Planing boat with stepped hull

摘要: A planing boat having a step near the stern, with bottom aft of normally out water. The is provided one or more trim flaps attached along their forward edges to portion hull which and adjacent step, extending step. control member for adjusting each flap extends upwardly from upper surface through One rudder shafts extend carry rudders relatively thick portions where they join disposed at level generally above after trailing flaps. propeller shaft struts may be connected mounting under being