Abstract: A spring seat, in particular a spring plate for a vibration damper, in particular a vehicle vibration damper, in particular a spring plate for a level adjustment device, in particular a vehicle height adjustment device, may include a spring retaining ring with an internal cross section or an internal cross-sectional area. The spring seat may also include a spring element configured to reduce the internal cross section of the spring retaining ring. The spring element may be configured such that a reduction of the internal cross section is configured to occur in a radial direction. The spring element may further include a tensioning element configured to adjust a spring tension of the spring element.

Abstract: A vibration damper for a vehicle includes a damper tube, a working piston and a rebound stop arrangement. The damper tube is filled with hydraulic fluid. The working piston is connected to a piston rod and is arranged such that it can be moved within the damper tube. An interior space of the damper tube is divided by way of the working piston into a first working space and a second working space. The rebound stop arrangement includes an additional piston (30) which is attached to the piston rod and encloses the piston rod concentrically. A sleeve-shaped rebound stop receptacle is attached to the damper tube for receiving the additional piston in the rebound stage. The rebound stop arrangement has a spring element which is arranged at least partially within the rebound stop receptacle. The spring element is fastened to the additional piston.

Abstract: The present disclosure relates to a vibration damper for a vehicle, comprising a damper tube filled with hydraulic fluid, a working piston, which is connected to a piston rod and is arranged movably back and forth within the damper tube. An interior of the damper tube is divided by the working piston into a first working chamber and a second working chamber, a closure package, which closes off the damper tube fluid-tightly on the piston rod side, an adapter, which is fitted inside the damper tube and is intended for attaching a damping valve device, and a compression stop assembly with an auxiliary piston, which is arranged axially movably within the damper tube. The auxiliary piston is arranged between the adapter and the end of the damper tube away from the piston rod.

Abstract: A damper device may include a damper tube and a backpack valve arrangement. The damper tube comprises an outer wall with a first passage opening. The backpack valve arrangement may be arranged in a backpack housing, and the backpack housing may have a second passage opening. The first passage opening and the second passage opening may be connected via a first duct of a connecting element. The damper tube may have a main extension axis, and the first and second passage openings may be offset from one another in a direction of the main extension axis. In some cases the connecting element is non-integral with the damper tube, and the connecting element is non-integral with the backpack housing.

Abstract: A non-return valve for a vibration damper having a valve body having at least two control edges which are offset from one another in terms of height and at least one flow channel formed between the control edges, at least one cover disc, which covers the flow channel in a shut-off state of the non-return valve and at least one spring element lying against the cover disc, wherein the spring element elastically deforms the cover disc from the first, in particular higher, control edge in such a way that the cover disc lies sealingly against the second, in particular lower, control edge.

Abstract: A controllable vibration damper with damping force control may include a damper tube housing that is filled with damping medium. The controllable vibration damper may also include a damping valve element that is structurally and fluidically connected to the damper tube housing for damping force control. The damping valve element may be configured as a pilot-controlled pressure-limiting valve having a pilot valve. Further, a two-stage pre-throttle valve assembly placed in front of the pilot valve. The damping valve element may be arranged internally with respect to the damper tube housing in some cases. In other cases, the tamping valve element may be arranged externally with respect to the damper tube housing.

Abstract: A vibration damper, for a vehicle, including an outer tube and an inner tube which is arranged coaxially with respect to the former, a compensation space for receiving hydraulic fluid being configured between the outer tube and the inner tube, and a working piston which is connected to a piston rod and is arranged such that it can be moved within the inner tube, the interior space of the inner tube being divided by way of the working piston into a first working space and a second working space, a plurality of flow elements which each have a pin-shaped region which extends in the radial direction being arranged within the compensation space.

Abstract: A vibration damper with amplitude-dependent damping, with a cylindrical compensation space attached fluidically, in parallel to the vibration damper and is split by way of a displaceable separating piston, the vibration damper comprising a working piston, the working piston being received displaceably in a damper tube, the working piston dividing the damper tube into a first damping space and a second damping space, the separating piston being received axially displaceably in the compensation space, the separating piston dividing the compensation space into a first part space and a second part space, the first part space being connected fluidically to the first damping space, the second part space being connected fluidically to the damping space, the vibration damper being equipped with a throttle device for influencing the fluid flow between the first part space and the first damping space and/or between the second part space and the second damping space.

Abstract: A multi-tube vibration damper having adjustable damping force for a vehicle, including a damper inner tube that is filled at least partially with damping medium and has a damper inner tube wall, a damper outer tube having a damper outer tube wall, wherein the damper outer tube is arranged coaxially around the damper inner tube, and a compensation chamber is formed between the damper outer tube and the damper inner tube; a damping module having a connecting piece, wherein the damping module is arranged on the outside of the damper outer tube wall, and the connecting piece runs fluid-tightly from the damping module through a damper tube outer wall opening for fluid connection between the working chamber remote from the piston rod and the damping module and opens fluid-tightly into a damper tube inner wall opening.

Abstract: The present disclosure relates to a vibration damper with adjustable damping force, comprising an inner cylinder with at least one working chamber which exhibits a flow connection to a damping-valve device, wherein the damper-valve device is arranged outside of an outer cylinder, wherein the flow connection has been realized in a component that is separate from the inner cylinder, wherein the separate component is constituted by a pressure-stage adapter which constitutes a part of the working chamber and which exhibits a coupling to the damping-valve device, wherein a base piece is arranged at the end of the inner cylinder, wherein the pressure-stage adapter and the base piece have been combined to form a pressure-stage adapter device.

