{
  "$type": "site.standard.document",
  "description": "The air spring (10) has a disk (20) with a clamping ring (22) holding the top end of a flexible bag (12). The bottom end of the bag has a fold (30) and turns inside-out and presses against the outside of a flexible spring sleeve (26) covering the usual tube (14) over which the flexible bag unrolls…",
  "path": "/patents/1089460",
  "publishedAt": "2004-02-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F16F9/057",
    "AUDI AG [DE]"
  ],
  "textContent": "The air spring (10) has a disk (20) with a clamping ring (22) holding the top end of a flexible bag (12). The bottom end of the bag has a fold (30) and turns inside-out and presses against the outside of a flexible spring sleeve (26) covering the usual tube (14) over which the flexible bag unrolls. The spring sleeve may contain drain channels for removal of water from the contact area with the flexible bag.",
  "title": "Air spring with rolling lobe attached to a tube shaped rolling piston"
}