EP0945399B1 - Plate-forme de travail mobile à trois véhicules - Google Patents

Plate-forme de travail mobile à trois véhicules Download PDF

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Publication number
EP0945399B1
EP0945399B1 EP99105805A EP99105805A EP0945399B1 EP 0945399 B1 EP0945399 B1 EP 0945399B1 EP 99105805 A EP99105805 A EP 99105805A EP 99105805 A EP99105805 A EP 99105805A EP 0945399 B1 EP0945399 B1 EP 0945399B1
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EP
European Patent Office
Prior art keywords
chassis
vehicle
load
relieving
working platform
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.)
Expired - Lifetime
Application number
EP99105805A
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German (de)
English (en)
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EP0945399A2 (fr
EP0945399A3 (fr
Inventor
Alfons Thihatmer
Klaus Awater
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.)
B Teupen Maschinenbau GmbH
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B Teupen Maschinenbau GmbH
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Publication date
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Publication of EP0945399A2 publication Critical patent/EP0945399A2/fr
Publication of EP0945399A3 publication Critical patent/EP0945399A3/fr
Application granted granted Critical
Publication of EP0945399B1 publication Critical patent/EP0945399B1/fr
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Expired - Lifetime legal-status Critical Current

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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
    • B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
    • B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
    • B66F11/044—Working platforms suspended from booms

