Patent ID: 11872847
Assignee: BRIDGESTONE CORPORATION
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 2:
3. The tire of claim 1, wherein:
the circumferential direction groove is formed with an inverted trapezoidal shaped cross-section profile when viewed in a cross-section that is sectioned orthogonally to a groove length direction,
the lateral groove is formed with a quadrilateral cross-section profile when viewed in a cross-section that is sectioned orthogonally to a groove length direction, the plurality of protrusions include:
a plurality of first protrusions projecting from the surface of the circumferential direction groove;
a plurality of second protrusions projecting from the surface of the lateral groove; and
a plurality of third protrusions disposed at a connecting location between the circumferential direction groove and the lateral groove, and
the height of the plurality of second protrusions in the tire radial direction is lower than the height in the tire radial direction of the plurality of first protrusions, and
the height of the plurality of third protrusions in the tire radial direction is higher than the height in the tire radial direction of the plurality of first protrusions and the plurality of second protrusions.