{
  "$type": "site.standard.document",
  "description": "Coupling device (1) used between a towing vehicle and a trailer comprises a coupling ball (3) arranged on a coupling support (2) of the towing vehicle and a ball socket (4) arranged on the trailer and receiving the coupling ball from above. An elastically deformable sealing ring (8) arranged…",
  "path": "/patents/1091238",
  "publishedAt": "2003-12-10T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60D1/065",
    "SCHARMUELLER GMBH & CO KG [AT]"
  ],
  "textContent": "Coupling device (1) used between a towing vehicle and a trailer comprises a coupling ball (3) arranged on a coupling support (2) of the towing vehicle and a ball socket (4) arranged on the trailer and receiving the coupling ball from above. An elastically deformable sealing ring (8) arranged between the socket edge (7) and the coupling support lies under pre-tension on the socket edge and on the coupling support. Preferred Features: The inner diameter of the sealing ring is smaller than the diameter of the coupling ball.",
  "title": "Coupling device"
}