Patent ID: 7980182

Claim:
A method for transporting roof installation materials during installation of a section of a roof of a building comprising the following steps: (a) completing a section of roof, wherein said section of roof is generally horizontal; (b) temporarily placing at least two sets of generally parallel elongated tubes onto said completed roof section, wherein each set extends a distance on the completed roof section, wherein each tube has a convex outside surface curvature, wherein each set is generally parallel to each other; (c) placing a movable platform on each set of tubes, each platform having a flat upper surface, a front and a rear, at least two wheels underneath the front and at least two wheels underneath the rear, the exterior surfaces of all of said wheels having a concave curvature corresponding to the convex exterior curvature of said tubes for rotatable movement along said tubes, wherein no support for said tubes extends above said upper surface of said platforms; (d) depositing elongate roofing material onto said platforms such that said elongate material extends between and is simultaneously supported by all of said platforms; (e) moving said platforms supporting said elongate material in a generally simultaneous manner along the sets of tubes to transport said elongate material to a distal end of the sets; and (f) installing the elongate material to create a new section of roof.