WO2014046601A1 - Procédé et système de réglage d'une configuration de véhicule - Google Patents

Procédé et système de réglage d'une configuration de véhicule Download PDF

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Publication number
WO2014046601A1
WO2014046601A1 PCT/SE2013/051083 SE2013051083W WO2014046601A1 WO 2014046601 A1 WO2014046601 A1 WO 2014046601A1 SE 2013051083 W SE2013051083 W SE 2013051083W WO 2014046601 A1 WO2014046601 A1 WO 2014046601A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
tilt
adjusting
vehicle configuration
horizontal position
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
Application number
PCT/SE2013/051083
Other languages
English (en)
Inventor
Daniel RICKNÄS
Cecilia FORSGREN
Sverker HÖGBOM
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Scania CV AB
Original Assignee
Scania CV AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Scania CV AB filed Critical Scania CV AB
Priority to DE112013004177.4T priority Critical patent/DE112013004177T5/de
Publication of WO2014046601A1 publication Critical patent/WO2014046601A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/017Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their use when the vehicle is stationary, e.g. during loading, engine start-up or switch-off
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/016Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input
    • B60G17/0165Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input to an external condition, e.g. rough road surface, side wind
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/018Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/019Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the type of sensor or the arrangement thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60PVEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P1/00Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
    • B60P1/02Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with parallel up-and-down movement of load supporting or containing element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60PVEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P1/00Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
    • B60P1/04Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
    • B60P1/045Levelling or stabilising systems for tippers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2300/00Indexing codes relating to the type of vehicle
    • B60G2300/02Trucks; Load vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00Indexing codes relating to the regulated action or device
    • B60G2500/30Height or ground clearance

