Patent ID: 7029616
Filing Date: 2006-04-18
Classification: A63B,B29C,B29L

Abstract:
1. A method for forming a sole component for a golf club head, the sole component composed of plies of pre-preg sheets, the method comprising: placing a first plurality of plies of pre-preg sheets in a mold cavity of a mold, the mold cavity configured to define the sole component for the golf club head; lowering a first plunger head along a longitudinal axis toward the mold cavity, the first plunger head configured to compress the first plurality of plies of pre-preg sheets within the mold cavity of the mold, the plunger head composed of an elastomeric material having a durometer of 25 Shore A to 85 Shore A; compressing the first plurality of plies of pre-preg sheets with the first plunger head within the mold cavity of the mold; replacing the first plunger head with a second plunger head, the second plunger head smaller in volume than the first plunger head; placing a second plurality of plies of pre-preg sheets in the mold cavity over the compressed first plurality of plies of pre preg sheets; lowering the second plunger head along a longitudinal axis toward the mold cavity, the second plunger head configured to compress the second plurality of plies of pre-preg sheets within the mold cavity of the mold; compressing the second plurality of plies of pre-preg sheets with the second plunger head to the compressed first plurality of plies of pre-preg sheets to form the sole component for the golf club head; removing the sole component of the golf club head from the mold cavity.