Abstract: A suspension structure of a utility vehicle includes: an upper arm including a front shaft support portion supported at front with respect to a vehicle body frame and a rear shaft support portion supported at rear with respect to the vehicle body frame; and a lower arm located below the upper arm and including a front shaft support portion supported at front with respect to the vehicle body frame and a rear shaft support portion supported at rear with respect to the vehicle body frame. In a top view of the utility vehicle, the front shaft support portion of the upper arm is located behind a mechanism side connecting portion, which is coupled to a final speed reduction mechanism, of an axle shaft for coupling the final speed reduction mechanism and a rear wheel.

Abstract: A swing arm type suspension for a rear wheel of an off road vehicle can use two or three tie rods to control toe-in of the knuckle. The rear end of the swing arm is split between an upper clamping arm and a lower clamping arm defining an eye, with the knuckle connected to the upper and lower clamping arms by joint bearings, and with either the transmission shaft or one of the tie rods extending through the eye of the swing arm to the knuckle. The front of the swing arm can be connected to the vehicle frame using a cross-shaft joint. Camber, toe-in and half-track width are controlled to result in a smaller turning radius with better ride characteristics.

Abstract: A suspension system for a vehicle may include a knuckle configured of rotatably supporting a wheel, and a lower control arm mounted along a vehicle's width direction and connecting the knuckle and a vehicle body, wherein the lower control arm may include a wheel-side end portion connected to a lower portion of the knuckle through a lower external joint, a vehicle body-side front end portion connected to the vehicle body through a front lower inner joint, and a vehicle body-side rear end portion connected to the vehicle body through a rear lower inner joint, wherein one of the vehicle body-side front and rear end portions is connected to a portion of the vehicle body through a compliance control arm.

Abstract: A wheel suspension (1), for a motor vehicle, having a hub carrier (2) for holding a wheel (3), a wheel-guiding link (4) for an articulated connection of the hub carrier (2) to a body (6), and a steering rod (8) for steering the wheel (3). The hub carrier (2) and the wheel-guiding link (4), for steering the wheel (3), are pivotally connected to each other such that the hub carrier (2) can be swiveled about a steering axis relative to the wheel-guiding link (4). The hub carrier (2) is directly connected to the wheel-guiding link (4), in a first connection area (20), and the hub carrier (2) is indirectly coupled to the wheel-guiding link (4), in a second connecting area (21), via an integral link (5) connected to a chassis element (12).

Abstract: A utility vehicle includes a rear suspension assembly which has a trailing arm generally extending longitudinally. Also, the rear suspension assembly includes an upper radius rod extending in a generally lateral direction relative to a centerline of the vehicle. Additionally, the rear suspension assembly includes a lower radius rod extending in a generally lateral direction relative to the centerline of the vehicle. The rear suspension assembly further includes a suspension member configured to control toe of the at least one rear ground-engaging member.

Abstract: A swing arm type suspension for a rear wheel of an off road vehicle can use two or three tie rods to control toe-in of the knuckle. The rear end of the swing arm is split between an upper clamping arm and a lower clamping arm defining an eye, with the knuckle connected to the upper and lower clamping arms by joint bearings, and with either the transmission shaft or one of the tie rods extending through the eye of the swing arm to the knuckle. The front of the swing arm can be connected to the vehicle frame using a cross-shaft joint. Camber, toe-in and half-track width are controlled to result in a smaller turning radius with better ride characteristics.

Abstract: An automatic tilting vehicle including a pair of wheels rotatably supported by wheel carriers and laterally spaced apart and a vehicle tilting device that tilts the vehicle to the inside of a turn when turning. The vehicle tilting device includes a swing member, an actuator that swings the swing member about a swing axis, and a pair of connecting rods pivotally attached to the swing member and the wheel carriers on both lateral sides of the vehicle. Each connecting rod has a preset weakest portion that is buckled to be deformed in a preset direction in a preset area when a buckling load equal to or larger than a preset value is applied.

