{
  "$type": "site.standard.document",
  "description": "The device has a central cradle (2) integrated to a chassis of a vehicle using a suspension system. Four pivot axles (A-D) are placed on apex of a geometrical assembly forming a parallelogram when projected in a horizontal plane. The parallelogram is deformable to adjust spacing between wheels and…",
  "path": "/patents/1077864",
  "publishedAt": "2005-05-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60B35/1054",
    "HARDI EVRARD [FR]"
  ],
  "textContent": "The device has a central cradle (2) integrated to a chassis of a vehicle using a suspension system. Four pivot axles (A-D) are placed on apex of a geometrical assembly forming a parallelogram when projected in a horizontal plane. The parallelogram is deformable to adjust spacing between wheels and to change steering of the vehicle, when a spacing and steering cylinders (7,8) are activated, respectively.",
  "title": "Adjustable tread device for wheels of the same axle"
}