Continuous variable valve timing apparatus and engine provided with the same

A continuous variable valve timing apparatus comprising:

• a camshaft;
• a cam device on which a cam is formed respectively and of which the camshaft is inserted thereto, wherein a relative phase angle with respect to the camshaft is variable;
• an inside bracket configured to transmit rotation of the camshaft to the cam device;
• a lifter in which the inside bracket is rotatably inserted therein and on which a cylinder opening and a shaft opening are formed thereon;
• a control shaft parallel to the camshaft and to which a control rod, inserted into the shaft opening, is eccentrically formed;
• a control cylinder on which a control rod opening where the control rod is inserted therein is formed and inserted into the cylinder opening;
• a guide portion guiding movement of the lifter;
• and
• a controller selectively rotating the control shaft, wherein the lifter is configured to move,
• wherein first and second sliding openings are formed at the inside bracket,
• wherein a slider pin connected to the camshaft is rotatably inserted into the first sliding opening,
• wherein cam key is formed at the cam device, and
• wherein a cam key pin is rotatably inserted into the second sliding opening, wherein a cam key opening is formed on the cam key pin, and the cam key is slidably inserted into the cam key opening.