Definitions

  • the invention relates to a mobile three-vehicle work platform with an arm extension on a stage chassis a work platform vehicle is arranged, with stage moving elements on both sides of the stage chassis and adjustable support legs attached are, and with one with the stage chassis over one Chassis bearing articulated first relief chassis of a first relief vehicle.
  • a mobile working device is known from US 28 64 625, in which to relieve the wheel load on a work platform vehicle, that carries an arm extension, three pivotable support legs are arranged with a wheel.
  • the support legs can be swiveled with hydraulic cylinders.
  • the work platform vehicle is equipped with a Towing vehicle rigidly coupled and via another hydraulic cylinder pivotally connected.
  • the individual hydraulic cylinders can use control valves be adjusted that of all seven wheels essentially the same load is taken over.
  • US 35 28 524 is a mobile work device with two Vehicles shown.
  • a vehicle is a towing vehicle and the other as a work vehicle with the attached Tools trained.
  • every vehicle transmits its weight as a different wheel load on a floor relief, so that loads can occur that lead to destruction or damage to floors in representative Spaces and churches.
  • the advantages achieved with the invention are in particular in that the aerial platform and the relief vehicle form a unit. Transferred by this whose traversing elements are essentially the same great force on the floor.
  • the floor load for which the respective floor in representative buildings or
  • the bridge coupling unit ensures that the aerial platform and the relief vehicle with the arm arm on top without falling over in curves can be moved.
  • the relief vehicle with extended arm extension as counterweight be used.
  • the stage chassis of the work platform vehicle is open on the one hand a first relief chassis first relief vehicle and on the other opposite Side a second relief chassis second relief vehicle arranged. hereby creates a three-vehicle work platform that supports the total load of all three vehicles, especially the load on the arm arm with the attached attachments, equally distributed.
  • the bridge coupling unit has a chassis bearing through which the stage chassis and the relief chassis are articulated, and one Equilibrium movement device through which the stage chassis and at least one of the relief chassis are non-positively connected. Both Chassis are coupled together so that they behave like a single chassis.
  • the bridge coupling unit can also one Have steering hydraulic cylinders with which the stage chassis and the relief chassis in the chassis warehouse are so pivotable that the stage and the relief travel elements on a common steering radius are movable. This ensures that the working platform and the relief vehicle in the same Moving the track and thus precise maneuvering in particular secure in tight spaces and when moving.
  • Between the two relief chassis and the stage chassis can each have a first constant motion loading device be arranged.
  • first relief chassis and the stage chassis can be the first and between the second Relief chassis and the stage vehicle a second Equal movement loading device can be arranged.
  • This increases the mobility of the relief vehicles differently trained compared to the work platform vehicle.
  • the three-vehicle working platform is therefore opposite Bumps, floor relief caused by different Marked slopes, floor levels and the like is.
  • the second constant motion load device can have a chassis bearing that the stage chassis and the second relief chassis articulated connects with each other. Together with the chassis bearing thus the second relief vehicle compared to the work platform vehicle essentially only pivotable in two planes. Swivels in the third level increase Load the elasticity of the individual parts of the second relief vehicle.
  • the first constant motion loading unit can be a biased one Spring unit or controllable adjustment device be trained. Together with the chassis bearing the first relief vehicle can be pivoted three-dimensionally. The units ensure that the relief procedure essentially always have the same load capacity emanates.
  • the controllable device can be used as a controllable fluid motor, Linear motor or a controllable floor relief hydraulic cylinder unit be trained. This is used together with the chassis bearing ensured that the relief vehicle three-dimensional with constant floor load all movement elements of the three-vehicle working platform can pivot. The control can be done by hand become. Such control is particular then applied when the floor relief is even and straight Inclines, so that all movement elements the three vehicles have the same forces.
  • the floor relief hydraulic cylinder unit can also be one Have hydraulic cylinders.
