发明名称 Method for making game racket
摘要 A method for making a game racket includes two molds having a mold cavity for receiving an annular rib and a network engaged between the molds and engaged with the annular rib. A material is injected into the mold cavity of the molds for forming the annular frame of the game racket and for forming the annular rib in the annular frame and for allowing the network to be secured to the annular frame without threading operation. The annular rib has one or more holes for engaging with the material and for allowing the annular rib to be solidly secured in the annular frame.
申请公布号 US5816959(A) 申请公布日期 1998.10.06
申请号 US19970938761 申请日期 1997.09.26
申请人 LIN, SE;LIN, JOHNNY 发明人 LIN, SE;LIN, JOHNNY
分类号 A63B49/00;A63B49/02;A63B49/10;A63B51/00;A63B51/04;(IPC1-7):A63B49/00 主分类号 A63B49/00
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