Patent ID: 7335074

Claim:
In a marine outdrive for a boat, the boat having a transom, a propeller shaft extending downward at an angle from the horizontal with respect to the transom, a propeller having a center of rotation on the shaft, a shroud disposed along a path immediately about the propeller, a mount extending from the boat for the shroud holding the shroud about the propeller, the improvement to the mount and shroud comprising: the mount holding the shroud with the shroud being disposed below, around, and adjacent the propeller whereby the shroud forms a channel below, around, and adjacent the propeller to isolate water flow within the channel from water flow to the sides of the channel, and further wherein: the mount includes a flat plate mounted at a distance overlying the center of rotation of the propeller shaft with an upper portion of the propeller rotating above the lower surface of the plate and, the plate has a boarder terminating immediately adjacent to departing propeller blades from a water line taken relative to the boat whereby water accumulated by departing propeller blades is accumulated to and confined below the plate.