Marine propulsion mechanisms

Claim 1

IN A MARINE PROPULSION MECHANISM FOR A VESSEL COMPRISING A PROPULSION UNIT DISPOSED REARWARDLY OF THE TRANSOM OF THE VESSEL AND MEANS MOUNTING SAID UNIT ON THE VESSEL, SAID MOUNTING MEANS PROVIDING TILTING AND STEERING MOVEMENT OF SAID UNIT ABOUT RESPECTIVE HORIZONTAL AND UPRIGHT AXES LOCATED GENERALLY BETWEEN THE UNIT AND THE TRANSOM, A TILLER MEMBER, JOINT MEANS CONNECTING SAID MEMBER TO SAID UNIT, SAID JOINT MEANS BEING SPACED REARWARDLY OF BOTH OF SAID AXES, AN HYDRAULIC CYLINDER EXTENDING GENERALLY LONGITUDINALLY WITH RESPECT TO THE VESSEL, MEANS PIVOTALLY MOUNTING SAID CYLINDER TO SAID VESSEL, SAID TILLER MEMBER BEING TELESCOPICALLY ENGAGED IN SAID CYLINDER, A PISTON FIXED TO SAID TILLER MEMBER AND DISPOSED IN SAID CYLINDER, STEERING MEANS CONNECTED TO A PORTION OF SAID CYLINDER SPACED THEREALONG FROM SAID PIVOTAL MOUNTING MEANS THEREFOR FOR SWINGING SAID CYLINDER ON ITS SAID PIVOTAL MOUNTING IN DIRECTIONS TO SWING SAID TILLER MEMBER AND THERETHROUGH TO SWING SAID JOINT MEANS LATERALLY FROM SIDE TO SIDE, A REVERSIBLE HYDRAULIC PUMP CONNECTED TO SAID CYLINDER, MEANS FOR OPERATING SAID PUMP IN ONE DIRECTION TO APPLY FORCE ON SAID PISTON IN A DIRECTION TO TILT UP SAID OUTBOARD UNIT ON SAID HORIZONTAL AXIS AND SELECTIVELY IN THE OPPOSITE DIRECTION TO RELEASE SUCH TILTING FORCE.