Contamination-control mat assembly with adhesive-coated sheets and composite polystyrene frame member and anti-slip backing member, and a process for fabricating the same
AssigneeIllinois Tool Works Inc.
InventorsTimothy J. Fleming, Richard R. Schulze
Life of this patent
Estimating the term…
Abstract
A new and improved contamination-control mat assembly which has a plurality of adhesive-coated sheets disposed upon the upper surface portion of the contamination-control mat assembly, and a new and improved polystyrene frame member, having an acrylic-rubber anti-slip backing member applied thereto, disposed upon the undersurface portion of the contamination-control mat assembly, wherein the polystyrene frame member and the acrylic-rubber anti-slip backing member are integrally affixed together by means of a coextrusion process.
Claims2
A contamination-control mat assembly, to be disposed upon an underlying floor support structure, comprising:
- a composite frame member and anti-slip backing member assembly;
- and
- a stacked array of adhesive-coated contamination-control sheets disposed upon an upper surface portion of said composite frame member and anti-slip backing member assembly;
- said composite frame member and anti-slip backing member assembly comprising a polystyrene frame member having an upper surface portion upon which said stacked array of adhesive-coated contamination-control sheets are disposed, and an acrylic-rubber anti-slip backing member coextruded upon an undersurface portion of said polystyrene frame member so as to integrally form, with said polystyrene frame member, said composite frame member and anti-slip backing member assembly.
Dependencies are inferred from the claim text.