Patent ID: 7546865

Claim:
A machine for assembling and disassembling a tyre fitted with a rigid inner run-flat ring located inside a toroidal chamber of the tyre; the machine being a tyre removing machine comprising: a turntable having an axis; a tool column located alongside the turntable and having a guide parallel to said axis; a slide mounted to run along the guide; actuating means for moving the slide along the guide; and tooling for interacting with the tyre and the rigid inner run-flat ring, the tooling including: a first tool which is fitted to the turntable to support the tyre and the rigid ring, and supports the tyre over the turntable and at a given distance from the turntable so that the rigid ring can be arranged transversally through a central channel of the tyre; and second tool fitted to the slide and movable with the slide along the tool column to engage the rigid ring and move the rigid ring with respect to the tyre and through the central channel of the tyre, wherein the first tool includes first and second supporting means for supporting the tyre, laid flat, in respective distinct positions along said axis, the second supporting means being located above the first supporting means along said axis, the second supporting means is substantially annular, and includes a first curved plate and a second curved plate coplanar with each other, crosswise to said axis, and diametrically opposite with respect to said axis, and said first and said second curved plates are adjustable in height with respect to the first supporting means.