Patent application number | Description | Published |
20090014265 | Dual-Tube Shock Absorber - A dual-tube shock absorber comprising a working cylinder which is filled with a damping fluid and a container tube which concentrically encloses the working cylinder. A storage space which is filled with damping fluid and a gas is formed between the working cylinder and the container tube. The working cylinder is sealed relative to the storage space by means of a bottom plate. The working cylinder is dynamically connected to the storage space by way of at least one bottom valve which is provided in the bottom plate. The working cylinder is divided into two working chambers by way of a piston which has at least one piston valve. The piston rod of the piston is guided by way of a piston rod guide which is located on the piston rod outlet-side end of the dual-tube shock absorber. According to the invention, the bottom plate has an opening through which the piston rod is guided liquid-tight so that, viewed in the axial direction, the piston rod guide and the piston rod outlet-side end of the dual-tube shock absorber are located underneath the bottom plate. | 01-15-2009 |
20090014931 | Strut For A Motor Vehicle With An Axially Adjustable Spring Plate - The invention relates to a strut for a motor vehicle with an axially adjustable spring plate comprising a vibration damper with a cylinder and a piston rod, a support spring which is dynamically connected to the spring plate, a ring electric motor with a rotor and a stator, a ball screw with a threaded spindle which is pivoted on the piston rod, and a threaded nut for translational motion of the spring plate, and a bearing arrangement for fixing the strut on the vehicle body, the bearing arrangement having spherical bearing surfaces which allow at least a pivoting motion of the strut to the vehicle body. The invention is characterized in that in the region of the bearing arrangement the vehicle body is dynamically connected to the strut by way of a radially-stiff and rotationally-stiff component which is axially and cardanically soft. | 01-15-2009 |
20090045595 | HEIGHT ADJUSTMENT DEVICE FOR MOTOR VEHICLES - The invention relates to a height adjustment device for motor vehicles that is arranged between a height-adjustable spring plate ( | 02-19-2009 |
20090057969 | Strut for a Wheel Suspension of Motor Vehicles - The invention relates to a strut for a wheel suspension of motor vehicles, comprising a telescoping shock absorber and a support spring which surrounds it, as well as with a vertical adjustment means with a driven driving spindle which is pivoted by way of a body-mounted bearing on the engine housing side, which interacts with a vertically adjustable lifting element which is arranged to be non-rotatable and which bears the spring plate of the support spring. According to the invention, the driving spindle, in addition to the body-mounted bearing, is supported directly or indirectly on the cylinder tube of the shock absorber to be able to pivot and move axially relative to it. | 03-05-2009 |
20090072460 | WHEEL SUSPENSION FOR MOTOR VEHICLES - The invention relates to a wheel suspension for motor vehicles, with a suspension strut which is formed from a shock absorber and a bearing spring, the bearing spring being supported by way of spring plates on the body of the motor vehicle and on the tube of the shock absorber, and a spring plate being movably guided relative to the body and able to be moved axially by means of an actuator relative to the shock absorber tube, and the suspension strut having a preloaded spring with a spring force which is opposite the bearing spring, which is supported on the body of the motor vehicle and also on the movable spring plate of the bearing spring. According to the invention, the actuator is located outside, in particular radially outside the suspension strut. | 03-19-2009 |
20090108546 | ADJUSTMENT DEVICE FOR SUSPENSION MEANS - An adjustment device for suspension means in wheel suspensions of motor vehicles, with the suspension means having a first spring, for example a bearing spring that is arranged between the assembly of the motor vehicle and wheel guide elements, and/or a second spring, for example a preloaded spring that is connected in parallel or in series, as well as an electrically-actuated actuator, by means of which a force adjustment between the motor vehicle assembly and the wheel guide elements is made possible. According to the invention, the electric actuator is provided with an integrated brake or lock that acts in a bistable manner in such a way that in the unpowered state, it can occupy an open or closed position, and can be switched by means of electric actuation from the open to the closed position and vice versa. | 04-30-2009 |
20090146385 | Height Adjustment on a Wheel Suspension for Motor Vehicles - A height adjustment on a wheel suspension for motor vehicles, having a shock absorber which has a piston rod, which shock absorber is dynamically connected to the vehicle body, and to which shock absorber a helical spring is coaxially assigned which is clamped between two spring plates that can be changed in their active distance and that determine the spring deflection and rebound path relative to a normal level, the body-side end of the shock absorber being assigned a shock absorber cap which influences the free spring path “s” of the helical spring and which is made adjustable at the same time with the adjustable spring plate. | 06-11-2009 |
