EP2686265B1 - Dispositif de chargement utilisant un appareil de chargement télescopique - Google Patents

Dispositif de chargement utilisant un appareil de chargement télescopique Download PDF

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Publication number
EP2686265B1
EP2686265B1 EP12714925.0A EP12714925A EP2686265B1 EP 2686265 B1 EP2686265 B1 EP 2686265B1 EP 12714925 A EP12714925 A EP 12714925A EP 2686265 B1 EP2686265 B1 EP 2686265B1
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EP
European Patent Office
Prior art keywords
drive
boom
telescopic
pivot
telescopic drive
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.)
Active
Application number
EP12714925.0A
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German (de)
English (en)
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EP2686265A1 (fr
Inventor
Josef Erlinger
Hans Heinrich Schmidt
Harald THUMFART
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.)
Wacker Neuson Linz GmbH
Original Assignee
Wacker Neuson Linz GmbH
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Publication of EP2686265A1 publication Critical patent/EP2686265A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/065—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted
    • B66F9/0655—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted with a telescopic boom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
    • B66F17/003—Safety devices, e.g. for limiting or indicating lifting force for fork-lift trucks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B66F9/22—Hydraulic devices or systems

Definitions

  • the invention relates to a device for loading with telescoping loading device, in particular a loading vehicle (1), with at least one telescopic, telescopic drive boom, the rear, vehicle-side boom end is pivotally hinged to a frame and the free end of the boom can be coupled with a loading tool, said the boom is additionally displaceable with a pivot drive between a lower and an upper working position, wherein the boom length is limited in connection with the boom pivot position of a control associated with the telescopic drive and the pivot drive to a range that is a virtual, vertical and perpendicular to the boom pivot axis Level in the region of the free boom end not or not substantially penetrates, wherein the normal distance of the plane to the boom pivot axis is smaller than the largest boom length.
  • Loading vehicles especially telescopic loaders, generally have a tool holder that can be equipped with different attachment tools to perform a variety of jobs.
  • the tool holder On a telescopic loader is usually arranged at the free end of the boom and can be pivoted about an installed at the free end of the boom kinematics about an axis extending transversely to the longitudinal axis of the telescopic loader, whereby, inter alia, an approximate parallel guidance of a tool between lower and upper working position can be guaranteed.
  • Such loading vehicles lift a tool along an arc around the vehicle-side articulation point of the boom, wherein the tool within a Hub Schles wegverlagert forward of the loading vehicle and is shifted back to the loader vehicle after exceeding the maximum distance to the loader vehicle.
  • This arcuate movement can be superimposed by a linear movement by telescoping the boom accordingly.
  • loading devices with telescopic loader which are equipped with at least one telescopic telescopic drive boom, the rear, vehicle-side boom end is hinged to a frame pivot and the free end of the boom can be coupled with a loading tool, the boom in addition with a pivot drive between a lower and an upper working position is displaced and wherein the boom length is limited in connection with the boom pivot position of the telescopic drive and the pivot drive associated control on a range of a virtual, vertical and perpendicular to the boom pivot axis level in the region of the free boom end not penetrates, wherein the normal distance of the plane to the boom pivot axis is smaller than the largest boom length.
  • a visual goods facility which warns an operator of unstable areas is known from US 5,156,237 EP 1312579 A2 known. An intervention in the control is not provided.
