主权项 |
1. A golf club head comprising a component composed of a composition comprising:
a first plurality of prepreg plies; a second plurality of prepreg plies; and a variable thickness core material, wherein the variable thickness core material is permanently sandwiched between the first plurality of prepreg plies and the second plurality of prepreg plies, wherein the variable thickness core comprises a sheet molding compound comprising bundles of aligned carbon fibers and at least one reinforcing fiber material, wherein the carbon fiber bundles have random orientations within the sheet molding compound, wherein the carbon fiber bundles are pre-spread prior to being processed into the sheet molding compound, wherein the at least one reinforcing fiber material is selected from the group consisting of carbon, fiberglass, and aramid, wherein the component comprises a variable thickness pattern, wherein the component satisfies at least one equation selected from the group consisting ofDxxDyy>C andDyyDxx>C, and wherein C is at least 1 and is no more than 1.5. |