{
  "$type": "site.standard.document",
  "description": "The invention relates to a valve needle for a high-pressure injector for a fuel injection system, in which axial movement of the valve needle in a valve seat controls opening and closing a metering opening of the injector, comprising an needle body (12) with a cylindrical upper portion (14), the…",
  "path": "/patents/1089469",
  "publishedAt": "2004-02-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02M61/08",
    "SIEMENS VDO AUTOMOTIVE SPA [IT]"
  ],
  "textContent": "The invention relates to a valve needle for a high-pressure injector for a fuel injection system, in which axial movement of the valve needle in a valve seat controls opening and closing a metering opening of the injector, comprising an needle body (12) with a cylindrical upper portion (14), the needle body (12) having an end part provided with a plunger (20) for closing the metering opening (36). According to the invention a single guide element (16) is provided, surrounding the needle body, the guide element (16) providing a close sliding fit of the valve needle (10) in the valve seat (40).",
  "title": "Valve needle and metering device comprising the same"
}