Abstract: To provide a suspension arm (1), in which a flange switching portion (100) where an outward flange (90) and a second inward flange (82) are switched with each other is provided between the second inward flange (82) extending at least between an inner wall (53) of a second vehicle-body attachment portion (A2) and a concave wall portion (81), and the outward flange (90) extending over the concave wall portion (81) of a third vertical wall (80) and a rear wall (42) of a first vehicle-body attachment portion (A1), corresponding to a portion where a lower end of the concave wall portion (81) is suspended downward without folding the lower end of the concave wall portion (81).

Abstract: A lower arm 13 of a double wishbone type suspension device includes a substantially linear lateral arm 19 of which one end is connected to a vehicle body and the other end is connected to a knuckle 11 and a compression arm 20 of which one end is connected to the vehicle body and the other end is connected to a middle portion of the lateral arm 19 in the vehicle width direction, the lateral arm 19 is connected to a lower end of a stabilizer link 31 at the inside of a hole portion 19a opened to an upper surface of the lateral arm, and the other end of the compression arm 20 is connected to the lateral arm 19 at bifurcated portions 20a and 20b interposing the hole portion 19a from the inside and the outside in the vehicle width direction.

Abstract: A vehicle includes a frame, a left and right front wheel, and a left and right rear wheel. A left front suspension operatively and a right front suspension operatively respectively operatively connect the left and right front wheels to the frame. A left and right rear suspension, respectively operatively connect the left and right rear wheels to the frame. At least one seat, connected to the frame and having a seat base, is disposed longitudinally rearward of the left and right front suspensions. An engine is operatively connected to at least one of the wheels. An air induction system fluidly, which includes an airbox, and a fuel tank fluidly communicate with the engine. The engine, the airbox and the fuel tank are disposed longitudinally forward of the rear suspensions and longitudinally rearward of the seat base of the at least one seat.

Abstract: A suspension apparatus for steered wheel includes a knuckle as a supporting member for rotatably supporting the steered wheel, two lower arms separately connected to joints as two lower-part connecting points equipped on lower part of the knuckle respectively, and two upper arms separately connected to joints as two upper-part connecting points equipped on an upper part of the knuckle respectively, and, connecting points of the two lower arms and the two upper arms to the knuckle are configured such that a rate of moving amount toward the vehicle inside to moving amount toward the vehicle front of a second extended line AP2 connecting the two joints straightly is more than the rate of a first extended line AP1 connecting the two joints straightly.

Abstract: An automotive wheel separation mechanism may include a hitting member that hits and breaks a lateral arm connecting a wheel to a vehicle body by being pushed back in the longitudinal direction of a vehicle due to a shock force from the outside in a front collision, and an anti-sliding protrusion that is disposed on the lateral arm to prevent the hitting member hitting the lateral arm from sliding on the lateral arm.

Abstract: The invention relates to an arrangement for the rear end of a motor vehicle with a fuel filler line and a compound crank which exhibits two trailing arms and a cross member connecting the trailing arms with each other, with the trailing arms being pivotably supportable in the direction of their longitudinal axis on their one end area including a connection element on the body shell of the vehicle, and having on their other end area a holder for a wheel bearing unit. Provision is made that the filler line crosses at least one of the trailing arms in the area between a connection site for the cross member and the connection element. The invention further relates to a compound crank for the rear end of a motor vehicle, and a rear end of a vehicle.

Abstract: Multi-link rear wheel axle for a vehicle connects a wheel support (4) to a vehicle body (5) with link arms in upper and lower link planes (8, 6). The upper link plane (8) has a link arm (18) configured as a track rod and front and rear transverse link arms (14, 18) with articulation points (13, 15) for the wheel support (4) and the vehicle body (5). A longitudinal link arm (16) connects the rear transverse link (14) via an articulation point (22) near the wheel support (4) to the front transverse link (18) via an articulation point (24) near the vehicle body. Front and rear transverse link arms (10, 12) in the lower link plane (6) have articulation points (13, 15) for the wheel support (4) and the vehicle body (5) and form a virtual pole (20) outside the lower link plane (6) and behind the axle.

