Tyre reinforced with steel cords comprising fine filaments
OwnerGuido Luigi Daghini, Marco Cipparrone +1inventors
InventorsGuido Luigi Daghini, Marco Cipparrone, Marcio Massami Takimoto
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Abstract
A tyre includes a carcass structure including at least one carcass ply and a belt structure including at least one belt layer. The carcass ply includes a plurality of metallic cords. Each of the metallic cords includes a plurality of strands. Each strand of the plurality of strands includes a plurality of filaments having a diameter between 0.06 and 0.15 mm. The strands are disposed so as to form a cord structure having a cross section in which a substantially circular layer of outer strands is disposed around a central strand.
Claims21
1-20. (canceled)
A tyre comprising a carcass structure comprising at least one carcass ply and a belt structure comprising at least one belt layer, said at least one carcass ply comprising a plurality of metalic cords, wherein each of said metalic cords comprises a plurality of strands, wherein each strand of the plurality of strands comprises a plurality of filaments having a diameter between 0.06 and 0.15 mm, and wherein the plurality of strands is disposed so as to form a cord structure having a cross section in which a substantially circular layer of outer strands is disposed around a central strand.
A rubberized layer comprising a plurality of metallic cords embedded in a rubber compound, wherein each of said metallic cords comprises a plurality of strands twisted according to a twisting orientation, wherein each strand of the plurality of strands comprises a plurality of filaments having a diameter between 0.06 and 0.15 mm twisted according to said twisting orientation, and wherein the plurality of strands is disposed so as to form a structure having a cross section in which a substantially circular layer of outer strands is disposed around a central strand.
A metallic cord comprising a plurality of strands twisted according to a twisting orientation, wherein each strand of the plurality of strands comprises a plurality of filaments having a diameter between 0.06 and 0.15 mm twisted according to said twisting orientation, and wherein the plurality of strands is disposed so as to form a structure having a cross section in which a substantially circular layer of outer strands is disposed around a central strand.
Dependencies are inferred from the claim text.