{
  "$type": "site.standard.document",
  "description": "A tractor has a tow hook (1) has a ball head (6) which engages with the trailer drawbar (4). The ball head forms part of an adjustable support (7) that is fixed to a cam (9) that may be engaged or disengaged from the trailer drawbar.",
  "path": "/patents/1073273",
  "publishedAt": "2005-10-19T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60D1/065",
    "SAUERMANN HANS [DE]"
  ],
  "textContent": "A tractor has a tow hook (1) has a ball head (6) which engages with the trailer drawbar (4). The ball head forms part of an adjustable support (7) that is fixed to a cam (9) that may be engaged or disengaged from the trailer drawbar.",
  "title": "Trailer hitch for a vehicle"
}