发明名称 GOLF PUTTER HEAD
摘要 <p>This invention is a golf putter head (11) having a body (12) of a cylindrical shape with a convex ball contacting surface. The putter body generally has internal, tiered, cylindrical cavities (18), of varying diameters, extending equally outward from the center of mass (CM), along the central axis of the putter head. The cavities are filled with weighing elements (20) inserted into each of the two ends (15, 16) of the putter head. A groove (23) aligned with the center (C) is provided on the top surface (14) of the putter head. The groove is filled with a highly visible indicator to facilitate the alignment of the center of the putter head face with the golf ball. End caps (21) are inserted over the weighing elements in each end. The putter head provides a mounting hole (22) in the top of the head, offset from center toward the heel and along the central axis of the head, for shafting.</p>
申请公布号 WO9614109(A1) 申请公布日期 1996.05.17
申请号 WO1995US14314 申请日期 1995.11.07
申请人 DONOFRIO, MATT 发明人 DONOFRIO, MATT
分类号 A63B53/04;(IPC1-7):A63B53/04 主分类号 A63B53/04
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