{
  "$type": "site.standard.document",
  "description": "The present invention relates to a tire noise reducing system comprising a pneumatic tire (2), a wheel rim (3) on which the pneumatic tire is mounted, and a noise damper (5) disposed in a cavity (4) surrounded by an inner surface of the rim (3) and an inner surface of the tire (2) mounted thereon…",
  "path": "/patents/1077912",
  "publishedAt": "2005-05-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C19/002",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "The present invention relates to a tire noise reducing system comprising a pneumatic tire (2), a wheel rim (3) on which the pneumatic tire is mounted, and a noise damper (5) disposed in a cavity (4) surrounded by an inner surface of the rim (3) and an inner surface of the tire (2) mounted thereon, wherein the noise damper (5) has a volume V2 which is from 0.4 to 20% of the volume V1 of the cavity (4), and the noise damper (5) is made of a porous material having a hardness of from 10 to 80 N, a tensile strength of not less than 70 kPa and a specific gravity of from 0.014 to 0.026.",
  "title": "Tire noise reducing system"
}