  • This hydraulic cylinder can consist of a hollow cylinder body in a on the relief chassis arranged relief pivot bearing of Chassis lift pivot bearing and the at least partially is filled with a hydraulic fluid.
  • the hydraulic cylinder also consists of a piston element with a piston arm that is movable in the hollow cylinder body could be.
  • the piston arm can be in a on the stage chassis arranged work pivot bearing can be held.
  • a hydraulic line goes out of the hollow cylinder body in front of the upper one End position of the piston element and goes into it back into the lower end position of the piston element.
  • a hydraulic control valve can be arranged in the hydraulic line his.
  • a sensor element can be provided assigned to one of the relief travel elements and with the hydraulic control valve can be connected.
  • a control unit can be provided for the control, on which the sensor element is arranged and which with the Hydraulic control valve can be connected.
  • Such a control unit can be a computer unit electrical control circuit, a hydraulic control circuit and / or a pneumatic control circuit. Which Embodiment of the control unit is chosen depends on the specific conditions of use.
  • a computing unit makes it possible in relation to the cost of a very extensive and comfortable control with many control options build. Because a hydraulic cylinder too control, there is an intelligent hydraulic Control circuit on.
  • the hydraulic control circuit is just like the pneumatic control circuit robust and can exposed to such high thermal and mechanical loads become.
  • the control unit can also be one with a pneumatic Control circuit cooperating computing unit his.
  • the sensor element can be a pressure, force, displacement or be the same sensor. This makes it possible for yourself changing wheel load immediately and with the changed Signal from the control unit to the hydraulic cylinder adjust accordingly.
  • the platform and relief travel elements can be and relief wheel units or chain units his. Other movement elements can also be used. With the use of wheel units, the movement elements used as they are particularly on the towing vehicles and usually on the chassis of the work equipment available.
  • the aerial platform and the two relief vehicles can be designed as trailer vehicles.
  • To one of the A trailer towing device is attached to relief vehicles.
  • the steering hydraulic cylinders are controlled so that a predetermined steering curve is observed becomes.
  • the chassis and unloading wheel units can be and / or multi-axle chassis.
  • the number the selected axles, especially for the relief vehicles contributes significantly to the equalization of the wheel loads at.
  • the work platform, the first and / or the second relief vehicle can be designed as a drive vehicle his.
  • a self-propelled implement is available That move on even without a towing vehicle leaves.
  • Figures 1 to 3 is a mobile three-vehicle work platform shown. It consists of a work platform vehicle 1, a relief vehicle 3 and a relief vehicle 5. The relief vehicles 3, 5 are with the work platform vehicle 1 connected.
  • the work platform vehicle 1 essentially provides one Mobile telescopic work platform, which is a stage chassis 11, which has a wheel unit 12 on both sides is equipped.
  • the wheel units 12 are single-axle chassis educated. Two opposite wheels the wheel units 12 have tires with a diameter of 450 mm and a width of 230 mm.
  • On the stage chassis 11 are four hydraulically opposite each other controllable support legs 16 arranged (see. Fig. 3). each Support leg 16 carries at its end a support plate 17 and is in a support bearing 18 on a platform 110 of the Stage chassis 11 attached.
  • a turntable 14 is on the stage chassis 11 Arm boom 13 arranged by means of a hydraulic Piston-cylinder arrangement 15 is adjustable in height.
  • the arm arm 13 is designed as a telescopic arm, on which a Work basket (not shown) is located.
  • the relief chassis 31 with the relief wheel unit 32 is three-dimensional with the stage chassis 11 adjustable chassis pivot bearing 33 connected.
  • an asymmetrically mounted steering hydraulic cylinder arrangement 39 is the relief chassis 31 in the chassis pivot bearing 33 compared to the stage chassis 11 in a steering movement L1 pivotable.
  • the relief chassis 31 and the stage chassis 11 are opposite the chassis pivot bearing 33 by a Ground relief hydraulic cylinder unit 35 connected. It includes (see FIG. 5) a hydraulic cylinder 35.1, which is a control unit 36 is assigned.
  • the piston-cylinder arrangement 35.1, 35.2 is on both of them Ends stored in a chassis lift bearing 34, the two Has bearing points, namely a relief pivot bearing 34.1 and a work pivot bearing 34.2.
  • the cylinder is 35.6 the piston-cylinder arrangement 35 in the working rotary bearing 34.2 of the chassis pivot bearing 34 pivotally mounted.
