| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an outboard propulsion device with a simple structure capable of projecting a lift generation plate on-water at sliding and preventing receiving of drag force of water at sliding. <P>SOLUTION: In the outboard propulsion device 1 mounted to a rear end of a hull, the lift generation plate 20 having a front edge 25 positioned at a rear side than a rear edge 4b of a lower unit 4 of the outboard propulsion device 1 and having a continuous surface in a left/right direction is arranged behind the lower unit 4 and above an anti-cavitation plate 11 projectedly provided at the left and right sides of the lower unit 4. <P>COPYRIGHT: (C)2008,JPO&INPIT |
