Patent ID: 7302725
Filing Date: 2007-12-04
Classification: B60P,B65G

Abstract:
1. A rail assembly for a telescoping ramp, comprising: a slider rail that is taller than it is wide, having opposed ends, opposed faces, and opposed edges; first ramp attachment means protruding outwardly from a first of the opposed faces; a hollow channel rail with a first side wall consisting of spaced co-planar wall segments forming a gap making the channel rail generally C-shaped in cross-section, the channel rail having an interior surface that defines an interior channel adapted to accommodate the slider rail with one of the opposed edges of the slider rail serving as a bearing surface which slides along the interior surface and the first ramp attachment means protruding through the gap between the wall segments; the width of the slider rail being less than a width of the interior channel of the hollow channel rail such that the bearing surface of the slider rail only engages a slider rail engaging portion of the interior surface of the channel rail leaving space on either side of the slider rail for accumulation of debris in recessed gutters positioned along opposed edges of the slider rail engaging portion of the interior surface of the channel rail; and second ramp attachment means protruding outwardly from one of the wall segments.