{
  "$type": "site.standard.document",
  "description": "The pneumatic spring damper unit (1) has a spring chamber formed through a U-bellows (3), and damping chambers (10,11) accommodated inside a cylindrical housing (2) in which is installed a piston (4) with valves or restrictors. An additional auxiliary chamber (12) with a constant gas volume is…",
  "path": "/patents/1083335",
  "publishedAt": "2004-10-06T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60G15/12",
    "FREUDENBERG CARL KG [DE]"
  ],
  "textContent": "The pneumatic spring damper unit (1) has a spring chamber formed through a U-bellows (3), and damping chambers (10,11) accommodated inside a cylindrical housing (2) in which is installed a piston (4) with valves or restrictors. An additional auxiliary chamber (12) with a constant gas volume is connected to one (11) of the damping chambers and these chambers intercommunicate through restricting orifices and/or throttle valves (14,15) which are formed in a plate (13) which separates the damping chamber and auxiliary chamber.",
  "title": "Pneumatic spring-damper unit"
}