Definitions

  • the invention concerns a method for level adjustment of a vehicle configuration according to the preamble to claim 1 .
  • the invention also concerns a system for level adjustment of a vehicle configuration according to the preamble to claim 8.
  • the invention further concerns a vehicle.
  • the invention also concerns a computer program and a computer program product.
  • the load platform be as horizontal as possible. If the load platform is tilted and relatively heavy cargo such as a loading pallet is to be loaded or unloaded, the risk of damage is present, as the loading pallet could start to roll and it may be difficult to restrain it.
  • Current distribution vehicles are usually equipped with air suspension on at least the rear axle, but often on the front axle as well. Using such a suspension, the driver can adjust the tilt of the vehicle relative to the horizontal plane. This is usually accomplished in that, so as to be better able to determine the tilt of the load platform, the driver stands outside the vehicle with a remote control and thereby manually adjusts the levels of the individual axles.
  • One object of the present invention is to provide a method for level adjustment of a vehicle configuration that facilitates the level adjustment thereof.
  • One object of the present invention is to provide a system for level adjustment of a vehicle configuration that facilitates the level adjustment thereof.
  • a method for level adjustment of a vehicle configuration comprises the step of adjusting the tilt of the vehicle configuration to an essentially horizontal position by means of the level adjusting functions of the vehicle configuration, wherein the step of adjusting the tilt of the vehicle configuration comprises the steps of: obtaining information about the tilt of the vehicle configuration by means of tilt sensing devices, and of adjusting the tilt of the vehicle configuration to an essentially horizontal position by means of the level adjusting functions of the vehicle configuration on the basis of said information.
  • Level adjustment of the vehicle configuration is hereby facilitated in that the operator need not carry out any necessary level adjustments himself.
  • level adjustment is enabled in that the tilt of the vehicle configuration is adjusted to an essentially horizontal position without the operator having to adjust manually, with the appurtenant risk of misjudging the tilt. Because such adjustments can occur relatively quickly and without manual adjustment by the operator, the risk is reduced that the driver/operator will dispense with adjusting in order to save time even if a level adjustment is needed.
  • said vehicle configuration includes at least one of the units consisting of a vehicle cab, vehicle load platform, vehicle chassis and rear liftgate unit.
  • the step of adjusting the tilt of the vehicle configuration to an essentially horizontal position pertains to said vehicle load platform.
  • This enables efficient loading and unloading in that the tilt of the vehicle load platform is hereby adjusted to an essentially horizontal position without the operator himself having to make this determination.
  • Safe loading and unloading is further enabled in that the tilt of the vehicle load platform is adjusted to an essentially horizontal position without the operator having to adjust manually, with the appurtenant risk of misjudging the tilt, and in that adjustment can occur relatively quickly and without manual adjustment by the operator, which lowers the risk that the driver/operator will dispense with making an adjustment in order to save time. The risk of injury during loading and unloading is thus reduced.
  • the step of adjusting the tilt of the vehicle configuration to an essentially horizontal position pertains to said vehicle cab.
  • Level adjustment of the vehicle cab so that the vehicle cab is essentially horizontal is hereby facilitated, which improves the comfort of the driver while, for example, resting in the cab when the vehicle is parked on sloped terrain.
  • the step of adjusting the tilt of the vehicle configuration to an essentially horizontal position pertains to said vehicle chassis.
  • Level adjustment of the vehicle chassis so that the vehicle chassis is essentially horizontal is hereby facilitated, which can, for instance, be advantageous in a goods vehicle with a crane where use of the crane is facilitated if the vehicle chassis is essentially horizontal.
  • the step of adjusting the tilt of the vehicle configuration to an essentially horizontal position pertains to said rear liftgate. Loading and unloading are hereby facilitated, and the safety during loading and unloading increases.
  • the step of adjusting said rear liftgate to an essentially horizontal position is carried out in order to compensate for imperfections in the horizontal adjustment of said load platform. Loading and unloading is hereby facilitated and the safety during loading and unloading increases in that the rear liftgate is adjusted to an essentially horizontal position even if the slope of the terrain is such that the load platform of the vehicle cannot be adjusted to a horizontal position but rather exhibits a certain tilt despite having been adjusted.
  • a system for level adjustment of a vehicle configuration which system comprises means for adjusting the tilt of the vehicle configuration to an essentially horizontal position by means of the level adjusting functions of the vehicle, wherein said means for adjusting the tilt of the vehicle configuration comprise means for: obtaining information regarding the tilt of the vehicle configuration from tilt sensing devices, and means for adjusting the tilt of the vehicle configuration to an essentially horizontal position by means of the level adjusting functions of the vehicle configuration on the basis of said information.
  • Level adjustment of the vehicle configuration is hereby facilitated in that the operator need not carry out any needed level adjustments himself.
  • level adjustment is enabled in that the tilt of the vehicle configuration is adjusted to an essentially horizontal position without the operator having to adjust manually, with the appurtenant risk of misjudging the tilt. Because such adjustment can occur relatively quickly and without manual adjustment by the operator, the risk is reduced that the driver/operator will dispense with an adjustment in order to save time even if a level adjustment is needed.
