发明授权
US5314180A Sports instrument and impact-absorbing element to be attached to sports
equipment
失效
运动器械和冲击吸收元件要贴在运动器材上
- 专利标题： Sports instrument and impact-absorbing element to be attached to sports equipment
- 专利标题（中）： 运动器械和冲击吸收元件要贴在运动器材上
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申请号： US993455申请日： 1992-12-16
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公开(公告)号： US5314180A公开(公告)日： 1994-05-24
- 发明人: Masahiro Yamagishi , Masao Hijiri , Yasuo Komatsu , Hiroshi Edagawa , Naoki Imaeda
- 申请人： Masahiro Yamagishi , Masao Hijiri , Yasuo Komatsu , Hiroshi Edagawa , Naoki Imaeda
- 申请人地址： JPX Toyko
- 专利权人： Toray Industries, Inc.
- 当前专利权人： Toray Industries, Inc.
- 当前专利权人地址： JPX Toyko
- 优先权： JPX1-220632 19890828; JPX2-15859 19900125; JPX2-26431 19900206
- 主分类号： A63B59/00
- IPC分类号： A63B59/00 ; A63B49/02
摘要：
This invention relates to sports rackets with which the impact or vibration transmitted to the body such as the arms, of a user when the sports racket is used is largely reduced. The sports racket according to the present invention comprises as at least a part of the material constituting said sports racket a vibration-reducing material having a vibration loss coefficient of not less than 0.01 at room temperature, comprising epoxy resin, polyamide resin, and a filler.
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