{
  "$type": "site.standard.document",
  "description": "Noise performance is improved without deteriorating drainage performance. A pneumatic tire has a tread portion 2 in which at least one main groove 3 continuously extends in a tire circumferential direction, and at least one land portion is adjacent to the main groove 3. The land portion includes a…",
  "path": "/patents/951784",
  "publishedAt": "2015-03-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C11/0306",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "Noise performance is improved without deteriorating drainage performance. A pneumatic tire has a tread portion 2 in which at least one main groove 3 continuously extends in a tire circumferential direction, and at least one land portion is adjacent to the main groove 3. The land portion includes a sipe 10. The sipe 10 includes a plurality of first sipes 11 that are spaced from each other in the tire circumferential direction. Each of the first sipes 11 includes: a circumferential portion 13 that extends along the tire circumferential direction; and an axial portion 14 that extends from at least one of end portions 13e of the circumferential portion 13 toward the main groove 3.",
  "title": "Pneumatic tire"
}