摘要 |
A pneumatic tire (10) has an inner shoulder (11), an outer shoulder (12) and a tread (13) therebetween. The tread includes a plurality of circumferential grooves 30, 32, 34, 36 38) dividing the tread into a plurality of ribs including inner and outer shoulder ribs (14, 14'), inner and outer intermediate ribs (18, 18') between the shoulder ribs and a central rib (16) between the intermediate ribs. First sipes (20) are provided in the shoulder ribs and the central rib. Each first sipe has an interlocking shape. Second sipes (22) are provided in the intermediate ribs. Each second sipe has a shape different from that of the first sipes. Third sipes (24) are provided in the intermediate ribs. Each third sipe has a shape different from that of the first and second sipes.
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