Patent ID: 6886302
Filing Date: 2005-05-03
Classification: E04B,E04D,E04F

Abstract:
1. A modular deck drainage system for mounting beneath a deck assembly, the deck assembly having spaced floor boards extending over a predetermined surface area, said floor boards supported by a plurality of regularly spaced joists, comprising: a plurality of drainage panels each of said panels being of approximately the same length and width and having a plurality of longitudinally extending channels formed therein, said panels attached to bottom edges of said joists with said channels in transverse relation to said joists, adjacent drainage panels being arranged in adjustable overlapping relation both lengthwise and widthwise; wherein said drainage panels are deployed to cover an area approximately equal to said predetermined surface area by adjusting the overlap of said adjacent panels, and wherein adjacent end to end drainage panels are overlapped, with a portion of each downstream panel connected beneath a portion of each immediately adjacent upstream panel, said drainage channels having upper and lower folds and a substantially triangular repeating cross sectional profile, said upper folds having flat regions connecting adjacent ones of said drainage panels.