EP3694732A1 - Dispositif de découplage de vibrations entre deux systèmes et engin de travail - Google Patents

Dispositif de découplage de vibrations entre deux systèmes et engin de travail

Info

Publication number
EP3694732A1
EP3694732A1 EP18829293.2A EP18829293A EP3694732A1 EP 3694732 A1 EP3694732 A1 EP 3694732A1 EP 18829293 A EP18829293 A EP 18829293A EP 3694732 A1 EP3694732 A1 EP 3694732A1
Authority
EP
European Patent Office
Prior art keywords
vertical
machine
absolute
movements
axis
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.)
Pending
Application number
EP18829293.2A
Other languages
German (de)
English (en)
Inventor
Timo Kiefer
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.)
Hydac Systems and Services GmbH
Original Assignee
Hydac Systems and Services GmbH
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 Hydac Systems and Services GmbH filed Critical Hydac Systems and Services GmbH
Publication of EP3694732A1 publication Critical patent/EP3694732A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient 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
    • B60G17/06—Characteristics of dampers, e.g. mechanical dampers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient 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
    • 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
    • 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
    • B60G99/00—Subject matter not provided for in other groups of this subclass
    • B60G99/002—Suspension details of the suspension of the vehicle body on the vehicle chassis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/002—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion characterised by the control method or circuitry
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
    • 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
    • B60G2202/20—Type of damper
    • B60G2202/25—Dynamic damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/05—Attitude
    • B60G2400/053—Angular acceleration
    • B60G2400/0531—Roll acceleration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/05—Attitude
    • B60G2400/053—Angular acceleration
    • B60G2400/0532—Pitch acceleration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/25—Stroke; Height; Displacement
    • B60G2400/252—Stroke; Height; Displacement vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/10—Damping action or damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/17—Proportional control, i.e. gain control
    • B60G2600/172—Weighting coefficients or factors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D33/00—Superstructures for load-carrying vehicles
    • B62D33/06—Drivers' cabs
    • B62D33/0604—Cabs insulated against vibrations or noise, e.g. with elastic suspension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D33/00—Superstructures for load-carrying vehicles
    • B62D33/077—Superstructures for load-carrying vehicles characterised by the connection of the superstructure to the vehicle frame

