Patent ID: 8071190

Claim:
A multi-layered tire former bladder comprising: (i) an outer elastomeric layer; (ii) an embedded fabric layer adjacent to the outer elastomeric layer; (iii) an inner elastomeric portion, which includes one or more elastomeric layers, adjacent to the embedded fabric opposite the outer elastomeric layer; (iv) an inner fabric layer adjacent to the inner elastomeric portion opposite the embedded fabric, wherein the inner fabric layer comprises a fabric selected from the group consisting of polyurethane fabric and a fabric which is a blend of polyurethane and polyamide, the fabric being at least two way stretchable to at least about 200% of its size at rest; and (v) a release coating on the outer elastomeric layer opposite the embedded fabric, wherein said inner fabric layer forms the innermost layer of the tire former bladder, and wherein at least 30% of the area of the fabric of the inner fabric layer is exposed.