发明名称 Recreational vehicle support apparatus
摘要 An apparatus which is transformable from a boat lift to a trailer. The apparatus is movable on skids in a boat lift mode and on wheels in a trailer mode. A pair of posts on a main frame supports a pantographic linkwork to which is affixed a watercraft lifting cradle. A winch is connected to the main frame and to the linkwork for raising and lowering the cradle. A leveling mechanism is used for adjusting the cradle on a level when the apparatus is installed on a sloping shore. An upper deck framework is provided above the front end of the main frame. The cradle is usable for raising and moving a first recreational vehicle over the upper deck framework and for raising a second recreational vehicle above the rear end of the main frame. A third recreational vehicle is transportable on the main frame under the first and second recreational vehicles.
申请公布号 US6217053(B1) 申请公布日期 2001.04.17
申请号 US19990472230 申请日期 1999.12.27
申请人 FORSYTHE CARL;BELLIVEAU GERALD M. 发明人 FORSYTHE CARL;BELLIVEAU GERALD M.
分类号 B60P3/10;B60P3/12;(IPC1-7):B60P3/10 主分类号 B60P3/10
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