Definitions

  • the invention relates to a device for vibration decoupling between tween two systems in the form of spring-mass oscillators, of which a system of a moving machine and the other system is assigned to an acting on the Be wegungsmaschine operator who at least partially in movement movements of the moving machine Bewegun Performs to a transverse axis while vertical movements in Rich direction of a vertical vertical axis with an absolute Vertikalgeschwindig speed is subject, which serves as an input variable of control and / or Regeleinrichtun conditions that control a damping system of the one and / or other system to compensate for the vibrations.
  • an assembly which comprises a first element, a second element and a controllable suspension system comprising a controllable damper arranged between the first and the second element and a control system having an acceleration comprises a transmission sensor for detecting acceleration values of the first element and a displacement sensor for detecting values of the distance between the first and the second element.
  • the values detected by the acceleration sensor are integrated by means of an integrator, resulting in the absolute velocity v abs of the first element, and the values detected by the displacement sensor are detected by means of a filter differentiated, resulting in the relative velocity v rei between the first and the second element.
  • the control system further comprises a control unit which determines a desired damping force F desired of the controllable damper using a control strategy to which input the absolute speed v abs and the relative speed v rei are applied.
  • a control strategy in particular for a product of the signal v abs and the signal v rei greater than or equal to 0, the desired damping force F desired is equal to a product of a gain G, the signal v abs and a function that is independent of the absolute velocity v abs and the relative velocity v rel is dependent.
  • the first element comprises a seat and the second element comprises a frame to which the seat is connected.
  • Acceleration sensors regularly have a so-called offset, which is integrated in the integration of the values detected by the acceleration sensor and results in a drift of the signal of the determined absolute velocity v abs , ie in an error of this signal.
  • the signal of the relative velocity vrelr which is determined by a discharge from the signal detected by the travel sensor, is regularly subject to noise.
  • the drift or error of the absolute speed is corrected by a high-pass filtering and is used for noise reduction.
  • tion of the relative speed tries to suppress the noise through a low-pass filter tion.
  • the respective filtering of the respective speed leads, in particular independently of the respective other filtering, to a falsification of the signal of this speed in the form of an offset of the phase of the ascertained speed signal, which is to be corrected in each case.
  • the present invention seeks to improve the known device to the effect that this simple decoupling a system from a walls ren system such that in vibrations of a system by compensating for these vibrations with high accuracy the other system remains vibration-free.
  • the respective pitching motion of the other system is detected by means of at least one rotation rate sensor, the sen respective measured value, preferably amplified only by a predefinable factor, the absolute vertical velocity as an input variable for the subsequent system control results.
  • a rotation rate sensor comes to a set, the angular velocity directly from the sensor, namely, without, in particular previous, complex arithmetic operations, obtainable bar.
  • the absolute vertical speed results in accordance with the invention, in particular only by a predeterminable factor ver strengthens, directly from the detected by the rotation rate sensor Winkelgeschwin speed, so that in this respect at most a little complex gain necessary is.
  • no integration of the measured values detected by the acceleration sensor is necessary, by means of which the offset of the acceleration sensor is integrated and results in a drift of the absolute speed.
  • the rotation rate sensor according to the invention can be used as a micro-electro-mechanical system (MEMS), i. H. be performed as a micromechanical sensor, in particular with at least one targeted to vibrate excited plate and based on the Coriolis principle.
  • MEMS micro-electro-mechanical system
  • the Coriolis force acts on a rotation of the rotation rate sensor on the MEMS, wherein the response of the MEMS is detected by the rotational movement in three dimensions individually to this excitation.
  • Micromechanical sensors have the advantage that they are commercially available cheaply.
  • the yaw rate sensor integrated in the "HIT 1500" product from HYDAC Electronic GmbH is preferably used as a rotation rate sensor.
  • the other system can perform traversing motion movements of the moving machine about its longitudinal axis and thereby subject to further vertical movements in the direction of the vertical vertical axis with a further absolute Vertikalgeschwin speed, which gels Huaweien serve as a further input variable of the control and / or Re.
  • a further absolute Vertikalgeschwin speed which gels Huaweien serve as a further input variable of the control and / or Re.
  • the further absolute vertical speed can superimpose the absolute vertical speed and both speeds can add up in particular to an absolute total vertical speed.
  • the predefinable factor can be derived from the minimum distance of the transverse axis to a point of the other system whose absolute vertical speed is determined, and / or from the minimum distance of the longitudinal axis to another point of the other system whose further absolute vertical speed is determined , Preferably, the factor ent the respective minimum distance. Also the point can correspond to the further point.
  • the respective point of the other system in the sense of a place of the other system is fictitious and is an integral part of the other system.
  • a hardware or software-implemented amplifier is used, the input side, the respective detected by the rotation rate sensor angular velocity is supplied and amplifies this by the jewei time factor, resulting in the absolute vertical velocity or the further absolute vertical velocity in the direction of verti cal vertical axis results.
  • the absolute or further absolute vertical speed is particularly simple, using inexpensive hardware or software-implemented technical means, it is indirect.
  • the point of the other system whose absolute vertical velocity is determined and / or the other point of the other system whose further absolute vertical velocity is determined may be arranged at a respective end of the other system movable in the direction of the vertical vertical axis.
  • Such positioning of the point at the respective, in particular outermost, movable in a pitch or roll motion in the direction of the vertical vertical axis end has the advantage that the distance between the transverse or longitudinal axis and this respective point is maximum, so that the factor by which the respective is amplified by the rotation rate sensor detected angular velocity, ie with which the respective angular velocity is multiplied, is also maximum, whereby the highest possible values and thus meaningful values of the absolute or the further absolute vertical speed are obtainable. It may be provided to determine the absolute vertical speed of an amplifier and / or to determine the further abso lute vertical speed another amplifier.
  • the damping system is controlled in response to positive and negative absolute and other absolute vertical speed values.
  • the yaw rate sensor detects movement away from the one system as the respective high-axis movable end of the other system on which the respective point is located moves , a positive angular velocity, so that the determined respective absolute vertical velocity is also positive.
  • the rotation rate sensor detects a negative angular velocity, where the determined absolute or further absolute vertical speed is also negative ,
  • the other system may, preferably with its one end, on which a system can be pivoted about the transverse axis or the longitudinal axis and, preferably at its other end, connected via at least one damper system to the one system. It is also conceivable that the other system is connected to the one system exclusively via, in particular special four, damper systems. In an exclusive Provision of damper systems extends the transverse and longitudinal axes of the other system through a center of gravity of the other system and the device to which the other system is optionally attached.
  • a respective damper system may be formed as a spring-mass-damper system, wherein a spring-mass-damper system is characterized in that between a mass and another mass or a fixed point, a damper and a spring are arranged.
  • Dampening coefficient achieved the desired damping effect.
  • Active and semi-active damping systems have the advantage over passive damping systems that the damping of the damper to the respective operating state of the system in which the damper application is applicable to passable.
  • the semi-active damping systems have the advantage over active damping systems, in which a designed as an actuator damper energy must be supplied, that the energy consumption is ver reduced and the control system for the damper is less complex.
  • the control strategy for driving the damper may be based, at least in part, on the Skyhook approach.
  • the damping system is particularly preferably designed as a semi-active damping system which is controlled by means of a control strategy according to the Skyhook approach. But it is also possible to realize an active spring-damper system.
  • a single rotation rate sensor For detecting the pitching movement and the rolling movement, a single rotation rate sensor can be provided. It is also conceivable that for detecting the pitching motion a rotation rate sensor and for detecting the rolling movement another rotation rate sensor is provided. In any case, the respective rotation rate sensor detects at least the angular velocity of a Nick movement of the other system about its transverse axis and / or the rolling motion of the other system about its longitudinal axis.
  • One system may be connected to the motion machine and the other system may be directly or indirectly connected to a "cockpit" usable by the operator for driving the motion machine.
  • the subject of the invention is also a work machine, in particular agricultural Work machine, preferably a tractor, with a moving machine, a person usable by a "cockpit” for controlling the moving machine and a device for vibration decoupling between the movement of the machine associated, in particular associated with the motion machine, a system and the cockpit assigned , In particular with the cockpit directly or indirectly connected, other system, according to one of the preceding claims.
  • Movement machine and emitted from this shocks effectively entkop pelt from the cockpit of the moving machine, in particular the cab, so that the cockpit remains beauestge starting vibration and bum-free operation of the machine. In this way it is ensured that the vibrations and impacts do not adversely affect the health of an operator of the work machine.
  • the present invention is the physical context yakrun de that when moving a point on a circle, the or Orbital velocity v of the point on the circle equals the product of the angular velocity w and the radius of the circle r, where the angular velocity w is equal to the derivative of the angle of rotation f by time t:
  • the point is an offset outside the transverse axis or, in the case of rolling movements about the longitudinal axis, an out-of-axis point of the other system which, if the device according to the invention is inactive or not provided, passes through Vibrations of the other system is excited, pitching movement about the transverse axis or rolling movement about the longitudinal axis in the form of movement on a partial circular path of the circle around the respective transverse or longitudinal axis, in which the center of the circle is located.
  • FIG. 1 a, b in a schematic, perspective schematic representation of the device according to the invention each provided with different names.
  • the inventive device comprises two systems 2, 4 in the form of spring-mass oscillators, of which one system 2 with a moving machine of a working machine and the other system 4 with a cockpit for driving theposisma machine having driver's cab of the working machine is connected, where in the working machine, the moving machine, the driver's cab and the cockpit are not shown in the figures.
  • the other system 4 is hinged at its front side of the working machine end about a transverse axis Q pivotally connected to two articulation points 6 on the one system 2 and at its the back of the working machine facing end via two damping systems 8 in the form of a semi-active spring Damper system connected to the one system 2.
  • the respective spring-damper system comprises a spring 10 and a damper not shown in the figures.
  • a rotation rate sensor (not shown in the figures) for detecting angular velocity values is arranged on the other system 4 or on the driver's cab.
  • Fig. 1a shows the device according to the invention in an object-related coordinate system (body frame) x, y, z, whose origin lies in the center of gravity S of the other system and the driver's cab.
  • object-related coordinate system body frame
  • the other system can perform 4 pitching movements about the transverse axis Q.
  • the Rate of rotation sensor detects values of the angular velocity w 1 w 1 of the other system 4 about the transverse axis Q, at which the end of the other system 4 facing the back of the working machine moves towards the egg system 2 or away from the system 2 in particular, a vertical movement in the direction of a vertical vertical axis z with a negative v zl l or positive v zl l absolute vertical speed (FIG. 1 b) executes, which consists of the product of the angular velocity detected by the rotation rate sensor w 1 , w 1 and a factor in the form of the minimum distance L 1 (Fig.
  • the absolute vertical velocity v zl l is determined yields .
  • the values of the angular velocity w 1 detected by the yaw rate sensor are amplified by a factor of 20 by means of a hardware or software-implemented amplifier.
  • the point P of the other system 4 the absolute vertical speed v zl l is determined, located at the extreme, the back of the machine facing the end of the machine .
  • the thus determined absolute vertical velocity v zl l is a control and / or regulating device not shown in the figures supplied , the damping systems 8 to compensate for the vibrations of the other system 4 by means of a control strategy according to the skyhook approach depending on the absolute vertical velocity v In this way the systems are decoupled from each other.
  • the respective articulation point 6 is formed of a spring and / or damper system, comparable to the 8 designated in the figures system.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

