Assertion: radial tire's structure | /r/SimilarTo | at least two layers of cords
Facets:
Source sentences:
text: Sine wave or wavy belt reinforcing structure” means at least two layers of cords or a strip of parallel cords having 2 to 20 cords in each strip and laid up in a sine wave pattern between the lateral edges of the belt layer.
text: Zigzag belt reinforcing structure” means at least two layers of cords or a ribbon of parallel cords having 1 to 20 cords in each ribbon and laid up in an alternating pattern extending at an angle between 5° and 30° between lateral edges of the belt layers.