Abstract: A rubber sheet includes: a main body formed into an arc shape or an annular shape; a seating portion formed into a groove shape at the main body, a coil spring being configured to be seated on the seating portion; and a deformation restricting portion formed to project outside in a radial direction from an outer periphery of the main body at a position, on which a terminal portion of the coil spring is seated, of the main body, the deformation restricting portion being configured to restrict deformation of the main body.

Abstract: [Problem] To provide a vehicle suspension arm including components having simple shapes, being reasonably reduced in size and weight, and capable of being manufactured at low cost. [Solution] In formation of a lower arm 2 for vehicle suspension, an arm body 10 includes a pair of side plates 11 opposed to each other, a bottom plate 12 formed integrally to connect the side plates 11, and a spring receiving seat member 13 attached to the side plates 11, wherein the side plates 11 are arranged to extend within a lower surface area R of the spring receiving seat member 13.

Abstract: The invention relates to a one-shell spring suspension arm formed of sheet metal for a wheel suspension of a motor vehicle, including a first end section for connection to a chassis carrier, a second end section for wheel-side connection, and a width-expanded section for supporting a spring, which is arranged between the two end sections and defines a trough having upwardly projecting flanks. In order to enable optimized wheel suspension by distributing the forces and torques to spatially distanced connections, or articulated-connection points, while achieving a relatively low component weight and favorable manufacturing costs, the invention provides that a spiral is integrally formed in the width-expanded section of the spring suspension arm as a spring seat and that a connection section for connecting a shock absorber is formed between the spiral and the second end section.

Abstract: The invention relates to a one-shell spring suspension arm formed of sheet metal for a wheel suspension of a motor vehicle, including a first end section for connection to a chassis carrier, a second end section for wheel-side connection, and a width-expanded section for supporting a spring, which is arranged between the two end sections and defines a trough having upwardly projecting flanks. In order to enable optimized wheel suspension by distributing the forces and torques to spatially distanced connections, or articulated-connection points, while achieving a relatively low component weight and favorable manufacturing costs, the invention provides that a spiral is integrally formed in the width-expanded section of the spring suspension arm as a spring seat and that a connection section for connecting a shock absorber is formed between the spiral and the second end section.

Abstract: One variation includes a top mount, integrated housing and spring bearing.

Abstract: A spring shock absorber unit for adjusting the elevation of a vehicle, including an oscillation absorber, a support spring to absorb shocks impacting the vehicle, an upper spring seat at which the support spring is supported, an adjustment device for adjusting the height of the upper spring seat with an actuator and an adjustment mechanism configured to convert the rotary motion generated by the actuator into a translational motion of the upper spring seat, an axial bearing for supporting the spring shock absorber unit, particularly the upper spring seat and/or a piston rod at a body of a vehicle, optimal utilization of the space available shall be possible in spite of a plurality of functional elements. The adjustment mechanism can additionally serve the function of an axial bearing.

Abstract: A control arm for a vehicle suspension is provided. The control arm includes a control arm body having a connector for attachment to a wheel assembly, a horizontal bushing for coupling the control arm with a vehicle frame and a vertical socket for also coupling the control arm with a vehicle frame. The vertical socket has a housing which is press fit into an opening of the control arm body and a stud which extends through the housing for engagement with the vehicle frame. A bearing is positioned within the housing between the housing and the stud. The stud has a rounded outer surface, and the bearing has a rounded inner surface for allowing rotational movement of the bearing and housing relative to the stud. A retainer member is in engagement with the housing and the bearing for retaining the bearing in the inner bore of the housing.