L'invention concerne un dispositif et un engin de travail associé servant au découplage de vibrations entre deux systèmes (2, 4) se présentant sous la forme d'oscillateurs masse-ressort, dont un système (2) est associé à une machine de déplacement et l'autre système (4) est associé à un opérateur agissant sur la machine de déplacement et exécute au moins en partie lors de déplacements de la machine de déplacement des déplacements autour d'un axe transversal (Q) et est soumis à des déplacements verticaux en direction d'un axe vertical (z) à une vitesse verticale absolue (vz1,1) qui sert de grandeur d'entrée à des dispositifs de commande et/ou de régulation qui activent l'un (2) et/ou l'autre (4) des systèmes pour la compensation des vibrations d'un système d'amortissement (8). L'invention est caractérisée en ce que le mouvement de tangage respectif de l'autre système (4) est détecté au moyen d'au moins un capteur de vitesse de rotation dont chaque valeur de mesure (ω1), de préférence amplifiée seulement d'un facteur prescriptible (L1), donne la vitesse verticale absolue (vz1,1) en tant que grandeur d'entrée.
EP18829293.2A 2017-12-30 2018-12-17 Dispositif de découplage de vibrations entre deux systèmes et engin de travail Pending EP3694732A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017012140.0A DE102017012140A1 (de) 2017-12-30 2017-12-30 Vorrichtung zur Schwingungsentkopplung zwischen zwei Systemen und Arbeitsmaschine
PCT/EP2018/085189 WO2019129519A1 (fr) 2017-12-30 2018-12-17 Dispositif de découplage de vibrations entre deux systèmes et engin de travail

