A CAM DEVICE WITH A SHAPE BEING DEFORMABLE AND/OR REMOVABLE BY MEANS OF A FLUID UNDER PRESSURE FOR VARYING THE PHASING OF ENGINE VALVES

摘要

The device according to the present invention comprises a kind of cam with a shape being deformable and/or removable by means of a fluid under pressure, that allows the variation in advance or in delay of the opening and/or of the closing of each valve of an internal or not internal combustion engine. The working of the device according to the present invention is based on the effects performed by a fluid under pressure - acting inside a cam - obtains onto the structure of a cam in its whole or onto elastic elements placed in co-action with the same.