Pneumatic tire
A technology for pneumatic tires and tires, which is applied to tire parts, tire treads/tread patterns, transportation and packaging, etc. It can solve problems such as differences in drainage, reduce differences, suppress differences in drainage performance, and improve handling stability sexual effect
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[0050] Prototype has figure 1 The basic pattern, and based on the car radial tires of the specification tire size 245 / 40R18 in Table 1, the wet road performance, wear resistance performance and dry road performance were tested, and the results are recorded in Table 1. Except for the specifications described in Table 1, that is, except for the inclination direction and inclination angle of each lateral groove, each tire has substantially the same specification.
[0051] Tread width Tw=216mm
[0052] The land ratio Lo in the outer area = 35%
[0053] The land ratio Li in the inner area = 30%
[0054] Peripherally to the main groove 4o
[0055] Groove width Wg4o=8mm
[0056] Groove depth Hgo=7.7mm
[0057] Peripherally to the main groove 4i
[0058] Groove width Wg4i=8mm
[0059] Groove depth Hgo=7.7mm
[0060] Inner circumferential main groove 3o
[0061] Groove width Wg3o=13mm
[0062] Groove depth Hgi=8.1mm
[0063] Inner circumferential main groove 3i
[0064] Gr...
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