Insulated trafficked surface
OwnerEsko Pontyneninventor
Life of this patent
Estimating the term…
Abstract
An insulated trafficked surface having a first sheet of steel having corrugations, a second sheet of steel having corrugations attached perpendicular to and adjacent to the first sheet, a plurality of fasteners connecting the second sheet to the top of the first sheet, a heat insulating fill material filling the cavities of the corrugations of the first and second sheet, a covering layer of aggregate material formed on the top surface of the first and second sheets, and a surface layer of pavement formed over the top surface of the covering layer. The fasteners may be either rivets or screws. the aggregate material is a stabilized or unstabilized crushed aggregate. The surface layer is an asphalt pavement. The fill material is an expanded plastic.
Claims8
An insulated trafficked surface comprising:
- a first sheet of steel having corrugations;
- a second sheet of steel having corrugations, said second sheet of steel being attached perpendicular to and overlying said first sheet, each of said first and second sheets having a plurality of cavities formed between corrugations;
- a plurality of fastener rigidly affixing said first and second sheets together;
- a heat insulating fill material filling said cavities of said first and second sheets;
- a covering layer of aggregate material formed on a top surface of said first and second sheets;
- and
- a surface layer of pavement formed over a top surface of said covering layer.
Dependencies are inferred from the claim text.