Internal combustion engine

Claim 1

AN INTERNAL COMBUSTION ENGINE OF THE SPARK INGITION UNTHROTTLED TYPE HAVING A CYLINDRICAL BORE AND A PISTON MEMBER MOVING RECIPROCABLY THEREIN, A CYINDER HEAD MEMBER CLOSING SAID BORE AND TOGETHER WITH SAID PISTON MEMBER AND BORE DEFINING AN AIR FLOW CHAMBER, AND A COMBUSTION CHAMBER FORMED IN A PORTION OF ONE OF SAID CHAMBERS AND LOCATED TO ONE SIDE OF THE AXIS OF SAID BORE AND RADIALLY WITHIN THE CYLINDRICAL SURFACE OF PROJECTION OF SAID BORE, SAID AIR FLOW CHAMBER CONTAINING A CHARGE OF FRESH AIR THEREIN HAVING A NEGLIGIBLE SWIRL AIR MOTION, THE REMAINING SURFACE PORTION OF SAID ONE MEMBER BEING ESSENTIALLY PARALLEL WITH THE AXIALLY ADJACENT SURFACE OF THE OTHER MEMBER, SAID SURFACE PORTIONS TOGETHER WITH THE WALLS OF SAID BORE DEFINING SAID AIR FLOW CHAMBER CONSTITUTING A SQUISH AREA FOR THE TRANSFER BY THE PISTON DURING THE COMPRESSION STROKE OF SAID PISTON OF THE AIR IN SAID AIR FLOW CHAMBER TRANSVERSELY ACROSS AND ESSENTIALLY PARALLEL TO THE TOP OF THE PISTON SURFACE FROM ONE SIDE OF SAID LATTER CHAMBER TOWARDS A DIAMETRICALLY OPPOSITE SIDE TOWARDS AND INTO SAID COMBUSTION CHAMBER IN STREAMLINE AIR LAYERS, THE MAJOR PORTION OF WHICH EXTEND ESSENTIALLY IN THE SAME GENERAL DIRECTION, SAID COMBUSTION CHAMBER BEING CONTIGUOUS WITH AND EXTENDING AXIALLY AND RADIALLY FROM SAID AIR FLOW CHAMBER EFFECTING FLOW OF SQUISH AIR THEREINTO AND HAVING A SHAPE THAT EFFECTS AN AIR ROTATION OF SAID AIR LAYERS IN SAID COMBUSTION CHAMBER, LOW PRESSURE INJECTION MEANS ADJACENT SAID CHAMBER INJECTING A FUEL SPRAY DIRECTLY INTO SAID COMBUSTION CHAMBER AND CYLINDER VOLUME IN A DIRECTION AGAINST SAID ROTATING SQUISH AIR STREAM WHEREBY SAID AIR STREAM REDIRECTS THE FUEL SPRAY BACK INTO SAID COMBUSTION CHAMBER TO REDUCE THE PENETRATION DISTANCE OF SAID FUEL INTO SAID AIR AND PREVENT A SUBSTANTIAL WETTING OF THE CYLINDER WALLS TO THEREBY EFFECT A FUEL-AIR MIXTURE CLOUD CONCENTRATED SUBSTANTIALLY WITHIN SAID COMBUSTION CHAMBER WITH ESSENTIALLY FRESH AIR IN THE AIR FLOW CHAMBER, AND MEANS ADJACENT SAID COMBUSTION CHAMBER FOR IGNITING SAID MIXTURE CLOUD.