Patent ID: 8245476

Claim:
A building covering system of cambered slats on a backband, comprising: a plurality of support ribs, joined between support pads on a backband to support one or more siding slats having interlocking edges, said backband integrally formed, with a slot at one linear end and a tab at the other end, and said support ribs and said support pads alternatively arrayed on said backband, said backband comprised of an insertion tab with planar front portion and rear portion extending to a first support pad joined to a first support rib, said first support rib having a lower wall, upper wall, left and right side walls, joined to a front support wall having a cambered support surface and at least one fastener receiver, said cambered support surface extending onto a projection from said lower wall that projects over said first support pad; a second support pad joined to said upper wall of said first support rib and extending to a lower wall with projection on a second support rib, with said second support rib having an upper wall, left and right side walls joined to a front support wall having a cambered support surface and at least one fastener receiver, said plurality of support ribs terminating with an upper wall having a slot dimensioned to receive an insertion tab; and, at least one siding slat having left and right edges, and along the length of said siding slat an upper edge with fastener openings and a capture seam, and a lower folded edge, said siding slat having a predetermined camber from said lower folded edge to below said fastener openings on said upper edge determined to be complementary with said cambered support surface on said support ribs.