  • telehandlers In operation, telehandlers should be able to lift, lower and relocate heavy loads in short periods of time. High demands are placed on the driver with regard to the simultaneity of the control of the individual drives, which can cause hazardous situations, in particular tilting of the loader, if the machine malfunctions. For this reason, telehandlers are equipped with an automatic overload protection, such as those from the DE 10 2009 018072 A1 is known. In the solutions presented so far, for example, the hydraulic connection between the pump and hazardous consumers is switched off in case of overload. So that the vehicle remains stable due to the then acting braking acceleration and in particular does not tip over, the lowering speed of the work equipment is generally or dependent on suitable sensor signals reduced, but this increases the time duration of the work cycles.
  • the invention has the object, a device
  • a telescopic loader to provide can be raised with the high loads in shortened periods, lowered and offset.
  • a movement which is as fast as possible along a vertical over at least one stroke range should also be possible over shorter periods of time.
  • the invention solves this problem by a device according to claim 1, wherein the lifting function of the control of telescopic drive and rotary actuator is manually superimposed, the normal distance of the allowable lifting range limiting plane to the boom pivot axis of the control load dependent, taking into account appropriate security against tilting of the vehicle predetermined is. It is essential that with the system according to the invention areas which can result in a tilting of the vehicle can be recessed automatically from the outset. In principle, all the movements are possible in which the telescopic drive and the rotary actuator accomplish a lifting and lowering movement of the work equipment via a control specification, which does not cause an unauthorized increase in the load torque, in particular about the vehicle front axle as a tilting axis.
  • vertical stroke is understood to mean that a load or a tool is displaced along or behind a vertical which is related to the vehicle coordinate system and is displaced synchronously with the vehicle, in particular during the movement of the vehicle.
  • a load along a straight line can be displaced as well as from a circular or arcuate path, which does not leave the permitted range.
  • telescopic drive and the rotary actuator for the realization of the vertical stroke according to the invention can be automatically controlled by only one control specification.
  • an operator who, for example, removes a heavy load from a shelf can automatically lower the load by the controller immediately after being released, without fear of tipping the vehicle.
  • the load is preferably lowered vertically or partially vertically, for which purpose the telescopic cylinder of the boom is retracted parallel to its lowering movement.
  • the duration of the work cycles can sometimes be increased compared to prior art machines.
  • the invention can be realized in various ways.
  • a hydraulic or electro-hydraulic telescopic drive and rotary actuator will be provided for the charging system.
  • the Vertikalhubfunktion can be made switchable, so if necessary, the machine optionally realize free working cycles in the context of the prior art or can perform lifting and lowering movements in Vertikalhub.
  • an oil volume flow for example, initially supplied to the pivot drive for raising / lowering the boom.
  • the displaced in the rotary actuator or displaced oil flow for example, on the opposite side of the piston of a hydraulic cylinder displaced volume flow, it is fed to the telescope drive.
  • the in turn displaced in the telescopic drive volume flow is preferably discharged to the tank.
  • the area ratios of the hydraulic actuators must be matched to the desired Vertikalhubterrorism for these simple conditions.
  • one or the other volume flow can still be supplied or withdrawn from hydraulic fluid, for example also as a function of the respective pivoting angle of the arm.
  • logic functions can be routed into the controller to achieve load independent lift ratios.
  • system variables such as lengths, angles of rotation, forces, accelerations u. Like. Be returned from the system in the controller.
