About 80 results
https://drivepatents.com/patents/1013329 · 4 May 2011
A pneumatic tire comprises a tread portion provided with: an inside circumferential groove (3) near the tread edge (Ti); 1st axial grooves (4) extending from the inside circumferential groove (3) toward the tire equator (C); oblique grooves (5) extending f...
https://drivepatents.com/patents/1013983 · 13 Apr 2011
In a present invention, in a pneumatic tire 1A, a circumferential groove 32 extending in a tire circumferential direction is formed by land portions 20 constituting a tread surface 10 coming into contact with a road surface. A flat groove portion 60 and an...
https://drivepatents.com/patents/1070201 · 8 Feb 2006
A pneumatic drive tire (50) for tracked vehicles (10) is provided having an outer tread surface divided into two zones. The first tread zone (72) has a plurality of lugs (84) and grooves (100), the grooves may extend across the entire first zone creating s...
https://drivepatents.com/patents/1073310 · 19 Oct 2005
An object is to provide a pneumatic tire having an enhanced high-speed durability without deterioration in steering stability. A pneumatic tire 10 includes a belt 14 and a tread section 16 on an outside of a crown part 12C in this order, and has different ...
https://drivepatents.com/patents/1076892 · 15 Jun 2005
Pneumatic tire comprised of a tread surface that is partitioned into four to five block regions by three to four main grooves that extend in the tire circumferential direction. The main grooves are comprised of one large width main groove which groove widt...
https://drivepatents.com/patents/1077327 · 1 Jun 2005
Car tire has circumferential grooves (1, 1', 1", 3, 3') in its tread bands (2, 2', 22, 7, 7', 7"). Its inner section (I) is divided into offset blocks (8a, 8'a) by additional circumferential grooves (9, 9') and transverse grooves (10, 10') which are deeper...
https://drivepatents.com/patents/1077871 · 11 May 2005
The pneumatic tire for a motor vehicle, for driving in winter conditions, has lateral grooves (9) in the shoulder block rows (1) at the outer zones (A) at the appropriate pitch and which are narrower than those within the shoulder block rows (5) at the inn...
https://drivepatents.com/patents/1080727 · 19 Jan 2005
A pneumatic tire, comprising circumferential grooves (3) continuously extending in the circumferential direction of the tire formed in a tread surface (2), the circumferential grooves (3) further comprising a wide groove (5a) having a groove width (GW2) of...
https://drivepatents.com/patents/1086388 · 16 Jun 2004
Vehicle pneumatic tire for use in winter driving conditions comprises a profile (1) divided by longitudinal (2) and oblique grooves (3, 4) into separate profile blocks (5-9). The profile blocks have parallel fine cuts (12) arranged a distance away from the...
https://drivepatents.com/patents/1112029 · 27 Jun 2001
A pneumatic tyre (1) comprises: a tread portion provided with an asymmetric block pattern having an inside tread edge (Ti) and an outside tread edge (To) to be placed on the inside and outside of a vehicle, respectively; outside lateral grooves (3) extendi...