Air cushion track arrangement for vehicle

Claim 1

IN A COMBINED AIR-CUSHION AND ENDLESS TRACK VEHICLE, A FLUID-CUSHION BORNE BODY, RADIALLY DEFORMABLE TERMINAL ROLLERS OF ELASTIC MATERIAL CARRIED BY SAID BODY AND HAVING A SELECTED DEFORMATION CAPACITY, AT LEAST ONE ENDLESS, FLEXIBLE, GROUND-ENGAGING TRACK HAVING AN INNER SIDE ENGAGED BY AND PASSING OVER SAID TERMINAL ROLLERS AND AN OUTER SIDE FOR BEARING AGAIST THE GROUND ALONG A LOWER RUN OF SAID TRACK, A SOURCE OF PRESSURE FLUID ON SAID BODY, MEANS FED WITH PRESSURE FLUID FROM SAID SOURCE FOR FORMING A VERTICALLY DEFORMABLE FLUID CUSHION SUSTAINING SAID BODY AND ACTIVE ON THE INNER SIDE OF SAID LOWER RUN OF THE ENDLESS TRACK AND MEANS PROVIDING A CONTINUOUS FLUID CONNECTION BETWEEN SAID CUSHION FORMING MEANS AND SAID TERMINAL ROLLERS, SO THAT THE DEFORMATION CAPACITY OF SAID FLUID CUSHION IS SUBSTANTIALLY EQUAL TO THE SELECTED DEFORMATION CAPACITY OF SAID TERMINAL ROLLERS.