Compact metallic cord (I) with two layers of 1+N construction comprises a core and an internal layer (C1) comprising a feed wire of diameter d 1 and an external layer saturated with the N wires of diameter d 2, wound up together as a helix by p 2 around the C1 layer. Compact metallic cord (I) with two layers (C1,C2) of construction 1+N useful as a reinforcing element in tire crown carcass for heavy vehicle, comprises a core and an internal layer (C1) comprising a feed wire of diameter d 1, and an external layer (C2) saturated with N wires of diameter d 2, wound up together as a helix by p 2 around the C1 layer, where (I) has the properties of: d 1 and d 2 greater than 0.15 and lesser than 0.50; and p 2 greater than 8 and lesser than 25 (where d 1, d 2, and p 2 are in mm), where the feed wire of the dienic rubber sheath has partly space between the feed wire and the C2 layer. An independent claim is also include for a reinforced tire comprising (I).
Câble d'acier multi-torons pour pneumatique
Multi-strand steel cord for pneumatic tire
Stahlseil mit mehreren Litzen für Luftreifen
2016-07-06
Patent
Electronic Resource
French