{
  "$type": "site.standard.document",
  "description": "An engine control device for a work vehicle includes: a hydraulic pump 2 driven by an engine 1; a hydraulic actuator 5 driven with pressure oil supplied from the hydraulic pump 2; a drive disallowing means 3 for disallowing drive of the hydraulic actuator with the pressure oil supplied from the…",
  "path": "/patents/1008031",
  "publishedAt": "2011-11-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "E02F9/2246",
    "HITACHI CONSTRUCTION MACHINERY [JP]"
  ],
  "textContent": "An engine control device for a work vehicle includes: a hydraulic pump 2 driven by an engine 1; a hydraulic actuator 5 driven with pressure oil supplied from the hydraulic pump 2; a drive disallowing means 3 for disallowing drive of the hydraulic actuator with the pressure oil supplied from the hydraulic pump 2; a disallowed drive detection means 14 for detecting whether or not the drive disallowing means 3 is disallowing the drive; and a rotation rate control means 12 16 for executing control so as to adjust an engine speed to a low rotation rate NS, lower than a minimum rotation rate (hereafter referred to as a low idle rotation rate NL) at which the hydraulic actuator 5 can still be driven, at least when the disallowed drive detection means 14 detects that the drive disallowing means 3 is disallowing the drive.",
  "title": "Engine control device for work vehicle"
}