{
  "$type": "site.standard.document",
  "description": "A car air conditioning electric heater (2) temperature monitor has infrared (4a) and additionally or alternatively resistance (4b) and optical fibre (4c) contactless to senses the thermal radiation from the heater element surface and control unit (6) to switch (10) it off when a threshold (8) is…",
  "path": "/patents/1091890",
  "publishedAt": "2003-11-12T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60H1/00742",
    "BEHR GMBH & CO [DE]"
  ],
  "textContent": "A car air conditioning electric heater (2) temperature monitor has infrared (4a) and additionally or alternatively resistance (4b) and optical fibre (4c) contactless to senses the thermal radiation from the heater element surface and control unit (6) to switch (10) it off when a threshold (8) is exceeded.",
  "title": "Method and device for monitoring the temperature of an electric heating device"
}