Patent ID: 8708148
Filing Date: 2014-04-29
Classification: B31B,B65D,B65G

Abstract:
1. A nestable paperboard container, comprising: a base; a sidewall attached to the base at a perimeter of the base; a flange extending outwardly from an upper perimeter of the sidewall, wherein the flange comprises a top portion having an underside and a rolled portion that is rolled under the top portion the rolled portion extending for less than a full circle to an edge that is located adjacent the underside of the top portion the rolled portion forming a curved outer peripheral edge of the flange shaped to define a cam for aiding the denesting of the paperboard container from like paperboard containers in a nested stack of paperboard containers, the rolled portion extending only inwardly from the curved outer peripheral edge; and an annular depression formed in the top portion of the flange defining a depending annular bulge in the underside of the top portion of the flange; wherein an inner surface of the rolled portion at least partially contacts an under-surface of the annular bulge, and a free edge of the rolled portion is disposed generally between at least a portion of the annular bulge and the side wall.