{
  "$type": "site.standard.document",
  "description": "The suspension system for a vehicle wheel comprises coaxial helical springs (1, 2) wound in the same direction. The tension of the inner spring (2) can be adjusted using a spindle drive (6, 7) driven by an electric motor (5), the spindle being mounted in the central space inside it.",
  "path": "/patents/1101288",
  "publishedAt": "2002-10-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60G11/16",
    "ZF LEMFOERDER METALLWAREN AG [DE]"
  ],
  "textContent": "The suspension system for a vehicle wheel comprises coaxial helical springs (1, 2) wound in the same direction. The tension of the inner spring (2) can be adjusted using a spindle drive (6, 7) driven by an electric motor (5), the spindle being mounted in the central space inside it.",
  "title": "Device for the spring suspension and levelling adjustment of motor vehicles"
}