Abstract: Vehicle suspension assemblies including air spring assemblies and components of the vehicle suspension assemblies are described. A vehicle suspension assembly that is attachable to a pair of vehicle frame rails includes a pair of support beams and a cross member, such as a cross tube, extending between and connected to the pair of support beams. Each support beam includes a locator-tab and each air spring assembly includes a locator-tab-slot for receiving a locator-tab of a support beam. The cross tube is fastened to the air spring assembly via a retention strap that wraps around portions of the cross tube. The locator-tabs and locator-tab-slots may be operable, alone or in combination with the retention strap, as a lateral restraint. In this regard, the lateral restraint may restrain the air spring from moving in a lateral direction between two frame rails to which the vehicle suspension assembly attaches.

Abstract: Systems and methods for weight transfer in a vehicle are provided. One system includes a plurality of springs and a plurality of movable spring seats configured to adjust a length of the plurality of springs. Additionally, an electromechanical actuator is provide that is connected to the plurality of movable springs and configured to move the movable spring seats to adjust the length of the plurality of springs. Further, a controller is provided that is coupled to the electromechanical actuator to control the electromechanical actuator to adjust the length of the plurality of springs.

Abstract: A spring seat is mounted to a suspension arm to receive a coil spring of a suspension, a spring seat body is provided with a receiving part for receiving the coil spring and a locking protrusion, which projects from the spring seat body to the side opposite to the receiving part so as to be locked in a locking hole formed in the suspension arm, are formed integrally using an elastic member, and a core material harder than the elastic member is incorporated in the spring seat body and the locking protrusion.

Abstract: Systems and methods for weight transfer in a vehicle are provided. One system includes a plurality of springs and a plurality of movable spring seats configured to adjust a length of the plurality of springs. Additionally, a pneumatic actuator is provided that is connected to the plurality of movable springs and configured to move the movable spring seats to adjust the length of the plurality of springs. Further, a controller is provided that is coupled to the pneumatic actuator to control the pneumatic actuator to adjust the length of the plurality of springs.

Abstract: A strut assembly includes a top mount assembly, a shock absorber, a multi-piece lower spring seat and a spring extending between the top mount assembly and the multi-piece lower spring seat. The multi-piece lower spring seat includes a spring seat belt holding the spring and a plurality of seating supports that are attached to the shock absorber and which support the spring seat belt.

Abstract: A wheel suspension of a motor vehicle. The wheel suspension includes a suspension arm supported on a linkage point on a car body of the motor vehicle. A transverse leaf spring is arranged along a transverse axis of the motor vehicle and coupled at an end of the transverse leaf spring with the wheel suspension. The transverse leaf spring is supported via a bearing on the car body. An end of the transverse leaf spring is coupled in an articulated manner with the suspension arm and spaced apart from a wheel-side end of the suspension arm.

Abstract: An upper support apparatus for use in a suspension system of a vehicle is disclosed, wherein the apparatus includes an upper support plate defining at least one aperture, the upper support plate coupled to a body of the vehicle. The upper support apparatus further includes a resilient member coupled to an underside of the upper support plate, wherein at least one portion of the resilient member is adapted to protrude through the at least one aperture and wherein the at least one portion of the resilient member prevents direct contact between the upper support plate and the body of the vehicle.

Abstract: A lower spring seat mounting structure in a suspension of a vehicle, including a spring mounting portion to which a lower end portion of a coil spring is mounted, the spring mounting portion being disposed on a lower link, an elastic lower spring seat including one side surface that is in contact with the spring mounting portion and the other side surface that is in contact with the lower end portion of the coil spring, and a seat mounting portion at which the lower spring seat is connected to the spring mounting portion. The seat mounting portion is arranged within a range defined between two straight lines which extend through a center of the lower spring seat and form an angle of ±45 degrees with respect to an axis of the lower link in a plan view.

Abstract: A vehicle height adjustment device has an adjustment bolt (30) rotatably supported by or fixed to a wheel-side member or a vehicle-body member, and a spring seat member (10) threadedly engaging with the adjustment bolt. Rotation of the spring seat member is limited by a bump rubber pedestal (41) (or a coil spring bracket (9)). Displacement of the spring seat member occurs in an axial direction of rotation of the bolt, in accordance with rotation of the bolt. According to the present invention, rotation of the spring seat involved in rotation of the bolt for adjusting the vehicle height can be restricted, and a construction of a vehicle height adjustment mechanism can be simplified so that the number of parts or members of the device is reduced.

