{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "A self-propelled device (1), comprising: [0002] a cutting assembly (10) for cutting; [0003] a body (20) for supporting the cutting assembly; and [0004] a traveling system (30) for driving the body to move; [0005] wherein the traveling system comprises at least: [0006] a traveling wheel (301); and…",
  "path": "/patents/1393789",
  "publishedAt": "2024-12-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "A01D34/008",
    "NANJING CHERVON IND CO LTD [CN]"
  ],
  "textContent": "A self-propelled device (1), comprising: [0002] a cutting assembly (10) for cutting; [0003] a body (20) for supporting the cutting assembly; and [0004] a traveling system (30) for driving the body to move; [0005] wherein the traveling system comprises at least: [0006] a traveling wheel (301); and [0007] a wheel hub motor (302) integrally disposed in the traveling wheel; [0008] wherein a radial length (D) of the wheel hub motor is greater than or equal to 18 cm and less than or equal to 33 cm; and [0009] an axial thickness (d) of the wheel hub motor is less than or equal to 3.5 cm.",
  "title": "SELF-PROPELLED DEVICE"
}