{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreiaqbvfw6uzfcz2m6phiqyfxxpmblanzu2r76lao2o7w6w2tkw536a"
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    "mimeType": "image/png",
    "size": 84409
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  "description": "Provided are a fuel injection valve; a fuel supply passage that supplies fuel to the fuel injection valve; a fuel return passage that returns excess fuel of the fuel injection valve; a leaked fuel return passage one end of which is coupled to a connection part between the fuel injection valve and…",
  "path": "/patents/1434997",
  "publishedAt": "2026-07-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02M37/0023",
    "MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD."
  ],
  "textContent": "Provided are a fuel injection valve; a fuel supply passage that supplies fuel to the fuel injection valve; a fuel return passage that returns excess fuel of the fuel injection valve; a leaked fuel return passage one end of which is coupled to a connection part between the fuel injection valve and the fuel supply passage, and the other end of which is coupled to the fuel return passage; an inspection hole provided on the leaked fuel return passage, and that is openable and closable by a plug member; and a check valve provided on the leaked fuel return passage, and that prevents fuel from flowing to the connection part side.",
  "title": "FUEL SYSTEM"
}