Abstract: A low profile chassis and suspension system for a road vehicle. The chassis supports a payload section or cargo compartment, such as for a delivery truck, ambulance, or shuttle bus. The chassis includes a largely planar frame having a top surface which is located beneath the rotational axes of the rear wheels. The wheel suspension system is particularly compact and close to the road surface. In some embodiments each wheel is suspended from the vehicle by a pair of pivotal support arms. Preferably, one arm is located above the other arm, and both arms pivot along pivot axes that are generally perpendicular to the rotational axis of the supported wheel. A spring urges one of the arms apart from the frame. In other embodiments, the spring is placed beneath the rotational axis of the wheel. In some embodiments both of the pivoting support arms are located beneath the rotational axis of the wheel.

Abstract: A suspension arm made of an aluminum alloy extruded profile having a portion forming a bottom portion, portions forming at least two vertical walls, and a horizontal rib which connects the two vertical walls, wherein a suspension part lower end support portion is formed between the two vertical walls or at the bottom portion by removing a part of the horizontal rib. It is preferable to gradually change the interval between the two vertical walls in the portion in which the horizontal rib is removed.

Abstract: The invention is a suspension spring apparatus for a vehicle wherein the suspension spring maintains a linear alignment irrespective of the position of the articulating strut, where the articulating strut is selected from the group consisting of: control arms, axle arms, solid axles, adjustable spring tensioning devices, and longitudinal struts. The apparatus is comprised of a compression spring mounted between a pivoting lower seat and a pivoting upper seat, where the pivoting lower seat is coupled to the articulating strut and the pivoting upper seat is coupled to a support element. The support element is static, and serves to support the suspension system, and to distribute the forces generated by the suspension system.

Abstract: A low profile chassis and suspension system for a road vehicle. The chassis supports a payload section or cargo compartment, such as for a delivery truck, ambulance, or shuttle bus. The chassis includes a largely planar frame having a top surface which is located beneath the rotational axes of the rear wheels. The wheel suspension system is particularly compact and close to the road surface. In some embodiments each wheel is suspended from the vehicle by a pair of pivotal support arms. Preferably, one arm is located above the other arm, and both arms pivot along pivot axes that are generally perpendicular to the rotational axis of the supported wheel. A spring urges one of the arms apart from the frame. In other embodiments, the spring is placed beneath the rotational axis of the wheel. In some embodiments both of the pivoting support arms are located beneath the rotational axis of the wheel.

Abstract: A vehicular suspension system is provided in which the lower end of a coil spring (16) is positioned lower than a support part (30) where a suspension arm (14) is supported on a vehicle body, the lower end of the coil spring (16) is positioned on the laterally inner side of the vehicle body relative to the upper end of the coil spring (16), and when a wheel (W) rebounds and the coil spring (16) is elongated, the lower end of the coil spring (16) can therefore move along its axis. As a result, the coil spring (16) can be prevented from bending at a time of rebound, the spring constant thus increases, and the lower end of the coil spring (16) is pressed strongly against a spring seat (51) and thus prevented from lifting, thereby preventing any degradation in the turning performance. This can prevent the lower end of the coil spring of the vehicular suspension system from lifting from the spring seat when the coil spring is elongated, thus preventing any degradation in the turning performance.

Abstract: Spring strut comprising a cylinder, with respect to which the axial position of a spring collar can be adjusted, where the spring collar has a sleeve section, by which it is connected to the cylinder, where, on the cylinder side, a chamber is provided, which is at least partially filled with a curable material, where the sleeve section is in contact with the curable material, which, when in the solid state, transmits a supporting force from the cylinder to the spring collar, where the chamber has at least one isolating sleeve with a radial guide surface, by which the sleeve is in contact with the sleeve section of the spring collar.

