About 135 results
https://drivepatents.com/patents/939303 · 10 Aug 2016
Provided is a pneumatic tire which has both improved driving stability performance on a dry road surface and improved on-snow performance. A pneumatic tire has defined on the tread first lands and second lands. The first lands and the second lands are prov...
https://drivepatents.com/patents/939987 · 27 Jul 2016
A pneumatic tire in which a tread part is provided with a pair of central main grooves extending continuously around the circumference of the tire on both sides of a tire equator C, and central thin grooves extending continuously around the circumference o...
https://drivepatents.com/patents/941205 · 29 Jun 2016
A pneumatic tire includes, in a tread surface, at least one circumferential groove extending along a tire circumferential direction and a plurality of widthwise grooves opening to the circumferential groove, the widthwise grooves having a groove width wide...
https://drivepatents.com/patents/941176 · 29 Jun 2016
A middle land portion is divided into multiple middle blocks by first middle transverse grooves and second middle transverse grooves arranged alternately in the tire circumference di recti on. The fi rst middle transverse grooves include a fi rst groove po...
https://drivepatents.com/patents/941081 · 29 Jun 2016
In order to achive highly enhanced steering stability and drainage capability a pneumatic tire (1) has a tread (2) provided with shoulder main groove (3a), center main groove (3b), shoulder land section (4a) and middle land section (4b); shoulder land sect...
https://drivepatents.com/patents/941968 · 15 Jun 2016
A tread (222) for a pneumatic tire, and a respective truck tire, comprises first and second circumferentially continuous grooves (20, 24); a central rib (30) interposed between said circumferentially continuous grooves, the central rib extending continuous...
https://drivepatents.com/patents/941660 · 15 Jun 2016
A pneumatic tire 1 is provided in the tread portion 2 with blocks each provided with sipes 9 extending across the entire axial width of the block. The blocks include axially innermost first blocks 3 each having a longitudinal block rigidity (G), and axiall...
https://drivepatents.com/patents/942312 · 1 Jun 2016
Pneumatic tire which comprises a tread portion (2) provided with two shoulder main grooves (3), a crown main grooves (4), two shoulder land zones (8), and two middle land zones (7); the shoulder land zones (8) are each provided with shoulder lateral groove...
https://drivepatents.com/patents/942313 · 1 Jun 2016
A heavy duty pneumatic tire includes a tread portion including a plurality of blocks (8) separated by a plurality of circumferentially extending main grooves (5) and a plurality of lateral grooves (7). At least one of the blocks is provided with two axiall...
https://drivepatents.com/patents/942685 · 25 May 2016
A heavy duty pneumatic tire includes a tread including a pair of central portions, a pair of middle portions and a pair of shoulder portions, wherein each of the portions has an axial width varying periodically while increasing and decreasing in a circumfe...