20090230640 | WHEEL SUSPENSION FOR STEERED WHEELS OF MOTOR VEHICLES - The invention relates to a wheel suspension for steered wheels of motor vehicles having a telescoping shock absorber which is preferably permanently connected to the wheel carrier and a helical compression spring which surrounds it and which is clamped between a lower spring plate which is preferably permanently connected to the shock absorber tube and an upper, body-side spring plate. According to the invention for vertical adjustment of the body around the shock absorber there is an actuator, and the actuator acts by way of an actuating pinion with the interposition of an axial anti-friction bearing on the upper spring plate. | 09-17-2009 |
20090283977 | Device for Adjusting the Height of the Body of a Motor Vehicle - The invention relates to a device for adjusting the height of the body of a motor vehicle having a bearing spring which is connected between the wheel guiding element of the wheel suspension and the body and which is supported on a spring disk which is vertically adjustable by way of an actuating device, and having an overload spring which limits a defined spring path in the deflection direction. According to the invention, the overload spring is assigned an actuating device with which the overload spring is vertically adjustable, preferably following the vertical adjustment of the spring disk. | 11-19-2009 |
20100072714 | WHEEL SUSPENSION FOR MOTOR VEHICLES - The invention relates to a wheel suspension for motor vehicles, with at least one wheel-side support member which pivotally supports one vehicle wheel and at least one axle-side support member, between which at least one intermediate element is connected, in particular an actuator for setting the track angle and/or the camber angle (δ, ε) of the vehicle wheel. According to the invention the wheel-side support member and the axle-side support member are pressed into contact with one another by a pretensioning means with a pretensioning force (F | 03-25-2010 |
20100109264 | Method for Producing Different Vehicle Models as well as Wheel Suspension for a Vehicle - The invention relates to a method for producing different vehicle models in which in a comfort-oriented version a vehicle wheel is pivoted in a wheel guiding element of a wheel suspension. According to the invention, in a model with enhanced dynamics of vehicle motion, between the wheel guiding element and the vehicle wheel in the axial direction, an actuator is interposed for adjusting the camber and/or track of the vehicle wheel. | 05-06-2010 |
20100253026 | Device for Adjusting the Chamber and/or Toe of the Wheels of Wheel Suspensions - The invention relates to a device for adjusting the camber and/or toe of a driven wheel of a wheel suspension, in particular for motor vehicles, with a wheel carrier on which the wheel is pivoted, the wheel carrier being divided into a carrier part which holds the wheel a guide part which is connected to the wheel suspension and into two pivotal parts which are arranged in between, which can be rotated to one another as well as to the carrier part and to the guide part around axes of rotation, and which interact with control surfaces which face one another and which are inclined by a defined angle to the axis of rotation, and a wheel drive shaft which is guided by the carrier part and guide part and by the pivotal parts. According to the invention, the carrier part has a hub section which surrounds the wheel drive shaft and which extends to the guide part, and around which the two pivoted part are situated, and that between the hub section and the guide part an inner sealing element is connected which seals an annular gap between the hub section and the guide part. | 10-07-2010 |
20100308518 | Spring Strut Arrangement for Wheel Suspension of Motor Vehicles - The invention relates a spring strut arrangement for wheel suspensions of motor vehicles, which is formed from a telescoping shock absorber, a suspension spring element which is preferably made as a helical compression spring, and a preloaded spring element which is preferably made as a helical compression spring, the spring elements being supported by way of spring caps on the body of the motor vehicle and on a wheel suspension element and a third spring cap located in between being movably guided along the longitudinal axis of the shock absorber relative to the body by way of an electrically driven positioning drive which is located within the spring elements, the positioning drive having a positioning spindle which is pivoted around the shock absorber and an adjusting nut which is connected to the movable spring cap. According to the invention, the shock absorber with the shock absorber tube is located at the top on the body of the motor vehicle and the positioning spindle is pivoted on the shock absorber tube. | 12-09-2010 |
20100327543 | Wheel Suspension System for Motor Vehicles - The invention relates to a wheel suspension system for motor vehicles having a wheel carrier, which has a wheel-side support element, which mounts in a rotatable manner a vehicle wheel, and an axle-side support element, between which is connected an actuating member, on actuation of which the wheel-side support element can be pivoted through a pivot angle (φ) relative to the axle-side support element for the purpose of adjusting a track and/or camber angle (δ, ε). According to the invention, the actuating member has a wheel-side rotational part and an axle-side rotational part, both of which can be rotated about their axes of rotation relative to each other, and the wheel-side rotational part can be deflected through the pivot angle (φ) relative to the axle-side rotational part when the two rotational parts are rotated. | 12-30-2010 |
20110210525 | WHEEL SUSPENSION FOR MOTOR VEHICLES - The invention relates to a wheel suspension for motor vehicles with level adjustment of the body, having a vertical adjusting device ( | 09-01-2011 |
