发明名称 Compactible tennis racquet
摘要 A compactible tennis racquet having a head and a handle interconnecting by widely dispersed releaseable connections that will provide rigid coupling of the head to the handle, the connectors including handle extensions and head extensions, bolts for securing the handle extensions to the outer periphery of the head and bolts for connecting the head extensions to the handle extensions at a neck of the racquet and a hinge, provided at the neck of the racquet that provides for pivoting of the head with respect to the handle and that is locked against pivoting when the racquet is assembled for use.
申请公布号 US4915382(A) 申请公布日期 1990.04.10
申请号 US19880202520 申请日期 1988.06.06
申请人 MADSEN, ERIK H. 发明人 MADSEN, ERIK H.
分类号 A63B49/02 主分类号 A63B49/02
代理机构 代理人
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