Patent ID: 6290615
Filing Date: 2001-09-18
Classification: A63B

Abstract:
A golf ball comprising:an innersphere having a surface;a plurality of smooth portions on the surface of the innersphere; anda plurality of lattice members, each of the lattice members having a cross-sectional curvature comprising a first concave portion, a second concave portion and a convex portion disposed between the first concave portion and the second concave portion, the convex portion having an apex tangent to the curvature of the convex portion, each of the plurality of lattice members connected to at least one other lattice member to form a predetermined pattern of polygons about the plurality of smooth portions on the surface of the innersphere, each of the lattice members having an apex that has a distance from the bottom of the lattice member to the apex that ranges from 0.005 inch to 0.010 inch.