{
  "$type": "site.standard.document",
  "description": "The windscreen wiper assembly has a telescopically adjustable actuating device with a piston within which a valve seal is retained by a cover (13). The valve seal by its end furthest from the cover seals the piston rod channel (10) in its neutral position in relation to a valve chamber (12)…",
  "path": "/patents/1106569",
  "publishedAt": "2002-02-20T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60S1/528",
    "HELLA KG HUECK & CO [DE]"
  ],
  "textContent": "The windscreen wiper assembly has a telescopically adjustable actuating device with a piston within which a valve seal is retained by a cover (13). The valve seal by its end furthest from the cover seals the piston rod channel (10) in its neutral position in relation to a valve chamber (12) encompassing the seal. The piston has on its circumference at least one through-passage (32) to the valve chamber between the annular seal between the piston and housing, and the cover.",
  "title": "Vehicle window cleaning unit"
}