Tire building apparatus

A tire building apparatus includes a former made of a plurality of segment units arranged in a circumference, an inner shaft extending through the former, an outer shaft and a sleeve mounted on the inner shaft, the outer shaft and the sleeve carrying a right guide mechanism, a left guide mechanism,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: NOJIRI, YASUSHI, NAITO, SADAAKI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A tire building apparatus includes a former made of a plurality of segment units arranged in a circumference, an inner shaft extending through the former, an outer shaft and a sleeve mounted on the inner shaft, the outer shaft and the sleeve carrying a right guide mechanism, a left guide mechanism, a right slider, and a left slider respectively, a right link mechanism, and left link mechanism provided between the right slider and the right guide mechanism, a left link mechanism provided between the left slider and the left guide mechanism. Another tire building apparatus includes a former made of a plurality of segment units arranged having a center segment, a right side segment, and a left side segment, and a right moving device for moving the right side segment in axial and radial directions, a left moving device for moving the left side segment in axial and radial directions, and a center segment support device for supporting the center segment with radially inward biasing. The former can be set into an axially expanded state, an axially contracted state, a radially expanded state, and a radially contracted state.