Patent ID: 7699726
Filing Date: 2010-04-20
Classification: A63B,B29C,B32B,C08J,Y10T

Abstract:
1. A soccerball comprising: a cover that forms an exterior surface of the soccerball, the cover including a plurality of panels connected along abutting edges; a foam layer located adjacent to the cover, the foam layer including a closed cell, cross-linked, foam processed with a nitrogen blowing agent having at least 99.9% purity, the foam layer having a thickness ranging from 0.5 to 4.5 mm, wherein a material of the foam layer is selected from a group consisting of low-density polyethylene, high-density polyethylene, polypropylene and ethylvinylacetate; a textile layer located adjacent to the foam layer, the textile layer including at least one textile material; and an inflatable bladder located adjacent to the textile layer; wherein the soccerball has a rebound ranging from 138 to 140 cm; a size expansion of from 0.54 to 0.66 cm.