  • the Working pivot bearing 34.2 is located on the stage chassis 11 the stage vehicle 1 below the platform.
  • a piston 35.9 is movably arranged, on which a piston rod 35.2 is attached.
  • the end of Piston rod 35.2 is in the relief pivot bearing 34.1 hinged.
  • the relief pivot bearing 34.1 is located on the relief chassis 31 of the relief vehicle 3.
  • the piston 35.9 moves in the cylinder 35.6, as shown in FIG. 5, from one upper terminal Ko to a lower terminal Ku and back.
  • At the upper end point Ko there is a hydraulic line 35.4 from which at the lower terminal Ku back in the cylinder 35.6 opens.
  • a hydraulic control valve 35.5 is arranged in the hydraulic line 35.4 .
  • the cylinder 35.6 is filled with a hydraulic fluid 35.3, the according to the movements from the top to the bottom End point and vice versa through the hydraulic line and through the hydraulic control valve 35.5 is pressed.
  • Over a Control line 35.7 is the hydraulic control valve with a Control unit 36 connected.
  • the control unit 36 includes a programmable microcomputer, especially one One-chip computer.
  • the control unit 36 is connected via a sensor line 35.8 connected to a sensor element 37.
  • the sensor element 37 can be designed as a force and / or pressure sensor.
  • sensor element 37 is in the relief wheel unit 32 arranged, preferably in the Axis. It can also be located at other locations on the relief wheel unit 32, e.g. with a double-axle chassis in one Axle bearing 40, or be arranged on a wheel axle 41.
  • the Sensor element 37 can also be in the area of the chassis pivot bearing 33 arranged and there as an angle or pressure sensor be trained.
  • the sensor element 37 continuously monitors the position of the relief wheel unit 32 regarding the applied wheel load, changed Angle of attack and the like, used as status signals Z entered and processed in the control unit 36 become.
  • the state signals Z can be a normal state signal be compared.
  • the control unit 36 forms a control signal S in the event of deviations and controls the hydraulic control valve 35.5.
  • the control of the hydraulic control valve causes an enlargement or reducing the cross-section for the one to be flowed through Hydraulic fluid 35.3. If the cross section decreases, the flow of hydraulic fluid becomes more effective Resistance opposed to the possibility of movement of the Piston element 35.9 inhibits or restricts. Will the cross section in the hydraulic control valve 35.5, however, enlarged, the hydraulic fluid becomes little or no resistance opposed to what is easier mobility of the piston element in the cylinder hollow body 35.6 noticeable makes.
  • the second relief vehicle 5 has a relief chassis 51 arranged on the relief wheel units 52 are.
  • the chassis 51 is, as shown in FIGS. 1 and 3, with a chassis bearing 53 connected. Is axially asymmetrical also here a steering hydraulic cylinder 59 between the stage chassis 11 and the relief chassis 51 are arranged and enables a steering movement L2. As in particular Fig. 3 shows, the steering hydraulic cylinder 39 and the Steering hydraulic cylinder 59 diagonally opposite.
  • the relief chassis 51 is, as in particular FIG. 1 shows, also trapezoidal in cross section.
  • On one leg of the A is the relief wheel unit already mentioned 52 arranged. You are opposite the chassis bearing 53, which has also already been mentioned.
  • One embodiment is a controllable floor relief hydraulic cylinder unit. It is similar to that Ground relief hydraulic cylinder unit 35 and enables a stroke movement H2 similar to the stroke movement H1.
  • An associated hydraulic control valve can either from the control unit 36 or a separate control unit, which cooperates with the control unit 36 become. In this case it is in the unloading wheel unit 52 a corresponding sensor element is arranged.
  • a second embodiment which is shown graphically in FIG. 1 has a chassis bearing 54. It is up to it Chassis bearing 53 opposite and connects as a second joint the relief chassis 51 with the stage chassis 11. Both joints 53, 54 together allow a two-dimensional Swiveling the relief chassis 51 opposite the stage chassis 11.
  • the two diametrically opposed steering hydraulic cylinders 39, 59 ensure that the relief chassis 31, the stage chassis 11 behind it and that behind the Stage chassis 11 lying relief chassis 51, such as shown in Fig. 3, on a common steering circle 73 can move. This ensures that the wheel units of all three chassis 11, 31, 51 in one lane run and the outer edges of all three chassis 11, 31, 51 on vertically pointing upwards from the ground Move obstacles equally far away.
  • the relief vehicle 3 is on Towing vehicle with the aid of a towing device (not shown) attached.
  • the arm arm 13 is in the position in FIG. 1 shown position in relation to the work platform vehicle lying in the middle 1 and protrudes up to or over the relief vehicle 5 beyond.
