Patent ID: 7648420

Claim:
A multi-purpose sports facility comprising: a plurality of areas, each of said areas being a track, pitch or court for practicing a respective sports activity, each of said areas having respective biomechanical characteristics differentiated according to the respective sports activity practiced thereon; and a base structure common to the plurality of areas, the base structure being composed of a sheet substrate and an infill, the sheet substrate having a plurality of filiform formations extending from the sheet substrate; the infill being positioned above the sheet substrate and dispersed between said filiform formations so as to maintain the filiform formations in substantially upright conditions wherein at least two areas included in the plurality of areas exhibit differences in the base structure in at least one of: a length of the filiform formations extending from said sheet substrate, a grain size of respective ones of said infill dispersed between said filiform formations, and a density of said infill dispersed between said filiform formations, wherein the at least two areas included in the plurality of areas of the base structure have respective biomechanical characteristics in response to the differences in the base structure.