{
  "$type": "site.standard.document",
  "description": "Mud performance is enhanced without degrading noise performance.A tire 1 has a plurality of blocks 5 formed by circumferential grooves 3 and lateral grooves 4. The plurality of blocks 5 include at least recess-equipped blocks 6 having recesses 10 disposed inward of a tread surface 5a in a tire…",
  "path": "/patents/1414693",
  "publishedAt": "2024-04-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C11/03",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "Mud performance is enhanced without degrading noise performance.A tire 1 has a plurality of blocks 5 formed by circumferential grooves 3 and lateral grooves 4. The plurality of blocks 5 include at least recess-equipped blocks 6 having recesses 10 disposed inward of a tread surface 5a in a tire radial direction and outward of groove bottoms 4s of the lateral grooves 4 in the tire radial direction. A ratio (Ar/At) of a total area Ar of the recesses 10 to a total area At of tread surfaces 5a of the plurality of blocks 5 is 10% to 20% in a ground contact surface 2a.",
  "title": "TIRE"
}