发明名称 Folding ergonomic wheel apparatus
摘要 A manual cranking apparatus for the landing gear of a semi-trailer. The cranking apparatus includes a rotatable mechanism that is permanently connected to the cross-shaft of the landing gear. The rotatable mechanism is adapted to be folded such that, in storage position, the mechanism is positioned beneath the trailer.
申请公布号 US2004188981(A1) 申请公布日期 2004.09.30
申请号 US20040787916 申请日期 2004.02.27
申请人 MCGREW DAVID L. 发明人 MCGREW DAVID L.
分类号 B60S9/08;(IPC1-7):B60D1/00 主分类号 B60S9/08
代理机构 代理人
主权项
地址