{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "A tire having a tread composed of a rubber composition that includes a rubber component, wherein the tread has at least one circumferential main groove extending continuously in a tire circumferential direction, wherein, at a bending part in a plurality, the circumferential main groove bends and…",
  "path": "/patents/1350638",
  "publishedAt": "2023-09-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C11/13",
    "SUMITOMO RUBBER INDUSTRIES, LTD."
  ],
  "textContent": "A tire having a tread composed of a rubber composition that includes a rubber component, wherein the tread has at least one circumferential main groove extending continuously in a tire circumferential direction, wherein, at a bending part in a plurality, the circumferential main groove bends and extends in the tire circumferential direction such that a center line of the circumferential main groove deviates in a tire width direction or an extending direction of the center line of the circumferential main groove changes preceding and following the bending part, and wherein the rubber composition has tan δ at 20° C. (20° C. tan δ) of 0.30 or less, and breaking strength TB (MPa) at 175° C. and elongation at break EB (%) at 175° C. satisfying a relational expression of TB x EB/2 ≥ .",
  "title": "TIRE"
}