B - Operations – Transporting – 60 – C
Patent
B - Operations, Transporting
60
C
B60C 9/22 (2006.01) B60C 9/20 (2006.01)
Patent
CA 2299527
The invention concerns a tyre with radial ply (1), having a top reinforcement (3) comprising at least two working breaker strips (32, 34) made of inextensible cords, crossworked from one breaker strip to the other forming with the circumferential direction angles between 10 DEG and 45 DEG . The invention is characterised in that, in the absence of any breaker strip formed with inextensible cords forming with the circumferential direction an angle greater than 45 DEG , an additional breaker strip (33), axially continuous, formed of undulated metallic elements, oriented substantially parallel to the circumferential direction, is inserted radially between the two working breaker strips (32, 34).
Pneumatique à armature de carcasse radiale (1), ayant une armature de sommet (3) comprenant au moins deux nappes de sommet de travail (32, 34) en câbles inextensibles, croisés d'une nappe à l'autre en faisant avec la direction circonférentielle des angles compris entre 10° et 45°, caractérisé en ce que, en l'absence de toute nappe formée de cribles inextensibles faisant avec la direction circonférentielle un angle supérieur à 45°, une nappe additionnelle (33), continue axialement, formée d'éléments métalliques ondulés, orientés sensiblement parallèlement à la direction circonférentielle, est placée radialement entre les nappes de travail (32, 34).
Compagnie Generale Des Etablissements Michelin - Michelin & Cie
Robic
LandOfFree
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