{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "An on-demand four-wheel drive system includes a differential for the rear axle, a differential for the front axle, and a center differential connecting to the front and rear axle differentials. All three of the differentials contain a bidirectional overrunning roller clutch to enable locking of…",
  "path": "/patents/1408863",
  "publishedAt": "2023-04-12T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K17/02",
    "THE HILLIARD CORP [US]"
  ],
  "textContent": "An on-demand four-wheel drive system includes a differential for the rear axle, a differential for the front axle, and a center differential connecting to the front and rear axle differentials. All three of the differentials contain a bidirectional overrunning roller clutch to enable locking of their respective outputs. The clutches provide a superior on-demand four-wheel drive system that distributes power to each drive wheel to propel the vehicle.",
  "title": "DRIVE SYSTEM FOR FOUR-WHEEL DRIVE VEHICLE"
}