发明名称 Methods of manufacturing golf club shafts
摘要 An improved shaft for a golf club and methods of manufacturing the same. One or more layers of a loaded film are used to define in part the overall weight, swing weight, and/or balance point of a golf club shaft, without significantly affecting the flexibility and/or torsional characteristics of the shaft. A set of plies of pre-preg composite fiber sheet and loaded film may be wrapped in a predetermined manner around a mandrel, placed in a mold, and heated for a predetermined period of time to form a shaft for a golf club.
申请公布号 US6409960(B1) 申请公布日期 2002.06.25
申请号 US20000559162 申请日期 2000.04.25
申请人 CALLAWAY GOLF COMPANY 发明人 PREECE THOMAS W.;REYES HERB
分类号 A63B53/10;B29C70/08;B29C70/44;(IPC1-7):B29C49/20;B29C43/10 主分类号 A63B53/10
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