A golf club head having a defined internal cavity, and a golf club head containing a bi-material weight having a nonhomogeneous structure. A method to add the bi-material weight to the golf club entails heating, vibration and cooling to produce the nonhomogeneous structure.
申请公布号
EP1194190(B1)
申请公布日期
2009.09.23
申请号
EP20000944618
申请日期
2000.06.02
申请人
CALLAWAY GOLF COMPANY
发明人
ERICKSON, JOEL, B.;GUARD, JOHN, G.;DOOLEY, JAMES, F.;PIMENTEL, M., GRACE, HOHN;DIMARCO, THOMAS, J.
