Patent ID: 8182038
Filing Date: 2012-05-22
Classification: B60N,Y10T

Abstract:
1. An apparatus for use in a pneumatic suspension system of a vehicle seat that is spring-mounted relative to a vehicle body part, the vehicle seat having a seat part movable relative to a base frame and which is adjustable by a movement of the seat part relative to the base frame, comprising: a control device for controlling the pneumatic suspension system; and at least one directional-control valve, arranged in the region of the seat part of the vehicle seat, which is pneumatically connected to the control device, wherein the directional-control valve has an open state allowing discharged air flow and a closed state restricting discharged air flow, wherein the directional-control valve is in the open state after a downward movement of the seat part brought about as a result of seat occupancy, and wherein the directional-control valve comprises a retractable and extendable slide, the distal end of which makes contact with the seat part in the open state of the directional-control valve.