Abstract: A vehicle suspension comprises an assembly of a hub carrier and a support arm, the support arm being attached to the hub carrier at two points spaced from each other in the direction of travel and extending inwardly therefrom to a support arm attachment point for fixing to a chassis, and a trailing link extending from the assembly in a direction transverse to that of the support arm, toward a trailing link attachment point for fixing to the chassis. The trailing link preferably extends from the assembly in a forward direction, and is preferably connected directly to the hub carrier. A strut can extend upwardly toward an attachment point for fixing to a chassis, to provide a spring and damper. The support arm can comprise a pair of arms extending divergently from the attachment point to each of the two points. The hub carrier can include a pivot pin extending in a fore/aft alignment, passing through two pivot points on the support arm thereby to define the two points.

Abstract: A wheel suspension for a motor vehicle includes a carrier coupled to a portion of the vehicle, and a wheel bearing element mounted on the carrier so as to be rotatable about an axis, wherein a first portion of the carrier is rotatably coupled to the portion of the vehicle by a single link.

Abstract: A vehicle suspension component includes a first metal sheet having a center portion bounded by a first outer wall and a second outer wall. A second metal sheet includes a center portion in engagement with the center portion of the first sheet. The second sheet includes a first downturned wall engaging a surface of the first outer wall as well as a second downturned wall engaging a surface of the second outer wall. One of the first and second sheets includes a first hemmed flange portion wrapping around a first edge of the other of the first and second sheets and engaging another surface of the other first and second sheet. One of the first and second sheets includes a second hemmed flange portion wrapping around a second edge of the other of the first and second sheets and engaging another surface of the first and second sheets.

Abstract: A suspension system for supporting a vehicle body includes an axle and a mounting member that is coupled by a first coupling member to the axle. The mounting member is also coupled by a second coupling member to the axle. At least one of the first and second coupling members includes a mount damper that dampens loads transferred between the mounting member and the axle. The suspension system also includes a track bar that is coupled by a third coupling member to the vehicle body and that is coupled by a fourth coupling member to the mounting member.

Abstract: A suspension device in which a knuckle for supporting a wheel is supported by arms and a damper is connected to the knuckle. A suspension device (10) is configured in such a manner that the intersection (73) between a line extended from an elastic kingpin axis (68) of a rear wheel (31) and a road surface (72) is located on the rear side, relative to the vehicle, of the ground contact center (74) of the rear wheel. The elastic kingpin axis is tilted forward relative to the vehicle and is disposed below the rotation center (32) of the rear wheel in the vertical direction. A lower connection section (81b) of a damper (18) is provided on a line (33) drawn in substantially the vertical direction from the rotation center of the rear wheel. A damper axis (84) is tilted inward in the width direction of the vehicle and tilted forward relative to the vehicle.

Abstract: A wheel suspension system for a vehicle includes a first member pivotably coupled to a portion of the vehicle so as to be pivotable about a first rotational axis which forms an angle with a vertical plane extending through a fore-aft axis of the vehicle.

Abstract: A suspension device includes a first and a second link that link a vehicle-body side member and a wheel supporting member to each other. The two links are linked to each other through an elastic linking portion. The rigidity of an elastic bush thereof is less than the rigidity of an elastic member of a linking portion of at least one of the two links with the wheel supporting member and the vehicle-body side member.

Abstract: A wheel suspension for the rear wheels of a motor vehicle is created, with three links being provided in an upper link plane, and with a foremost link as viewed in the direction of travel being provided as a track rod and the two further links being provided as separate individual links at both sides of a vertical wheel central transverse plane. A triangular link is arranged in the lower link plane, which triangular link holds a spiral or air spring and a damper strut spaced apart from one another. By corresponding pole formations defined by the links, elastokinematic or imaginary pivot axes are formed, which permits an elastokinematic adjustment of the wheel in a toe-in sense under the influence of braking forces, side forces and load shift forces. The wheel suspension is also configured such that an elastokinematic adjustment of the wheel in a toe-out sense is obtained in the event of wheel loads and drive forces.

