Patent ID: 9409447
Filing Date: 2016-08-09
CPC Classification: B60C

Claim Text:
1. A pneumatic tire comprising a tread with a rib pattern, wherein: the tread includes at least one main groove extending in a tire-circumferential direction, and a plurality of ribs, formed by the at least one main groove, extending in the tire-circumferential direction; at least one of the plurality of ribs has a plurality of narrow grooves formed at intervals in the tire-circumferential direction; one or a plurality of intermittent sipes are formed corresponding to at least one of the plurality of narrow grooves; the plurality of narrow grooves are a plurality of grooves each having a groove width smaller than the at least one main groove and having a part extending substantially along the tire-circumferential direction; the intermittent sipes each have a plurality of holes that are intermittently formed, and one or a plurality of solid parts located between adjacent two of the plurality of holes; the plurality of holes and the one or plurality of solid parts are arranged in a direction intersecting the plurality of narrow grooves; the one or plurality of intermittent sipes each intersect a corresponding narrow groove in one of the one or plurality of solid parts; the tread has an asymmetrical pattern with respect to a tire equator; at least part of each of the narrow grooves is formed of a sipe; the narrow grooves and the intermittent sipes are formed in one of the plurality of ribs which is located, when the tire is mounted on a vehicle, on an outer side of the vehicle with respect to the tire equator; and in one of the plurality of ribs which is located at the tire equator, a plurality of sets of one circumferential sipe extending substantially along the tire-circumferential direction and one or a plurality of continuous sipes extending to intersect the one circumferential sipe are formed at intervals in the tire-circumferential direction.