{
  "$type": "site.standard.document",
  "description": "A state determination device for a hub unit bearing includes: a holding unit that holds reference information of magnetic characteristics at a predetermined position in the vicinity of a flange portion included in the hub unit bearing; an acquisition unit that acquires measurement information of…",
  "path": "/patents/1403779",
  "publishedAt": "2026-04-29T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60B27/0068",
    "NSK LTD [JP]"
  ],
  "textContent": "A state determination device for a hub unit bearing includes: a holding unit that holds reference information of magnetic characteristics at a predetermined position in the vicinity of a flange portion included in the hub unit bearing; an acquisition unit that acquires measurement information of the magnetic characteristics at the predetermined position of the hub unit bearing; a derivation unit that derives a change amount between the reference information held by the holding unit and the measurement information acquired by the acquisition unit; and a determination unit that determines a state of the hub unit bearing based on the change amount derived by the derivation unit. The predetermined position is a position at which the magnetic characteristics vary with a stress change with respect to the flange portion.",
  "title": "STATE DETERMINATION DEVICE FOR HUB UNIT BEARING, STATE DETERMINATION METHOD FOR HUB UNIT BEARING, PROGRAM, AND HUB UNIT BEARING"
}