Abstract: A vehicle suspension apparatus 10 includes a plurality of arms 14, 27 to 29 respectively extending from the side of a vehicle body, and a knuckle 13 swingably supported on the leading ends of these arms 14, 27 to 29 for swingably mounting a wheel 12 thereon. The arm 27 includes a straight arm portion 31, a first rubber bush 32 provided on one end of the arm portion 31 and a second rubber bush 34 provided on the other end of the arm portion 31. And, the center lines C1 and C2 of the first and second rubber bushes 32 and 34, when they are viewed from the axial direction of the arm portion 31, are set to have a predetermined angle of inclination between them.

Abstract: A four-point suspension control arm (1) is provided for the axle suspension of a rigid axle especially of a utility vehicle. The four-point control arm (1) has four bearing eyes (7, 8, 9, 10), wherein two bearing eyes (9, 10) can be connected to the rigid axle and two bearing eyes (7, 8)are to be connected to the vehicle frame, each in an articulated manner. The four-point control arm (1) is designed as a one-piece hollow housing (2, 3, 4, 5, 6), which can be twisted and is inscribed in the rectangle or trapezoid formed by the bearing eyes. The hollow housing (2, 3, 4, 5, 6) is formed essentially by a tube, which is arranged horizontally in respect to the vehicle and is open on both sides, with a cross section ranging from an essentially rounded rectangular to O-shaped.

Abstract: A suspension structure is configured to ensure a large stroke of a shock absorber in a suspension device without moving an upper end supporting position of a damper upward relative to a conventional mounting position. The suspension structure includes a rear suspension for suspending left and right rear wheels. The rear suspension includes left and right lower arms for supporting the left and right rear wheels by way of knuckles, and left and right rear shock absorbers interposed between the respective lower arms and a sub-frame of a vehicle body frame. A lower end connecting portion of the rear shock absorber is cantilevered to a front side of the lower arm.

Abstract: A suspension device includes a first and a second link that link a vehicle-body side member and a wheel supporting member to each other. The two links are linked to each other through an elastic linking portion. The rigidity of an elastic bush thereof is less than the rigidity of an elastic member of a linking portion of at least one of the two links with the wheel supporting member and the vehicle-body side member.

Abstract: A wheel suspension for the rear wheels of a motor vehicle is created, with three links being provided in an upper link plane, and with a foremost link as viewed in the direction of travel being provided as a track rod and the two further links being provided as separate individual links at both sides of a vertical wheel central transverse plane. A triangular link is arranged in the lower link plane, which triangular link holds a spiral or air spring and a damper strut spaced apart from one another. By corresponding pole formations defined by the links, elastokinematic or imaginary pivot axes are formed, which permits an elastokinematic adjustment of the wheel in a toe-in sense under the influence of braking forces, side forces and load shift forces. The wheel suspension is also configured such that an elastokinematic adjustment of the wheel in a toe-out sense is obtained in the event of wheel loads and drive forces.

Abstract: The present invention relates to an independent rear vehicle suspension that comprises a fore/aft link with first and second ends, where a bracket pivotally supports the first end of the fore/aft link from a vehicle frame member. The fore/aft link has an air bag spring located between the fore/aft link's second end and the frame member. A lateral link pivotally connects between the fore/aft link's second end and the vehicle frame. A wheel upright, with an axle aperture extending through it, is rigidly attached near to the second end of the fore/aft link and located above the fore/aft link. An upper control rod is pivotally connected to the wheel upright and pivotally mounted to the frame member.

Abstract: A suspension system is disclosed which controls the movement of a wheel carrier relative to the body of a vehicle. The suspension system includes one or more links (10, 20, 30, 40) connected at one end to the wheel carrier and at the other end to the vehicle body as to define a linkage. The linkage is so constructed and arranged that the stiffness or reaction of the suspension to longitudinal forces applied at the wheel contact patch is greater than the stiffness or reaction of the suspension to longitudinal forces applied substantially at the axis of rotation of the wheel.

