| 摘要 |
1986/4 A boat with a generally vertical transom includes a water planing hull bottom surface shaped to provide a minimum wetted area when on plane and a raised bottom surface above the bottom surface. The raised bottom surface contains a hole therethrough adjacent the transom for mounting a boat propulsion device having a downward and rearward extending propeller drive. The raised bottom surface forms an upward cavity having an open end notched through the transom within the bottom surface of the boat. In a second embodiment the boat includes a second raised bottom surface adjacent the upward cavity. |
