发明名称 Trailer-dolly combination for small or personal watercraft
摘要 A trailer adapted to carry in piggy-back fashion, a removable, replaceable dolly onto which small or personal watercraft is to be loaded or off-loaded. The trailer is provided with higher pressure tires capable of withstanding such impacts and jarring as are associated with highway usage, while the dolly is provided with lower pressure tires for travel over sand, dirt, gravel, or other off-the road use. A first stop, on the trailer, limits movement of the dolly once secured; and a second stop, on the dolly, limits the movement of the watercraft. A plurality of rollers are employed to ease the dolly loading with the trailer, and the watercraft loading with the dolly.
申请公布号 US5722809(A) 申请公布日期 1998.03.03
申请号 US19950418457 申请日期 1995.04.07
申请人 URBANK, VINCENT A. 发明人 URBANK, VINCENT A.
分类号 B60P3/10;(IPC1-7):B60P3/10 主分类号 B60P3/10
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