A pneumatic tire has a carcass. The carcass includes a carcass ply extending from one bead portion to the other bead portion through a tread portion. The carcass ply is provided with at least one conductive thread extending from one bead portion to at least the tread portion. The conductive thread…

With a pneumatic tire mounted on a regular rim, inflated to a regular internal pressure, and in an unloaded state, in a tire meridian cross-sectional view, electrically conductive rubber is formed in a region corresponding to a bulging land portion except for a region with a width of 5% of a width…

One aspect of the tire of the present invention is a tire including a tread portion (), a sidewall portion (), a bead portion (), a bead core () provided in the bead portion (), and a carcass ply () covering at least a portion around the bead core (), in which the carcass ply () includes a sewn…

Vehicle pneumatic tire having a tread (6) with a contact surface (7) to the roadway, a first bead region (4) with an electrically conductive bead part (9) with a contact surface (10) to the rim, two sidewalls (3) and a strip (12) made of an electrically conductive rubber compound, which…

The present invention relates to a pneumatic tire that may effectively discharge static electricity accumulated in a vehicle body while preventing separation between a conductive portion and a cap rubber in a tread portion. The pneumatic tire 1 comprises a tread rubber 2G comprising a cap portion…

A pneumatic tire (T) has a nonconductive tread rubber (13) constructing an outer surface of a tread portion (3), a nonconductive side wall rubber (12) constructing an outer surface of a side wall portion (2), and a rim strip rubber (11) constructing an outer surface of a bead portion (1). The…