Steam generating apparatus

Claim 1

IN COMBINATION WITH AN INTERNAL COMBUSTION ENGINE HAVING AN EXHAUST MANIFOLD FOR RECEIVING EXHAUST GASES FROM SAID ENGINE AND AN EXHAUST PIPE IN COMMUNICATION THEREWITH, STEAM GENERATING APPARATUS COMPRISING A Y BRANCH CONNECTION IN COMMUNICATION AT THE JUNCTION OF ITS TWO BRANCHES WITH SAID EXHAUST PIPE, ONE OF SAID BRANCHES BEING EXTENDED REARWARDLY AND HAVING THEREIN A CONTROL VALVE, THE SECOND OF SAID BRANCHES ALSO EXTENDING REARWARDLY AND HAVING THEREIN A CHECK VALVE TO PREVENT BACKFLOW THERETHROUGH OF EXHAUST GASES, A MULTIPLE COIL IN COMMUNICATION AT ITS INLET END WITH SAID SECOND BRANCH AND HAVING AN OUTPUT PIPE PROVIDED THEREIN WITH A CONTROL VALVE, A LIQUID SUPPLY PIPE HAVING MEANS FOR CREATING AND MAINTAINING A LIQUID PRESSURE THEREIN GREATER THAN THE FLUID PRESSURE IN SAID COIL, AND SAID LIQUID SUPPLY PIPE ALSO HAVING A PLURALITY OF LONGITUDIANLY SPACED SMALL RADIAL PIPES IN COMMUNUCATION WITH SAID COIL, SAID SMALL PIPES HAVING THEREIN CONTROL VALVES FOR ADMITTING LIMITED SMALL QUANTITIES OF LIQUID INTO SAID COIL.