Patent ID: 8251026

Claim:
A variable valve actuator, which presses rocker arms using force transmitted from a drive cam to open and close valves of an engine, comprising: a swing arm, which is pivotably coupled to the engine on a first side thereof; at least two pressing means, which come into contact with the rocker arms on first sides thereof, are pivotably coupled to a second side of the swing arm on second sides thereof, and press the rocker arms when a fixed point of the at least two pressing means is pressed by the drive cam wherein a position of a contact point between the pressing means and the drive cam is adjustable, wherein the swing arm includes a pivoting bar that is pivotally coupled to the engine and the at least two pressing means; and a swing shaft located substantially below the second side of the swing arm, and a first side of a swing cam coupled to the swing shaft and pushing up the second side of each pivoting bar according to a rotating angle of the swing shaft which is regulated by a signal of a controller.