A method of building a tire (10) having a carcass structure having no ply turnup is disclosed. The method comprises the steps of: applying an inner liner (320) and a chafer (324) onto a tire building drum (300); radially expanding the center portion (310) of the drum (300) and applying a first column bead (330); applying a layer of ply (350); applying a second column bead (360); turning up the chafer (324); and then inflating the so obtained carcass structure and applying the tire tread (50) and the tire sidewalls. Also, method of molding a green tire having a first and second bead area is disclosed which comprises the steps of: inserting a clamping device (100) inside a tire bladder (1300) and then inserting the clamping device (100) and the bladder (1300) into the green tire; and bringing or aligning outer surfaces of the clamping device (100) into engagement with a respective bead area of the green tire.
METHOD OF BUILDING A TIRE WITH NO PLY TURNUP ANDE METHOD OF MOLDING A GREEN TIRE
VERFAHREN ZUM AUFBAUEN EINES REIFENS OHNE LAGENAUFSCHLAGEN UND VERFAHREN ZURM FORMEN EINES ROHREIFENS
PROCÉDÉ DE CONSTRUCTION D'UN PNEUMATIQUE DOTÉ D'UN REVERS SANS PLI ET PROCÉDÉ POUR LE MOULGAE D'UN PNEU CRU
24.06.2020
Patent
Elektronische Ressource
Englisch