{
  "$type": "site.standard.document",
  "description": "When a purge control valve is in a supply state of supplying purge gas from a canister to an intake pipe and a pump is in operation, a concentration detector is configured to detect a concentration of the purge gas when the purge control valve is open in a case where a duty cycle of the purge…",
  "path": "/patents/1267802",
  "publishedAt": "2020-07-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02M25/0836",
    "ASIA KOGYO KABUSHIKI KAISHA"
  ],
  "textContent": "When a purge control valve is in a supply state of supplying purge gas from a canister to an intake pipe and a pump is in operation, a concentration detector is configured to detect a concentration of the purge gas when the purge control valve is open in a case where a duty cycle of the purge control valve is not less than a predetermined value, and detect a concentration of the purge gas when the purge control valve is closed in a case where the duty cycle of the purge control valve is less than the predetermined value.",
  "title": "EVAPORATED FUEL PROCESSING DEVICE, PURGE GAS CONCENTRATION DETECTION METHOD, AND CONTROL DEVICE FOR EVAPORATED FUEL PROCESSING DEVICE"
}