Sports floor

Abstract

A general-purpose sports floor is installed on a supporting substructure composed of stone-like materials or other compositions of materials such as a wooden floor or stabilized sand. In order that the sports floor meets the highest requirements with respect to sports serviceability, lowest risk of injury to the sportsman or sportswoman, mechanical strength and durability it is composed at least of a combination of the following layers or composite layers: 1. at least one relatively thin polyurethane top layer with a covering producing friction for the sportsman or sportswoman; 2. at least one hard elastic layer formed from granules or rubber particles and air cavities present between said particles; 3. at least one relatively thin force-distributing hard layer made, for example, of plywood or hard plastic; 4. at least one relatively thick layer made of plastic foam.

Dependencies are inferred from the claim text.