Abstract: A suspension system including two lateral arms whose lower arms are disposed at the front and rear of the center of wheels is provided. One end of the two lateral arms is mounted to a cross member while the other end is connected to a carrier assembly. The outer wheels of a turning vehicle automatically form a toe-in according to the movement of a turning vehicle, thus inducing an understeer and improving driving stability of the vehicle.

Abstract: The invention provides a multi-link suspension assembly for a vehicle wheel, comprising a wheel carrier, an upper lateral link, a lower lateral link, a toe link, and a longitudinal link. The wheel carrier is oriented along a longitudinal axis of a vehicle body. The upper lateral link is oriented along a lateral axis of the vehicle body near the wheel center and is pivotally connected to the wheel carrier. The lower lateral link is oriented along a lateral axis of the vehicle body near the wheel center and is pivotally connected to the wheel carrier. The toe link is oriented along a lateral axis of the vehicle body behind the wheel center and is pivotally connected to the wheel carrier. The longitudinal link is oriented along the longitudinal axis of the vehicle body and is pivotally connected to the wheel carrier forward of the wheel center and pivotally connected to the lower lateral link near the wheel center.

Abstract: In a multi-link rear suspension (A) in which a wheel support (11) is connected to a vehicle body through five links (6-10) and vehicle body side ends of the links are provided with rubber bushes (26), respectively, the lower end of a damping device (14) formed by coaxially arranging a coil spring (12) and a damper (13) is pivoted to a portion of the wheel support (11) located toward the inside of the vehicle body so that the vertical reaction force of the damping device (14) produces a moment Mn toward negative camber on a rear wheel (2). The moment Mn is set to be always larger than a moment Mp toward positive camber produced by a side force on the outside rear wheel (2) during vehicle cornering until limit maneuvering conditions of the outside rear wheel due to the side force are reached. The damping device (14) is disposed with respect to a suppositive king pin axle K so that the vertical reaction force thereof produces a moment toward toe-in on the rear wheel (2).

Abstract: A rear wheel suspension apparatus for a vehicle is provided, comprising: a carrier to which a wheel is mounted; a plurality of arms comprising a transverse lower arm connecting the carrier to a sub-frame, a transverse compensating arm, a transverse upper arm, and a longitudinal arm; a spring providing an elastic force; and a shock absorber. The transverse upper arm is positioned ahead of the transverse lower arm. The spring is located on the transverse lower arm. A lower fixing eye of the shock absorber is connected to the carrier at a position lower than a link point between the carrier and the transverse lower arm. An upper portion of the shock absorber is connected to a side portion of a vehicle frame.

Abstract: In a motor-vehicle independent suspension system, an arm interposed between a respective wheel carrier and the vehicle body comprises at least two flexible beam-like elements in the form of blades which are articulated to the wheel carrier and to the body by means of bushes and are interconnected by at least one torsionally stiff longitudinal tubular element. The inertial characteristics of the cross-sections of the blades are such that the blades are compliant with respect to bending in a direction substantially perpendicular to their axis. By virtue of their inherent flexibility, the blades provide the arm with a third, structural degree of freedom with respect to a shear axis having a predetermined orientation.

Abstract: A vehicular suspension includes a trailing arm and a substantially plate-like lower arm. The trailing arm is pivotably supported at its front end on a vehicle body via an elastic joint and extends from the front end toward the rear of the vehicle body. The lower arm extends in the vehicle width direction with its inner end pivotably supported on the vehicle body and its outer end fixed to a rear part of the trailing arm. A flat first seating surface of an end plate welded to the rear end of the trailing arm is superimposed on a flat second seating surface provided at the outer end of the lower arm, and an inner periphery of a closed rectangular opening formed on the second seating surface is welded to the first seating surface by a weld. The second seating surface of the lower arm protrudes from a main body portion via a slant surface.

