| 摘要 |
PCT No. PCT/GB88/00171 Sec. 371 Date Dec. 7, 1988 Sec. 102(e) Date Dec. 7, 1988 PCT Filed Mar. 7, 1988 PCT Pub. No. WO88/06981 PCT Pub. Date Sep. 22, 1988.A high speed radial ply tire, such as an aircraft tire, having a tread reinforcement comprising three groups of layers. The first, radially inner, group comprises two bias ply layers; the second group, wider than the first, being substantially parallel to the tire mid-circumferential plane and the third, radially outer group, narrower than the first, also being substantially parallel to the mid-circumferential plane of the tire. A fourth group of bias cut layers may be positioned between the second and third groups. |
