Rotating combustion engine with direct fuel injection

Claim 1

A ROTARY COMBUSTION ENGINE COMPRISING AN OUTER BODY HAVING A PAIR OF SPACED END WALLS AND A PERIPHERAL WALL DISPOSED BETWEEN THE END WALLS TO FORM CAVITY THEREBETWEEN HAVING AN AXIS ALONG WHICH THE END WALLS ARE SPACED, THE INNER SURFACE OF SAID PERIPHERAL WALL HAVING A MULTI-LOBED PROFILE; A SHAFT CO-AXIAL WITH THE OUTER BODY CAVITY AND HAVING AN ECCENTRIC PORTION; A ROTOR DISPOSED WITHIN THE CAVITY AND JOURNALED ON THE SHAFT ECCENTRIC PORTION, SAID ROTOR HAVING A PLURALITY OF APEX PORTIONS FORMING A ROTOR WORKING FACE BETWEEN EACH ADJACENT PAIR OF APEX PORTIONS WITH SAID APEX PORTIONS HAVING A SEALING COOPERATION WITH SAID PERIPHERAL WALL INNER SURFACE TO FORM A WORKING CHAMBER BETWEEN EACH ADJACENT PAIR OF APEX PORTIONS SUCH THAT WACH SUCH CHAMBER IS FORMED BY THE ADJACENT WALL PORTIONS OF THE OUTER BODY AND THE ASSOCIATED WORKING FACE OF THE ROTOR EACH SAID WORKING FACE HAVING A TROUGH-LIKE RECESS FORMED THEREIN WITH THE BOTTOM OF EACH SAID RECESS HAVING A GREATER ANGLE WITH THE WORKING FACT TO FORM A DEEPER PORTION IN RADIALLY INWARD DIRECTION AT OINE END THAN AT ITS OTHER END; INTAKE MEANS FOR ADMITTING AIR INTO SAID WORKING CHAMBERS FOR COMBUSTION THEREIN ADJACENT ONE JUNCTION OF THE LOBES OF SAID PERIPHERAL WALL INNER SURFACE, SAID INTAKE MEANS BEING FREE OF ANY VARIABLE THROTTLE MEANS AND EXHAUST MEANS FOR EXPELLING THE BURNT GASES FROM SAID ENGINE; FUEL NOZZLE MEANS FOR INJECTING FUEL INTO SAID WORKING CHAMBER FOR COMBUSTION THEREIN ADJACENT SAID ONE JUNCTION OF THE LOBES OF SAID PERIPHERAL WALL IONNER SURFACE, SAID FUEL NOZZLE, MEANS BEING CARRIED BY SAID OUTER BODY TO ONE SIDE OF SAID LOBE JUNCTION AND HAVING ITS FUEL SPRAY DIRECTED INTO THE OUTER BODY CAVITY TOWARD SAID LOBE JUNCTION; MEANS FOR INITIATING INJECTION OF FUEL FROM SAID NOZZLE MEANS INTO A WORKING CHAMBER BEFORE THE TOP DEAD CENTER POSITION OF ITS WORKING FACE AND CONTINUING SAID FUEL INJECTION UNTIL SAID WORKING FACE HAS REACHED A POSITION ADJACENT SAID LOBE JUNCTION, THE ORIENTATION OF THE FUEL SPRAY AND THE PROFILE OF THE WORKING FACE SUCH THAT SUCH FUEL SPRAY IS DIRECTED ONTO A WORKING FACE AT AN ANGLE OF LESS THAN 30* WITH SAID WORKING FACE THROUGHOUT THE FUEL INJECTION PERIOD.