About 138 results
https://drivepatents.com/patents/1003619 · 4 Apr 2012
A tread has a tread region (12) comprising a plurality of spaced apart block elements (18, 20), the tread region (12) having at least a first and a second adjacent block element pair (24, 26) spaced apart by a groove (32) and at least one reinforcement ele...
https://drivepatents.com/patents/1005201 · 22 Feb 2012
A non-pneumatic tire for a vehicle featuring a body (1) of elastic material and having a circumferentially-extending crown portion (1.1) featuring a running surface and circumferentially-extending sidewalls (1.3) joined to the crown portion. The side walls...
https://drivepatents.com/patents/1005658 · 1 Feb 2012
A motorcycle tire for running on rough terrain comprises a tread portion (2) having a developed tread width (TWe) and provided with a plurality of tread blocks (B). The tread blocks include a plurality of crown blocks (13) defined as having a ground contac...
https://drivepatents.com/patents/1006298 · 11 Jan 2012
A pneumatic tire (1) is provided in the tread portion (2) with zigzag circumferential grooves (3) and axial grooves (4) so that a row (5R) of circumferentially arranged blocks (5) is formed on each side of each of the zigzag circumferential grooves. Each o...
https://drivepatents.com/patents/1007586 · 30 Nov 2011
Two open sipes are formed at a tire circumferential direction central side of a block, and closed sipes are formed in the block at both tire circumferential direction sides of the two open sipes. The depth of the open sipes is set in a range of 50 to 70% t...
https://drivepatents.com/patents/1008089 · 2 Nov 2011
A heavy duty tire with improved stone trapping qualities comprises a tread portion provided with a central circumferential groove, a crown circumferential groove on each side thereof and crown axial grooves extending therebetween so as to for crown blocks....
https://drivepatents.com/patents/1009135 · 5 Oct 2011
The present invention is directed to provide a pneumatic tire capable of effectively preventing large collision noise due to simultaneous collision of plural blocks of respective rows with a road surface. Six rows 9, 10, 13 of blocks on a tread surface 1 a...
https://drivepatents.com/patents/1009015 · 5 Oct 2011
A heavy duty tire comprises a tread portion provided with tread blocks each provided in the ground contact surface thereof with a single zigzag sipe. A ratio A/B of a block length (A) which is the circumferential length of the block measured along a straig...
https://drivepatents.com/patents/1009106 · 5 Oct 2011
Provided is a tire exhibiting both improved partial wear resistance and improved quietness. The tire has block land portion arrays 5 defined on a tread portion 1. Between adjacent two block land portion arrays 5 sandwiching a circumferential groove 2, bloc...
https://drivepatents.com/patents/1009950 · 24 Aug 2011
Provided is a tire exhibiting improved wear resistance, partial wear resistance, and traction performance on the wet road surface. The tire has block land portion arrays 5 defined on a tread portion 1. Between two block land portion arrays 5 located adjace...