  • the steering hydraulic cylinder 39 extends.
  • a corresponding one Deflection signal is on the diagonally opposite Hydraulic steering cylinder 59 transmitted and causes the Piston rod of the steering hydraulic cylinder 59 is retracted.
  • the Appropriate control of both pistons can be controlled by a hydraulic coupling line or through the already mentioned Control unit 36 can be realized. Become very sensitive Driving on floors is used instead of the chassis swivel bearing 54 the controllable ground relief hydraulics 55 used.
  • the mobile three-vehicle work platform arrives at the place of work suspended from the towing vehicle.
  • One of the three vehicles 1, 3, 5 can be used as a drive vehicle with a motor unit and be equipped with appropriate steering. With With the help of the steering unit, the two relief vehicles 3, 5 compared to the work platform vehicle 1 in the chassis pivot bearings 33, 53 pivoted.
  • the total height of the mobile three-vehicle work platform will be determined by the work platform vehicle 1 in the middle. It is fixed at 1.98 m in order to the height of which is standardized to be able to drive in safely.
  • the Width of the relief chassis 31, 51 is just like that Stage chassis width 94 cm wide. Around the tropic The relief chassis can keep 73 as tight as possible 31, 51 a smaller width than the stage chassis 11 have.
  • the sensor element 37 detects the higher wheel load and uses it to generate the status signals Z.
  • the control unit 36 asks the sensor element 37 constantly on and can immediately respond to changes in state react.
  • the control unit 36 compares the increasing ones State signals Z with the existing standard signal and controls the hydraulic control valve 35.5 so that it its cross section enlarged and the hydraulic fluid 35.5 opposes a low resistance.
  • Fig. 3 Is the three-vehicle work platform designed as it is? is shown in Fig. 3 in plan view, the Wheelbase between the rear relief vehicle 5 and the work platform vehicle 1 relatively low. For this reason both vehicles 1 and 5 only need through the chassis bearings 53 and 54 are connected.
  • the second relief vehicle 5 forms there statically with the work platform vehicle 1 a unit that pivots in the axes of the bearings 53 and 54 is.
  • the support legs 16 When they arrive at the place of use, the support legs 16 are pivoted out. Support the support plate 7 at the end down on the floor 7. Because the support legs can be individually controlled hydraulically, for a horizontal and level adjustment of the stage chassis 3 Be taken care of. In that the relief vehicle 3 and the relief vehicle 5 rigid with the work platform vehicle 1 are connected, the relief vehicles 3 and 5 helping with support during work be used. However, it is only a support for the stage chassis 1 of the stage vehicle via the support legs 16 provided, can be controlled by a corresponding Floor relief hydraulic cylinder unit 35 and - if available - The floor relief hydraulic cylinder unit 55 die rigid coupling with the stage chassis 11 of the work platform vehicle be overridden. Take over here then the support legs 16 only the weight of the entire work platform vehicle 1. Through a targeted The relief vehicles can control the units 35 and / or 55 3 and 5 also used as a counterweight become.
  • the working hydraulic cylinder is used for work to be carried out 15 actuated and the arm arm 13 raised. After that the telescopic rods of the arm arm 13 are extended and the one attached to the top of the last telescopic pole Work basket pivoted to the object on which work is being carried out, e.g. Painting, restoration, carpentry and the like, are to be carried out.
  • the load on the support legs 16 is burdened by the im Person in the work basket and the respective working angle enlarged within the work area.
  • the arm arm 13 When the work is finished, the arm arm 13 is moved with the help the turntable is rotated again over the stage chassis, then retracted using the working hydraulic cylinder 15 and on the stage chassis 11, as shown in Fig. 1, placed. Thereafter, the floor relief hydraulic cylinder unit, if put out of operation 35 and, if available, 55 reactivated. Then the support legs 16 to the Stage chassis 11 pivoted in such a way that they the Take position as shown in Fig. 3. Are the Support legs 16 pivoted, the entire weight of the Work platform vehicle 1, the relief vehicle 3 and of the relief vehicle 5 again equalized on the Chassis wheel units 12 and the relief wheel units 32, 52.
  • the mobile three-vehicle work platform can be within the space on the floor 7 in the manner described and Be moved further, in particular the floor relief hydraulic cylinder unit (s) ensures that the Wheel loads of the wheel units 12, 32 and 52 are the same or substantially stay the same. This ensures that at the necessary work precious floors 7 not only not destroyed, but also not damaged.

