{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "A fuel filling device () for refueling a fuel tank () is disposed in the vicinity of an exhaust gas post-treatment device (). Specifically, the fuel filling device () is disposed over a hydraulic pump () provided to an engine () and at a height position equivalent to the exhaust gas post-treatment…",
  "path": "/patents/964750",
  "publishedAt": "2026-05-26T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "E02F9/0866",
    "Hitachi Construction Machinery Co., Ltd."
  ],
  "textContent": "A fuel filling device () for refueling a fuel tank () is disposed in the vicinity of an exhaust gas post-treatment device (). Specifically, the fuel filling device () is disposed over a hydraulic pump () provided to an engine () and at a height position equivalent to the exhaust gas post-treatment device (). Therefore, the fuel filling device () can be heated for a short period of time by the exhaust gas post-treatment device () which is exposed to high temperature soon after the start of the engine ().",
  "title": "Construction machine"
}