Internal combustion engines supercharged by means of a turbo-blower

Claim 1

IN COMBINATION, AN INTERNAL COMBUSTION ENGINE HAVING A SHAFT AN INTAKE SPACE AND AN EXHAUST SPACE, SAID ENGINE BEING OF THE DIESEL TYPE AND HAVING AT LEAST ONE CYLINDER AND ONE PISTON SLIDABLE THEREIN TO FORM THEREWITH A WORKING CHAMBER WHERE FUEL COMBUSTION TAKES PLACE, FIRST FUEL INJECTION MEANS OPERATIVELY CONNECTED WITH SAID SHAFT FOR FEEDING FUEL INTO SAID CHAMBER DURING A FIRST PERIOD WHERE THE VOLUME OF SAID CHAMBER IS PRACTICALLY CONSTANT, SECOND FUEL INJECTING MEANS OPERATIVELY CONNECTED WITH SAID SHAFT FOR FEEDING FUEL INTO SAID CHAMBER DURING A SECOND PERIOD WHERE THE PRESSURE IN SAID CHAMBER IS PRACTICALLY CONSTANT, A SUPERCHARGER COMPRISING A GAS TURBINE AND AN AIR BLOWER COUPLED WITH SAID TURBINE, A FIRST CONDUIT LEADING FROM SAID EXHAUST SPACE TO THE INTAKE OF SAID GAS TURBINE, A SECOND CONDUIT LEADING FROM THE OUTPUT OF SAID BLOWER TO SAID ENGINE INTAKE SPACE, A BY-PASS CONDUIT LEADING FROM AN INTERMEDIATE POINT OF SAID SECOND CONDUIT TO AN INTERMEDIATE POINT OF SAID FIRST CONDUIT, A VALVE IN SAID BY-PASS CONDUIT TO CONTROL THE FLOW OF AIR THERETHROUGH, ADJUSTING MEANS FOR VARYING THE RELATIVE VALUE OF THE AMOUNT OF FUEL FED BY SAID FIRST FUEL INJECTION MEANS WITH RESPECT TO THE AMOUNT OF FUEL FED BY SAID SECOND FUEL INJECTION MEANS, AND CONTROL MEANS OPERATIVELY CONNECTED ON THE ONE HAND WITH SAID VALVE AND ON THE OTHER HAND WITH SAID ADJUSTING MEANS SO AS TO INCREASE THE RELATIVE VALUE OF THE AMOUNT OF FUEL FED DURING SAID SECOND PERIOD WITH RESPECT TO THE AMOUNT OF FUEL FED DURING SAID FIRST PERIOD WHILE REDUCING THE DEGREE OF OPENING OF SAID VALVE, AND INVERSELY.