| 摘要 |
PROBLEM TO BE SOLVED: To provide a tire which enhances on-ice performance and on-snow performance, and a tire forming mold for use in manufacturing (molding) of the tire.SOLUTION: In the tire, a plurality of protrusions are formed on at least a part of a tread of a tread part; and an outside diameter of the protrusion is in the range of 5-70 μm, and has a size of over zero times to 100 times or less of a distance between the protrusions. The tire forming mold has a tread molding surface for molding the tread of the tread part of the tire; a plurality of recesses are formed on at least a part of the tread molding surface; and an outside diameter of the recess is in the range of 5-70 μm, and has a size of over zero times to 100 times or less of a distance between the recesses. |
