{
  "$type": "site.standard.document",
  "description": "A group controller (9) coupled to the feeder lead of a lighting fixture (11) identifies a failure in power supply, and supplies a control signal to a emergency light fixture (7) which is switched ON by the received control signal. An independent claim is also included for group controller.",
  "path": "/patents/1087861",
  "publishedAt": "2004-04-21T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02J9/02",
    "TEKNOWARE OY [FI]"
  ],
  "textContent": "A group controller (9) coupled to the feeder lead of a lighting fixture (11) identifies a failure in power supply, and supplies a control signal to a emergency light fixture (7) which is switched ON by the received control signal. An independent claim is also included for group controller.",
  "title": "Control for a group of lighting fixtures"
}