{
  "$type": "site.standard.document",
  "description": "The filter system (100) has a housing (108), a removable cover (110) which closes the housing, and an interchangeable element with a driving contour which is arranged within the housing. The cover has a driving tool on its outer side, where the driving tool corresponds with the driving contour of…",
  "path": "/patents/971320",
  "publishedAt": "2014-08-13T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B01D46/0004",
    "MANN & HUMMEL GMBH [DE]"
  ],
  "textContent": "The filter system (100) has a housing (108), a removable cover (110) which closes the housing, and an interchangeable element with a driving contour which is arranged within the housing. The cover has a driving tool on its outer side, where the driving tool corresponds with the driving contour of the interchangeable element. The driving tool is formed as a contour and as a depression or elevation in the cover. A secondary element is connected with the housing over a screw connection.",
  "title": "Filter system"
}