{
  "$type": "site.standard.document",
  "description": "A straddled vehicle, including: a front wheel; a rear wheel; a vehicle body frame supported by the front and rear wheels; a driving source for driving at least one of the front wheel and the rear wheel; a first electric motor; a rotating shaft, extending in a left-right direction, that is driven by…",
  "path": "/patents/1381272",
  "publishedAt": "2026-04-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L15/20",
    "YAMAHA HATSUDOKI KABUSHIKI KAISHA"
  ],
  "textContent": "A straddled vehicle, including: a front wheel; a rear wheel; a vehicle body frame supported by the front and rear wheels; a driving source for driving at least one of the front wheel and the rear wheel; a first electric motor; a rotating shaft, extending in a left-right direction, that is driven by the first electric motor; a flywheel fixed to the rotating shaft and is arranged rearward of the front wheel and forward of the rear wheel; and a motor controller that controls the first electric motor so as to rotate the flywheel while accelerating the flywheel in a forward rotation direction when the straddled vehicle is accelerating, and in a reverse rotation direction when the straddled vehicle is decelerating. The front and rear wheels rotate in the forward rotation direction when the straddled vehicle moves forward, and the reverse rotation direction is opposite to the forward rotation direction.",
  "title": "STRADDLED VEHICLE"
}