WO2024099780A1 - Radaufhängung für einen kraftwagen sowie kraftwagen - Google Patents
Radaufhängung für einen kraftwagen sowie kraftwagen Download PDFInfo
- Publication number
- WO2024099780A1 WO2024099780A1 PCT/EP2023/079858 EP2023079858W WO2024099780A1 WO 2024099780 A1 WO2024099780 A1 WO 2024099780A1 EP 2023079858 W EP2023079858 W EP 2023079858W WO 2024099780 A1 WO2024099780 A1 WO 2024099780A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wheel
- spring
- coupled
- vehicle
- damper element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G3/00—Resilient suspensions for a single wheel
- B60G3/18—Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram
- B60G3/20—Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram all arms being rigid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/001—Arrangements for attachment of dampers
- B60G13/003—Arrangements for attachment of dampers characterised by the mounting on the vehicle body or chassis of the damper unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/001—Arrangements for attachment of dampers
- B60G13/005—Arrangements for attachment of dampers characterised by the mounting on the axle or suspension arm of the damper unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/10—Independent suspensions
- B60G2200/14—Independent suspensions with lateral arms
- B60G2200/144—Independent suspensions with lateral arms with two lateral arms forming a parallelogram
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/30—Spring/Damper and/or actuator Units
- B60G2202/31—Spring/Damper and/or actuator Units with the spring arranged around the damper, e.g. MacPherson strut
- B60G2202/312—The spring being a wound spring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/12—Mounting of springs or dampers
- B60G2204/128—Damper mount on vehicle body or chassis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/12—Mounting of springs or dampers
- B60G2204/129—Damper mount on wheel suspension or knuckle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/421—Pivoted lever mechanisms for mounting suspension elements, e.g. Watt linkage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/422—Links for mounting suspension elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
- B60G2204/424—Mechanisms for force adjustment, e.g. constant force mechanisms
Definitions
- the invention relates to a wheel suspension for a motor vehicle according to the preamble of patent claim 1. Furthermore, the invention relates to a motor vehicle.
- EP 2 768 720 B1 discloses a passenger car with a body, an engine and a vehicle axle, which has an axle carrier connected to the body and two wheels movably connected to it at the sides via a connecting arrangement.
- the wheels can be moved by the engine via the connecting arrangement, with a housing of the engine forming a transverse bridge of the axle carrier that transmits transverse forces and with the axle carrier being fastened to the body via the housing of the engine.
- the connecting arrangement is formed by at least one control arm arrangement, with the bearing arrangement being supported directly on the housing of the engine or on fastening elements connected to the engine.
- a first aspect of the invention relates to a wheel suspension for a motor vehicle.
- the motor vehicle is preferably designed as a passenger car, commercial vehicle or truck.
- the motor vehicle particularly in its fully manufactured state, preferably has the wheel suspension.
- the motor vehicle has a chassis, the wheel suspension preferably being part of the chassis.
- the wheel suspension has at least one steering rod provided for guiding the vehicle wheel.
- the vehicle wheel can be guided by means of the steering rod.
- the vehicle wheel can be understood in particular as a ground contact element of the motor vehicle.
- the vehicle wheel can roll or rolls on a roadway while the motor vehicle is moving, i.e. while the motor vehicle is traveling.
- the wheel suspension has at least one bearing point, via which the steering rod can be coupled or is coupled in an articulated manner to a body of the motor vehicle, in particular at least indirectly or directly.
- the steering rod is or can be connected in an articulated manner to the body of the motor vehicle via the bearing point.
- the vehicle wheel can be held or is held on the body, in particular at least indirectly or directly, on the body, for example via a wheel carrier, about a wheel rotation axis of the vehicle wheel.
- the wheel control arm is designed as a wishbone.
- a longitudinal extension direction or a main extension direction of the wheel control arm runs at least substantially in the transverse direction of the motor vehicle.
- the vehicle wheel can be or is supported via the wheel control arm in the longitudinal extension direction or in the main extension direction of the wheel control arm, preferably at least substantially in the transverse direction of the motor vehicle, on the body and/or a chassis of the motor vehicle, in particular at least directly or indirectly.
- the body can be understood, for example, as a shell of the motor vehicle.
- the body is preferably designed as a, in particular, self-supporting, body of the motor vehicle.
- the body delimits an interior of the motor vehicle at least partially, in particular completely.
- the chassis is preferably designed as a, in particular, self-supporting body.
- the chassis can thus be a part of the, in particular self-supporting, body, for example a floor assembly or a floor element of the body.
- the chassis is designed, for example, as a support, in particular as an axle support.
