{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "A caster device includes a caster wheel configured to rotate around a horizontal rotation axis; and a case configured to expose a lower surface of the caster wheel, cover the caster wheel and have an inclined surface from a top of the horizontal rotation axis toward a bottom of the horizontal…",
  "path": "/patents/1284523",
  "publishedAt": "2021-03-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60G17/02",
    "SAMSUNG ELECTRONICS CO., LTD."
  ],
  "textContent": "A caster device includes a caster wheel configured to rotate around a horizontal rotation axis; and a case configured to expose a lower surface of the caster wheel, cover the caster wheel and have an inclined surface from a top of the horizontal rotation axis toward a bottom of the horizontal rotation axis.",
  "title": "CASTER DEVICE, ROBOT HAVING THE SAME, AND METHOD FOR DRIVING ROBOT"
}