发明申请
US20070102088A1 Pneumatic tire, method for producing the same and cushion rubber used in the tire 有权
气动轮胎,其制造方法以及轮胎中使用的缓冲橡胶

Pneumatic tire, method for producing the same and cushion rubber used in the tire
摘要:
A pneumatic tire 1 having improved uniformity and durability and including a toroidal carcass 6 extending from a tread portion 2 to each of bead cores 5 in bead portions 4 through sidewall portions 3, a belt layer 7 disposed radially outward of the carcass 6 in the tread portion 2, and a cushion rubber 9 having an approximately triangular cross section disposed between the carcass 6 and each of axial edge portions 7E of the belt layer 7, and a method for producing the same, wherein the cushion rubber 9 is made from a strip laminated body formed by circumferentially and spirally winding a first ribbon-like unvulcanized rubber strip and a second ribbon-like unvulcanized rubber strip having a different composition from that of the first rubber strip.
信息查询
0/0