- the support is, for example, frame-shaped. This means that the support is designed, for example, as a frame.
- the wheel suspension has at least one spring and/or damper element, which is mechanically coupled to the control arm, for example at least directly or indirectly, and via which the vehicle wheel can be supported or is supported on the structure in a spring-loaded and/or damped manner, in particular at least directly or indirectly, in particular via the control arm.
- the vehicle wheel can be coupled or is coupled to the structure in a spring-loaded and/or damped manner, in particular mechanically, via the control arm, via the spring and/or damper element.
- the spring and/or damper element has at least one connection point via which the spring and/or damper element is connected or can be connected to the structure, in particular at least directly or indirectly.
- the spring and/or damper element can be understood to mean, in particular, a component which is designed as a spring element and/or damper element.
- the spring and/or damper element or the component is, for example, a spring strut or a damper strut.
- the spring and/or damper element is designed, for example, as a spring strut and/or a damper strut.
- the spring and/or damper element is preferably designed separately from the wheel control arm.
- the spring and/or damper element is preferably designed separately from the vehicle wheel.
- the spring and/or damper element is connected to the wheel control via a lever element, in particular at least indirectly or directly.
- the spring and/or damper element is coupled to the wheel control, in particular mechanically, via the lever element, in particular at least indirectly or directly.
- the lever element can be pivoted about a first pivot axis relative to the wheel control, in particular at least indirectly or directly coupled to the wheel control, in particular mechanically.
- the lever element and the wheel control are connected to one another in an articulated manner, in particular at least indirectly or directly.
- the lever element can be pivoted about a second pivot axis, in particular spaced apart from the first pivot axis, relative to the spring and/or damper element.
- and/or damper element is pivotably coupled, in particular at least indirectly or directly, to the spring and/or damper element, in particular mechanically.
- the lever element and the spring and/or damper element are connected to one another in an articulated manner, in particular at least indirectly or directly.
- the vehicle wheel can be supported or supported on the structure in a spring-loaded and/or damped manner, for example, in particular through the wheel control arm, via the lever element and the spring and/or damper element.
- the second pivot axis runs, for example, obliquely or perpendicularly or parallel to the first pivot axis.
- the lever element is preferably designed separately from the spring and/or damper element and the wheel control arm.
- the lever element can in particular be referred to as a deflection lever.
- the invention is based in particular on the following findings and considerations:
- the integration of a new brake caliper concept in which a brake of the motor vehicle is designed, for example, as an electromechanical brake, can require a particularly large amount of space in the area of the wheel suspension, in particular within a vehicle axle of the motor vehicle.
- a bottleneck for arranging the brake caliper can be present between the spring and/or damper element and the brake caliper, in particular in the fully steered state.
- the spring and/or damper element In order to create installation space for a particularly large brake caliper, and in particular one intended for the electric brake, i.e. in order to avoid the particularly large brake caliper, the spring and/or damper element must be moved or offset towards the center of the vehicle, for example compared to a conventional arrangement.
- the transmission ratio can be understood to mean a ratio of a stroke of the vehicle wheel, referred to in particular as wheel stroke, and a stroke of the spring and/or damper element, referred to in particular as spring and/or damper element stroke.
- the transmission ratio is, for example, a ratio of a movement of the vehicle wheel, in particular a translational movement, and a movement of the spring and/or damper element, in particular a translational movement. Damper element when the vehicle wheel or the spring and/or damper element is compressed.
- the wheel suspension according to the invention has the lever element, which effects a mechanical transmission between the vehicle wheel and the spring and/or damper element, whereby this mechanical transmission, in particular despite the spring and/or damper element being located further inside or particularly far inside in the width direction of the motor vehicle compared to a conventional wheel suspension, can lead to the path and/or forces in the spring and/or damper element being able to correspond to a transmission ratio that can be set as desired.
- the spring and/or damper element is displaced inwards or arranged further inside in the transverse direction of the motor vehicle, in particular compared to a conventional wheel suspension, and at the same time the lever element is provided.
- the mechanical load on the spring and/or damper element in particular a force acting on the spring and/or damper element when the vehicle wheel is compressed, can be kept particularly low.
- the spring and/or damper element can be made particularly small, for example, which means that the weight and installation space of the spring and/or damper element can be kept particularly low.
- the mechanical load-bearing capacity of the wheel suspension can be particularly increased.
- the installation space of the wheel suspension can be designed particularly advantageously, in particular kept particularly small. This means that the brake caliper can be arranged particularly advantageously in the area of the wheel suspension, in particular if the brake caliper is particularly large.
