{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "The valve needle (1), of a fuel injection valve for an internal combustion motor and especially with spontaneous ignition, has a damping collar (4) and a chamber (5) filled with a damping fluid in the valve housing (2). At the end of the valve closing action, the collar penetrates into the damping…",
  "path": "/patents/1082817",
  "publishedAt": "2004-10-27T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02M61/16",
    "MAN B & W DIESEL AG [DE]"
  ],
  "textContent": "The valve needle (1), of a fuel injection valve for an internal combustion motor and especially with spontaneous ignition, has a damping collar (4) and a chamber (5) filled with a damping fluid in the valve housing (2). At the end of the valve closing action, the collar penetrates into the damping fluid. The damping fluid is the motor fuel, with a free flow cross section (7) between the needle and the housing to allow a leakage flow to the damping chamber.",
  "title": "Device for damping the closing of an injector needle of a fuel injector"
}