Carburetor adapter

Claim 1

A UNITARY ADAPTER FOR USE ON MOTOR VEHICLE ENGINES TO REGULATE THE SUPPLY OF AIR FROM THE AIR FILTER TO THE CARBURETOR WHEN NORMALLY GASEOUS HYDROCARBON FUEL IS BEING DELIVERED TO THE CARBURETOR OF THE ENGINE IN PLACE OF THE ORDINARY NORMALLY LIQUID HYDROCARBON FUEL, COMPRISING AA TUBULAR CASING FOR COVEYING AIR THERETHROUGH FROM THE AIR FILTER TO THE CARBURETOR AND HAVING MEANS AT ITS OPPOSITE ENDS FOR CONNECTING IT BETWEEN THE OUTLET OF THE FILTER AND THE INLET OF THE CARBURETOR, SAID ADAPTER HAVING A FIRST DISK FIXED THEREON ADJACENT TO ITS FILTER END WITH A PLURALITY OF RADIALLY EXTENDING SLOTS THERETHROUGH AND A SECOND DISK WITH SIMILAR SLOTS MOUNTED FOR ROTATION IN SAID CASING ADJACENT SAID FIRST DISK, SAID SLOTS BEING THEREBY ARRANGED FOR SELECTIVE PARTIAL REGISTRATION WITH ONE ANOTHER TO IMPART A REGULATED WHIRLING MOTION TO THE AIR PASSING THROUGH SAID CASING, SAID ADAPTER HAVING IN INLET PIPE ON THE DOWNSTREAM SIDE OF SAID DISKS AND EXTENDING INWARDLY FROM ITS SIDE OF SAID DISKS AND EXTENDING WARDLY THEREFROM FOR THE SUPPLY OF THE NORMALLY GASEOUS FUEL, SAID PIPE TERMINATING IN A NOZZLE HAVING RADIALLY DISPOSED ORIFICES THEREIN FOR DISCHARGING SAID FUEL CENTRALLY OF SAID ADAPTER AND IN A DIRECTION TRANSVERSE OF THE FLOW OF AIR THERETHROUGH, SAID NOZZLE BEING SPACED FROM THE INTERIOR WALL OF SAID ADAPTER PROVIDING AN ANNULAR AIR SPACE FOR THE FLOW OF AIR AROUND AND PAST SAID NOZZLE AS REGULATED BY THE RELATIVE ADJUSTMENT OF SAID DISKS.