  • said vehicle configuration comprises at least one of the units vehicle cab, vehicle load platform and rear liftgate.
  • said means for adjusting the tilt of the vehicle configuration to an essentially horizontal position pertain to means for adjusting said vehicle load platform.
  • This enables efficient loading and unloading in that the tilt of the vehicle load platform is hereby adjusted to an essentially horizontal position without the operator himself having to make this determination.
  • Safe loading and unloading is further enabled in that the tilt of the vehicle load platform is adjusted to an essentially horizontal position without the operator having to adjust manually, with the appurtenant risk of misjudging the tilt, and in that adjustment can occur relatively quickly and without manual adjustment by the operator, which lowers the risk that the driver/operator will dispense with making an adjustment in order to save time. The risk of injury during loading and unloading is thus reduced.
  • said means for adjusting the tilt of the vehicle configuration to an essentially horizontal position pertain to means for adjusting said vehicle cab.
  • Level adjustment of the vehicle cab so that the vehicle cab is essentially horizontal is hereby facilitated, which improves the comfort of the driver while, for example, resting in the cab when the vehicle is parked on sloped terrain.
  • said means for adjusting the tilt of the vehicle configuration to an essentially horizontal position pertain to means for adjusting said vehicle chassis.
  • Level adjustment of the vehicle chassis so that the vehicle chassis is essentially horizontal is hereby facilitated, which can, for instance, be advantageous in a goods vehicle with a crane where use of the crane is facilitated if the vehicle chassis is essentially horizontal.
  • said means for adjusting the tilt of the vehicle configuration to an essentially horizontal position pertain to means for adjusting said rear liftgate. Loading and unloading are hereby facilitated, and the safety during loading and unloading increases.
  • said means for adjusting said rear liftgate to an essentially horizontal position are arranged so as to compensate for imperfections in the horizontal adjustment of said load platform. Loading and unloading are hereby facilitated and the safety during loading and unloading increases in that the rear liftgate is adjusted to an essentially horizontal position even if the slope of the terrain is such that the load platform of the vehicle cannot be adjusted to a horizontal position but rather exhibits a certain tilt despite having been adjusted.
  • Fig. 1 schematically illustrates a motor vehicle according to one embodiment of the present invention
  • Fig. 2 schematically illustrates a system for level adjustment of a vehicle configuration according to one embodiment of the present invention
  • Figs. 3a-e schematically illustrate the vehicle in Fig. 1 in various tilt, loading and unloading situations
  • Fig. 4 schematically illustrates a block diagram of a method for level adjustment of a vehicle configuration according to one embodiment of the present invention
  • Fig. 5 schematically illustrates a computer according to one embodiment of the present invention.
  • link refers herein to a communication link, which can be a physical line, such as an opto-electronic communication line, or a non-physical line, such as a wireless connection, for example a radio or microwave link.
  • Fig. 1 schematically illustrates a motor vehicle 1 according to one embodiment of the present invention.
  • the exemplary vehicle 1 consists of a heavy vehicle in the form of a goods vehicle.
  • the vehicle comprises a system 1 for level adjustment of a vehicle configuration according to the present invention.
  • Fig. 2 schematically illustrates a system for level adjustment of a vehicle configuration according to one embodiment of the present invention.
  • the system 1 comprises an electronic control unit 100 for said level adjustment of a vehicle configuration of the vehicle.
  • the system I further comprises tilt sensing devices 1 10 for obtaining information about the tilt of the vehicle configuration and consequently configured so as to obtain information about the tilt of the vehicle configuration.
  • Said vehicle configuration comprises at least one of the units consisting of a vehicle cab, vehicle load platform, vehicle chassis or rear liftgate of said vehicle.
  • said tilt sensing devices 1 10 are arranged so as to obtain information about the tilt of said vehicle cab. According to one variant, said tilt sensing devices 1 10 are arranged so as to obtain information regarding the tilt of said vehicle load platform. According to one variant, said tilt sensing devices 1 10 are arranged so as to obtain information regarding the tilt of said vehicle chassis. According to one variant, said tilt sensing devices 1 10 are arranged so as to obtain information regarding the tilt of said rear liftgate.
  • said tilt sensing devices 1 10 comprise accelerometer devices 112.
  • said accelerometer devices 1 12 are included in the customary vehicle accelerometer configuration of the anti-skid system of the vehicle and/or the customary vehicle accelerometer configuration for a clutch actuator. Said accelerometer devices are configured so as to determine the tilt of the vehicle configuration based on a given assumption regarding a gravitational constant.
  • Said accelerometer devices are configured so as to determine the tilt of the vehicle cab using a given assumption regarding a gravitational constant.
  • Said accelerometer devices are configured so as to determine the tilt of the vehicle load platform using a given assumption regarding a gravitational constant.
  • Said accelerometer devices are configured so as to determine the tilt of the vehicle chassis using a given assumption regarding a gravitational constant.
  • Said accelerometer devices are configured so as to determine the tilt of the rear liftgate vehicle cab using a given assumption regarding a gravitational constant.
  • said tilt sensing devices 1 10 comprise pressure sensing devices 1 14 in the air suspension system of the vehicle.
  • Said pressure sensing devices 1 14 comprise pressure sensing devices arranged in respective air suspension devices.
  • Said pressure sensing devices 1 14 are arranged so as to sense pressures in connection with each respective vehicle axle/vehicle wheel, i.e. the pressure in each respective air suspension device in the air suspension system.
