{
  "$type": "site.standard.document",
  "description": "A tire includes a pair of bead portions to be fitted to a rim R. Each bead portion includes a bead having a core and an apex . An outer surface of the bead portion includes a seat face and a flange face disposed radially inward and axially outward, respectively, of the bead , a heel face disposed…",
  "path": "/patents/1284003",
  "publishedAt": "2021-02-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C15/024",
    "Sumitomo Rubber Industries, Ltd."
  ],
  "textContent": "A tire includes a pair of bead portions to be fitted to a rim R. Each bead portion includes a bead having a core and an apex . An outer surface of the bead portion includes a seat face and a flange face disposed radially inward and axially outward, respectively, of the bead , a heel face disposed between the seat face and the flange face , and a plurality of vent lines projecting from the heel face and extending in the circumferential direction. A contour of the heel face is represented by an arc on a cross-section, of the tire , taken along a plane including a rotation axis of the tire , and a radius Rh of the arc is not less than 8 mm and not greater than 15 mm.",
  "title": "PNEUMATIC TIRE AND TIRE MOLD"
}