{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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    "mimeType": "image/png",
    "size": 112881
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  "description": "Disclosed is a movable portion transmission system including a primary transmission power supply 1 to supply electric power, a transmitter and receiver 3 configured with a transmission antenna 5 to perform wireless transmission of the electric power supplied thereto, and a reception antenna 6 to…",
  "path": "/patents/929255",
  "publishedAt": "2017-03-22T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01F38/14",
    "MITSUBISHI ELECTRIC ENG [JP]"
  ],
  "textContent": "Disclosed is a movable portion transmission system including a primary transmission power supply 1 to supply electric power, a transmitter and receiver 3 configured with a transmission antenna 5 to perform wireless transmission of the electric power supplied thereto, and a reception antenna 6 to receive the electric power from the transmission antenna 5 with which the reception antenna pairs up, a transmission power supply circuit 2 to establish a resonance condition of the transmission antenna 5 with which the transmission power supply circuit pairs up, and a reception power supply circuit 4 to establish a resonance condition of the reception antenna 6 with which the reception power supply circuit pairs up, in which the transmission antenna 5 includes a transmission side coil 7 in a spiral shape which is arranged while being centered at the axial center of a rotary member and the reception antenna 6 includes a reception side coil 8 in a spiral shape which is arranged with a gap therefrom to the transmission side coil 7 while being centered at the axial center of the rotary member.",
  "title": "MOVABLE PORTION TRANSMISSION SYSTEM USING WIRELESS POWER TRANSMISSION"
}