About 136 results
https://drivepatents.com/patents/975584 · 30 Apr 2014
Stepped sections (110) whereby the height of a block (100) gradually decreases towards the outside of the tire peripheral direction from the center of the block (100) are formed in a peripheral direction end section (160) of the block (100). The stepped se...
https://drivepatents.com/patents/979228 · 29 Jan 2014
A pneumatic tire includes a tread having a tread surface (1); at least one circumferential main groove (2, 3) extending circumferentially around the tread; and a plurality of lateral grooves (4, 5) extending at an angle to a tread width direction. The trea...
https://drivepatents.com/patents/980446 · 25 Dec 2013
The tread pattern has multiple profile elements (1,3,5) that are formed of grooves (2,4,8) on a main extension of the outer surface. The extending portions (9,10) of the grooves extend along the main extension in a radial direction of a tire. The grooves a...
https://drivepatents.com/patents/981603 · 27 Nov 2013
On the surface of a tread portion (1), one central main groove (2) extends in a tire circumferential direction (L) at a pattern center, and a pair of outer main grooves (4a, 4b) extend in the tire circumferential direction (C) each at a position between th...
https://drivepatents.com/patents/981468 · 27 Nov 2013
The pneumatic tyre has a tread rubber with three tread strip profile ribs (2,3) in circumferential direction, and the zigzag-shaped rotating circumferential grooves (1). The grooves are extended in the central region of the tread strip profile ribs. Each p...
https://drivepatents.com/patents/984530 · 28 Aug 2013
It is an object of the present invention to provide a pneumatic tire for heavy load that can suppress cracks occurring at the groove bottom and tread separation while suppressing noise and vehicle vibration during running, and that has excellent wear life....
https://drivepatents.com/patents/989128 · 3 Jul 2013
Both wet weather performance and steering stability performance are achieved. Lateral main grooves (16) formed in a tread (12) extend in a direction intersecting with circumferential main grooves (14) and open onto the circumferential main grooves (14). Wa...
https://drivepatents.com/patents/984655 · 3 Jul 2013
A pneumatic tire has a tread portion divide into a crown rib (4A), a pair of middle ribs (4B) and a pair of shoulder ribs (4C) by two crown main grooves (3A) and two shoulder main grooves(3B), wherein the width of the crown main groove (3A) is 5.5 to 7.5 %...
https://drivepatents.com/patents/984809 · 26 Jun 2013
The arrangement has profile tapes arranged within ground contacting width of vehicle pneumatic tires (2, 3). Fine incisions in the profile tapes and/or in direction of a vehicle i.e. passenger car (1), is arranged in a front position the vehicle tire. An e...
https://drivepatents.com/patents/991173 · 1 May 2013
A heavy duty pneumatic tire (1) comprises a tread portion (2) provided with a plurality of blocks (5) divided by a plurality of main grooves (3) and a plurality of lateral grooves (4); the main grooves (3) extend in the tire circumferential direction and e...