- a progressive spring and/or damper characteristic curve which can lead to particularly good response behavior, for example.
- the comfort of the vehicle can be particularly increased by the spring and/or damper element.
- the wheel suspension has at least one second wheel guide which is separate from the wheel guide and is provided for guiding the vehicle wheel and which has at least one bearing point via which the second wheel guide can be coupled or is coupled to the structure, in particular mechanically, in an articulated manner, in particular at least indirectly or directly.
- the vehicle wheel can be guided by means of the second wheel guide, wherein the second wheel guide is connected to the structure via its bearing point, in particular at least indirectly or directly, in an articulated manner.
- Structure of the motor vehicle can be connected or is connected. This can result in particularly advantageous wheel guidance of the vehicle wheel.
- the comfort of the motor vehicle especially driving comfort, can be particularly increased.
- the second wheel control arm is designed, for example, as a wishbone, which can in particular be referred to as a second wishbone.
- a longitudinal extension direction or a main extension direction of the second wheel control arm runs, for example, at least substantially in the transverse direction of the motor vehicle.
- the wheel suspension is thus designed, for example, as a double wishbone wheel suspension.
- the motor vehicle has, for example, a double wishbone axle.
- the vehicle wheel can be or is supported on the structure, in particular in the longitudinal extension direction of the second wheel control arm, for example, in particular at least indirectly or directly, via the second wheel control arm, and in particular via its bearing point, for example bypassing the wheel control arm referred to in particular as the first wheel control arm.
- the spring and/or damper element has at least a first part and a second part that can be moved translationally relative to the first part and, in particular, is coupled to the first part in a spring-loaded and/or damped manner.
- the first part and the second part are connected to one another in a translationally movable manner relative to one another.
- the spring-loaded and/or damped support of the vehicle wheel on the structure can be brought about or is brought about by a relative movement of the first and second parts.
- the second part is preferably arranged above the first part in the vertical direction of the motor vehicle.
- the first part is designed as a spring strut base of the spring and/or damper element.
- the lever element is connected, in particular at least indirectly or directly, to the spring strut base, in particular to a spring strut base point, of the spring and/or damper element.
- the second wheel guide is preferably designed separately from the lever element.
- the first part is coupled to the steering wheel, in particular in an articulated and/or mechanical manner, via the lever element, in particular at least indirectly or directly.
- the first part and the steering wheel are coupled to the steering wheel, in particular at least indirectly or directly, via the lever element. preferably articulated, connected to one another.
- the second part has at least one connection point via which the spring and/or damper element, in particular bypassing the first part and/or the first wheel control arm and/or the second wheel control arm, for example at least indirectly or directly, can be coupled or coupled to the structure, in particular mechanically.
- the spring and/or damper element can be connected or connected to the structure via the connection point, in particular at least indirectly or directly.
- the vehicle wheel can be supported or supported on the structure in a spring-loaded and/or damped manner via the wheel control arm, the lever element and/or the spring and/or damper element, in particular via the first and second parts, preferably bypassing the second wheel control arm.
- the vehicle wheel is held or is held on the body in a spring-loaded and/or damped manner via the control arm, the lever element and the spring and/or damper element, in particular without the intervention of the second control arm.
- This makes it possible, particularly when the first wishbone is designed as the lower wishbone in the vertical direction of the vehicle, to achieve a particularly advantageous support behavior of the vehicle wheel on the body of the motor vehicle via the spring and/or damper element.
- the transmission ratio of the force acting or transmitted from the vehicle wheel to the spring and/or damper element via the first wishbone can be specifically adjusted, whereby the mechanical load on the spring and/or damper element can be kept particularly low.
- the first part of the spring and/or damper element for the spring-loaded support of the vehicle wheel is movable on the structure in a first direction relative to the second part via the first wheel control arm and via the spring and/or damper element, in particular bypassing the second wheel control arm.
- the first direction runs, for example, at least predominantly, in particular at least substantially, upwards in the vertical direction of the vehicle.
- At least one support element is provided which is designed separately from the wheel control arm and the lever element and which has a first connection point via which the support element is coupled, in particular at least indirectly or directly, in an articulated manner to the lever element, in particular mechanically.
- the wheel suspension has the support element which comprises the first connection point via which the Support element is connected to the lever element, in particular at least indirectly or directly.
- the support element preferably has a second connection point, in particular spaced apart from the first connection point, via which the support element can be coupled or connected to the structure, in particular at least indirectly or directly, in an articulated manner, in particular mechanically.
- the support element can be connected or connected to the structure via the second connection point, in particular at least indirectly or directly, in an articulated manner.
