METODO E MACCHINA PER LO SMONTAGGIO DI UNO PNEUMATICO PROVVISTO DI UN ANELLO RIGIDO INTERNO ANTI-APPIATTIMENTO

METODO E MACCHINA PER LO SMONTAGGIO DI UNO PNEUMATICO PROVVISTO DI UN ANELLO RIGIDO INTERNO ANTI-APPIATTIMENTO

A method and machine for removing a tyre (3), fitted with a rigid inner run-flat ring (11), from a relative rim (2), whereby, once the rim (2) and the tyre (3) are fixed onto a turntable (15) having a central hub (19) and rotating about a first axis (16) coaxial with the hub (19) and the tyre (3), a...

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Hauptverfasser: COLLEPARDI MARIO, GIOVANNUCCI FABRIZIO
Format: Patent
Sprache:ita
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Beschreibung
Zusammenfassung:A method and machine for removing a tyre (3), fitted with a rigid inner run-flat ring (11), from a relative rim (2), whereby, once the rim (2) and the tyre (3) are fixed onto a turntable (15) having a central hub (19) and rotating about a first axis (16) coaxial with the hub (19) and the tyre (3), a bead (13) of the rigid inner ring (11) is engaged and moved axially outwards of a relative flange (9) of the rim (2) by a hook (48) carried by a lever (40) hinged to the hub (19) and oscillated, with respect to the hub (19) and in a radial plane (P) of the turntable (15), about a second axis (25) perpendicular to the first axis (16) and rotating about the first axis (16).