Boat trim flaps

Claim 1

IN COMBINATION WITH A MOTOR BOAT HULL INCLUDING AFT BOTTOM PORTIONS DISPOSED ON OPPOSITE SIDES OF THE LONGITUDINAL CENTERLINE OF SAID HULL, A PAIR OF BOAT TRIM FLAP ASSEMBLIES EACH MOUNTED IN ONE OF SAID AFT BOTTOM PORTIONS, SAID AFT BOTTOM PORTIONS EACH HAVING AN OPENING THEREIN SPACED FORWARDLY OF THE REAR END OF THE CORRESPONDING BOTTOM PORTION AND SPACED LATERALLY OF SAID CENTERLINE, SAID ASSEMBLIES INCLUDING A PAIR OF OPEN BOTTOM HOUSINGS SECURED IN SAID OPENINGS IN FLUID-TIGHT SEALING ENGAGEMENT WITH THE ADJACENT PORTIONS OF THE CORRESPONDING BOTTOM PORTIONS, A TRIM FLAP PIVOTALLY SECURED IN EACH HOUSING FOR ROTATION ABOUT AN AXIS DISPOSED IN A PLANE GENERALLY PARALLELING THE CORRESPONDING BOTTOM PORTION AND EXTENDING TRANSEVERSELY OF THE FORWARD END OF SAID HOUSING WITH THE FREE SWINGING PORTION OF SAID FLAP EXTENDING REARWARDLY IN SAID HOUSING AND SWINGABLE FROM A RAISED POSITION SUBSTANTIALLY FLUSH WITH THE BOTTOM OF SAID HOUSING TO A REARWARDLY AND DOWNWARDLY INCLINED LOWERED POSITION PROJECTING BELOW THE CORRESPONDING BOTTOM PORTION, AND ACTUATOR MEANS OPERATIVELY CONNECTED TO EACH OF SAID TRIM FLAPS AND INCLUDING MOVABLE PORTIONS MOUNTED FOR MOVEMENT RELATIVE TO AND THROUGH WALLS OF SAID HOUSINGS IN FLUID-TIGHT SEALED ENGAGEMENT THEREWITH AND HAVING PORTIONS DISPOSED WITHIN SAID HULL FOR ACTUATION THEREOF AND OPERABLE TO SELECTIVELY SIMULTANEOUSLY AND INDIVIDUALLY RAISE AND LOWER SAID FLAPS AS DESIRED AND VARY THE UPWARD THRUST EFFECTED THEREBY EITHER SIMULTANEOUSLY OR INDIVIDUALLY WHEREBY THE INCLINATION OF SAID HULL MAY BE ADJUSTED ABOUT BOTH TRANSVERS AND LONGITUDINAL GENERALLY HORIZONTALLY DISPOSED AXES IN ORDER TO POSITION THE HULL IN ITS OPTIMUM ATTITUDE RELATIVE TO THE WATER OVER WHICH IT IS TRAVELING WHEN COMPENSATING FOR UNEVEN LOADING OF SAID HULL.