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Pallet of synthetic material

  • US 3,964,400 A
  • Filed: 08/28/1974
  • Issued: 06/22/1976
  • Est. Priority Date: 06/17/1974
  • Status: Expired due to Term
First Claim
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1. A pallet of synthetic material comprising an upper platform;

  • a lower platform having locking holes therein, nine upright hollow columns interconnecting said upper and said lower platform, each column having an upright outer wall defining the periphery thereof, said columns comprising eight outer columns and a central inner column, four of said outer columns being positioned in the corners of the pallet and the other four outer columns being each positioned intermediate two corners of the pallet, downwardly extending locking hooks at the lower ends of each of said column, said hooks being snapped through said locking holes in said lower platform, said upper platform and said columns jointly forming an integral unit, said lower platform forming an integral unit, each said locking hook being located within the cross-sectional dimensions of its respective column, said lower platform including a perforated top wall, nine downwardly extending main stiffening ribs being formed underneath said top wall, the upright outer wall of each said column being aligned with one each of said main stiffening ribs of the lower platform, each main stiffening rib defining a periphery corresponding to that of the aligned upright outer wall of its corresponding column, auxiliary downwardly extending stiffening ribs extending between each main stiffening rib and a central junction, said locking holes in the lower platform being located proximate said main stiffening ribs and having a rectangular cross-section, said locking hooks engaging underneath the perforated top wall, said top wall of said lower platform including a rectangular framework portion, the width of said framework portion substantially corresponding to the width of said other four outer columns positioned thereabove, central strips joining in the central zone of said top wall above which said central inner column is located, connecting the central area of opposite sides of said framework portion to each other, said framework portion of the top wall of the lower platform including outer downwardly and outwardly extending guide edges positioned between successive main stiffening ribs, the upper platform comprising a perforated top wall, and downwardly extending stiffening ribs formed underneath said top wall, and a plurality of downwardly extending stiffening ribs being formed within each column extending between the upright wall of said column and a central junction.

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