{
  "$type": "site.standard.document",
  "description": "The dump truck (1) is equipped with a vehicle body frame (5) to which front wheels (3) and rear wheels (4) are attached, an electric motor (25) to drive the rear wheels (4), a battery device (26) mounted on the vehicle body frame (5) to supply power to the electric motor (25), and electrical device…",
  "path": "/patents/1416918",
  "publishedAt": "2026-06-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K1/04",
    "HITACHI CONSTRUCTION MACH CO [JP]"
  ],
  "textContent": "The dump truck (1) is equipped with a vehicle body frame (5) to which front wheels (3) and rear wheels (4) are attached, an electric motor (25) to drive the rear wheels (4), a battery device (26) mounted on the vehicle body frame (5) to supply power to the electric motor (25), and electrical device including a converter (34) arranged on the rear side of the battery device (26) . Below the battery device (26), a first refrigerant line (45) through which refrigerant flows to cool the battery device (26) and a second refrigerant line (54) through which refrigerant flows to cool the electrical device are arranged.",
  "title": "DUMP TRUCK"
}