发明名称 Arrow shaft and method for manufacturing the same
摘要 An arrow shaft composed of a non-elastic fiber and a low elastic fiber and a method for manufacturing the same are disclosed. The method comprises the steps of spreading an elastic sheet such as pre-impregnated or prepreged carbon or glass fiber, adhering a non-elastic or low elastic fiber, preferably a prepreged pre-impregnated natural, synthetic, or glass fiber onto the elastic sheet, winding them onto a mandrel, and carrying out tapping, heat treating/cooling, releasing, and polishing processes.
申请公布号 US2003013565(A1) 申请公布日期 2003.01.16
申请号 US20010978873 申请日期 2001.10.16
申请人 SONG JUMSIK 发明人 SONG JUMSIK
分类号 B29C53/56;F42B6/04;(IPC1-7):F42B6/04;B65H81/06 主分类号 B29C53/56
代理机构 代理人
主权项
地址