{
  "$type": "site.standard.document",
  "description": "There is provided a technique by which posture changing can be given to an occupant while the forward shift of his/her hip portion is prevented. A seat for vehicle includes a seat cushion, and a seat back coupled to the seat cushion, and the seat back includes a posture changing mechanism having a…",
  "path": "/patents/1424962",
  "publishedAt": "2026-06-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60N2/90",
    "TACHI-S CO., LTD."
  ],
  "textContent": "There is provided a technique by which posture changing can be given to an occupant while the forward shift of his/her hip portion is prevented. A seat for vehicle includes a seat cushion, and a seat back coupled to the seat cushion, and the seat back includes a posture changing mechanism having a back face supporting mechanism. There is provided a technique by which a fatigue reduction operation using the posture changing mechanism includes a) moving the back face supporting mechanism set to a position of a lumbar spine portion of an occupant from a first position state to a rear direction side and setting the back face supporting mechanism to a second position state, and b) thereafter, moving the back face supporting mechanism stepwise to a front direction side from the second position state to the first position state.",
  "title": "Seat for vehicle"
}