A suspension arrangement for a vehicle, in particular a commercial vehicle, with a base and a body, includes at least one spring, at least one damper and at least one inerter. The at least one first spring, the at least one damper and the at least one inerter are each connected on the one hand to…
A displacement system for a towed vehicle intended to be pulled by a traction vehicle, the displacement system comprising: a series of front wheels adapted to be mounted on a front section of a chassis of the towed vehicle; a series of rear wheels adapted to be mounted on a subsequent section of…
An integrated ride height system is provided wherein the system is configured couple to a vehicle. The system includes a coilover shock absorber and a hydraulic preload cylinder coupled to a shock body of the coilover shock absorber. The hydraulic preload cylinder engages an end of a coil spring of…
The invention relates to an active spring unit for the sprung mounting of a wheel suspension element relative to a vehicle body. To provide an optimized active wheel suspension that is designed both for fast and for slow adjustments, provision is made according to the invention whereby the active…
The invention relates to a motor-pump unit (1) for providing hydraulic energy, in particular in a chassis system (50) of a vehicle, wherein an electronics unit (10) comprises a power circuit board (12) with power electronics and a signal circuit board (11) that is preferably structurally separate.
A semi-active anti-yaw damper (100), a damping system and a vehicle are provided. When a piston (2) of the semi-active anti-yaw damper (100) reciprocates in the hydraulic cylinder (1), an interior of the hydraulic cylinder (1) is divided into two cylinder blocks (PA, PB). The semi-active anti-yaw…
A fluid pressure shock absorber mounted on a vehicle includes: a cylinder tube; a rod inserted into the cylinder tube so as to be movable back and forth; a piston connected to the rod and dividing an interior of the cylinder tube into a bottom-side chamber and a rod-side chamber; a damping valve…
A fluid system for a vehicle, preferably for a vehicle chassis, includes: a pump for delivering a fluid, wherein the pump has a first fluid connection and a second fluid connection, an actuator which can be connected to the first fluid connection in a fluid-communicating manner via an actuator…
A vehicle suspension system for vehicle height adjustment comprises: a damper for adjusting a height of a vehicle with neutral pressure by driving a piston up and down in a space inside a damping cylinder in which fluid is accommodated to a pressurization region in a pressurization direction and a…
A decoupling carrier for an electro-hydraulic unit for a chassis of a motor vehicle. The decoupling carrier includes (i) at least one damper receptacle, which can be connected to an electro-hydraulic unit in a force-transmitting manner; (ii) a damper body for each damper receptacle; and (iii) a…
A method of controlling a hydraulic actuator of an active spring damper element in a vehicle for damping a relative movement between a vehicle structure and a wheel suspension. A hydraulic arrangement is provided for controlling the hydraulic actuator, which includes a hydraulic pump and at least…
A vehicle height control device applied to a vehicle equipped with a wheel that is rotatably supported about a rotational axis and has a tire, and a drive system that drives the wheel via a transmission by an engine, in which a suspension arm is arranged between a wheel carrier and a vehicle body…
The present disclosure relates to a hydraulic active suspension flow control system. The system includes a hydraulic oil tank (1), a variable displacement pump (2) with an oil suction port communicating with the hydraulic oil tank (1), and a check valve (4), a servo valve (8) and a suspension…
A work vehicle includes a vehicle body, running gear to cause the vehicle body to travel, a height adjuster to change a height of a center of gravity of the vehicle body, and a controller configured or programmed to, in accordance with at least one of a turning radius and an angular velocity of the…
A powered bleed adjuster is disclosed. The powered bleed adjust includes a barrel valve located at least partially within a bleed fluid pathway of a shaft. The barrel valve includes an internal fluid path formed along a longitudinal axis of the barrel valve, an opening of the internal fluid path at…
In a truck crane, in a state where an air suspension is in an exhaust state and a locking member is not in a locked position, a control unit restricts a movement of a front outrigger and a rear outrigger to a ground contact position, and in a state where the air suspension is in the exhaust state…
Embodiments of this application provide a vehicle, a control method for a vehicle suspension, and a related device. The vehicle includes a first component, a second component, and a vehicle suspension. The vehicle suspension is located between the first component and the second component. The first…
A hydraulic life actuator for adjusting a height of a vehicle includes: a damper tube including a closed end; a damper rod protruding from the damper tube opposite the closed end; a sliding spring seat disposed annularly around the damper tube and configured to engage a coil spring; a support…
A hydraulic lift actuator for adjusting the height of a vehicle includes: a top mount plate configured for attachment to a chassis element; a hydraulic cylinder having a tubular wall and an end cap, together defining an interior chamber; a piston rod extending axially into the interior chamber; a…
A method to control, while driving along a curve, a road vehicle (1) with a variable stiffness and with rear steering wheels (3). The method comprises the steps of: determining an actual attitude angle (β) of the road vehicle (1); establishing a desired attitude angle (βTGT); determining an actual…
A system for vehicle load management including a processor and a memory in communication with the processor and including instructions that, when executed by the processor, cause the processor to receive a first indicator signal from a first sensor. The instructions further cause the processor to…
A vehicle-mounted motion simulation platform based on active suspension and a control method thereof is provided. The vehicle-mounted motion simulation platform includes a vehicle body, a motion simulation platform fixedly connected to the vehicle body, an upper computer for posture control, a…
A leaf spring suspension includes a knuckle having a wheel to be coupled thereto, a fixed frame positioned on a vehicle body and coupled to the knuckle through a trailing arm, a leaf spring having a first end portion coupled to the knuckle and having a second end portion having a variable support…
The application discloses a Drop Deck Trailer having a pivoting axle system that allows the deck of the trailer to be incrementally lowered to the ground. When coupled to a tow vehicle, the partially lowered deck becomes a ramp to load and unload a vehicle. The unloaded trailer can be backed into a…
A hydropneumatic suspension system for vehicles, at least consisting of an axle suspension () and a cabin suspension (), which for supplying them with pressurized fluid, can be connected to a pressure supply source, is characterized in that both the axle suspension () and the cabin suspension ()…
A system for grading filling of a suspension system includes: a pump control module configured to, during first and second periods, operate an electric pump of the suspension system in first and second directions and decreasing and increasing hydraulic fluid pressure within the suspension system…
A suspension system and associated control methods that reduce temperature related fluctuations in the internal pressures and stiffness of the suspension system. A manifold assembly is connected in fluid communication with a plurality of dampers via hydraulic circuits and a pump assembly via a pump…
A damper system for changing a ground clearance of a vehicle, including a main damper having a main damper chamber and a main damper piston movably arranged in a main damper tube and a spring assembly. The spring assembly includes a spring, a lower spring seat, and an upper spring seat. The spring…
The suspension device for vehicles includes: an electric damper which operates by electricity; a fluid pressure damper which operates by hydraulic pressure; a road-surface state detector which detects a road-surface state ahead of a tire of a vehicle; and a controller which causes at least one to…
A method for analyzing and managing a vehicle load carried by a vehicle, the vehicle having a fluid suspension system, the method including sampling, at a manifold of the fluid suspension system, a set of fluid pressure corresponding to a set of fluid springs of the fluid suspension system, wherein…