Tire-holding wheel for tread building and buffing machines

Claim 1

MOUNTING STRUCTURE FOR AN INFLATABLE TIRE HAVING A PAIR OF OPPOSED BEADS COMPRISING: A ROTATABLE SHAFT; A PAIR OF MEMBERS EACH HAVING A HUB AND A BODY EXTENDING UPWARDLY FROM SAID HUB; MEANS SECURING THE HUB OF ONE OF SAID MEMBERS TO ONE END OF SAID SHAFT FOR ROTATION THEREWITH, THE HUB OF THE OTHER MEMBER BEING TUBULAR AND BEING CONCENTRICALLY MOUNTED ON SAID SHAFT FOR AXIAL MOVEMENT RELATIVE THERETO TOWARD AND AWAY FROM SAID ONE MEMBER; STRUCTURE ON THE OUTER PERIPHERY OF EACH OF THE BODIES OF SAID MEMBERS FOR ENGAGING AND RETAINING A CORRESPONDING BEAD OF TIRE WHEN THE HUBS ARE ON THE SHAFT AND WHEN THE TIRE SURROUNDS THE SHAFT, SAID MEMBERS BEING DISPOSED TO PRESENT WITH SAID TIRE AN AIR-RECEIVING CHAMBER WHEN THE BEADS OF THE TIRE ENGAGE SAID STRUCTURES; AN ANNULAR SEAL MOUNTED ON SAID SHAFT IN SEALING RELATIONSHIP TO SAID TUBULAR HUB AND DISPOSED NORMALLY BETWEEN THE ENDS THEREOF; FLUID VALVE MEANS IN COMMUNICATION WITH SAID CHAMBER AND PROVIDING A FLUID INLET THEREFOR FOR THE PASSAGE OF AIR UNDER PRESSURE THEREINTO; AND A STOP REMOVABLY MOUNTED ON THE OPPOSITE END OF SAID SHAFT, SAID TUBULAR HUB BEING MOVABLE RELATIVE TO THE SHAFT BETWEEN THE HUB OF SAID ONE MEMBER AND SAID STOP, SAID SEAL BEING IN SEALING RELATIONSHIP TO SAID TUBULAR HUB FOR ALL POSITIONS OF THE LATTER BETWEEN SAID STOP AND SAID HUB OF SAID ONE MEMBER.