Patent ID: 6679375
Filing Date: 2004-01-20
Classification: B65D,Y10S

Abstract:
For a container having an opening with a rim, a cap for retaining a product to be released into the container as desired, the cap comprising:a holder having a flexible top and a membrane-like base sealed together about a common circumferential edge to envelop the product; a collar removably fixable about the opening, the collar having a flange for abutting the circumferential edge to fix the holder between the flange and the rim of the container, the base being positioned inwardly of the flexible top to provide a liquid impermeable seal over the opening; a cutting edge positioned inwardly of the base to circumscribe at least a part of the product; and configured such that when pushed inwards, the top of the holder deforms to press the base of the holder against the cutting edge, cutting open the base to release the product into the container; the opening being sealed by means of the top after the base has been cut open; and such that after the collar has been removed, the opening is resealable by the top when the collar is replaced.