- the transmission ratio can be set particularly advantageously, in particular in a targeted manner, and/or the vehicle wheel can be guided particularly advantageously, in particular particularly comfortably.
- the first connection point is spaced apart from the first pivot axis and/or the second pivot axis.
- the second pivot axis runs through the first connection point.
- the lever element can be coupled to the spring and/or damper element, in particular at least indirectly or directly, preferably mechanically, for example via the first connection point.
- the second connection point is preferably spaced apart from the first and/or the second pivot axis.
- the first part is coupled to the second wheel control, in particular mechanically, for example at least indirectly or directly, in particular by bypassing the second part and/or the lever element and/or the wheel control.
- the first part of the spring and/or damper element and the second wheel control are connected to one another, in particular in an articulated manner, in particular without the mediation of the second part or the lever element and/or the wheel control, for example at least indirectly or directly.
- the second part can be coupled or coupled to the structure, in particular mechanically, preferably in an articulated manner, via the lever element, in particular at least indirectly or directly, for example bypassing the second wheel control and/or the first part.
- the second wheel control and the structure can be connected or connected to one another via the lever element, in particular without the mediation of the first part and/or the second wheel control and/or the first wheel control, for example at least indirectly or directly.
- the vehicle wheel is sprung and/or damped, in particular at least indirectly or directly, on the body via the second wheel control arm and via the spring and/or damper element, in particular via the first part and the second part, in particular bypassing the first wheel control arm.
- the The vehicle wheel is to be held or held on the structure in a spring-loaded and/or damped manner via the second wheel control arm and via the spring and/or damper element, in particular without the intervention of the first wheel control arm. This can result in a particularly advantageous support behavior of the vehicle wheel via the spring and/or damper element on the structure, in particular when the wheel control arm is designed as the upper wheel control arm in relation to the two wheel control arms in the vertical direction of the vehicle.
- the first part for the spring-loaded support of the vehicle wheel can be moved on the structure in the first direction relative to the second part via the second wheel control arm and via the spring and/or damper element, in particular via the first and second parts, for example by bypassing the first wheel control arm.
- the spring-loaded support of the vehicle wheel can be effected or brought about via the second wheel control arm and via the spring and/or damper element, in particular bypassing the structure.
- the first part is moved relative to the second part in the first direction, in particular in a translational manner. This allows the vehicle wheel to be supported on the structure in a particularly advantageous, in particular particularly comfortable, manner.
- the wheel control arm mediates the second part by means of the lever element, and in particular a force is applied to it in order to move the second part in a second direction opposite to the first direction relative to the first part.
- a force can be transferred, in particular from the vehicle wheel via the first wheel control arm, to the second part via the lever element, whereby the second part can be moved or is moved, in particular translationally, relative to the first part.
- the application of force in particular the application of force to the second part, can be understood to mean in particular the force transmitted to the second part via the lever element and thus the force acting on the second part.
- This may include in particular the following: When the vehicle wheel is compressed, the first wheel control arm, which is designed in particular as an upper wheel control arm, is moved at least predominantly, in particular at least substantially, upwards in the vertical direction of the vehicle.
- the spring and/or damper element is compressed in the second direction, in particular additionally, by connecting the first wheel control arm via the lever element to the spring and/or damper element, in particular to the second part.
- the spring and/or damper element is mounted in a floating manner, so to speak. This means that the spring and/or damper element can be compressed in the first and second directions and thus, for example, compressed from above and from below in the vertical direction of the vehicle. This means that a particularly good, in particular particularly comfortable, spring and/or damper effect can be achieved by means of the spring and/or damper element. This can particularly increase the comfort of the motor vehicle.
- At least one support element is provided which is designed separately from the wheel control arm and the lever element and which has at least one first connection point via which the support element is coupled in an articulated manner to the lever element, in particular mechanically, in particular at least indirectly or directly.
- the support element is connected to the lever element via the first connection point, in particular at least indirectly or directly.
- the support element has at least one second connection point via which the support element is coupled in an articulated manner to the first wheel control arm, in particular mechanically, in particular at least indirectly or directly.
- the lever element and the wheel control arm are connected to one another in an articulated manner via the second connection point, in particular at least indirectly or directly.
- a second aspect of the invention relates to a motor vehicle which has at least one wheel suspension according to the first aspect of the invention.
- the motor vehicle has several, in particular two, for example exactly two or four, for example exactly four, wheel suspensions according to the first aspect of the invention.
- Fig. 1 is a schematic partial view of a motor vehicle according to the invention, which has at least one wheel suspension according to the invention.
