Abstract: The invention relates to a machine for manufacturing an object closed onto itself, which machine comprises first means for guiding and carrying a tire material to be arranged round the first means, characterized in that the first means can change form in controlled manner between a first form and a second form. The invention also relates to a machine for manufacturing an object closed onto itself, which machine comprises first means for guiding and supporting a tire material to be arranged round the first means, characterized in that the machine also comprises sixth means for folding the tire material arranged round the first means, for which purpose the sixth means comprise a number of folding members movable relative to each other, which folding members can engage on the tire material for folding and can therein move inside recesses provided for this purpose in the first means.

Abstract: A machine for manufacturing tyre components, which machine includes a first part or combination of parts for guiding and carrying a tyre material to be arranged round itself, which part can change form in controlled manner between a first form and a second form. The machine may also comprises means for folding the tyre material arranged round the first part or combination of parts, which includes a number of folding members movable relative to each other, which folding members can engage on the tyre material for folding and can therein move inside recesses provided for this purpose in the first part or combination of parts. The invention also relates to methods for manufacturing tyre components.

Abstract: The invention relates to a machine for manufacturing an object closed onto itself, which machine comprises first means for guiding and carrying a tyre material to be arranged round the first means, characterized in that the first means can change form in controlled manner between a first form and a second form. The invention also relates to a machine for manufacturing an object closed onto itself, which machine comprises first means for guiding and supporting a tyre material to be arranged round the first means, characterized in that the machine also comprises sixth means for folding the tyre material arranged round the first means, for which purpose the sixth means comprise a number of folding members movable relative to each other, which folding members can engage on the tyre material for folding and can therein move inside recesses provided for this purpose in the first means.