{
  "$type": "site.standard.document",
  "description": "The system has pneumatic springs associated with individual wheels with air chambers whose volumes are controlled. A pneumatic spring unit (2) is formed by first and second pneumatic springs (33,34), a common cylindrical housing (3) and a dual action piston (4) with air chambers (7,8) on either…",
  "path": "/patents/1087098",
  "publishedAt": "2004-05-19T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60G11/30",
    "AUDI AG [DE]"
  ],
  "textContent": "The system has pneumatic springs associated with individual wheels with air chambers whose volumes are controlled. A pneumatic spring unit (2) is formed by first and second pneumatic springs (33,34), a common cylindrical housing (3) and a dual action piston (4) with air chambers (7,8) on either side associated with the pneumatic springs, whose volumes are adjustable in a coupled manner by controlled piston displacement.",
  "title": "Air spring installation and device for roll stabilization and level control system for vehicles"
}