  • the control can also be supplemented by a control. In the control is further provided that the lifting or lowering movement is continued unimpaired when completely off or retracted telescopic cylinder.
  • corresponding elements can be added to realize safety-related shutdown paths of the system.
  • the swivel drive can be assigned a compensation drive connected in parallel with the swivel drive, which is connected in series with the telescopic drive, wherein the volume flow displaced in the compensation drive or telescope drive drives the telescopic drive or compensating drive.
  • an automatic positive coupling between rotary actuator and telescopic drive is realized by a compensation drive, preferably in conjunction with a logic element.
  • the compensation drive is for this purpose, for example, connected to the mast and thus directly mechanically coupled to the pivot drive for lifting / lowering.
  • oil quantity is shifted in the compensating drive.
  • This is fed to the telescopic drive.
  • the telescopic movement for the lowering / lifting movement can be adjusted such that the articulation point for the tool or the tool itself is moved at least almost in the vertical stroke.
  • the logic element may include required safety functions as well as allowing normal pivotal movement when a drive is in its end position. For this purpose, it is possible to conduct additional volume flows via the logic element. It is also possible to supply a volume flow to compensate for shortages which arise as a result of superimposed telescoping movements.
  • the compensating drive may exceed a dead center when the boom is displaced between the lower and the upper working positions in order to achieve a movement path of the free arm end extending at least almost along a vertical.
  • the Vertical stroke also in the lower stroke range of the device realized by the fact that the conveying direction is reversed in the compensation drive when passing through the dead center.
  • the telescopic drive and the pivot drive are connected in parallel, wherein in at least one supply line to the drives a flow divider is provided.
  • the forced coupling between the telescopic drive and rotary actuator is realized on actuation of the lifting / lowering function on the control by a quantity sharing of the flow flowing to the telescopic drive and rotary actuator flow.
  • the amount of division is independent of the load in an adjustable ratio.
  • This telescopic drive and rotary actuator are supplied in parallel and the desired movement is implemented. If a drive is moved to an end position, the circuit ensures that the other drive can continue to be moved without restriction. For example, so always lowering movements are possible even with full Einteleskop réelle the boom.
  • the logic allows oversteer of the telescopic movement on the vertical stroke movement in a particularly simple manner, but only insofar as no unauthorized high tipping moment can be effective.
  • a flow divider may be provided in at least one supply line between telescopic drive and rotary drive, the excess fluid preferably returns to a tank.
  • the forced coupling between telescopic drive and rotary actuator is achieved by operating the lift / lower function on the control by a serial circuit, but which extends the functionality of the pure serial interconnection.
  • the volume flow coming from the control part upon actuation of the lifting function is first directed to the telescopic drive, for example.
  • the flowing back from the other displacement of the telescopic drive volume flow is fed to a flow divider.
  • a adjustable amount of the volume flow now reaches the rotary actuator, whereby the desired lifting function can be realized. Excess amount is returned to the tank.
  • An inventive charging system for a telescopic loader 1 comprises a telescopic, equipped with a telescopic drive 2 boom 4, the lower, vehicle-side boom end is pivotally hinged to a frame 5 and the free end of the boom with a loading tool 6 can be coupled, the boom 4 in addition to a rotary actuator 7 is displaceable between a lower and an upper working position.
