{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "A gauge-changing wheelset, comprising wheels (6), an axle (7), and locking mechanisms; the wheels (6) are respectively provided at both ends of the axle (7), and are connected to the axle (7) through splines; the locking mechanisms are respectively provided on exterior sides of the wheels (6) and…",
  "path": "/patents/1428326",
  "publishedAt": "2023-11-08T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60B17/00",
    "CRRC QINGDAO SIFANG CO LTD [CN]"
  ],
  "textContent": "A gauge-changing wheelset, comprising wheels (6), an axle (7), and locking mechanisms; the wheels (6) are respectively provided at both ends of the axle (7), and are connected to the axle (7) through splines; the locking mechanisms are respectively provided on exterior sides of the wheels (6) and located in axle-box bodies at both ends of the axle (7); the locking mechanisms are connected to the wheels (6) for locking and unlocking the wheels (6), so as to change gauges of the wheels (6). The gauge-changing wheelset improve the versatility and reliability, and is simple in structure, small in change of current vehicle structures and facilitates batch modification of existing vehicles.",
  "title": "GAUGE-CHANGEABLE WHEELSET"
}