- Fig. 2 is a schematic front view of an inventive
- Fig. 3 is a schematic front view of an inventive
- Fig. 4 is a schematic front view of an inventive
- Fig. 5 is a schematic front view of an inventive
- Fig. 6 is a schematic front view of an inventive
- Fig. 7 is a schematic front view of an inventive
- Fig. 1 shows a schematic partial view of a motor vehicle 1 which has at least one wheel suspension 2.
- the wheel suspension 2 is provided for a front axle of the motor vehicle 1, for example.
- the motor vehicle 1 preferably has at least one vehicle wheel 3.
- the wheel suspension 2 has at least one wheel control arm 4, which is provided for guiding the vehicle wheel 3.
- the wheel control arm 4 is preferably designed as a wishbone.
- the wheel control arm 4 can in particular be referred to as a first wheel control arm 4, in particular as a first wishbone.
- the first wheel control arm 4 has at least one bearing point 5, via which the first wheel control arm 4 can be coupled or is coupled in an articulated manner, in particular at least indirectly or directly, to a structure 6 of the motor vehicle 1.
- Fig. 2 shows the wheel suspension 2 in a schematic front view or the motor vehicle 1 in a schematic partial sectional view.
- the body 6 is shown in Fig. 2; the motor vehicle 1, in particular in its fully manufactured state, preferably has the body 6.
- the body 6 is preferably designed separately from the wheel suspension 2.
- the motor vehicle 1 has a chassis 7.
- the chassis 7 can be designed separately from the body 6 or the chassis 7 can be part of the body 6, in particular when the body 6 is designed as a self-supporting body.
- the wheel guide 4 can thus be coupled or coupled to the chassis 7, in particular mechanically, for example via the bearing point 5, which can be referred to in particular as the first bearing point 5, in particular at least indirectly or directly.
- the chassis 7 is designed separately from the body 6, the body 6 and the chassis 7 are connected to one another, in particular at least indirectly or directly.
- the wheel control 4 has a second bearing point 8 spaced apart from the first bearing point 5, via which the vehicle wheel 3 can be held or is held on the first wheel control 4, in particular so as to be rotatable relative to the first wheel control 4 about a wheel rotation axis 9 of the vehicle wheel 3, for example at least indirectly or directly.
- the motor vehicle 1, in particular the wheel suspension 2 has a wheel carrier 10 which is connected to the first wheel control 4 via the second bearing point 8, in particular directly. The vehicle wheel 3 can thus be held or is held on the first wheel control 4, for example via the wheel carrier 10 and in particular via the second bearing point 8.
- the vehicle wheel 3 is or can be fastened to the chassis 7, in particular via the wheel carrier 10 and the second bearing point 8, via the first wheel control 4, and in particular via the first bearing point 5, for example at least indirectly or directly.
- the vehicle wheel 3 is preferably formed separately from the wheel suspension 2.
- the vehicle wheel 3 can be part of the wheel suspension 2.
- the wheel suspension 2 has at least one spring and/or damper element 11, via which the vehicle wheel 3, in particular via the first wheel control arm 4, is sprung and/or damped, in particular at least indirectly or directly, and can be supported or is supported on the body 6. This can, for example, particularly increase the comfort, in particular the driving comfort, of the motor vehicle 1.
- the spring and/or damper element 11 is preferably designed as a spring strut.
- the spring and/or damper element 11 when the spring and/or damper element 11 is designed as a spring-damper element, i.e. as a spring and damper element, the spring-damper element can be designed as an integrated spring-damper element.
- the spring-damper element can be formed from a spring element and a damper element designed separately from the spring element.
- the spring and/or damper element 11 is connected, in particular directly, to the first wheel control 4 via a lever element 12, which is in particular designed separately from the spring and/or damper element 11 and the first wheel control 4.
- the lever element 12 is pivotable, in particular via a third bearing point 13, about a first pivot axis 14 relative to the first wheel control 4, in particular at least indirectly or directly, coupled to the first wheel control 4, in particular mechanically.
- the lever element 12 can be pivoted about a second pivot axis 16 relative to the spring and/or damper element 11, in particular via a fourth bearing point 15, and is coupled to the spring and/or damper element 11, in particular at least indirectly or directly, in particular mechanically.
- the lever element 12 is connected in an articulated manner to the first wheel control arm 4, in particular at least indirectly or directly, via the third bearing point 13, and the lever element 12 is connected to the spring and/or damper element 11, in particular at least indirectly or directly, via the fourth bearing point 15.
- a brake caliper 32 can be particularly advantageously positioned in the area of the
- an installation space provided for the brake caliper 32 can be designed particularly advantageously, in particular can be particularly increased, whereby the brake caliper 32 can be dimensioned particularly large, for example.
