Die Erfindung betrifft eine von einem elektronischen Steuergerät (40) steuerbare elektromagnetische Ventilanordnung (38) zur Steuerung einer Schleppachse (26), wobei die Schleppachse an einem mehrachsigen Anhängefahrzeug (6) in Vorwärtsfahrtrichtung gesehen vor oder hinter einer Hauptachse (22)…
A levelling valve assembly (200) for an air suspension system of a heavy vehicle is provided, including an air valve (240) configured to allow air to either enter or escape from an air spring based on a position of a control arm (248) of the air valve, and including a linkage rod assembly (260)…
Die Erfindung betrifft eine Ventileinrichtung (10), insbesondere für ein Fahrzeug, die ein Gehäuse (12) mit einem ersten Ventil (14) umfasst, wobei das Gehäuse einen Drucklufteinlass (1), einen Druckluftluftauslass (2) und einen Entlüftungsauslass (3) aufweist und das Ventil (12) einen Kolben (18)…
Die Erfindung betrifft eine Ventileinrichtung (100), sowie ein Fahrzeug mit einer Luftfederungseinrichtung, die eine derartige Ventileinrichtung aufweist. Die Ventileinrichtung (100) umfasst hierbei ein Gehäuse (102) mit einem ersten Ventil (110) und einem zweiten Ventil (111), wobei das Gehäuse…
Die Erfindung betrifft eine Ventileinrichtung (10), umfassend ein erstes Ventil (14) und ein zweites Ventil (15). Jedes der Ventile umfasst einen Kolben (18, 19), wobei der Kolben (18) des ersten Ventils (14) ein erstes Kontaktelement (32) aufweist und der Kolben (19) des zweiten Ventils (15) ein…
The present disclosure relates to an air supply control arrangement for a heavy-duty vehicle including a lift axle which comprises a brake chamber. The air supply control arrangement includes a control valve and a lever. The control valve has a closed first state in which pressurized air along an…
The inventions relates to a suspension control valve arrangement for a pneumatic suspension system of a commercial vehicle, said suspension control valve arrangement comprising: a supply port to be connected to a supply pressure, a delivery port to be connected to a suspension bellows of the…
The invention relates to a method for controlling a flow from a source of pressurized air to an air bag of a pneumatic suspension arrangement in a vehicle. The method comprises obtaining a set of vehicle condition signals comprising at least two vehicle condition signals, each vehicle condition…
A pneumatic automotive height adjuster assembly provides at least one bag removably connected to a vehicle having a frame. The at least one bag is configured to adjust a height of the frame. An air supply line has a supply end and a discharge end. The discharge end is in fluid communication with…
Example illustrations are directed to a suspension system for a vehicle, which includes a controller configured to determine a roughness of a ground surface associated with the vehicle. The controller may be further configured to determine a height adjustment parameter for the suspension system…
A method and system for adjusting height and damping force, the method comprising: between a first connection part () and a second connection part (), arranging a pneumatic valve (), an air spring (), an adjustable damper () and a damping force adjustment device () used for adjusting the damping…
A suspension system (vehicle) includes: an air suspension that is inserted between a vehicle body and each of wheels and that is capable of extending and contracting by means of pressure of working fluid; a compressed air control unit that controls the working fluid; an electric power supplier that…
An air suspension apparatus includes a compressor configured to compress air, a tank configured to store the air, a tank-side suction conduit configured to supply the compressed air in this tank to an intake side of the compressor, a tank conduit connecting a discharge side of the compressor and…
An air suspension system includes: an air suspension interposed between a vehicle body and an axle to adjust a vehicle height according to supply and exhaust of air; a compressor that compresses air; a tank that stores the air compressed by the compressor; and an air dryer provided on an ejection…
An air suspension system includes an air supply system block including one or more air spring valves, where the one or more air spring valves are disposed within the air supply system block, the air supply system block having a valve block housing. The system further includes the air supply system…
A suspension system is provided comprising at least one ride height valve, when engaged, that allows an air flow to engage a hydraulic control valve such that it initiates either extension or retraction of a hydraulic piston from a cylinder. Extension or retraction of the hydraulic piston causes a…
A suspension control valve arrangement for a pneumatic suspension system of a commercial vehicle includes a supply port, a delivery port, an exhaust port, a service valve arrangement, and an operation control mechanism () for switching the service valve arrangement into one of the following normal…
An apparatus and method for controlling an air suspension of a vehicle are disclosed. The apparatus includes a compressor configured to supply compressed air, a reservoir configured to store compressed air supplied from the compressor and to supply the stored compressed air to the air suspension…
A method and system for operating pneumatic suspension system including a plurality of air springs changing a ride height of the motor vehicle by the supply and extraction of compressed air, at least two first axle air springs, and two second axle air springs, an air spring valve, a first and…
An air management system for a vehicle having a supply tank, a system controller integrated with the supply tank, a first pneumatic circuit pneumatically connected to the system controller, and a second pneumatic circuit pneumatically connected to the system controller. The system controller…
A control system for a suspension height adjustment mechanism of a vehicle. The suspension height adjustment mechanism comprises a front suspension height adjustment mechanism at a front end of the vehicle and a rear suspension height adjustment mechanism at a rear end of the vehicle. The control…
An air suspension system and a method of controlling the same. The air suspension system includes air springs, each having a first input port, the air springs adjusting heights of left and right front and rear wheels, a data collection unit configured to receive data regarding a vehicle state, a…
The present disclosure relates to an apparatus and method for controlling a lift axle of a vehicle. To assist with braking according to an operation of a forward collision avoidance (FCA) system by using the lift axle in an emergency braking situation, the vehicle lift axle control apparatus…
A system, apparatus and method for controlling the height of a frame of a self-propelled high ground clearance, agricultural product applicator above a ground surface utilize a trailing link suspension system including an extensible air strut, for connecting ground engaging wheels of the applicator…
An apparatus for controlling an electro-pneumatic leveling valve (50) by a control signal (60) is characterized by a generator module (110). The leveling valve (50) comprises a magnet (55) with an armature (57), wherein in response of receiving the control signal (60) the armature (57) is movable…
The invention relates to a raise-lower valve unit (1) for an air suspension system of a commercial vehicle. In such raise-lower valve units (1), locking of a RAISE and/or LOWER position is accomplished via a locking or locking device (1), in which a locking or locking element (51) engages in a…
A trailer vehicle function control system comprising an electronic control unit, which electronic control unit is provided with a standards compliant communications interface adapted to communicate wirelessly with a remote electronic device. The communications interface is adapted to actuate…
The pneumatic spring valve (33) has a valve housing (13), and a connector (19) for the entry of compressed air. A height limit module (35) is connected with the valve housing. The connectors (18,28) are arranged at height limit module for entry and exit of compressed air with respect to height…
The system (1) has a level control valve unit (4) and a manually actuatable lifting and lowering valve unit (5) interposed in pneumatic series connection between pressurized air sources (2) i.e. container (3), and pneumatic spring bellows (6a, 6b). The lifting lowering valve unit is switched back…
The air-suspension system (1) has a lift-lower valve assembly (3) having lifting-lowering valves (7a,7b), and a level control valve assembly (4) comprising electro-pneumatic servo valves (38a,38b). The lifting-lowering valves and electro-pneumatic servo valves are arranged in parallel line branches…