Pneumatic tire
AssigneeSumitomo Rubber Industries, Ltd.
InventorSho ITO
Life of this patent
Estimating the term…
Abstract
The pneumatic tire comprises a tread portion, a pair of sidewall portions and a pair of bead portions. At least one of the bead portions is provided with at least one electronic component, a bead apex rubber extending radially outwardly from a bead core, and a bead reinforcing layer extending in the tire radial direction along the bead apex rubber. The bead reinforcement layer comprises a steel cord ply having a spliced portion where both circumferential end portions thereof are overlap-jointed. The electronic component is arranged away from the spliced portion in the tire circumferential direction, and located within the arranged range in the tire radial direction of the steel cord ply.
Claims16
A pneumatic tire comprises:
- a tread portion;
- a pair of sidewall portions;
- and
- a pair of bead portions each with a bead core embedded therein,
- wherein
- at least one of the bead portions is provided with
- at least one electronic component,
- a bead apex rubber extending radially outwardly from the bead core, and
- a bead reinforcing layer extending in the tire radial direction along the bead apex rubber,
- the bead reinforcing layer comprises a steel cord ply in which a plurality of steel cords are rubber-coated;
- the steel cord ply has a spliced portion in which one end portion and the other end portion of the steel cord ply in the tire circumferential direction are overlap-jointed, and
- the electronic component is disposed within a region in the tire radial direction in which the steel cord ply is located, and at a position away from the spliced portion in the tire circumferential direction.
Dependencies are inferred from the claim text.