- This can be particularly advantageous for an electromechanical brake of the motor vehicle 1, for example.
- a spring strut linkage or a damper strut linkage can be effected by means of the lever element 12.
- the third and fourth bearing points 13, 15 are preferably part of the lever element 12.
- the third and fourth bearing points 13, 15 are, for example, spaced apart from one another.
- the first pivot axis 14 preferably runs through the third bearing point 13.
- the second pivot axis 16 preferably runs through the fourth bearing point 15.
- the third bearing point 13 is preferably spaced apart from the first and/or the second bearing point 5, 8.
- the fourth bearing point 15 is preferably spaced apart from the first and/or the second bearing point 5, 8.
- the wheel suspension 2 has at least one second wheel control arm 17 which is designed separately from the first wheel control arm 4 and is intended to guide the vehicle wheel 3 and which has at least one bearing point 18, in particular referred to as a fifth bearing point 18, via which the second wheel control arm 17 can be coupled or is coupled to the structure 6, in particular at least indirectly or directly.
- the second wheel control arm 17 is preferably designed as a wishbone, which can in particular be referred to as a second wishbone.
- the second wheel control arm 17 has a sixth bearing point 19 spaced apart from the fifth bearing point 18, via which the second wheel control arm 17 can be connected or is connected to the vehicle wheel 3, in particular at least indirectly or directly.
- the second wheel control arm 17 is connected to the wheel carrier 10 via the sixth bearing point 19, in particular directly.
- the vehicle wheel is held or is to be held on the second wheel guide 17, for example, in particular at least partially, via the wheel carrier 10 and in particular via the sixth bearing point 19.
- the fifth and/or sixth bearing point 18, 19 is spaced apart from the bearing points 5, 8, 13, 15.
- the vehicle wheel 3 can be or is connected in an articulated manner to the structure 6 via the wheel guides 4, 17, in particular via the bearing points 5, 8, 18, 19.
- the first bearing point 5 is arranged at one end on the first wheel guide 4, and the second bearing point 8 is arranged at the other end on the first wheel guide 4.
- the first wheel guide 4 is rod-shaped.
- the fifth bearing point 18 is arranged at one end on the second wheel guide 17, and the sixth bearing point 19 is arranged at the other end on the second wheel guide 17.
- the second wheel guide 17 is rod-shaped.
- the second wheel guide 17 in the vehicle vertical direction 20 of the motor vehicle is the second wheel guide 17 in the vehicle vertical direction 20 of the motor vehicle
- the first wheel control 4 is a lower wheel control and the second wheel control 17 is an upper wheel control.
- the second wheel control 17 is mounted, for example, in a manner fixed to the structure or body.
- the vehicle wheel 3 can be supported or is supported on the structure 6, for example via the second wheel control arm 17, bypassing the spring and/or damper element 11 or avoiding the spring and/or damper element 11.
- I I has a first part 21 and a second part 22 which is translationally movable relative to the first part 21 and in particular is coupled to the first part 21 in a spring-loaded and/or damped manner.
- the first part 21 of the spring and/or damper element 11 is coupled to the first wheel control arm 4 via the lever element 12, in particular bypassing the second part 22.
- the first part 21 is connected to the lever element 12 in an articulated manner via the fourth bearing point 15, in particular at least indirectly or directly.
- the second part 22 preferably has a connection point 22a, via which the spring and/or damper element 11 can be coupled or is coupled to the structure 6, in particular bypassing the first part 21, for example at least indirectly or directly.
- the vehicle wheel 3 is connected to the structure 6 via the first wheel control arm 4, via the lever element 12, in particular via the bearing points 13, 15, and the spring and/or damper element 11, and in particular via the first and second parts 21, 22, for example bypassing the second wheel control arm 17, can be supported or is supported on the structure 6 in a spring-loaded and/or damped manner.
- the first part 21 is movable on the structure 6 in a first direction 23 relative to the second part 22, in particular in a translational manner, for the spring-loaded support of the vehicle wheel 3, preferably during or for compression, in particular via the first wheel control arm 4 and the spring and/or damper element 11.
- At least one support element 24 is provided which is designed separately from the respective wheel control arm 4, 17 and the lever element 12 and which has a first connection point 25 via which the support element 24 is coupled in an articulated manner to the lever element 12, in particular at least indirectly or directly.
- the support element 24 preferably has a second connection point 26, in particular spaced apart from the first connection point 25, via which the support element 24 can be coupled or is coupled in an articulated manner to the structure 6, in particular to the chassis 7, in particular at least indirectly or directly.
