Patent ID: 7478449

Claim:
A foldable ramp, comprising: a first ramp section and a second ramp section, each of said first and second ramp sections having opposed side rails connected by a number of spaced rungs; a hinge pivotally connected between said first ramp section and said second ramp section, said hinge including a first plate having opposed side edges and a second plate having opposed side edges which is spaced from said first plate, said first and second plates being connected to one another along said opposed side edges thereof to form a hollow interior, at least one rib located within said hollow interior and being connected between said first and second plates, a sleeve being formed at the juncture of said first and second plates along each side edge thereof and being located within said hollow interior, said first plate, said second plate, said at least one rib and said sleeves being formed in a one-piece assembly; a first pivot pin extending through one of said sleeves and being connected to each of said side rails of said first ramp section, and a second pivot pin extending through the other of said sleeves and being connected to each of said side rails of said second ramp section.