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(11) | EP 1 275 826 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Control apparatus and method of variable valve event and lift mechanism |
(57) 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. |