Tire comprising carcass reinforcement cords having a low carbon content
AssigneeCompagnie Generale Des Etablissements Michelin
InventorsArnaud VERLEENE, Emmanuel JOULIN
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Abstract
The tire has a radial carcass reinforcement, the seat diameter of which is strictly greater than 19.5 inches. The metal reinforcing elements of the at least one layer of the carcass reinforcement are layered cords which include several steel threads that have a weight content of carbon C such that 0.01%≤C<0.4%. The at least one carcass reinforcement layer has a breaking force per unit width of between 35 daN/mm and 75 daN/mm, and the diameter of the cords is greater than 0.7 mm.
Claims15
A tire having a radial carcass reinforcement which includes at least one layer of metal reinforcing elements, the seat diameter of which is strictly greater than 19.5 inches, said tire comprising a crown reinforcement, itself capped radially with a tread, said tread being joined to two beads via two sidewalls, wherein the metal reinforcing elements of said at least one layer of the carcass reinforcement are layered cords consisting of several steel threads having a weight content of carbon C such that 0.01%≤C<0.4%, wherein said at least one carcass reinforcement layer having a breaking force per unit width of between 35 daN/mm and 75 daN/mm and wherein the diameter of said cords is greater than 0.7 mm.
Dependencies are inferred from the claim text.