ARTIFICIAL LAWN AND ATHLETIC STADIUM

摘要

PROBLEM TO BE SOLVED: To provide an artificial lawn and an athletic stadium capable of simply, easily and uniformly filling a filling material and having an appearance similar to natural turf, an excellent shock absorbability, and durability for a long time use.;SOLUTION: The present artificial lawn is made of twisted yarns formed by twisting a plurality of fiber bundles, twisted and fixed piles are implanted in a fabric to form the artificial lawn. The length of the piles is at least 40 mm in a temporary straight length from the surface of the fabric to the front tip of the pile and the front tip part is unwoven and twisting fixation is left in a range as much as 10-70% in untwisted residual ratio from the fabric strut base. The present athletic stadium is constructed by laying such an artificial lawn on a substrate.;COPYRIGHT: (C)2005,JPO&NCIPI