{
  "$type": "site.standard.document",
  "description": "A rotary body includes a rotary part and a device fixed to the rotary part. The device includes a substrate, a power receiver, and a flat secondary battery attached to the substrate. The power receiver has a structure for receiving power supply using electromagnetic induction. The secondary battery…",
  "path": "/patents/1382340",
  "publishedAt": "2026-05-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M50/202",
    "Panasonic Intellectual Property Management Co., Ltd."
  ],
  "textContent": "A rotary body includes a rotary part and a device fixed to the rotary part. The device includes a substrate, a power receiver, and a flat secondary battery attached to the substrate. The power receiver has a structure for receiving power supply using electromagnetic induction. The secondary battery includes an exterior body including a positive electrode can having a bottomed cylindrical shape and a negative electrode can having a bottomed cylindrical shape. The secondary battery is disposed closer to a rotation center of the rotary part than the substrate as viewed from the rotation center of the rotary part.",
  "title": "ROTARY BODY AND MANUFACTURING METHOD THEREFOR"
}