Patent ID: 6736284
Filing Date: 2004-05-18
Classification: B65D

Abstract:
In a container having a surrounding side wall forming a container body that has a longitudinally extending central axis and first and second end closures defining an interior therein, an improvement wherein at least one of said end closures includes:(A) a central body panel oriented transversely to the central axis and (B) an outer surrounding margin portion joined to said side wall, (1) said margin portion having a support section thereof oriented longitudinally relative to said container body; and (C) a plurality of rib structures disposed on said margin and having longitudinally extending first rib components located on said support section and positioned in spaced-apart relation therearound, said rib structures being formed as tear-dropped shaped depressions defining trough regions alternating with ridge regions of such size and spacing that the trough regions are generally equal in area as the ridge regions.