发明授权
- 专利标题: Iron golf club head made of fiber-reinforced resin
- 专利标题(中): 铁高尔夫球杆头由纤维增强树脂制成
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申请号: US843229申请日: 1992-02-28
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公开(公告)号: US5228694A公开(公告)日: 1993-07-20
- 发明人: Takaharu Okumoto , Toshio Ninomiya , Tetsuo Hayashi , Kazuo Kawada
- 申请人: Takaharu Okumoto , Toshio Ninomiya , Tetsuo Hayashi , Kazuo Kawada
- 申请人地址: JPX Tokyo
- 专利权人: The Yokohama Rubber Co., Ltd.
- 当前专利权人: The Yokohama Rubber Co., Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX1-105390 19890911; JPX1-105391 19890911
- 主分类号: A63B53/04
- IPC分类号: A63B53/04
摘要:
An iron golf club head having a sole and a hosel molded integrally as a frame from a metallic material, a core portion disposed in an upper part above the sole and the outer periphery of the core portion and the outer periphery of the frame except for the sole are covered with a fiber-reinforced resin and a weight having a greater specific gravity than the metallic material of the frame disposed between the sole and the core portion. The weight consists of a mass of 92 to 98 wt. % of powdery tungsten mixed in a polyamide resin.
公开/授权文献
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