CONTINUOUS VARIBLE VAVLE DURATION APPARATUS AND ENGINE PROVIDED WITH THE SAME

摘要

The present invention relates to a continuously variable valve duration apparatus capable of varying a duration of opening and closing a valve, comprising: a cam shaft installed on a cylinder head; a plurality of wheels installed on the cam shaft, having a wheel key, and provided to correspond to each cylinder; a plurality of cam parts having a cam and a cam key, allowing the cam shaft to be inserted therethrough, allowing the cam to have a phase relatively varied with respect to the cam shaft, and provided to correspond to each cylinder; a plurality of inner brackets connected to each wheel key and each cam key; a plurality of slider housings allowing each inner bracket to be rotatably inserted and provided to be movable in a vertical direction of an engine; a guide shaft connecting the plurality of slider housings; and a controller adjusting a rotation center position of each inner bracket by moving a position of the guide shaft.