Abstract: A dust cover receiving structure of a hydraulic shock absorber in which a seat rubber is interposed between a suspension spring and a spring seat. The seat rubber has a spring receiving portion which is arranged between the suspension spring and the spring seat, a centering portion which is fitted to a damper tube and guides an end portion of a dust cover in such a manner as to align the dust cover with an axial center of the damper tube, and a cover receiving portion which is provided between the spring receiving portion and the centering portion, and which receives an end surface of the dust cover.

Abstract: The invention concerns a shock strut for a MacPherson wheel suspension comprising a shock absorber with a body (21) and a rod (22). A coil spring (24) is mounted on a lower spring retainer (23) integral with the shock absorber body (21). The first turn of the spring (24) of the MacPherson strut can be immobilized on and relative to the lower spring retainer (23) in various predetermined positions on the lower spring retainer (23).

Abstract: Suspension strut comprising a cylinder and a spring perch which is axially displaceable relative to the cylinder for adjustment of the position, wherein the spring perch has a sleeve portion by which the connection to the cylinder is carried out. A chamber is arranged on the cylinder side which is at least partly filled with a moldable material. The sleeve portion contacts the moldable material, which in a solid state transmits a supporting force from the cylinder to the spring perch.

Abstract: A spring guide for maintaining the alignment of a vehicle's suspension coil spring and for reducing the tendency for such springs to buckle. The spring guide is a smooth tube which fits into and slides in an elastomeric bushing mounted to the top bearing plate of a coil spring assembly. The lower end of the spring guide is threaded into the pivoting support for the lower end of the spring. The guide ensures that the ends of the spring are aligned with respect to one another.

Abstract: A suspension system for a low floor vehicle includes an independent suspension system which includes a spring strut of the McPherson type. The spring strut essentially combines a spring and shock into a load bearing member of the suspension. The spring strut is mounted to the hub support structure and the top of each wheel box. An input gear box such as a differential is mounted to the vehicle underside or directly to a hub gear box.

Abstract: The invention concerns a shock strut for a McPherson wheel suspension comprising a shock absorber with a body (21) and a rod (22). A coil spring (24) is mounted on a lower spring retainer (23) integral with the shock absorber body (21). The shock strut comprises means capable of blocking the first turn of the spring (24) on and relative to the lower spring retainer (23) in various predetermined positions on the lower spring retainer (23).

Abstract: A vehicle suspension attachment assembly 10 including a spring 17, a pair of spring seats 16, 18 which are coupled to the spring 17, a bushing 25 which is coupled to seat 16, and an attachment member 24 which is received by the seat 16 and the bushing 25 and which is substantially concentric to the seat 16 and to the bushing 25, thereby reducing the overall packaging requirements of a vehicle suspension 12 incorporating the assembly 10.

Abstract: A first and second hub assembly supported by an independent suspension system allows the independent articulation of each hub assembly. An input gear box includes a reduction gear set that drives a reduction gear set at each hub assembly. The input gear box is mounted offset from the first axis and the vehicle longitudinal axis to simultaneously drive both hub assemblies to allow a lowered vehicle floor profile.

Abstract: The invention relates to spring strut with a flexible pad between a coil spring and a spring-plate which is firmly connected to a cylindrical container of an oscillation damper. The flexible pad, which is used, in particular, for noise damping, is formed by a component of disk-shaped design which is flat on both sides, is composed of rubber, PU or some other plastic, and is connected in a captive and positionally correct manner to the spring-plate. For this purpose, at least one inward-pointing projection and/or at least one aperture is arranged on the flexible pad, interacting with a corresponding aperture and/or projection of the spring-plate. The flexible pad is adapted to the surface of the spring receptacle of the spring-plate by the prestressed coil spring.