{
  "$type": "site.standard.document",
  "description": "The atmospheric pressure is detected from an intake pressure immediately before intake stroke, and the pressure difference between fuel pressure fed to an injector and intake pressure is determined. A fuel injection coefficient (Q t) is calculated by dividing the fuel injection time coefficient (Q…",
  "path": "/patents/1085752",
  "publishedAt": "2004-07-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02D41/345",
    "YAMAHA MOTOR CO LTD [JP]"
  ],
  "textContent": "The atmospheric pressure is detected from an intake pressure immediately before intake stroke, and the pressure difference between fuel pressure fed to an injector and intake pressure is determined. A fuel injection coefficient (Q t) is calculated by dividing the fuel injection time coefficient (Q t0) per unit mass by the square root (P 1>>2>) of injection fuel pressure, for computing fuel injection time for achieving desired air-fuel ratio.",
  "title": "4-STROKE ENGINE CONTROL DEVICE AND CONTROL METHOD"
}