{
  "$type": "site.standard.document",
  "description": "Cooling air is branched-off from a bypass flow and fed to the outside of the housing (1) via an intake channel (8) with shut-off valve (5). The air is introduced into a first chamber (6), where its volume is divided. Part of the air is fed from the chamber to the outside of the housing, while a…",
  "path": "/patents/1109051",
  "publishedAt": "2001-10-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B64D33/08",
    "ROLLS ROYCE DEUTSCHLAND [DE]"
  ],
  "textContent": "Cooling air is branched-off from a bypass flow and fed to the outside of the housing (1) via an intake channel (8) with shut-off valve (5). The air is introduced into a first chamber (6), where its volume is divided. Part of the air is fed from the chamber to the outside of the housing, while a second part is fed into a second chamber (7), behind the first, and then to the outside of the housing. The chambers are formed as buffer chambers, and the air is extracted via throttles.",
  "title": "Method and device to cool the casing of turbojet engines"
}