Continuous variable valve lift device

A continuous variable valve lift device, comprising:

• a rocking cam having a rolling face contacting a rocker arm formed to press the rocker arm when pivoted;
• a rocking roller disposed above a drive cam and in rolling contact with an outer circumference of the drive cam;
• a control apparatus, which adjusts a relative position of the rocking roller as it rolls along the outer circumference of the drive cam;
• and
• a rocking apparatus, which pivots the rocking cam according to a position of the rocking roller such that a position where the rocker arm is contacted with the rolling face is changed depending on the position of the rocking roller,
• wherein the drive cam is configured to be able to be rotate around the control apparatus.