Patent ID: 6763868
Filing Date: 2004-07-20
Classification: B29D,B60C,Y10T

Abstract:
A carcass structure for a tyre for a two-wheeled vehicle, comprising:at least one carcass ply comprising a first series of strip sections and at least one second series of strip sections circumferentially distributed in a mutually-alternated sequence around a geometric rotation axis of the tyre; each of the strip sections comprising longitudinal and parallel thread elements at least partly coated with at least one layer of elastomer material; each of the strip sections extending in a substantially U-shaped configuration to define two side portions, mutually spaced apart in an axial direction, and a crown portion, extending at a radially-outer position between the side portions; and a pair of annular reinforcing structures applied against end flaps of the strip sections of the first series and overlapped by end flaps of the strip sections of the at least one second series; wherein each of the annular reinforcing structures comprises: an annular anchoring insert, substantially in a form of an annulus, disposed coaxially relative to the carcass structure, comprising one or more elongated elements extending in radially-concentric coils; and at least one filling body disposed at a radially-outer position relative to the annular anchoring insert.