{
  "$type": "site.standard.document",
  "description": "In a variable valve event and lift mechanism that rotates a control shaft (16) by a motor to successively vary a valve event and a valve lift amount of engine valves (12), a VEL control unit integrally provided with an angle sensor (104) that detects a rotation angle of the control shaft, is…",
  "path": "/patents/1099051",
  "publishedAt": "2003-01-15T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01L13/0026",
    "UNISIA JECS CORP [JP]"
  ],
  "textContent": "In a variable valve event and lift mechanism that rotates a control shaft (16) by a motor to successively vary a valve event and a valve lift amount of engine valves (12), a VEL control unit integrally provided with an angle sensor (104) that detects a rotation angle of the control shaft, is disposed and a signal of a target rotation angle of the control shaft is output to the VEL control unit from an engine control unit, so that the VEL control unit feedback controls the motor.",
  "title": "Control apparatus and method of variable valve event and lift mechanism"
}