Method of forming a tire and full-stage high crown drum

A method for forming a tire is disclosed. The comprises applying at least one carcass layer (45) onto a drum (20) rotatable about an axis of rotation to thereby form a cylindrically-shaped unvulcanized tire carcass having opposed first and second lateral ends; positioning a first bead-and-apex assem...

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1. Verfasser: WEAVER, DOUGLAS RAYMOND
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A method for forming a tire is disclosed. The comprises applying at least one carcass layer (45) onto a drum (20) rotatable about an axis of rotation to thereby form a cylindrically-shaped unvulcanized tire carcass having opposed first and second lateral ends; positioning a first bead-and-apex assembly (180) proximate the first lateral end of the unvulcanized tire carcass; positioning a second bead-and-apex assembly (180) proximate the second lateral end of the unvulcanized tire carcass; turning-up the first lateral end of the unvulcanized tire carcass around the first bead-and-apex assembly; turning-up the second lateral end of the unvulcanized tire carcass around the second bead-and-apex assembly; and while turning-up the first and second lateral ends of the unvulcanized tire carcass around the first and second bead-and-apex assemblies, respectively, moving a portion of the tire carcass between the first and second bead-and-apex assemblies radially outward relative to the axis of rotation. There is also a full-stage high crown drum (20) for forming a tire disclosed.