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Body Structure For Vehicles (AREA)

Claims (15)

  1. Plate-forme de travail mobile à trois véhicules qui inclut une console (13) de bras qui est disposée sur un chariot (11) de plate-forme d'un véhicule (1) de plate-forme de travail, le chariot (11) de plate-forme comportant des éléments de déplacement (12) de plate-forme et des jambes de force d'appui réglables (16) qui y sont montés sur ses deux côtés, et inclut de plus un premier chariot de délestage (31) d'un premier véhicule (3) de délestage qui est connecté de manière articulée au chariot (11) de plate-forme par un palier (33) de chariot,
       caractérisée en ce que
    un deuxième véhicule de délestage (5), qui inclut un deuxième chariot de délestage (51) et est opposé au premier véhicule de délestage (3) en vue dans la direction de déplacement de la plate-forme de travail à trois véhicules, est connecté de manière articulée par un palier (53) de chariot au véhicule (1) de plate-forme de travail; en ce que
    le chariot (11) de plate-forme est connecté par effet de force avec au moins un véhicule de délestage (3) par l'intermédiaire d'une unité d'accouplement en pont qui comporte un mécanisme d'équilibrage (35, 36, 37) des charges par déplacement, d'une manière telle que le véhicule (1) de plate-forme de travail et les chariots de délestage (3; 5) s'appuient selon une répartition au moins sensiblement uniforme sur un relief (7) de sol qui comprend au moins des éléments plats et des éléments inclinés (71, 72) de sol, au moyen des unités de roues (12) du chariot et des éléments de déplacement (32; 52) de délestage.
  2. Plate-forme de travail à trois véhicules selon la revendication 1, caractérisée en ce que l'unité d'accouplement en pont comporte un vérin hydraulique (39; 59) de braquage au moyen duquel le chariot (11) de plate-forme et le chariot (31 ; 51) de délestage peuvent pivoter dans le palier (39; 59) de chariot d'une manière telle que les éléments de déplacement (12; 32; 52) de plate-forme et de délestage peuvent se déplacer conformément à un rayon de braquage commun (73).
  3. Plate-forme de travail à trois véhicules selon la revendication 1 ou 2, caractérisée en ce qu'un premier mécanisme d'équilibrage (35, 36; 55) des charges par déplacement est disposé respectivement entre les deux chariots de délestage (31; 51) et le chariot (11) de plate-forme.
  4. Plate-forme de travail à trois véhicules selon l'une quelconque des revendications précédentes, caractérisée en ce que le premier mécanisme d'équilibrage des charges par déplacement (35, 36) est disposé entre le premier chariot de délestage (31) et le chariot (11) de plate-forme et un deuxième mécanisme d'équilibrage (54) des charges par déplacement est disposé entre le deuxième chariot de délestage (51) et ce chariot (11) de plate-forme.
  5. Plate-forme de travail à trois véhicules selon la revendication 4, caractérisée en ce que le deuxième mécanisme d'équilibrage des charges par déplacement comporte une articulation à pivotement (54) de chariot qui connecte entre eux le chariot (11) de plate-forme et le deuxième chariot de délestage (51) de façon articulée.
  6. Plate-forme de travail à trois véhicules selon l'une quelconque des revendications précédentes, caractérisée en ce que la première unité d'équilibrage des charges par déplacement consiste en une unité élastique précontrainte ou un mécanisme de réglage (35, 36; 55) qui peut être commandé (35, 36; 55).
  7. Plate-forme de travail à trois véhicules selon la revendication 6, caractérisée en ce que le mécanisme de réglage qui peut être commandé consiste en un moteur fluidique, un moteur linéaire ou une unité d'adaptation (35, 36; 55) au relief de sol par vérin hydraulique.
  8. Plate-forme de travail à trois véhicules selon l'une quelconque des revendications précédentes, caractérisée en ce que l'unité d'adaptation (35, 36; 55) au relief de sol par vérin hydraulique comporte un vérin hydraulique (35.1) qui se compose de:
    un corps creux (35.6) de vérin qui est tenu dans un palier rotatif de délestage (34.1), disposé sur le chariot de délestage (31), du palier rotatif de levage (34) de chariot, et qui est rempli au moins en partie d'un fluide hydraulique,
    un élément de piston (35.9) à bras (35.2) de piston qui sont mobiles dans le corps creux (35.6) de vérin, le bras (35.2) de piston étant tenu dans un palier rotatif (34.2) de travail disposé sur le chariot (11) de plate-forme, et
    une conduite hydraulique (35.4) qui est connectée au corps creux (35.6) de vérin avant les positions supérieure et inférieure (Ko, Ku) de fin de course de l'élément (35.9) de piston, et dans laquelle est montée une vanne hydraulique de réglage (35.5),
       et en ce que la vanne de commande hydraulique (35.5) est connectée à un élément capteur (37) qui est associé à l'un des éléments de déplacement de délestage et qui doit être commandé de la manière suivante:
    a) les états (B) de charge au sol de l'élément de déplacement (32) de délestage, qui sont détectés par l'élément capteur (37) et convertis en signaux (Z) d'état, sont interrogés en permanence,
    b) les signaux d'état détectés (Z) sont évalués, et des signaux de commande (S) pour la vanne hydraulique (35.5) sont formés à partir des signaux d'état (Z) lors de modifications des états (B) de charge au sol, ces signaux de commande régulant le flux du liquide hydraulique (35.3) d'une manière telle que les éléments de déplacement (32) de délestage du chariot de délestage (31) transmettent au relief (7) du sol une charge au sol sensiblement égale à celle que transmettent les éléments de déplacement (12) de plate-forme.
  9. Plate-forme de travail à trois véhicules selon la revendication 8, caractérisée en ce qu'elle comporte une unité de commande (36) sur laquelle est monté l'élément capteur (37) et qui est connectée à la vanne de commande hydraulique (35.5).
  10. Plate-forme de travail à trois véhicules selon la revendication 9, caractérisée en ce que l'unité de commande (36) est une unité informatisée, un circuit de commande électrique, un circuit de commande hydraulique et/ou un circuit de commande pneumatique.
  11. Plate-forme de travail à trois véhicules selon l'une quelconque des revendications 8 à 10, caractérisée en ce que l'élément capteur (37) est un capteur de pression, un capteur de force, un capteur de trajet ou similaire.
  12. Plate-forme de travail à trois véhicules selon l'une quelconque des revendications précédentes, caractérisée en ce que les éléments de déplacement de plate-forme et de délestage sont des unités de chariot et de délestage (12; 32; 52) à roues ou à chaínes.
  13. Plate-forme de travail à trois véhicules selon l'une quelconque des revendications précédentes, caractérisée en ce que les unités de roues de chariot et de délestage sont disposées sur des chariots (11; 31; 51) de plate-forme et de délestage qui consistent en chariots à un ou plusieurs essieux.
  14. Plate-forme de travail à trois véhicules selon l'une quelconque des revendications précédentes, caractérisée en ce que le véhicule de plate-forme de travail et les deux véhicules de délestage (1; 3; 5) sont des remorques.
  15. Plate-forme de travail à trois véhicules selon l'une quelconque des revendications 1 à 13, caractérisée en ce que le véhicule de plate-forme de travail, le premier et/ou le deuxième véhicules de délestage (1; 3; 5) est ou sont motorisé(s).
EP99105805A 1998-03-26 1999-03-23 Plate-forme de travail mobile à trois véhicules Expired - Lifetime EP0945399B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19813278 1998-03-26
DE19813278A DE19813278A1 (de) 1998-03-26 1998-03-26 Mobile Drei-Fahrzeug-Arbeitsbühne

