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Servo valve for a hydraulic auxiliary power guide of a vehicle comprises a centering device formed by a first centering element with slanted surfaces connected to a first valve element and a second centering element
Servo valve for a hydraulic auxiliary power guide of a vehicle comprises a centering device formed by a first centering element with slanted surfaces connected to a first valve element and a second centering element
Servo valve comprises a centering device (6) formed by a first centering element (7) with slanted surfaces (8) connected to a first valve element (2) and a second centering element (9) with or without slanted surfaces. A rolling body (11) is arranged between the slanted surfaces of the centering elements. The centering elements are held against each other by a spring (12). Preferred Features: The first valve element is a rotary disk valve (13) and the second valve element is a control bushing (14) arranged coaxial to the rotary disk valve. The first centering element is fixed to a retroactive piston (15) of the servo valve.
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