Patent ID: 8573137

Claim:
A horizontal deck panel adapted for use in a plastic pallet, said panel comprising an injection molded tubular extrusion of thermoplastic material and forming a tubular parison having a first sheet of said material integrally connected to a second sheet of said material, said tubular parison having opposite edge portions fused together with portions of said second sheet spaced generally parallel to portions of said first sheet, said second sheet including a plurality of parallel spaced rows of aligned elongated double wall ribs extending across said second sheet and having opposing ends of adjacent said ribs defining spaces therebetween, said double wall ribs in said second sheet projecting upwardly with top portions of said ribs fused to said first sheet to reinforce said deck panel in a first direction, said first sheet including a plurality of parallel spaced rows of aligned elongated double wall ribs projecting downwardly between said ribs in said second sheet, said double wall ribs in said rows in said first sheet having bottom portions fused to said second sheet, said double wall ribs in said rows in said first sheet extending in said spaces defined between said opposing ends of said ribs in said second sheet and perpendicular to said parallel spaced ribs in said second sheet, and said elongated double wall ribs in said first sheet having opposite end portions intersecting and fused to center portions of said elongated double wall ribs in said second sheet to reinforce said deck panel in a second direction perpendicular to said first direction.