Patent ID: 7152909

Claim:
A trailer body comprising; left and right bottom rails extending parallel to each other and parallel to a longitudinal axis, said left and right bottom rails each comprising a first channel that opens upwardly and a second channel that opens laterally; left and right top rails extending parallel to each other and parallel to said longitudinal axis, said left and right top rails spaced vertically above said left and right bottom rails, respectively; a horizontal floor extending between said left and right bottom rails, said floor comprising a plurality of one-piece extruded floor panels that are each abutted with at least one adjacent floor panel and that each extend horizontally between the left and right bottom rails transversely relative to said longitudinal axis, wherein said floor comprises a left lateral edge that is seated in said second channel of said left bottom rail and comprises a right lateral edge that is seated in said second channel of said right bottom rail; a left vertical sidewall located between said left bottom rail and said left top rail, said left vertical sidewall comprising a plurality of one-piece extruded wall panels that are each abutted with at least one adjacent wall panel of said left sidewall and that each extend vertically between said left bottom rail and said left top rail, wherein said left sidewall is seated in said first channel of said left bottom rail; a right vertical sidewall located between said right bottom rail and said right top rail, said right sidewall comprising a plurality of said one-piece extruded wall panels that are each abutted with at least one adjacent wall panel of said right sidewall and that each extend vertically between said right bottom rail and said right top rail, wherein said right sidewall is seated in said first channel of said right bottom rail; wherein said extruded floor panels and said extruded wall panels each comprise inner and outer faces interconnected by first and second spaced-apart end walls and at least one web that spans an interior space between said inner and outer faces, wherein said at least one web defines said interior space to have at least two separate hollow cores; wherein said first and second end walls and said at least one web of said extruded floor panels extend horizontally between said left and right bottom rails; wherein said first and second end walls and said at least one web of said wall panels of said left sidewall extend vertically between said left bottom rail and said left top rail; and, wherein said first and second end walls and said at least one web of said wall panels of said right sidewall extend vertically between said right bottom rail and said right top rail.