Run-flat tire
AssigneeBridgestone Corporation
InventorMasahiro KATAYAMA
Life of this patent
Estimating the term…
Abstract
A run-flat tire is provided with a belt layer having a circumferential cord extending along the tire circumferential direction covered with a resin material, a first resin reinforcing layer provided on the outside of the belt layer of the tire radial direction and formed of a resin material, and a second resin reinforcing layer provided on the inside of the belt layer of the tire radial direction and formed of a resin material, wherein the first resin reinforcing layer and the second resin reinforcing layer have a predetermined width along the tire width direction and are provided so as to sandwich the tire radial direction outside end of a side reinforcing rubber from the outside of the tire radial direction and the inside of the tire radial direction.
Claims7
A run-flat tire comprising:
- a tread portion in contact with a road surface;
- a tire side portion continuous to the tread portion and positioned inside in the tire radial direction of the tread portion;
- and
- a side reinforcing rubber provided in the tire side portion, wherein the fun-flat tire comprises:
- a belt layer having a circumferential cord extending along a tire circumferential direction covered with a resin material;
- a first resin reinforcing layer formed of a resin material and provided outside the tire radial direction of the belt layer;
- and
- a second resin reinforcing layer formed of a resin material and provided inside the tire radial direction of the belt layer, wherein
- the first resin reinforcing layer and the second resin reinforcing layer have a prescribed width along the tire width direction and are provided so as to sandwich the tire radial direction outside end of the side reinforcing rubber from the tire radial direction outer side and the tire radial direction inner side.
Dependencies are inferred from the claim text.