About 98 results
https://drivepatents.com/patents/1102033 · 4 Sep 2002
A tread is made up of a cap layer (12) and a base layer (11) of different rubber and hardness. The tread is asymmetric about the centerline (A-A) so that the volume of rubber in the base (11) is greater than that in the cap (11) on the side towards the out...
https://drivepatents.com/patents/1105025 · 24 Apr 2002
A pneumatic tire comprises a tread rubber disposed radially outside a tread reinforcing belt, the tread rubber includes a radially outmost cap tread rubber (G2) and a radially inner base tread rubber, wherein the base tread rubber includes a central base t...
https://drivepatents.com/patents/1105545 · 3 Apr 2002
A heavy-duty pneumatic radial tire and rim assembly has a support ring (13) within the tire to support the tire in a deflated condition, wherein the inner diameter Di of the inside bead portion (4i) which is inside with respect to the vehicle is substantia...
https://drivepatents.com/patents/1105697 · 27 Mar 2002
The present invention relates to a tyre (1) comprising a means (3) for indicating the position of a tyre (1) among the set of tyres of a vehicle. The means (3) is a button. which is fitted in a recess made in the centre of a pattern (2), which illustrates ...
https://drivepatents.com/patents/1105863 · 20 Mar 2002
In a pneumatic tire of the present invention, a tread reinforcing rubber layer (32) composed of a rubber having larger tensile modulus of elasticity than that of a rubber composing the tread rubber layer (28) and is less stretchable is provided in a thickn...
https://drivepatents.com/patents/1112259 · 20 Jun 2001
A pneumatic tire comprising a tread having block-shaped land portions with lateral sipes. The sipes have a first linear portion, a second linear portion and slanted portion. The block-shaped land portions are formed of a rubber composition that comprises s...
https://drivepatents.com/patents/1112407 · 13 Jun 2001
The invention relates to a pneumatic tire wherein the crown has a ply comprised of substantially circumferentially oriented cords (7) which are spirally wound. The winding pitch p of said cords is greater than 2.5 times the cord diameter PHI . The tread co...
https://drivepatents.com/patents/1113274 · 2 May 2001
A method of designing a tire which takes into consideration actual conditions in the presence of a fluid, such as drainage performance, on-snow performance, noise performance, and the like. A tire model and a fluid model including the shape, structure, and...