- the first connection point 25 can be understood as a bearing point, for example, which can be referred to in particular as the seventh bearing point.
- the second connection point 26 can be understood as a bearing point, for example, which can be referred to in particular as the eighth bearing point.
- the support element 24 is preferably designed as a pendulum support.
- the first connection point 25 is arranged at one end on the support element 24, and the second connection point 26 is arranged at the other end on the support element 24.
- the support element 24 is rod-shaped.
- the first connection point 25 is spaced apart from the third and fourth bearing points 13, 15.
- the third bearing point 13 is arranged, for example, between the fourth bearing point 15 and the first connection point 25 on or on the lever element 12.
- Fig. 3 shows the motor vehicle 1 in a schematic partial sectional view or the wheel suspension 2 in a schematic front view according to a further embodiment, in which the fourth bearing point 15 is arranged between the third bearing point 13 and the first connection point 25 on or on the lever element 12.
- the first connection point 25 is preferably spaced apart from the third bearing point 13 and the fourth bearing point 15.
- Fig. 4 shows the motor vehicle 1 in a schematic partial sectional view or the wheel suspension 2 in a schematic front view according to a further embodiment in which the first connection point 25 is designed as the fourth bearing point 15.
- the first connection point 25 is the fourth bearing point 15.
- the support element 24 is thus coupled to the lever element 12 via the fourth bearing point 15, in particular directly.
- the spring and/or damper element 11, in particular the first part 21, the lever element 12 and the support element 24 are connected to one another via the fourth bearing point 15, in particular directly.
- Fig. 5 shows the motor vehicle 1 in a schematic partial sectional view or the wheel suspension 2 in a schematic front view according to a further embodiment.
- the first connection point 25 is designed as the fourth bearing point, equivalent to the embodiment shown in Fig. 4.
- the wheel suspension 2 in the embodiment shown in Fig. 5 has a second lever element 27 which is designed separately from the lever element 12 and is connected to the lever element 12, in particular in an articulated manner, preferably directly, in particular via the third bearing point 13.
- the second lever element 27 has a ninth bearing point 28, in particular spaced apart from the third bearing point 13, via which the second lever element 27 is connected or coupled to the first wheel control arm 4, in particular at least indirectly or directly.
- the lever element 12 which can in particular be referred to as the first lever element 12, is coupled to the first wheel control arm 4 via the second lever element 27.
- the ninth bearing point 28 is preferably spaced apart from the bearing points 5, 8, 13, 15, 18, 19 and/or from the connection points 25, 26.
- the third bearing point 13 is arranged at one end on the second lever element 27, and the ninth bearing point 28 is arranged at the other end on the second lever element 27, for example.
- the second lever element 27 is, for example, rod-shaped.
- Fig. 6 shows the motor vehicle 1 in a schematic and partial sectional view or the wheel suspension 2 in a schematic front view according to a further embodiment in which the lever element 12 is triangular or triangular-like.
- the lever element 12 can therefore in particular as a triangular connector or as a triangular lever element.
- the first connection point 25 is spaced from the third and fourth bearing points 13, 15.
- Fig. 7 shows the motor vehicle 1 in a schematic partial sectional view or the wheel suspension 2 in a schematic front view according to a further embodiment.
- the first part 21, in particular bypassing the second part 22 is coupled to the second wheel control 17, in particular directly.
- the second wheel control 17 has a tenth bearing point 29, via which the second wheel control 17 is coupled or connected, in particular directly, to the first part 21 of the spring and/or damper element 11.
- the tenth bearing point 29 is preferably spaced apart from the bearing points 5, 8, 13, 15, 18, 19 and/or the connection points 25, 26.
- the tenth bearing point 29 is arranged between the fifth and sixth bearing points 18, 19 on or on the second wheel control 17.
- the second part 22 can be coupled or is coupled to the structure 6 via the lever element 12, in particular at least indirectly or directly.
- the second part 22 is connected to the lever element 12 via the fourth bearing point 15, in particular directly.
- the vehicle wheel 3 is coupled or is coupled via the second wheel guide 17, in particular via the sixth and tenth bearing points 19, 29, and via the spring and/or damper element 11, in particular via the first and second parts 21,
- the lever element 12, in particular via the fourth bearing point 15 and/or the third bearing point 13, can be supported or supported on the structure 6 in a spring-loaded and/or damped manner, in particular at least indirectly or directly.
- the second part 22 is coupled or connected to the lever element 12 via the fourth bearing point 15, in particular directly.
