Rotary piston internal combustion engine and method of operating same

Claim 1

IN A METHOD OF OPERATING A ROTARY PISTON INTERNAL COMBINATION ENGINE, IN WHICH THE PISTON IS SURROUNDED BY A BODY HAVING A MULTI-ARCH INNER CONFINING SURFACE CONFINING WITH SAID PISTON A COMBUSTION CHAMBER AND IN THE UPPER DEAD CENTER POSITION OF SAID PISTON DIVIDING SAID COMBUSTION CHAMBER INTO TWO SECTIONAL COMBUSTION CHAMBERS OF CRESCENT-SHAPED CROSS SECTION, THE STEPS OF: ON EACH COMBINATION CYCLE FIRST COMPRESSING AIR IN THE CHAMBER AND THEN INJECTING A SMALL QUANTITY OF FUEL INTO SAID COMBUSTION CHAMBER WHILE SAID PISTON IS IN ITS UPPER DEAD CENTER POSITION OR SLIGHTLY THEREAFTER, AND SUBSEQUENTLY AFTER A CERTAIN ANGULAR MOVEMENT OF SAID PISTON OF FROM 10* TO 40* BEYOND ITS UPPER DEAD CENTER POSITION INJECTING INTO SAID THE FRONT SECTIONAL COMBINATION CHAMBER IN THE DIRECTION OF PISTON ROTATION A SECOND QUANTITY OF FUEL CONSIDERABLY LARGER THAN SAID FIRST QUANTITY OF FUEL WHILE PROPORTIONING SAID FIRST QUANTITY OF FUEL SO THAT AFTER THE INJECTION OF THE LATTER AND FOLLOWING THE INITIATION OF THE COMBUSTION AND SUBSEQUENT EXPANSION OF THE COMBUSTION GASES THE TEMPERATURE OF THE COMBUSTION GASES IN SAID CHAMBER WILL BE FAVORABLE FOR THE INJECTION OF SAID SECOND QUANTITY OF FUEL.