Abstract: A suspension for and a method for suspending a vehicle having a body is provided. The suspension includes a first wheel assembly suspension and a second wheel assembly suspension. The first wheel assembly suspension extends between a first wheel assembly and the body. The first wheel assembly suspension includes an instant center. The second wheel assembly suspension extends between a second wheel assembly and the body. The second wheel assembly suspension includes an instant center. The first wheel assembly and the second wheel assembly are aligned so that a vertical centerline of each wheel assembly lies within a vertical plane that extends therebetween. In one embodiment, the instant center of each wheel assembly suspension is located within the vertical plane, below a roll center located within the vertical plane.

Abstract: A swing arm of a suspension system for supporting the body of a motor vehicle comprises a main swing arm body on which a support portion for supporting a suspension damper is provided, a support member fixed to a rear portion of the main swing arm body and having supporting parts for supporting first to third suspension arms, and a support reinforcing member for reinforcing at least the supporting parts of the support member for supporting the second and third suspension arms. The main swing arm body, the support member and the support reinforcing member are produced by individually press-forming single steel plates and the swing arm is formed by joining the main swing arm body, the support member and the support reinforcing member.

Abstract: In a motor-vehicle independent suspension system, an arm interposed between a respective wheel carrier and the vehicle body comprises at least two flexible beam-like elements in the form of blades which are articulated to the wheel carrier and to the body by means of bushes and are interconnected by at least one torsionally stiff longitudinal tubular element. The inertial characteristics of the cross-sections of the blades are such that the blades are compliant with respect to bending in a direction substantially perpendicular to their axis. By virtue of their inherent flexibility, the blades provide the arm with a third, structural degree of freedom with respect to a shear axis having a predetermined orientation.

Abstract: A flat four-link rear axle with favorable dynamic properties is presented. The essential aspect lies in that the lower transverse control arm (1), the upper transverse control arm (2) and a compensating control arm (3) are arranged one behind the other (in the direction of travel), so that a spring (15) for supporting the wheel suspension on the body can be supported on the lower transverse control arm (1). The space created by shifting the transverse control arms makes it possible to use a barrel spring with progressive spring characteristic. The associated shock absorber (16) is arranged between the upper transverse control arm (2) and the compensating control arm (3), and its lower fixing eye (26) is mounted in the lower region of the axle carrier (4) so that the upper end of the shock absorber does not extend very far beyond the upper transverse control arm (2) compared with known solutions.

Abstract: A rear wheel suspension system for vehicles includes a wheel carrier for rotatably supporting a wheel. The wheel carrier has upper, lower, front and rear ends. An upper control arm is provided to connect the upper end of the wheel carrier to a vehicle body, while a lower control arm is provided to connect the lower end of the wheel carrier to a vehicle body. The lower control arm includes front and rear control links, and a trailing arm is disposed in a longitudinal direction with respect to the vehicle body and connecting the front end of the wheel carrier to the vehicle body. When the wheel is aligned such that a toe angle of the wheel becomes “0”, the front control link and the trailing arm are aligned such that a longitudinal axis of the front control link of the lower control arm intersects a longitudinal axis of the trailing arm at a wheel center.

Abstract: A double wishbone suspension has a carrier, an upper-arm, a lower arm, a lateral link, and a connecting part, etc. The carrier supports a wheel of a vehicle. An inside end of the upper-arm is coupled to a frame of the vehicle, and an outside end of the upper-arm is coupled to a lower end of the carrier. Two inside ends of the lower-arm are coupled to the frame of the vehicle, and an outside end of the lower-arm is coupled to a lower end of the carrier. Two inside ends are separated in the front-rear direction of the vehicle. An inside end of the lateral link is coupled to the frame of the vehicle, and an outside end of the lateral link is coupled to the carrier at a point offset from the axis of the wheel in the front-rear direction of the vehicle. The connecting part is between the carrier and the lower-arm so that the carrier can move in the front-rear direction of the vehicle relatively to the lower-arm. The connecting part includes two rigid parts and a rubber bush.