  • the boom length L is dependent on the boom pivot position, in particular from the boom pivot angle ⁇ , of a the telescopic drive 2 and the pivot drive 7 associated control 8 to a Area B limited to a virtual, vertical and perpendicular to the cantilever pivot axis 11 standing plane E in the region of the free boom end 12, wherein the normal distance N of the plane E to boom pivot axis 11 smaller than the largest boom length L G but larger than the smallest boom length L K is.
  • boom length L is specified as a function of the boom pivot position by the control 8 associated with the telescopic drive 2 and the pivot drive 7 in the sense of at least partially stopping or achieving an at least partially constant distance of the free boom end 12 to the plane E, a vertical displacement of a load can be achieved be made.
  • the maximum boom length L G is reached, a vertical movement of the load in or parallel to the plane E can be realized.
  • the invention is presented by means of block diagrams or circuit diagrams for a hydraulic or an electro-hydraulic telescopic drive 2 and pivot drive 7.
  • the control is the switching logic 10 in front of how much energy to supply the respective drive is to map the desired lifting function to the load.
  • a feedback of system variables to the controller 8 is indicated.
  • a control is thus optionally provided.
  • the supply unit 9 can also record a circuit part or parts of the controller.
  • Telescopic drive 2 and 7 rotary actuator are connected in series, wherein the displaced in the telescopic drive 2 or in the rotary actuator 7 volume flow drives the rotary actuator 7 or the telescopic drive 2.
  • the swivel drive is actuated for lifting and the hydraulic fluid flow displaced in the swivel drive on the opposite side is forwarded via the switching logic 10 to the telescopic drive 2.
  • the displaced in the telescopic drive 2 liquid is returned, for example, to the supply unit, the control guide member 9 and optionally in the tank.
  • Fig. 4 In the block diagram after Fig. 4 is the pivot drive 7 associated with a pivot drive 7 parallel balancing drive 13, which is connected in series with the telescopic drive 2 via the control logic 10, wherein the displaced in the compensation drive 13 or telescopic drive 2 volume flow drives the telescopic drive 2 or the compensation drive 13, depending on whether the boom should be raised or lowered.
  • FIG. 5 is a block diagram with serial interconnection of rotary actuator 7 and telescopic drive 2 shown with serial connection, wherein in the connecting line between the telescopic drive 2 and pivot drive 7, a flow divider 14 is provided, the excess fluid in a tank, which is for example part of the supply 9, returns.
  • a parallel interconnection with additional flow divider 14 is provided.
  • the switching logic is in turn with 10 and includes various, optionally controlled by the controller 8 switching or control valves.
  • Fig. 7 shows a direct coupling, namely a series connection between the telescopic drive 2 and pivot drive 7, wherein each displaced on an opposite piston surface amount of hydraulic fluid from a cylinder is used to control the other cylinder.
  • FIG Fig. 8 A simplified circuit for a vertical lowering movement with serial connection and with additional flow divider 14 is shown in FIG Fig. 8 shown.
  • the volume flow from the supply device 9 of a pump passed through valves 10 to the telescopic drive 2 and displaced on the bottom side of the telescopic cylinder oil is forwarded by the flow divider 14 to the swing cylinder. Excess amount is returned from the flow divider into a tank.
  • a bypass line is provided in order to enable even after a complete extension / retraction of the telescopic drive 2 against the stop and an adjustment of the rotary actuator 7, in turn.
  • a parallel connection of the telescopic drive 2 and pivot drive 7 shows, for example Fig. 9 ,
  • a circuit variant with compensation drive 13 is, for example, in Fig. 10 shown.
  • the operation is similar to the variant after Fig. 7 ,
  • the defined division ratio between the movement speeds of telescopic drive 2 and pivot drive 7 is determined via the compensation drive 13.
  • the displaced during a pivoting movement of the boom in the compensation drive 13 amount of fluid directly for the telescoping process of the jib.
  • Safety circuits and functionally relevant valves complemented the structure again.

