A pneumatic tyre (1) for car having a tread (2) comprising a central portion (L1) disposed astride an equatorial plane (7) and two shoulder portions (8, 12). The central portion (L1) is separated from the tread shoulder portions (8, 12) by two circumferent...

A tyre for vehicle wheels having a tread pattern comprising: a) at least two circumferential grooves (12,13), which define a first (15) and a second (17) shoulder region, and at least one central region (16), b) a plurality of asymmetric transverse grooves...

Provided is a studless tire capable of achieving both the traction performance and the steering stability at the time of traveling on the ice and snow at a high level. A tread surface 10 is disposed on the studless tire such that, among lateral grooves 3A,...

A pneumatic tire reduces the columnar resonance noise of the tire while controlling the lowering of wet performances, wherein four circumferential grooves continuously extending in the circumferential direction of the tire are disposed in a treading face a...

A tread pattern of a high-performance tire is disclosed which has wave-shaped and straight grooves capable of maintaining desired block rigidity and hydro-planing performance of the tire. In the tread pattern, which includes circumferential main grooves (1...

Winter automobile tire running surface profile with at least two tires outside the vehicle longitudinal axis, with transverse grooves (9, 10) in the mouth (sic) regions of the peripheral grooves (6) displaced in the peripheral direction so that in their le...

A tire (10) has a plurality of shoulder tread elements (50) defined by lateral grooves (17A, 17B) and circumferential grooves (15). The tread (12) of the tire (10) is pitched using three or more pitch sizes. Each pitch has a lateral groove (17a) open to th...