  • said tilt sensing devices 1 10 comprise a pendulum device 1 16.
  • the pendulum device 1 16 is arranged so as to sense the angle at which the vehicle configuration of the vehicle is inclined relative to the horizontal plane.
  • the system I further comprises level adjusting means 120 for adjusting the tilt of the vehicle configuration to an essentially horizontal position.
  • said level adjusting means 120 are contained in the vehicle configuration.
  • Said level adjusting means 120 have level adjusting functions for said adjusting of the tilt of the vehicle configuration to an essentially horizontal position.
  • said vehicle configuration comprises an air suspension system for a vehicle.
  • said level adjusting means 120 consist of an air suspension system of a vehicle configuration, which system comprises air suspension devices, such as bellows devices, for adjusting the tilt of the vehicle to an essentially horizontal position.
  • the air suspension devices of the air suspension system can have any suitable design whatsoever, depending on, for example, whether the vehicle is equipped with a bogie and/or additional wheel axles in which a plurality of air suspension devices are present, for example, an additional pair.
  • the system I further comprises adjustment activating means 130 for activating said adjustment of the tilt of the vehicle to an essentially horizontal position.
  • said adjustment activating means comprise a control device 130.
  • said adjustment activating means consist of a control device 130.
  • said control device 130 is vehicle-borne and, according to one variant, arranged in connection to the driver seat for easy access by the driver prior to said adjustment.
  • said control device comprises a pushbutton, a rotary device or the equivalent for activating said adjustment.
  • said control device 1 30 is spring-loaded and, according to one variant, contained in a spring unit that the driver/operator can carry with him to thereby obtain access prior to said adjustment.
  • said control device 130 comprises a pushbutton, a rotary device or the equivalent for activating said adjustment.
  • the electronic control unit 100 is signal-connected to said tilt sensing devices 1 10 so as to obtain information about the tilt of the vehicle configuration via a link 10a.
  • the electronic control unit 100 is arranged via the link 10a so as to receive a signal from said tilt sensing devices 1 10 representing tilt data for the tilt of the vehicle configuration.
  • the electronic control unit 100 is signal-connected to said adjustment activating means 130 for activating adjustment of the tilt of the vehicle via a link 30.
  • the electronic control unit 100 is arranged via the link 30 so as to receive a signal from said adjustment activating means 130 representing activating data for activating adjustment of the tilt of the vehicle configuration.
  • said activating data comprise data for activating adjustment of the tilt of the vehicle cab and/or the tilt of the vehicle load platform and/or the tilt of the vehicle chassis and/or the tilt of the rear liftgate unit.
  • the electronic control unit 100 is signal-connected to said level adjusting means 120 for adjusting the tilt of the vehicle configuration via a link 20a.
  • the electronic control unit 100 is arranged via the link 20a so as to send a signal to said level adjusting means 120 representing adjustment data for adjusting the tilt of the vehicle configuration .
  • said adjustment data comprise height data for the respective air suspension devices in said air suspension system.
  • said adjustment data comprise data for adjusting the tilt of the vehicle cab and/or the tilt of the vehicle load platform and/or the tilt of the vehicle chassis and/or the tilt of the rear lift gate unit.
  • the electronic control unit 100 is signal-connected to said level adjusting means 120 via a link 20b.
  • the electronic control unit 100 is arranged via the link 20b so as to receive a signal from said level adjusting means 120 representing level data for the current level of said level adjusting means, i.e. the height of the respective air suspension devices, according to one variant.
  • the electronic control unit 100 is signal-connected to said tilt sensing devices 1 10 via a link 10b.
  • the electronic control unit 100 is arranged via the link 10b so as to send a signal to said tilt sensing devices representing tilt sensing device activation data for activating the retrieval of information regarding the tilt of the vehicle configuration.
  • the electronic control unit 100 is arranged so as to process said activation data from said adjustment activating means 130, i.e. from said control device 130 according to one variant, for said activation. According to one variant, said tilt sensing device 1 10 is thereby activated, whereupon the electronic control 100 receives and processes tilt data for the tilt of the vehicle configuration from said tilt sensing device 1 10. The electronic control unit 100 receives and processes tilt data for the tilt of the vehicle cab and/or the vehicle load platform and/or the vehicle chassis and/or the rear liftgate unit from said tilt sensing device 1 10.
  • the electronic control unit 100 is arranged so as, upon receiving said activation data, to process said tilt data for the tilt of the vehicle configuration, and on the basis of said tilt data, to send adjustment data to said level adjusting means 120 for adjusting the tilt of the vehicle configuration, according to one variant, for adjusting the tilt of the vehicle cab and/or the tilt of the vehicle load platform and/or the tilt of the vehicle chassis and/or the tilt of the rear liftgate unit.
  • the tilt of the vehicle configuration is arranged so as to be adjusted in both the longitudinal direction of the vehicle and transversely thereto by means of front and/or rear air suspension devices in the air suspension system of the vehicle and/or by means of right and/or left air suspension devices in the air suspension system of the vehicle.
  • said adjustment is achieved by means of an iterative process in order to thereby achieve an essentially horizontal position of the vehicle configuration, according to one variant the vehicle cab and/or the vehicle load platform and/or the vehicle chassis and/or the rear liftgate unit.
