METHODS OF FORMING A RETREADED TIRE USING A DEGASSING OPERATION

Particular embodiments of the present invention include method of forming a retreaded tire. The method includes providing an unbonded retreaded tire, forming a degassing assembly by arranging a flexible degassing membrane around an outer circumference of the unbonded retreaded tire, placing the each...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LUNG, DAVID CHAN WAH, IKONOMOV, METODI L, CHEBLI, ADIB T, WIDMYER, MICHAEL
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:Particular embodiments of the present invention include method of forming a retreaded tire. The method includes providing an unbonded retreaded tire, forming a degassing assembly by arranging a flexible degassing membrane around an outer circumference of the unbonded retreaded tire, placing the each of the one or more vacuum chambers under at least partial vacuum pressure, and performing a degassing operation by pressurizing a degassing chamber while each of the one or more vacuum chambers in the degassing assembly are at least under partial vacuum pressure. The method further includes disassembling the degassing assembly by separating the unbonded degassed tire from the flexible degassing membrane, and bonding the unbonded degassed tire to form a bonded retreaded tire by pressurizing a curing chamber and sufficiently heating the curing chamber to cure the bonding layer of the unbonded degassed tire. A tire made by a similar process is also disclosed.