Publications (1)

Publication Number Publication Date
EP3694732A1 true EP3694732A1 (fr) 2020-08-19

Family

ID=64902025

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18829293.2A Pending EP3694732A1 (fr) 2017-12-30 2018-12-17 Dispositif de découplage de vibrations entre deux systèmes et engin de travail

Country Status (4)

Country Link
US (1) US11529839B2 (fr)
EP (1) EP3694732A1 (fr)
DE (1) DE102017012140A1 (fr)
WO (1) WO2019129519A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019101862A1 (de) * 2019-01-25 2020-07-30 Jungheinrich Aktiengesellschaft Flurförderzeug mit Standplattform

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2749265B1 (fr) * 1996-06-03 1998-09-04 Michel Ets Vehicule a partie de caisse, notamment a cabine de conduite, suspendue elastiquement
US6070681A (en) * 1997-06-13 2000-06-06 Lord Corporation Controllable cab suspension
DE69827946T2 (de) * 1998-10-16 2005-12-29 Same Deutz-Fahr Group S.P.A., Treviglio Landwirtschaftliche Maschine mit selbstausrichtendem Führerhaus
US6115658A (en) 1999-01-04 2000-09-05 Lord Corporation No-jerk semi-active skyhook control method and apparatus
SE513464C2 (sv) * 1999-02-12 2000-09-18 Scania Cv Ab Anordning vid förarhytter för fordon
US6898501B2 (en) * 1999-07-15 2005-05-24 Cnh America Llc Apparatus for facilitating reduction of vibration in a work vehicle having an active CAB suspension system
JP4535599B2 (ja) * 2000-11-01 2010-09-01 株式会社小松製作所 建設車両の運転室支持装置
US6758294B2 (en) * 2002-06-10 2004-07-06 Volvo Trucks North America, Inc. Laterally damped panhard rod cab suspension
AU2003262787A1 (en) * 2002-08-21 2004-03-11 Delphi Technologies, Inc. Controlled truck cab suspension
US7077226B2 (en) * 2002-08-21 2006-07-18 Delphi Technologies,Inc. Controlled truck cab suspension system
DE102005005723A1 (de) * 2005-02-09 2006-08-10 Daimlerchrysler Ag Vorrichtung und Verfahren zur Stabilisierung eines Fahrzeugaufbaus
FR2888781A1 (fr) 2005-07-25 2007-01-26 Renault Sas Procede de commande de systeme d'amortissement de vehicule
US8371562B2 (en) * 2010-05-03 2013-02-12 Tenneco Automotive Operating Company Inc. Double path mount for cab suspension with tilting function
DE102013204024A1 (de) * 2013-03-08 2014-09-11 Zf Friedrichshafen Ag Steuergerät für eine verstellbare Fahrerhauslagerung
US9216778B1 (en) * 2014-06-02 2015-12-22 International Truck Intellectual Property Company, Llc Cab suspension
DE102015214456A1 (de) * 2015-07-30 2017-02-02 Deere & Company Kabinenlagerungsanordnung für ein Nutzfahrzeug
DE102016009081A1 (de) * 2016-07-26 2018-02-01 Man Truck & Bus Ag Verfahren und Vorrichtung zur Steuerung oder Regelung einer Fahrerhaus-Lagerung
US9982413B2 (en) * 2016-10-03 2018-05-29 Cnh Industrial America Llc Cab suspension system for a work vehicle
CA3056539A1 (fr) * 2017-05-01 2018-11-08 Agco Corporation Systeme de suspension de cabine a quatre points
DE202017104785U1 (de) 2017-08-09 2017-09-07 Edag Engineering Gmbh Lager für Fahrerhaus eines Fahrzeugs
US10343729B2 (en) * 2017-10-02 2019-07-09 Cnh Industrial America Llc Suspension system for a work vehicle
US10668954B2 (en) * 2017-11-30 2020-06-02 John Payne Cab and hood suspension with hood tilt
US11203383B2 (en) * 2017-12-21 2021-12-21 Deere & Company Operator station suspension system