  • Said level adjusting means for adjusting said rear liftgate unit to an essentially horizontal position are arranged so as to compensate for imperfections in the horizontal adjustment of said load platform. Loading and unloading are thereby facilitated, and safety during loading and unloading is increased in that the rear liftgate unit is adjusted to an essentially horizontal position even if the slope of the terrain is such that the load platform of the vehicle cannot be adjusted to a horizontal position but exhibits a certain tilt despite having been adjusted.
  • Figs. 3a-e schematically illustrate the vehicle in Fig. 1 in connection with various slopes of the road/ground G and various loading and unloading situations.
  • the vehicle has a vehicle cab 2, a vehicle load platform 3, a vehicle chassis 4 and a rear liftgate unit 5, which can be folded toward and away from the rear end piece of the vehicle and raised and lowered between the load platform L of the vehicle and a ground level G.
  • the vehicle could also be designed as a vehicle that does not have a load platform.
  • Fig. 3a schematically illustrates the vehicle 1 on an uphill grade with an angle a1 prior to level adjustment for, for example, loading/unloading.
  • Fig. 3b schematically illustrates the vehicle 1 on an uphill slope as in Fig. 3a following adjustment by means of the system I according to the present invention, wherein the rear liftgate unit 5 is folded down.
  • Fig. 3c schematically illustrates the vehicle 1 in connection with a loading ramp L, wherein the vehicle is on a slight downhill slope with an angle a2, and wherein the tilt of the load platform 3 of the vehicle is adjusted by means of the system I according to the present invention.
  • Fig. 3d schematically illustrates the vehicle 1 on an uphill slope with an angle a3 following adjustment by means of the system I according to the present invention, wherein the adjustment of the horizontal tilt of said load platform is imperfect due to a limitation of the level adjusting means, according to one variant a limitation in the height adjustment of the air suspension devices of the air suspension system of the vehicle, so that the load platform 3 of the vehicle tilts at an angle a4 that is smaller than the angle a3 of the uphill slope.
  • the system is arranged so as, by means of said level adjusting means, to adjust said rear liftgate unit to an essentially horizontal position, so that the rear liftgate unit is essentially horizontal despite the fact that the load platform of the vehicle tilts.
  • FIG. 3e schematically illustrates a frontal view of the vehicle cab 2 of the vehicle 1 on a lateral slope with an angle a5, wherein the tilt of the vehicle cab is adjusted to an essentially horizontal position by means of the system I according to the present invention.
  • Fig. 4 schematically illustrates a block diagram of a method for level adjustment of a vehicle configuration according to one embodiment of the present invention.
  • the method for level adjustment of a vehicle configuration comprises a first step S1 .
  • Information about the tilt of the vehicle configuration is obtained in this step by means of a tilt sensing devices.
  • the method for level adjustment of a vehicle configuration comprises a second step S2.
  • the tilt of the vehicle configuration is adjusted by means of the level adjusting functions of the vehicle to an essentially horizontal position on the basis of said information.
  • the apparatus 500 comprises a non-volatile memory 520, a data-processing unit 510 and a read/write memory 550.
  • the non-volatile memory 520 has a first memory section 530 in which a computer program, such as an operating system, is stored to control the function of the apparatus 500.
  • the apparatus 500 further comprises a bus controller, a serial communication port, I/O devices, an A D converter, the time and date input and transfer unit, an event counter and a termination controller (not shown).
  • the non-volatile memory 520 also has a second memory section 540.
  • a computer program P contains routines for adjusting a vehicle configuration according to the innovative method.
  • the program P contains routines for obtaining information about the tilt of a vehicle configuration by means of the tilt sensing devices.
  • the program P contains routines for adjusting the tilt of a vehicle configuration by means of the lift adjusting functions of the vehicle configuration to an essentially horizontal position on the basis of said information.
  • the program P can be stored in an executable form or in a compressed form in a memory 560 and/or in a read/write memory 550.
  • the data-processing unit 510 executes a certain part of the program that is stored in the memory 560, or a certain part of the program that is stored in the read/write memory 550.
  • the data-processing device 51 0 can communicate with a data port 599 via a data bus 515.
  • the non-volatile memory 520 is intended to communicate with the data-processing unit 510 via a data bus 512.
  • the separate memory 560 is intended to communicate with the data-processing unit 510 via a data bus 51 1 .
  • the read/write memory 550 is arranged so as to communicate with the data-processing unit 510 via a data bus 514. For example, the links appurtenant with the control unit 100 can be connected to the data port 599.
  • the data-processing unit 510 When data are received at the data port 599, they are stored temporarily in the second memory section 540. Once received input data have been stored temporarily, the data-processing unit 510 is arranged so as to execute code in a manner as described above.
  • the signals received at the data port 599 can be used by the apparatus 500 to obtain information about the tilt of a vehicle configuration by means of tilt sensing devices.
  • the signals received at the data port 599 can be used by the apparatus 500 to adjust the tilt of a vehicle configuration by means of the level adjusting functions of the vehicle configuration to an essentially horizontal position on the basis of said information.
  • Parts of the methods described herein can be performed by the apparatus 500 with the help of the data-processing unit 510, which runs the program stored in the memory 560 or the read/write memory 550.
  • the apparatus 500 runs the program, the methods described herein are executed.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Vehicle Body Suspensions (AREA)
PCT/SE2013/051083 2012-09-20 2013-09-17 Procédé et système de réglage d'une configuration de véhicule Ceased WO2014046601A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112013004177.4T DE112013004177T5 (de) 2012-09-20 2013-09-17 Verfahren und System zur Höheneinstellung einer Fahrzeugkonfiguration

