Strength bearer for cord on tyres - comprises band of bendable, stiff material such as plastic foil or metal plate running in peripheral direction of tyre

摘要

The band (2) has stepped shaped radial formations (4) between straight-running flat sections and has alternating reinforcement (6) and/or weak points (7). The radial formations (4) have recesses (5) near to one another, which extend into the plane between straight or flat sections (3). The stepped-shaped formations (4) in cross-section or in side view are wave-shaped or somewhat rectangular beads. They and/or the flat sections of the band are provided with strip-shaped reinforcements running in their longitudinal direction. They can have a dovetail-shaped cross-section with rounded corners. USE/ADVANTAGE - To provided added strength for a road vehicle tyre.