Also Published As

Publication number Publication date
US11529839B2 (en) 2022-12-20
WO2019129519A1 (fr) 2019-07-04
US20200346509A1 (en) 2020-11-05
DE102017012140A1 (de) 2019-07-04

Similar Documents

Publication Publication Date Title
DE69731423T2 (de) Radaufhängung-Regelungsgerät mit einem Rechengerät für die relative Geschwindigkeit zwischen gefederter und nicht gefederter Struktur eines Fahrzeuges.
EP3065530B1 (fr) Dispositif pour distribuer des substances actives liquides et/ou solides et procédé de commande d'un tel dispositif
EP3183963B1 (fr) Dispositif d'extraction de liquides et/ou d'agents actifs solides et procédé de commande d'un tel dispositif
DE69929725T2 (de) Auf das Rollen eines Fahrzeugs ansprechende Vorrichtung
DE69019349T2 (de) Einrichtung für die aufhängung eines fahrzeuges.
DE102006016746A1 (de) System zum Erfassen der Lage eines Kraftfahrzeugs relativ zur Straße
DE102009027939A1 (de) Verfahren zur Fahrwerkregelung eines Kraftfahrzeugs, sowie Vorrichtung zur Durchführung
WO2015055680A1 (fr) Dispositif servant à épandre des substances actives liquides et/ou solides et procédé de commande d'un dispositif de ce type
DE102012104358A1 (de) Verfahren und System für eine Quadraturfehlerkompensation
DE69710811T2 (de) Rechengerät für die relative Geschwindigkeit zwischen gefederter und nicht gefederter Struktur eines Fahrzeuges
DE112009000316T5 (de) Dämpfkraftsteuergerät für ein Fahrzeug
DE102010003205A1 (de) Verfahren zur Bestimmung der vertikalen Beschleunigung, der longitudinalen Winkelbeschleunigung und der transversalen Winkelbeschleunigung eines Körpers, insbesondere eines Kraftfahrzeugs
DK2982243T3 (en) Device and method for controlling the movement of a distributor rod system in an agricultural distributor machine
EP3068642A1 (fr) Procédé d'acquisition d'une valeur de réglage
DE19931211B4 (de) Vorrichtung zum Abschätzen der gefederten Masse
WO1991000188A1 (fr) Dispositif pour la regulation du chassis en fonction de la chaussee
EP3694732A1 (fr) Dispositif de découplage de vibrations entre deux systèmes et engin de travail
DE102009009888A1 (de) Verfahren zur Regelung eines Fahrwerks eines Fahrzeugs
DE19835578A1 (de) Vorrichtung zur Ermittlung einer Drehrate
DE19502670C2 (de) Fahrwerk für Schienenfahrzeuge
DE102022124471B4 (de) Schätzvorrichtung, Fahrzeug und Schätzverfahren
EP0299223B1 (fr) Véhicule avec système de stabilisation dynamique de ses mouvements
EP2052885A2 (fr) Procédé et système destinés à influencer le mouvement d'une caisse d'un véhicule automobile ou d'un véhicule, pouvant être commandée ou réglée dans ses déroulements de mouvements
DE102008044000B4 (de) Verfahren zum Regeln einer angeregten Schwingung, Vorrichtung zum Regeln einer angeregten Schwingung
DE3907870C2 (fr)

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20200513

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20210412