发明名称 Anti-rotational hitch ball
摘要 A hitch assembly that includes an anti-rotation mechanism. The hitch assembly generally includes a hitch ball, a ball mount, and a fastener. The invention is directed to a mechanism for preventing rotation of either the hitch ball or the fastener relative to the ball mount. The anti-rotation mechanism of the present invention provides an engagement means for interlocking sections of the hitch ball or fastener with the ball mount, thereby blocking rotation of the hitch ball or fastener relative to the ball mount.
申请公布号 US2005151349(A1) 申请公布日期 2005.07.14
申请号 US20040023310 申请日期 2004.12.27
申请人 IRGENS CHRISTOPHER;SCOTT FRANCO;ZAPUSHEK JOHN;HOHMANN ROLF;HANDEL MARK V.;KOTTKE CRAIG;ROHDE CHRISTOPHER 发明人 IRGENS CHRISTOPHER;SCOTT FRANCO;ZAPUSHEK JOHN;HOHMANN ROLF;HANDEL MARK V.;KOTTKE CRAIG;ROHDE CHRISTOPHER
分类号 B60D1/06;B60D1/52;(IPC1-7):B60D1/00 主分类号 B60D1/06
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