- the second part 22, in particular via the fourth bearing point 15, can be pivoted about the second pivot axis 14 relative to the lever element 12.
- the lever element 12 is articulated to the structure 6 via the third bearing point 13, in particular at least indirectly or directly. can be coupled or is coupled.
- the lever element 12 can be pivoted about the first pivot axis 14 relative to the structure 6, in particular via the third bearing point 13, and can be coupled or is coupled to the structure 6, in particular at least indirectly or directly.
- the first wheel control 4 is arranged in the vertical direction 20 of the motor vehicle 1 above the second wheel control 17. This means that the first wheel control 4 is designed, for example, as an upper wheel control with respect to the wheel control 4, 17.
- a, in particular mechanical, loading, in particular force loading, of the second part 22 is accompanied in order to move the second part 22 in a second direction 30 opposite to the first direction 23 relative to the first part 21.
- the first direction 23 and/or the second direction 30 preferably runs parallel to an axial direction of the spring and/or damper element 11.
- the first and/or the second direction 23, 30 runs, for example, at least predominantly, in particular at least substantially, in the vehicle vertical direction 20.
- the first direction 23 has at least one component which runs upwards in the vehicle vertical direction 20.
- the second direction 30 has at least one component which runs downwards in the vehicle vertical direction 20 of the motor vehicle 1.
- the support element 24 is preferably not coupled or coupled in an articulated manner to the structure 6 via the second connection point, in particular directly.
- the third bearing point 13 is arranged, for example, between the fourth bearing point 15 and the first connection point 25 on or on the lever element 12.
- the motor vehicle 1 has at least one longitudinal member 31, which is designed, for example, as an engine longitudinal member.
- the longitudinal member 31 is, for example, part of the body 6 or the longitudinal member 31 is designed separately from the body 6 and, in particular, at least indirectly or directly, connected to the body 6.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202380077781.1A CN120187592A (zh) | 2022-11-10 | 2023-10-26 | 用于机动车的车轮悬架以及机动车 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102022129735.7 | 2022-11-10 | ||
| DE102022129735.7A DE102022129735A1 (de) | 2022-11-10 | 2022-11-10 | Radaufhängung für einen Kraftwagen sowie Kraftwagen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2024099780A1 true WO2024099780A1 (de) | 2024-05-16 |
Family
ID=88585083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2023/079858 Ceased WO2024099780A1 (de) | 2022-11-10 | 2023-10-26 | Radaufhängung für einen kraftwagen sowie kraftwagen |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN120187592A (de) |
| DE (1) | DE102022129735A1 (de) |
| WO (1) | WO2024099780A1 (de) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7185902B1 (en) * | 2003-03-14 | 2007-03-06 | Altair Engineering, Inc. | Strut suspension with pivoting rocker arm |
| DE102011081543A1 (de) * | 2011-08-25 | 2013-02-28 | Zf Friedrichshafen Ag | Flach bauende Radaufhängung mit Strebe, Wippe und quer umgelenktem Dämpferelement |
| DE102015002143A1 (de) * | 2015-02-18 | 2016-08-18 | Audi Ag | Radaufhängung für Kraftfahrzeuge |
| EP2768720B1 (de) | 2011-10-18 | 2017-07-12 | ThyssenKrupp Automotive Systems GmbH | Personenkraftwagen sowie personenkraftwagenmodul |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007041731B4 (de) * | 2007-09-04 | 2011-12-08 | Zf Friedrichshafen Ag | Radaufhängung für ein Fahrzeug |
-
2022
- 2022-11-10 DE DE102022129735.7A patent/DE102022129735A1/de active Pending
-
2023
- 2023-10-26 WO PCT/EP2023/079858 patent/WO2024099780A1/de not_active Ceased
- 2023-10-26 CN CN202380077781.1A patent/CN120187592A/zh active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7185902B1 (en) * | 2003-03-14 | 2007-03-06 | Altair Engineering, Inc. | Strut suspension with pivoting rocker arm |
| DE102011081543A1 (de) * | 2011-08-25 | 2013-02-28 | Zf Friedrichshafen Ag | Flach bauende Radaufhängung mit Strebe, Wippe und quer umgelenktem Dämpferelement |
| EP2768720B1 (de) | 2011-10-18 | 2017-07-12 | ThyssenKrupp Automotive Systems GmbH | Personenkraftwagen sowie personenkraftwagenmodul |
| DE102015002143A1 (de) * | 2015-02-18 | 2016-08-18 | Audi Ag | Radaufhängung für Kraftfahrzeuge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN120187592A (zh) | 2025-06-20 |
| DE102022129735A1 (de) | 2024-05-16 |
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