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1251057A SE1251057A1 (sv) 2012-09-20 2012-09-20 Förfarande och system för nivåreglering hos fordonskonfiguration
SE1251057-4 2012-09-20

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Publication Number Publication Date
WO2014046601A1 true WO2014046601A1 (fr) 2014-03-27

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PCT/SE2013/051083 Ceased WO2014046601A1 (fr) 2012-09-20 2013-09-17 Procédé et système de réglage d'une configuration de véhicule

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DE (1) DE112013004177T5 (fr)
SE (1) SE1251057A1 (fr)
WO (1) WO2014046601A1 (fr)

Cited By (3)

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EP2965930A1 (fr) * 2014-07-09 2016-01-13 Haldex Brake Products GmbH Appareil de commande pour une installation a air comprime d'un vehicule utilitaire
DE102015003589B4 (de) 2014-04-03 2018-12-27 Scania Cv Ab Verfahren und System zur Erleichterung der Be- und Entladung eines Kraftfahrzeugs
JP2023535044A (ja) * 2020-07-21 2023-08-15 ジャガー・ランド・ローバー・リミテッド 車両用アクティブサスペンション制御システム及び方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE542901C2 (en) 2018-12-07 2020-09-15 Scania Cv Ab A method, performed by a control device in a vehicle, for controlling a vehicle position in relation to a platform

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