Patent ID: 7043789

Claim:
A foldable ramp having: a first track member; a first T-shaped elongate channel formed along an elongate side of said first track member; a series of first hinge elements slidably located and retained in said first T-shaped elongate channel; a second track member; a second T-shaped elongate channel formed along an elongate side of said second track member; and a series of second hinge elements slidably located and retained in said second T-shaped elongate channel, wherein each element of the series of first hinge elements is arranged to cooperate with at least one element of the second series, so that the first and second hinge elements are arranged alternately in the ramp to provide a hinge connection between said elongate sides of the first and second track members; and wherein the first hinge elements have a respective protrusion portion for rotational mating engagement with respective correspondingly shaped recesses in the second hinge elements, said protrusion portions and recesses being arranged along a hinging axis of the ramp.