{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
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    "mimeType": "image/png",
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  "description": "An object of the present invention is to provide a fuel injection valve that imparts swirl upstream of a seat portion and shortens a spray penetration. At injection holes 72 and 74 set adjacent to an injection hole 73 and at injection holes 71 and 75 set adjacent otherwise, nonuniform pitch angles…",
  "path": "/patents/937912",
  "publishedAt": "2016-09-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02M51/0614",
    "HITACHI AUTOMOTIVE SYSTEMS LTD [JP]"
  ],
  "textContent": "An object of the present invention is to provide a fuel injection valve that imparts swirl upstream of a seat portion and shortens a spray penetration. At injection holes 72 and 74 set adjacent to an injection hole 73 and at injection holes 71 and 75 set adjacent otherwise, nonuniform pitch angles ²1 and ²2 among the holes as well as stronger flows into the injection holes 72 and 74 by a smaller angle ± due to a smaller inflow angle ²1 of a fluid into the injection holes 72 and 74 can shorten the spray penetration at the injection hole 73.",
  "title": "FUEL INJECTION VALVE"
}