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Operation Control Of Excavators (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Claims (14)

  1. Dispositif de chargement avec un dispositif de chargement télescopique, en particulier un véhicule de chargement (1), avec au moins une flèche (4) télescopique, équipée d'un entraînement télescopique (2), dont l'extrémité arrière de la flèche, côté véhicule, est articulée pivotable au niveau d'un cadre (5) et dont l'extrémité libre (12) de la flèche peut être couplée à un outil de chargement (6), la flèche (4) pouvant en outre être déplacée avec un entraînement pivotant (7) entre une position de travail inférieure et supérieure, la longueur de la flèche (L) en association avec la position de pivotement de la flèche étant limitée par une commande (8) associée à l'entraînement télescopique (2) et à l'entraînement pivotant (7) sur une zone (B), qui ne dépasse pas ou guère d'un plan (E) virtuel vertical et perpendiculaire à l'axe de pivotement de la flèche (11) dans la zone de l'extrémité libre (12) de la flèche, l'écart normal (N) entre le plan (E) et l'axe de pivotement de la flèche étant inférieur à la plus grande longueur (Lg) de la flèche, caractérisé en ce que la fonction de levage de la commande (8) de l'entraînement télescopique (2) et de l'entraînement pivotant (7) peuvent être superposées manuellement, l'écart normal entre le plan limitant la zone de levage permise et l'axe de pivotement de la flèche pouvant être prédéfini par la commande en fonction de la charge en tenant compte des sécurités correspondantes contre tout basculement du véhicule.
  2. Dispositif selon la revendication 1, caractérisé en ce qu'il existe un rapport, réglable, des vitesses de travail entre l'entraînement télescopique et l'entraînement pivotant.
  3. Dispositif selon la revendication 1 ou 2, caractérisé en ce qu'il existe un rapport fixe des vitesses de travail entre l'entraînement télescopique et l'entraînement pivotant.
  4. Dispositif selon l'une des revendications 1 à 3, caractérisé en ce que la longueur de la flèche est prédéfinie en fonction de la position de pivotement de la flèche lors de l'élévation et/ou de l'abaissement de la flèche (4) par la commande (8) associée à l'entraînement télescopique (2) et à l'entraînement pivotant (7), dans le sens d'un arrêt, au moins par endroit, du plan (E) ou d'une exécution d'un écart constant, au moins par endroit, de l'extrémité libre (12) de la flèche par rapport au plan (E).
  5. Dispositif selon l'une des revendications 1 à 4, caractérisé en ce que sont prévus un entraînement télescopique (2) électrohydraulique ou hydraulique et un entraînement pivotant (7).
  6. Dispositif selon l'une des revendications 1 à 4, caractérisé en ce que sont prévus un entraînement télescopique (2) électrique et un entraînement pivotant (7).
  7. Dispositif selon l'une des revendications 1 à 4, caractérisé en ce que l'entraînement télescopique (2) et l'entraînement pivotant (7) sont couplés mécaniquement.
  8. Dispositif selon la revendication 5, caractérisé en ce que l'entraînement télescopique (2) et l'entraînement pivotant (7) sont connectés en série, le flux volumique refoulé dans l'entraînement télescopique (2) ou donc l'entraînement pivotant entraînant l'entraînement pivotant (7) ou l'entraînement télescopique (2).
  9. Dispositif selon la revendication 5 ou 8, caractérisé en ce qu'est affecté à l'entraînement pivotant (7) au moins un entraînement de compensation (13) monté en parallèle à l'entraînement pivotant (7) qui est connecté en série avec l'entraînement télescopique (2), le flux volumique refoulé dans l'entraînement de compensation (13) ou l'entraînement télescopique (2) entraînant l'entraînement télescopique (2) ou l'entraînement de compensation (13).
  10. Dispositif selon la revendication 9, caractérisé en ce qu'au moins un entraînement de compensation (13) dépasse une position de point mort lors d'un déplacement de la flèche (4) entre la position de travail inférieure et supérieure, en vu d'atteindre une trajectoire de mouvement, passant au moins à proximité le long d'une verticale, de l'extrémité libre (12) de la flèche.
  11. Dispositif selon la revendication 5 ou 6 caractérisé en ce que, dans au moins une ligne l'alimentation entre l'entraînement télescopique (2) et l'entraînement pivotant (7), il est prévu un répartiteur de quantités (14), en particulier un diviseur de courant, de conception roue dentée ou de conception vanne, qui renvoie le fluide en excès, de préférence, dans un réservoir.
  12. Dispositif selon la revendication 5, caractérisé en ce que l'entraînement télescopique (2) et l'entraînement pivotant (7) sont montés en parallèle, étant prévu, dans au moins une ligne d'alimentation de l'entraînement télescopique (2) et de l'entraînement pivotant (7), un répartiteur de quantités (14), en particulier un diviseur de courant, de conception roue dentée ou de conception vanne.
  13. Dispositif selon l'une des revendications 1 à 12, caractérisé en ce que la précision de la commande est augmentée par un retour des grandeurs de système au niveau de la commande ou en ce que la commande est complétée d'un dispositif de régulation.
  14. Machine de travail mobile, en particulier véhicule de chargement avec un dispositif selon l'une des revendications 1 à 13.
EP12714925.0A 2011-03-16 2012-03-13 Dispositif de chargement utilisant un appareil de chargement télescopique Active EP2686265B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT3602011A AT511319B1 (de) 2011-03-16 2011-03-16 Vorrichtung zum Laden mit teleskopierbarer Ladeeinrichtung
PCT/AT2012/050034 WO2012122581A1 (fr) 2011-03-16 2012-03-13 Dispositif de chargement utilisant un appareil de chargement télescopique

