Patent ID: 7267404
Filing Date: 2007-09-11
Classification: B60N,F16K,Y10T

Abstract:
1. A device for controlling a fluid volume in shape changing elements of vehicle seats, comprising a sliding valve connectable with a fluid pressure source and with shape changing elements for filling the shape changing elements with fluid and discharging fluid from the shape changing elements, said sliding valve having a housing provided with connecting openings for a corresponding one of the shape changing elements and a control slider movable in said housing relative to said connecting openings, said control slider having at least one control opening cooperating with said connecting openings and at least one connecting passage which opens in said control opening and is loadable with fluid from the fluid pressure source, said control slider being formed as an axial slider which is guided in said housing, said axial slider having an axial displaceable slider head provided with said at least one control opening and said at least one connecting passage and a slider rod rigidly connected with said slider head for axial displacement of said slider head, and said connecting openings in a sliding direction of said slider head being arranged in a row at a distance one after the other.