<p>A repair patch for repairing radial tires that reduces the size of a bulge as typically appears in the sidewall of a repaired radial tire. The patch includes a ply package having a first reinforcement ply and a second reinforcement ply superimposed on the first reinforcement ply. The first reinforcement ply package comprises a tissue of first reinforcement cords that are arranged in a radial direction while the second reinforcement play comprises a tissue of second reinforcement cords that are arranged essentially in a 0 degrees direction. The patch of particular embodiments may further include a top cushion gum layer and a bottom cushion gum layer, wherein the ply package is interposed between the top and bottom cushion gum layers. Also included are methods for using the repair patch to repair radial tires.</p>
申请公布号
EP2219854(A1)
申请公布日期
2010.08.25
申请号
EP20070864211
申请日期
2007.11.09
申请人
SOCIETE DE TECHNOLOGIE MICHELIN;MICHELIN RECHERCHE ET TECHNIQUE S.A.