The changing device (1) is provided with a drive element (4) propelled by a sprocket (3), where two hydraulic chambers are formed between the drive element and the camshaft (2). The hydraulic chambers are impinged with a compressed fluid. The sprocket form...

The device for the changing of the timing of gas exchange valves of an internal combustion engine comprises a hydraulic adjusting device with two opposite acting pressure chambers, and a control valve (103) consisting of a valve component (114) and operati...