About 30 results
https://drivepatents.com/patents/939985 · 27 Jul 2016
The pneumatic tire (1) includes lateral communication grooves (3, 3a, 3b), and circumferential grooves (4). In a tread portion shoulder region, the lateral communication groove (3a) is disposed between a pair of V-shaped crossing grooves (2a, 2b) adjacent ...
https://drivepatents.com/patents/943075 · 18 May 2016
A pneumatic tire, having in a ground contact surface of a tread a plurality of main grooves extending in the tread circumferential direction and a plurality of land portions demarcated by the main grooves and tread ends, wherein, provided that two land por...
https://drivepatents.com/patents/952954 · 2 Mar 2016
This tire improves high traction performance over an extended period of time and/or improves control performance while maintaining traction performance. This tire includes a tread with blocks formed thereon, protrusions (11, 21, 31) extending outward in th...
https://drivepatents.com/patents/952940 · 2 Mar 2016
An object is to make it possible to control fluctuations in wear of a tread. A pneumatic tire (10) has: an outer layer (36) that structures rubber of a tread (18); an inner layer (38) that is layered at a tire radial direction inner side of the outer layer...
https://drivepatents.com/patents/950142 · 15 Jul 2015
A pneumatic tyre tread in which a reinforcing part 7 is provided on front surface side walls 52, 53 of a block 5 of a tyre tread 1 in order to improve performance on ice while improving performance on snow, and a pneumatic tyre having such a tread, wherein...
https://drivepatents.com/patents/961191 · 29 Apr 2015
Tread block structure (10) of a pneumatic tire including at least one tread cone (20) having different physical properties from the outer surface toward the inner surface. According to various exemplary embodiments, the tread cones with different propertie...
https://drivepatents.com/patents/965650 · 31 Dec 2014
[Object] A pneumatic tire 2 which is excellent in durability is provided. [Solution] The tire 2 includes adhesive sheet layers 28. Each adhesive sheet layer 28 includes an interposed portion 58 and a protruding portion 60. The interposed portion 58 is inte...
https://drivepatents.com/patents/968457 · 22 Oct 2014
In order to maintain satisfactory performance on ice while improving performance on snow, in a tread for a pneumatic tyre in which a reinforcing layer 6 is provided on a side wall portion 5a of a ground-contacting element 5 of a tread 1 of a tyre, and in a...
https://drivepatents.com/patents/969289 · 1 Oct 2014
when a pneumatic tire is in a reference state of being fitted with a rim that is one inch larger than a regular rim in width, of holding 15 kPa internal pressure, and of being under no load, then a tread thickness distribution curve represented by f(y) = 1...
https://drivepatents.com/patents/1014743 · 23 Mar 2011
There is provided a pneumatic tire capable of reducing rolling resistance and suppressing river wear of uneven wear. A pneumatic tire according to the present invention comprises a tread portion provided with one or more circumferential grooves extending i...