Patent ID: 7810884
Filing Date: 2010-10-12
Classification: B60N

Abstract:
1. Vehicle seat with a height-adjustable seat frame which comprises at least two seat frame parts which can move relative to one another and at least one fluid spring, arranged on the seat frame parts for height adjustment purposes, with at least one control device which is provided for influencing the fluid spring and which comprises at least one valve device with control valves which is attached to the first seat frame part and is designed to control fluid flows for the fluid spring, and also a control element which is provided on the second seat frame part and is designed to actuate the control valves, so that a height adjustment or damping oscillatory movement of the vehicle seat is ensured, characterised in that the valve device comprises an internally cylindrical component with at least one rod element arranged displaceably therein as a control element, wherein at least one fluid intake and discharge opening of the rod element can selectively be assigned to one of the control valves by a relative displacement of the cylindrical component and the rod element with respect to one another.