{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "A tread rubber forming method includes: a first step of forming a base layer; a second step of forming a first intermediate layer on a portion of an outer circumferential surface of the base layer; a third step of winding and superposing a third rubber strip on an outer circumferential surface of…",
  "path": "/patents/1418735",
  "publishedAt": "2023-04-05T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B29D30/52",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "A tread rubber forming method includes: a first step of forming a base layer; a second step of forming a first intermediate layer on a portion of an outer circumferential surface of the base layer; a third step of winding and superposing a third rubber strip on an outer circumferential surface of the first intermediate layer, to form a first cap layer; a fourth step of winding an electrically-conductive fourth rubber strip from a position of contact with the base layer to an outer circumferential surface of the first cap layer, to form an electrically-conductive layer; and a fifth step of forming a second cap layer on an outer side in a radial direction of the base layer such that a portion of the electrically-conductive layer is exposed to an outer side in the radial direction of the tread rubber.",
  "title": "TREAD RUBBER FORMING METHOD AND TREAD RUBBER FORMING DEVICE"
}