Air cushion supported vehicles

Claim 1

IN A VEHICULAR TRANSPORTATION SYSTEM, TUBULAR PASSAGE MEANS, A SELF-PROPELLED AIR BORNE TYPE INNER TUBULAR SHAPED VEHICLE MEANS ARRANGED WITHIN SAID TUBULAR PASSAGE MEANS AND ADAPTED TO BE SPACED THEREFROM BY A CONTINUOUS UNINTERRUPTED PERIPHERAL AIR GAP SEPARATING SAID TUBULAR VEHICLE OVER ITS ENTIRE CIRCUMFERENCE FROM THE WALL OF TUBULAR PASSAGE MEANS, AND REACTION MOTOR PROPELLING MEANS ON SAID TUBULAR-SHAPED VEHICLE FOR DISCHARGING GASES AND AIR REARWARDLY SO AS TO ESTABLISH PROPULSION OF THE VEHICLE WITHIN THE PASSAGE MEANS AND DISCHARGE GASES AND AIR RADIALLY OVER THE BOTTOM AND TOP OF THE TUBULAR VEHICLE THROUGHOUT THE ENTIRE EXTENT OF SAID PERIPHERAL GAP TO PROVIDE A RIDING CUSHION BENEATH SAID TUBULAR VEHICLE AND OVER THE TOP THEREOF TO FORM A PHYSICALLY DEFINED UNINTERRUPTED RING OF DISCHARGING GAS AND AIR ABOUT THE TUBULAR VEHICLE WITH RESPECT TO SAID TUBULAR PASSAGE MEANS WHEREBY TO MAINTAIN THE TUBULAR VEHICLE SUSPENDED WITHIN THE TUBULAR PASSAGE MEANS WHILE BEING PROPELLED THERETHROUGH.