Patent ID: 8152655
Filing Date: 2012-04-10
Classification: A63B

Abstract:
1. A golf ball comprising: a single core having an outer surface and a geometric center and being formed from a substantially homogenous rubber composition; an inner cover layer disposed about the core, the inner cover comprising an ionomeric material and having a material hardness of about 60 Shore D or greater; and an outer cover layer disposed about the inner cover layer, the outer cover comprising a castable polyurea or a castable polyurethane and having a material hardness of about 60 Shore D or less; wherein the outer surface has a trans content of about 12% or less and a hardness of about 71 to 88 Shore C, the geometric center has a trans content of about 10% or less and a hardness of about 70 to 80 Shore C, and the core surface hardness is greater than the geometric center hardness by about 1 to 10 Shore C to define a shallow positive hardness gradient.