| 摘要 |
PROBLEM TO BE SOLVED: To provide a pre-cure tread which can suppress a sipe tear from being generated in a sipe in a pre-cure tread formed with the sipe, and to provide a method for manufacturing a pre-cure tread.SOLUTION: A pre-cure tread includes: a plurality of circumferential grooves extending in a longitudinal direction of the pre-cure tread; a rib partitioned by the plurality of circumferential grooves; and a sipe extending in a width direction within the rib. A virtual center line passing through an opening width center and a groove bottom center in the sipe is configured to be inclined in a depth direction of the sipe. |
