{
  "$type": "site.standard.document",
  "description": "The rotary seal between a fixed component, e.g. a turbocharger casing (4), and a moving component, e.g. a turbine wheel (2), comprises a piston ring (5). This is made up of a soft zone (51) with an abradable surface (21) which contacts the wheel and an inner, heat resistant zone (52). Independent…",
  "path": "/patents/1079957",
  "publishedAt": "2005-02-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01D11/003",
    "ABB TURBO SYSTEMS AG [CH]"
  ],
  "textContent": "The rotary seal between a fixed component, e.g. a turbocharger casing (4), and a moving component, e.g. a turbine wheel (2), comprises a piston ring (5). This is made up of a soft zone (51) with an abradable surface (21) which contacts the wheel and an inner, heat resistant zone (52). Independent claims are included for (a) the piston ring; and (b) a turbocharger fitted with the sealing ring.",
  "title": "Rotary seal"
}