{
  "$type": "site.standard.document",
  "description": "An air sensor (8) with an electronic evaluation circuit (28) determines the degree to which an automotive filter is blocked. The sensor has a memory component (32) holding and adding data from the sensor by an integrator (34). The integrator output signal is displayed by a filter load instrument…",
  "path": "/patents/1101859",
  "publishedAt": "2002-09-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B01D46/0086",
    "PARAGON AG [DE]"
  ],
  "textContent": "An air sensor (8) with an electronic evaluation circuit (28) determines the degree to which an automotive filter is blocked. The sensor has a memory component (32) holding and adding data from the sensor by an integrator (34). The integrator output signal is displayed by a filter load instrument (36). The integrator signals the point at which the filter should be changed.",
  "title": "Device for the determination of the condition of a filter"
}