Patent ID: 7523774
Filing Date: 2009-04-28
Classification: B60C,Y10T

Abstract:
1. A pneumatic radial ply tire comprising: a tire bead; a carcass ply folded about the bead so as to define a main body portion and a turnup portion, the turnup portion folded around the bead and located adjacent the main body portion radially outward of the bead, the turnup portion having a turnup height between approximately 35-45% of a total section height; and a rubber strip having inner and outer ends, at least a portion of the rubber strip disposed between the main body portion and the turnup portion, the inner end of the rubber strip having an insert height of approximately 25% of the total section height, wherein the turnup portion contacts the main body portion at least at one point between the bead and the inner end of the rubber strip.