Patents Assigned to MacroPlastics, Inc.
  • Patent number: 5439113
    Abstract: A bulk container integrally molded from a plastic material and providing substantially exclusive transfer of vertical loads thru the corners of a lower container during stacking, and increased volumetric capacity. The front, rear and side sections of the container are integrally formed with a bottom wall portion to form a containment volume with a plurality of corners. A plurality of nesting protrusions extend downwardly from the lower portion of the corners and a corresponding plurality of nesting recesses are formed in the upper portion of the corners so that two containers can be vertically stacked with each protrusion mated with a corresponding recess. The corners include reinforcing vertical column portions having inwardly spaced wall portions blending into containment wall portions. The containment wall portions extend outwardly from the inwardly spaced wall portions.
    Type: Grant
    Filed: March 2, 1995
    Date of Patent: August 8, 1995
    Assignee: MacroPlastics, Inc.
    Inventor: Flemming Elvin-Jensen