{
  "$type": "site.standard.document",
  "description": "The method involves interrupting exhaust gas recirculation (9) during rundown of an internal combustion engine (10), and replacing exhaust gases in engine cylinders (3) with fresh air during a rundown of the engine. A throttle valve placed in an intake of the engine is opened during the rundown of…",
  "path": "/patents/1091457",
  "publishedAt": "2003-12-03T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01L1/34",
    "FORD GLOBAL TECH INC [US]"
  ],
  "textContent": "The method involves interrupting exhaust gas recirculation (9) during rundown of an internal combustion engine (10), and replacing exhaust gases in engine cylinders (3) with fresh air during a rundown of the engine. A throttle valve placed in an intake of the engine is opened during the rundown of the engine and closed immediately prior to ceasing of the engine rotation. Timings of the inlet and exhaust valves coupled to the engine cylinders are adjusted such that both valves are not open at the same time.",
  "title": "Method for preparing an internal combustion engine to start"
}