Publications (2)

Publication Number Publication Date
EP2686265A1 EP2686265A1 (fr) 2014-01-22
EP2686265B1 true EP2686265B1 (fr) 2015-02-18

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EP12714925.0A Active EP2686265B1 (fr) 2011-03-16 2012-03-13 Dispositif de chargement utilisant un appareil de chargement télescopique

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EP (1) EP2686265B1 (fr)
AT (1) AT511319B1 (fr)
WO (1) WO2012122581A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018108169A1 (de) 2017-04-06 2018-10-11 Liebherr-Werk Bischofshofen Gmbh Mobile Arbeitsmaschine, insbesondere Radlader zum Holzumschlag
EP4242160A1 (fr) 2022-03-08 2023-09-13 Kramer-Werke GmbH Machine de construction ou machine agricole
EP3617130B1 (fr) * 2018-08-27 2025-01-29 Claas Material Handling GmbH Dispositif de chargement pourvu de dispositif de chargement télescopique

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Publication number Priority date Publication date Assignee Title
ITMO20120260A1 (it) * 2012-10-24 2014-04-25 Andrea Benassi Sistema di compensazione telescopica per macchine di sollevamento per l'ottenimento della verticalita' di sollevamento e discesa del carico
EP3555375B1 (fr) 2016-12-16 2024-07-31 Doosan Bobcat North America, Inc. Chargeuse avec bras de levage télescopiques
USD832551S1 (en) 2017-10-12 2018-10-30 Clark Equipment Company Loader
USD832552S1 (en) 2017-10-12 2018-10-30 Clark Equipment Company Lift arm for loader
DE102018121287A1 (de) 2018-08-31 2020-03-05 Claas Material Handling Gmbh Verladefahrzeugstruktur
DE102021121163A1 (de) 2021-08-13 2023-02-16 Danfoss Power Solutions Gmbh & Co. Ohg Verbesserter Teleskoplader

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Publication number Priority date Publication date Assignee Title
US6374153B1 (en) * 1999-03-31 2002-04-16 Caterpillar Inc. Apparatus and method for providing coordinated control of a work implement
US6779961B2 (en) * 2001-10-29 2004-08-24 Ingersoll-Rand Company Material handler with electronic load chart
GB0416336D0 (en) * 2004-07-22 2004-08-25 Bamford Excavators Ltd Method of operating a machine
DE102007045532A1 (de) * 2007-09-24 2009-04-02 Linde Material Handling Gmbh Teleskopstapler
DE102009006168A1 (de) * 2009-01-26 2010-07-29 Jungheinrich Aktiengesellschaft Gegengewichtsstapler
DE102009018072A1 (de) * 2009-04-20 2010-10-21 Robert Bosch Gmbh Mobile Arbeitsmaschine mit Beschleunigungssensor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018108169A1 (de) 2017-04-06 2018-10-11 Liebherr-Werk Bischofshofen Gmbh Mobile Arbeitsmaschine, insbesondere Radlader zum Holzumschlag
DE102018108169B4 (de) 2017-04-06 2022-01-27 Liebherr-Werk Bischofshofen Gmbh Mobile Arbeitsmaschine, insbesondere Radlader zum Holzumschlag
EP3617130B1 (fr) * 2018-08-27 2025-01-29 Claas Material Handling GmbH Dispositif de chargement pourvu de dispositif de chargement télescopique
EP4242160A1 (fr) 2022-03-08 2023-09-13 Kramer-Werke GmbH Machine de construction ou machine agricole
DE102022105449A1 (de) 2022-03-08 2023-09-14 Kramer-Werke Gmbh Baumaschine oder Landmaschine

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WO2012122581A1 (fr) 2012-09-20
AT511319B1 (de) 2013-05-15
AT511319A1 (de) 2012-10-15
EP2686265A1 (fr) 2014-01-22

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