{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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    "mimeType": "image/png",
    "size": 94577
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  "description": "A hydraulic system of an industrial vehicle includes an oil tank in which hydraulic oil is retained; a hydraulic pump that draws in the hydraulic oil from the tank and supply the oil to a loading actuator and a brake unit; a brake valve that controls the hydraulic oil to be supplied to the brake…",
  "path": "/patents/1287619",
  "publishedAt": "2021-04-08T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F15B21/0423",
    "KABUSHIKI KAISHA TOYOTA JIDOSHOKKI"
  ],
  "textContent": "A hydraulic system of an industrial vehicle includes an oil tank in which hydraulic oil is retained; a hydraulic pump that draws in the hydraulic oil from the tank and supply the oil to a loading actuator and a brake unit; a brake valve that controls the hydraulic oil to be supplied to the brake unit according to an operation of a brake operation tool; a hydraulic oil cooler that cools the hydraulic oil; a cooling passage that allows the hydraulic oil to flow toward the cooler and further allows the oil cooled in the cooler to flow toward the brake unit; and a switching valve that switches between a first oil passage that cuts off a supply of the hydraulic oil from the hydraulic pump to the cooling passage and a second oil passage that allows the supply of the hydraulic oil from the hydraulic pump to the cooling passage.",
  "title": "HYDRAULIC SYSTEM OF INDUSTRIAL VEHICLE"
}