Patent ID: 6612321
Filing Date: 2003-09-02
Classification: B62D,F15B,F16F,Y10T

Abstract:
A damping valve for a pressure medium actuated operating circuit of a steering system for a motor vehicle, comprising:a housing; a first flow-through channel disposed between two pressure medium connections; a counter-contour; and a flat spring element configured to vary a cross-section of the first flow-through channel; wherein the spring element includes at least one central bore hole, a first one of an inner contour and an outer contour of the spring element axially movable inwardly in accordance with a first direction of flow, a second one of the inner contour and the outer contour of the spring element axially movable outwardly in accordance with a second direction of flow opposite the first direction of flow, the counter-contour including at least one bypass bore hole configured to permit the pressure medium to bypass the spring element, the at least one bypass bore hole providing a second flow-through channel between the two pressure medium connections.