{
  "$type": "site.standard.document",
  "description": "Provided is a steel cord for reinforcing rubber articles which, when applied to a belt of a tire, can attain lightweight without reducing the durability of the tire, and in particular, to a steel cord for reinforcing rubber articles in which the properties of a treat after rubberizing are excellent…",
  "path": "/patents/979225",
  "publishedAt": "2014-01-29T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C9/0007",
    "BRIDGESTONE CORP [JP]"
  ],
  "textContent": "Provided is a steel cord for reinforcing rubber articles which, when applied to a belt of a tire, can attain lightweight without reducing the durability of the tire, and in particular, to a steel cord for reinforcing rubber articles in which the properties of a treat after rubberizing are excellent and a pneumatic radial tire using the same. Also provided is a steel cord for reinforcing rubber articles comprising a core formed by arranging two core filaments 1 in parallel without being twisted together, and N (2 ¤ N ¤ 4) sheath filaments 2 which are twisted together around the core. Letting the diameter of the core filament 1 be d1 , and the diameter of the sheath filament 2 be d2, d1 > d2.",
  "title": "STEEL CORD FOR RUBBER ARTICLE REINFORCEMENT AND PNEUMATIC RADIAL TIRE USING SAME"
}