{
  "$type": "site.standard.document",
  "description": "[Problem] To increase the cooling efficiency of an oil.[Solution] A power transmission device (1) has a motor (2), a gear mechanism (4, 5) connected to the downstream of the motor (2), and a box (14) for housing the gear mechanism. The box (14) is formed with a first chamber (Sb) in which the gear…",
  "path": "/patents/1403960",
  "publishedAt": "2025-10-29T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K17/04",
    "JATCO LTD [JP]"
  ],
  "textContent": "[Problem] To increase the cooling efficiency of an oil.[Solution] A power transmission device (1) has a motor (2), a gear mechanism (4, 5) connected to the downstream of the motor (2), and a box (14) for housing the gear mechanism. The box (14) is formed with a first chamber (Sb) in which the gear mechanism (4, 5) and an oil (OL) are housed. The box (14) is also formed with a second chamber (CR) which is adjacent to the first chamber (Sb) and into which a cooling liquid (CL) is introduced.",
  "title": "POWER TRANSMISSION DEVICE"
}