Patent ID: 7398646

Claim:
A hydraulic stabilizing device for vehicles, having an actuator that is selectively acted on in opposite directions with a switching device, which is switched between a direct pass-through position and a crossed-over pass-through position, and, in series with the switching device, a switching apparatus, which is switched between a pass-through position and a blocking position as its basic position, located in the connection of connection lines to a pressure source and a reservoir, wherein the switching apparatus ( 18 ) comprises two separate switching valves ( 20 , 21 ) which are arranged in parallel with one another and of which one switching valve ( 20 ) has a blocking position and a direct pass-through position and the other switching valve ( 21 ) has a blocking position and a crossed-over pass-through position, wherein said device is a roll stabilizing device and wherein the actuator is assigned to an axle of a vehicle and said connection lines open out on its acted-on sides corresponding to the opposite directions.