Patent ID: 7533500

Claim:
A deck plank assembly comprising an elongated extrusion of rigid plastics material, said extrusion having vertically spaced horizontal opposite side walls integrally connected by horizontally spaced transverse walls, said transverse walls including longitudinally extending opposite edge walls each having a U-shaped wall portion defining a longitudinally extending groove having a horizontal depth substantially greater than its vertical width, each of said U-shaped wall portions having opposing upper and lower beveled surfaces-forming a V-shaped entrance for said groove and each of said beveled surfaces having a longitudinally extending V-shaped groove, said deck plank being symmetrical about a center reference plane extending parallel to each said outer side surfaces and through said grooves, a longitudinally extending tie strip extrusion of rigid plastics material and having opposite flange portions projecting horizontally from a center portion, said center portion defining a longitudinally extending and upwardly facing V-shaped recess extending an entire length of said tie strip, said center portion having a downwardly projecting and longitudinally extending spacer rib, said flange portions projecting into opposing said grooves of adjacent said deck planks, and a threaded screw extending diagonally from said V-shaped recess within said tie strip through said center portion of said tie strip and through a bottom corner portion of said plank.