Spherical trajectory rotary power device

Claim 1

A ROTARY INTERNAL COMBUSTION ENGINE COMPRISING A CASING WITH A SPHERICAL INTERIOR, A DRIVE SHAFT EXTENDING THROUGH THE WALL OF THE CASING, A PISTON CAGE WITHIN THE CASING AND FIXED TO THE DRIVE SHAFT, THE PISTON CAGE HAVING OUTER PORTIONS ROTATABLE IN PROXIMITY TO THE SPHERICAL INTERIOR OF THE CASING AND BEING RECESSED TO RECEIVE PISTON MEANS, THE PISTON MEANS INCLUDING TWO PAIRS OF PISTON MEMBERS PIVOTALLY MOUNTED IN THE CAGE FOR OSCILLATION ABOUT AN AXIS SUBSTANTIALLY NORMAL TO A PLANE CONTAINING THE AXIS OF ROTATION OF THE CAGE, THE SPHERICAL INTERIOR OF THE CASING COMBINING WITH PORTIONS OF THE CAGE AND PORTIONS OF EACH PAIR OF PISTONS TO FORM A COMPRESSION AND COMBUSTION CHAMBER, CAM MEANS FOR PREDETERMINING SUCCESSIVE POSITIONS OF THE PISTONS RELATIVE TO THE CASING DURING A CYCLE OF ROTATION OF THE CAGE IN WHICH THE PISTON OF EACH PAIR OSCILLATE TOWARD AND AWAY FROM ONE ANOTHER TO ALTERNATELY ENLARGE AND CONTRACT THE VOLUME OF THE COMPRESSION-COMBUSTION CHAMBER FOR EXPANSION OF THE BURNING FUEL MIXTURE, EXHAUST, INTAKE OF FRESH FUEL MIXTURE AND COMPRESSION, THE EXPANDING GASES DRIVING THE PISTONS AND THEREBY APPLYING POWER TO ROTATE THE CAGE THROUGH ENGAGEMENT OF THE CAM MEANS OF THE PISTONS AND CASING, AND A FLUID INLET AND OUTLET CONSTRUCTED AND ARRANGED TO ADMIT THE FRESH FUEL MIXTURE AND EXHAUST THE BURNED GASES IN TIME WITH THE ENGINE OPERATING CYCLE.