
A closure arrangement for a container, which closure arrangement is to hold an additive to be added to the content of the container at a first opening of the closure, the closure arrangement comprising: a cap having a ring that defines an opening in the cap; an insert received inside the cap; and a lid mounted on the ring and covering the opening in the cap, the lid having a circular shape with a radial outward facing surface that abuts against the cap and an axial facing surface that abuts against the ring; wherein the insert has a domed or conical center part, a ring in the form of a vertical wall at a distance from the center part, at least two legs connecting the center part with the ring of the insert, and openings formed between the center part, the ring of the insert, and the legs; wherein the insert is rigidly fixed to the container via at least one of an adhesive, a snap connection, and a weld; wherein the cap and the insert are mutually rotatable; and wherein a closed compartment is formed, defined by an inner wall of the cap, the lid placed inside the ring of the cap, and the center part of the insert.