Process for providing filled containers

摘要

The present invention is an end closure structure for a container having a flexible central member (6) with an outwardly dished center section and at least one opening structure (18) in the central member (6), a removable thin flexible closure member (12) disposed over the opening structure (18) which is in a first sealing relationship (32) with a portion of the opening structure (18) and a second sealing relationship (34) with the top surface of the central member (6), an upwardly extending flange member (8) circumferentially disposed from the peripheral edge of the central member (6), and a downwardly extending sealing skirt (10) circumferentially disposed from a top edge of the flange member (8).