CLOSURE AND ACCESS SYSTEMS FOR CONTAINERS AND METHODS OF MANUFACTURE AND USE

摘要

A container-closure system is provided for housing or containerizing a product, which comprises a container body (2) having at least one free end (18) about its perimeter which forms an opening on the container for receiving or discharging the product, and an end portion having a central lid portion (36) and a free end (32) about its perimeter, wherein the end portion is positioned adjacent the container opening such that the container body (2) and end portion free ends are joined together as a seam (14) about the container body opening periphery to join the container end portion to the container body, and to form an annular curled seam projection (14) comprising at least a single curled wall of plastic integral with the container body free end periphery or the end portion free end; and wherein the thus formed annular curled seam projection provides a compressible surface adapted for engaging a cap (10) in sealing arrangement.