20120098221 | WHEEL SUSPENSION FOR THE REAR WHEELS OF MOTOR VEHICLES - The invention relates to a wheel suspension for motor vehicles, comprising a wheel carrier ( | 04-26-2012 |
20120126498 | DEVICE FOR ADJUSTING CAMBER AND/OR TOE - The invention relates to a device for adjusting the camber and/or toe of the wheels ( | 05-24-2012 |
20120193882 | DEVICE FOR ADJUSTING CAMBER AND/OR TOE OF THE WHEELS OF A WHEEL SUSPENSION - The invention relates to a device for adjusting the camber and/or toe of the wheels of a wheel suspension, particularly for motor vehicles, having a wheel carrier on which each wheel is rotatably supported and comprising a carrier part receiving the wheel and a guide part connected to the wheel suspension, between which rotating parts ( | 08-02-2012 |
20120242053 | DEVICE FOR ADJUSTING CAMBER AND/OR TOE - A device for adjusting the camber and/or the toe of a vehicle wheel of a motor vehicle includes a wheel carrier, which has a wheel-side carrier part and an axle-side guide part, between which rotary parts that can be rotated relative to each other are arranged, wherein at least one of the rotary parts can be adjusted in both rotational directions by means of a drive and a gear stage in order to adjust the toe and/or the camber. The gear stage for the rotary part is configured as harmonic drive gear train having a driving, elliptical drive disk, and a stationary, internally toothed ring gear. | 09-27-2012 |
20120256387 | SUSPENSION ARRANGEMENT FOR A WHEEL SUSPENSION OF A MOTOR VEHICLE - A suspension arrangement for a wheel suspension of a motor vehicle includes an output lever hinged directly or indirectly to a wheel control element and configured as a flexible spring of defined spring rate. A transverse torsion-bar spring acts on the output lever, with an actuator adjusting a pretension of the torsion-bar spring. | 10-11-2012 |
20120306173 | APPARATUS FOR ADJUSTING CAMBER AND/OR TOE OF MOTOR VEHICLE WHEELS - An apparatus for adjusting the camber and/or toe of a motor vehicle wheel includes a wheel carrier, on which the wheel is rotatably mounted. The wheel carrier is divided into a carrier member receiving the wheel via a wheel bearing, an axle-side guide member, and a bearing assembly arranged therebetween. The bearing assembly includes rotary parts which can be rotated relative to each other and relative to both the carrier member and the guide member and which interact with confronting inclined faces. The wheel bearing includes a radially outer bearing housing, which is clamped by the bearing assembly formed from the rotary parts into a plug-and-socket connection with the carrier member. | 12-06-2012 |
20120306174 | WHEEL SUSPENSION FOR A MOTOR VEHICLE - A wheel suspension for a motor vehicle includes a support element on the wheel-side rotatably mounting a vehicle wheel and a carrier element on the axle-side, wherein the carrier element on the wheel-side can be adjusted for setting a toe and/or camber angle relative to the support element on the axle-side, wherein the carrier elements on the axle-side and on the wheel-side are coupled to a universal joint in which webs of the carrier elements on the wheel-side and on the axle-side are articulated on a gimbal ring element by means of bearing points. The webs of the support elements are articulated on the gimbal ring element at the bearing points by means of ball joints. | 12-06-2012 |
20130127131 | AXLE CONTROL ELEMENT OF A MOTOR VEHICLE - An axle control element of a motor vehicle has a torsion spring system connected to a wheel control element via a rotary spring arm and fixedly supported on the vehicle body via a controllable actuator. The torsion spring system has a torsion spring rod nested inside a torsion spring tube. An actuator unit is spaced apart from the torsion spring system and is fixed on the vehicle body and a pivotally controllable drive lever is connected to the actuator unit. The drive lever is connected to a torsion spring tube, and an output lever is connected to a torsion spring rod and directly or indirectly via a coupling to the wheel control element. Alternatively, the drive lever is connected to a torsion spring rod, and the output lever is connected to a torsion spring tube and directly or indirectly via a coupling to the wheel control element. | 05-23-2013 |
20130173120 | METHOD FOR OPERATING A MECHATRONIC CHASSIS DEVICE OF A MOTOR VEHICLE - A method for operating a mechatronic chassis device of a motor vehicle, wherein the mechatronic chassis device has an arrangement with two servomotors which, when activated, individually change both a toe angle (δ) of a wheel and a camber angle (ε) of the wheel. The servomotors are controlled on the basis of target values in a predetermined manner, wherein if a first servomotor cannot be placed into operation, an emergency program is started and the second servomotor is controlled in a manner different from the predetermined manner such that a lateral force on the wheel is adjusted to a predetermined desired value. | 07-04-2013 |
20130175776 | APPARATUS FOR ADJUSTING CAMBER AND/OR TOE OF WHEELS OF SUSPENSIONS - The invention relates to an apparatus for adjusting camber and/or toe of a vehicle wheel having a wheel carrier ( | 07-11-2013 |
20130241168 | SUSPENSION SYSTEM FOR A WHEEL SUSPENSION OF A MOTOR VEHICLE - An axle actuator for a wheel suspension of a motor vehicle includes an output lever, a torsion bar spring acting on a wheel side upon the output lever, and a rotary actuator adapted to adjust a tension of the torsion bar spring. A coupler links the output lever to a wheel guide element of the wheel suspension and is configured as a spring with defined spring rate and connected by joints with the output lever and the wheel guide element. | 09-19-2013 |