{
  "$type": "site.standard.document",
  "description": "An epicyclic gear train 22 includes a carrier 26 that supports star gears 32 that mesh with a sun gear 30. A ring gear 38 surrounds and meshes with the star gears 32. The star gears are supported on respective journal bearings 34. Each of the journal bearings includes a peripheral journal surface…",
  "path": "/patents/984643",
  "publishedAt": "2013-07-03T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02C3/107",
    "UNITED TECHNOLOGIES CORP [US]"
  ],
  "textContent": "An epicyclic gear train 22 includes a carrier 26 that supports star gears 32 that mesh with a sun gear 30. A ring gear 38 surrounds and meshes with the star gears 32. The star gears are supported on respective journal bearings 34. Each of the journal bearings includes a peripheral journal surface 34a and each of the star gears 32 includes a radially inner journal surface 32a that is in contact with the peripheral journal surface of the respective journal bearing. The epicyclic gear train 22 has a gear reduction ratio of greater than or equal to about 2.3.",
  "title": "Gas turbine engine gear train"
}