About 163 results
https://drivepatents.com/patents/1074625 · 31 Aug 2005
A tread surface, the tire rotational direction of which is specified in one direction, has a center region. Blocks having obtuse-angled corner portions and acute-angled corner portions are defined in the center region by at least one first circumferential ...
https://drivepatents.com/patents/1074976 · 17 Aug 2005
A tire tread has two circumferential grooves (14,16) and a circumferentially extending column (24) of tetragon shaped blocks (28) located between the two circumferential grooves (14,16). In the circumferential extending column (24) of blocks (28), each blo...
https://drivepatents.com/patents/1076535 · 29 Jun 2005
A pneumatic tire for a two-wheeled motor vehicle in which a belt layer 26 includes a spiral belt (26A) where the direction of its cords is substantially a circumferential direction of the tire, and at least one angled belt (26B) that is provided on at leas...
https://drivepatents.com/patents/1077513 · 25 May 2005
The tire is provided with two parallel positioned grooves (1) surrounding its outer surface and connected with a pattern of diagonal grooves (4) leading alternately from each of the linear grooves (1) to the center. Stepped grooves (5) are located between ...
https://drivepatents.com/patents/1079803 · 23 Feb 2005
A radius of curvature (R1) of a corner portion (40) on one side (an inside in an axial direction) of a groove of a tyre (20) is smaller than a radius of curvature (R2) of the other corner portion (41). Both of the radii of curvature (R1) and (R2) are set t...
https://drivepatents.com/patents/1079953 · 16 Feb 2005
Tire tread has circumferential grooves (2, 4) on the inner sides of two rows of tread profiles. Parallel, deeper grooves (6, 9) divide the profile blocks into inner (13, 14) and outer (12, 15) sections.
https://drivepatents.com/patents/1081228 · 29 Dec 2004
A pneumatic tire comprises shoulders adjacent to a tread. The tread comprises a circumferentially extending rib (10) in a central region and several steeply slanted grooves inclined at an angle relative to the circumferential direction of the tire in each ...
https://drivepatents.com/patents/1081226 · 29 Dec 2004
A pneumatic tire comprises shoulders adjacent to a tread. The tread comprises a circumferentially extending rib (10) in a central region and several steeply slanted grooves inclined at an angle relative to the circumferential direction of the tire in each ...
https://drivepatents.com/patents/1082768 · 3 Nov 2004
To provide a pneumatic tire for a motorcycle in which both wear resistance and wet steering stability can be attained. Since a pair of zigzag circumferential direction grooves 28 are positioned at the center of a tread central region 24C and has an amplitu...
https://drivepatents.com/patents/1084649 · 25 Aug 2004
A pneumatic tire, wherein at least one peripheral main groove (2) is provided in a tread center area and inclined main grooves (3) inclined diagonal-outward in a direction reverse to the specified rotating direction of the tire and reverse inclined main gr...