Patent ID: 6302671
Filing Date: 2001-10-16
Classification: B65D

Abstract:
A porous mold for fabricating a formed molded pulp structure to protectively support at least one roll of web material, the mold comprising a forming surface that contains a molding cavity surrounded by a periphery, wherein:the molding cavity contains sidewalls extending from at least a portion of the periphery into the molding cavity, at least one generally semi-cylindrical hump within the molding cavity, and land formation areas positioned adjacent the generally semi-cylindrical hump with one land formation area positioned in the molding cavity at an end of the generally semi-cylindrical hump; anda first mold forming surface on the generally semi-cylindrical hump is smooth and dished longitudinally such that a transverse cross-section of the first mold forming surface across the generally semi-cylindrical hump in the molding cavity is generally concave between the respective sidewalls.