Abstract: The disclosure relates to a vibration damper for a vehicle, comprising an outer tube and an inner tube which is arranged coaxially relative thereto, wherein between the outer tube and the inner tube a compensation chamber for receiving hydraulic fluid is formed, and a working piston which is connected to a piston rod and which is arranged so as to be able to be moved back and forth within the inner tube, wherein the inner space of the inner tube is divided by the working piston into a first working chamber and a second working chamber, wherein in the compensation chamber there is arranged a calming element which is fitted so as to be able to be moved in an axial direction inside the compensation chamber.

Abstract: The present disclosure relates to a vibration damper for a vehicle comprising: an external tube and an internal tube which is arranged coaxially relative thereto, wherein a compensation chamber for receiving hydraulic fluid is formed between the external tube and the internal tube, and a working piston which is connected to a piston rod and which is arranged so as to be movable back and forth inside the internal tube, wherein the internal space of the internal tube is subdivided by the working piston into a first working chamber and a second working chamber, a central tube which is arranged inside the compensation chamber and which is attached to the internal tube, wherein the central tube has a tubular element and a helical element which is connected to the tubular element.

Abstract: A vibration damper for a vehicle may include an outer tube, a middle tube, and an inner tube arranged coaxially. A seal receiving element may be arranged between the inner tube and the middle tube on each side of a middle tube opening facing towards tube ends of the middle tube. A radially encircling sealing element may be arranged in the seal receiving element, and the sealing element may seal the middle tube compensation space relative to the outer tube compensation space at least with respect to damping medium. The seal receiving element may be configured at least partially as a coating element. The coating element may be disposed on the inner tube or the middle tube in a substance-to-substance bonded manner.

Abstract: A controllable vibration damper includes a damping force control system, having a damper housing tube. The damper is at least partially filled with a damping medium. A damping valve for damping force control is arranged on and fluidly connected to the damper housing tube. The damper housing tube has an inner tube, which is inserted into the tubular damper housing via a bottom valve element. The vibration damper has a piston rod, which can be moved longitudinally in the inner tube and has a working piston.

Abstract: A hydraulic vibration damper may include inner and outer tubes filled with damping liquid, a piston rod projecting axially out of the inner tube and movable in rebound and compression directions, a sealing and guide pack that sealingly closes an end of the outer tube and guides piston rod movement, a working piston for producing damping forces that is fastened to the piston rod and is guided on an inner lateral surface of the inner tube and subdivides the interior of the inner tube into a piston rod-side and piston rod-remote working spaces. The vibration damper has rebound and compression stops. In the piston rod-remote working space, a compression stop, starting from a predetermined retraction travel of the piston rod, may produce a travel- and speed-dependent compression stop force.

Abstract: The invention relates to a vibration damper for a motor vehicle comprising an inner tube, an outer tube and at least one compensating chamber, which is formed between the inner tube and the outer tube and comprises at least one gas bag, which is arranged in the compensating chamber, wherein the compensating chamber is fluidically connected to at least one working area of the inner tube filled with a hydraulic fluid, wherein at least one guide element is provided, which deflects a flow of the hydraulic fluid during a rebound stage or a compression stage in such a way that the gas bag is indirectly subjected to flow. Furthermore, the invention relates to a motor vehicle.

Abstract: A vibration damper for a motor vehicle includes an outer tube and an inner tube arranged coaxially within the outer tube. A guide unit closes the outer tube and the inner tube in each case at a first end. A bottom unit has a bottom valve. The bottom unit is arranged at a second end of the inner tube. The outer tube and the inner tube are deformed plastically, such that the guide unit is connected in a positively locking manner to the outer tube and the inner tube, and the inner tube being deformed plastically, such that the bottom unit is connected in a positively locking manner to the inner tube, and/or the outer tube and the inner tube is connected in an integrally joined manner to the guide unit, and the inner tube being connected in an integrally joined manner to the bottom unit.

Abstract: A spring seat, in particular a spring plate for a vibration damper, in particular a vehicle vibration damper, in particular a spring plate for a level adjustment device, in particular a vehicle height adjustment device, may include a spring retaining ring with an internal cross section or an internal cross-sectional area. The spring seat may also include a spring element configured to reduce the internal cross section of the spring retaining ring. The spring element may be configured such that a reduction of the internal cross section is configured to occur in a radial direction.

Abstract: An adapter piece may be employed to connect a damper tube and an air spring piston in a non-positive manner. The adapter piece may comprise a spring region. The adapter piece may also include a first ring region and a second ring region, and the spring region may be positioned between the first ring region and the second ring region. Further, an air spring damper system may utilize the spring region of such an adapter piece to connect a damper tube and an air spring piston in a non-positive connection. The damper tube may include a bulge with a supporting element positioned on the bulge. The adapter piece may lie on the supporting element.

Abstract: A decoupling bearing for a suspension strut or a pneumatic suspension strut may include a suspension strut cup and a connecting element that can be connected to a vehicle body. A damping element may be arranged between the suspension strut cup and the connecting element. The suspension strut cup may be connected to the connecting element by the damping element. Further, the damping element may be adhesively bonded to the connecting element and the suspension strut cup in a force-transmitting manner, and/or the damping element may be adhesively bonded to the connecting element and an intermediate element in a force-transmitting manner. The intermediate element may be connected to the suspension strut cup.