发明名称 Golf club head
摘要 A golf club head of the present invention is the one in which a head main body of a hollow structure is formed of; a face portion having a face surface; the crown portion adjacent to the face portion; and a sole portion adjacent to the face portion, a through hole for inserting a shaft into the crown portion is provided, the hosel portion for supporting a tip portion of the shaft is joined to a back surface of the face portion, and the hosel portion is made to be in a non-contact state with the crown portion.
申请公布号 US2001021675(A1) 申请公布日期 2001.09.13
申请号 US20010784201 申请日期 2001.02.16
申请人 THE YOKOHAMA RUBBER CO., LTD 发明人 MIYAMOTO MASAHIKO;NISHIZAWA YOH
分类号 A63B53/02;(IPC1-7):A63B53/02 主分类号 A63B53/02
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