{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "A turbo machine includes an impeller that rotates to make gas flow, a driving device that rotationally drives the impeller, a rotary shaft that transmits a rotational driving force of the driving device to the impeller, a bearing that rotatably supports the rotary shaft, and a casing that houses at…",
  "path": "/patents/1006869",
  "publishedAt": "2011-12-21T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02B33/40",
    "IHI CORP [JP]"
  ],
  "textContent": "A turbo machine includes an impeller that rotates to make gas flow, a driving device that rotationally drives the impeller, a rotary shaft that transmits a rotational driving force of the driving device to the impeller, a bearing that rotatably supports the rotary shaft, and a casing that houses at least the driving device and the rotary shaft. In addition, the casing is provided with a grease flow path to supply grease to the bearing for lubricating the bearing.",
  "title": "Turbo machine"
}