Inboard-outboard belt drive

Claim 1

IN COMBINATIN WITH A BOAT HAVING A POWER SOURCE WITH AN OUTPUT SHAFT, SAID BOAT HAVING A BOTTOM AND A TRANSOM, AN INBOARD-OUTBOARD DRIVE COMPRISING MEANS EXTENDING SAID SHAFT BEYOND SAID TRANSOM REARWARDLY OF SAID BOAT, A DOUBLE PULLEY FIXED ON SAID SHAFT FOR ROTATION THEREWITH, A DRIVE UNIT TO THE RIGHT OF SAID SHAFT, A DRIVE UNIT TO THE LEFT OF SAID SHAFT, EACH OF SAID DRIVE UNITS COMPRISING A BRACKET SECURED TO SAID TRANSOM, SUPPORTING MEANS CARRIED BY SAID BRACKET AND DEPENDING SUBSTANTIALLY BELOW THE BOTTOM OF SAID BOAT, EACH SUPPORTING MEANS BEING PIVOTED IN ITS RESPECTIVE BRACKET FOR PIVABLE MOVEMENT ABOUT A VERTICAL AXIS, THE SUPPORTING MEANS BEING INTERCONNECTED FOR COMMON PIVOTING THEREOF ABOUT THEIR VERTICAL AXES FOR STEERING SAID BOAT, EACH OF SAID SUPPORTING MEANS HAVING AN IDLER PULLEY JOURNALED THEREON, A PROPELLER, A DRIVE PULLEY DRIVINGLY FIXED TO SAID PROPELLER IN COAXIAL ENGAGEMENT THEREWITH, MEANS ROTATABLY JOUNALING SAID PROPELLER AND SAID DRIVE PULLEY ON SAID DEPENDING SUPPORTING MEANS SUBSTANTIALY BELOW THE BOTTOM OF SAID BOAT, A FIRST PAIR OF DRIVE BELTS RESPECTIVELY PASSED OVER SAID DOUBLE PULLEY AND OVER SAID RESPECTIVE IDLER PULLEYS, AND A SECOND PAIR OF DRIVE BELTS RESPECTIVELY PASSED OVER SAID IDLER PULLEYS AND OVER SAID DRIVE PULLEYS FOR DRIVING SAID PROPELLERS FROM SID DRIVE SHAFT.