{
  "$type": "site.standard.document",
  "description": "The coupling device (1) has a connecting piece (2), which has an external resting contour (7) at its exterior side. A connecting piece is connected with a fluid line (5). Another connecting piece (3) has another external resting contour (8) at its external side. The latter connecting piece is…",
  "path": "/patents/1006022",
  "publishedAt": "2012-01-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02M25/06",
    "MAHLE INT GMBH [DE]"
  ],
  "textContent": "The coupling device (1) has a connecting piece (2), which has an external resting contour (7) at its exterior side. A connecting piece is connected with a fluid line (5). Another connecting piece (3) has another external resting contour (8) at its external side. The latter connecting piece is connected to another fluid line (6). A case (4) is coated by a protective cover. Independent claims are also included for the following: (1) a crank case ventilation system with a blow-by-gas line; and (2) a fresh air plant with a filter.",
  "title": "Coupling device, crankcase ventilation device and fresh air system"
}