发明名称 Golf club head
摘要 A golf club head comprising two or more thin shell sections, for instance a front shell section and a rear shell section, or a face shell section, a top shell section and a body shell section including a bottom section and a side section, are secured together along their edges to form a one-piece shell having a sealed space. A shaft is also secured together with the shell sections when securing these sections. The sealed space is filled with a filler material such as foamed urethane and rubber.
申请公布号 US4438931(A) 申请公布日期 1984.03.27
申请号 US19820418636 申请日期 1982.09.16
申请人 KABUSHIKI KAISHA ENDO SEISAKUSHO 发明人 MOTOMIYA, TETSUO
分类号 A63B53/04;(IPC1-7):A63B53/04 主分类号 A63B53/04
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