Publications (3)

Publication Number Publication Date
EP0945399A2 EP0945399A2 (fr) 1999-09-29
EP0945399A3 EP0945399A3 (fr) 2002-07-10
EP0945399B1 true EP0945399B1 (fr) 2004-05-19

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EP99105805A Expired - Lifetime EP0945399B1 (fr) 1998-03-26 1999-03-23 Plate-forme de travail mobile à trois véhicules

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DE (2) DE19813278A1 (fr)
DK (1) DK0945399T3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004009199U1 (de) 2004-06-11 2004-09-30 B. Teupen Maschinenbau Gmbh Mobile Hubarbeitsbühne für Arkadengebäude

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2864625A (en) * 1955-02-10 1958-12-16 Hugh M Rush Portable boom support attachment for vehicles
DE1811235A1 (de) * 1968-11-27 1970-06-04 Kloeckner Humboldt Deutz Ag Einen Kran tragendes Strassenfahrzeug
DE69115285T2 (de) * 1990-03-20 1996-07-18 Peter Oesterfaernebo Eriksson Vorrichtung für fahrzeuge.
EP0732300B1 (fr) * 1995-03-15 2000-01-12 B. Teupen Maschinenbaugesellschaft mbH Engin mobile de travail

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EP0945399A2 (fr) 1999-09-29
DE59909501D1 (de) 2004-06-24
DK0945399T3 (da) 2004-09-27
DE19813278A1 (de) 1999-10-07
EP0945399A3 (fr) 2002-07-10

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