发明名称 Bat made of composite material
摘要 A bat includes a hollow handle, a head portion mounted on a first end of the handle, a tail portion mounted on a second end of the handle, and an elastic plate mounted in an inside of the handle. Thus, when the handle hits a ball, the elastic plate is deformed by the impact force applied by the ball, so that the elastic plate produces a reaction bouncing force to the handle to maintain the stiffness and strength of the handle and to enhance the hitting force of the handle so as to strike the ball exactly, thereby enhancing the striking effect of the handle efficiently.
申请公布号 US2007087872(A1) 申请公布日期 2007.04.19
申请号 US20050253169 申请日期 2005.10.18
申请人 WELL JET INTERNATIONAL CO., LTD. 发明人 CHEN YUNG-HSIUNG
分类号 A63B69/00;A63B59/00 主分类号 A63B69/00
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