发明名称 Golf club head
摘要 A golf club head comprises a hosel into which the front-end portion of a shaft for a golf club is inserted. The hosel has at the lower and inside portion thereof a bottom wall. A balance adjusting screw screws on the bottom wall. A tapped hole formed on the bottom wall, for receiving the balance adjusting screw may pass through the bottom wall so as to cause a space defined by a crown, a face and a sole to communicate with the inside of the hosel. The tapped hole may have a tapered portion formed on the periphery of the tapped hole, which locates at the side of the hosel.
申请公布号 US6287214(B1) 申请公布日期 2001.09.11
申请号 US19990373210 申请日期 1999.08.12
申请人 RYOBI LIMITED 发明人 SATOH TOKUO
分类号 A63B53/02;A63B53/06;(IPC1-7):A63B53/02 主分类号 A63B53/02
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