EP2213198B1 - Assise de meuble - Google Patents

Assise de meuble Download PDF

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Publication number
EP2213198B1
EP2213198B1 EP20100151954 EP10151954A EP2213198B1 EP 2213198 B1 EP2213198 B1 EP 2213198B1 EP 20100151954 EP20100151954 EP 20100151954 EP 10151954 A EP10151954 A EP 10151954A EP 2213198 B1 EP2213198 B1 EP 2213198B1
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EP
European Patent Office
Prior art keywords
column
connecting rod
furniture
telescopic
piston
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
EP20100151954
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German (de)
English (en)
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EP2213198A1 (fr
Inventor
Jürgen HÖRMANN
Timo Wurster
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Veyhl GmbH
Original Assignee
Veyhl GmbH
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Publication date
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Publication of EP2213198A1 publication Critical patent/EP2213198A1/fr
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Publication of EP2213198B1 publication Critical patent/EP2213198B1/fr
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B9/00—Tables with tops of variable height
    • A47B9/12—Tables with tops of variable height with flexible height-adjusting means, e.g. rope, chain
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B9/00—Tables with tops of variable height
    • A47B9/10—Tables with tops of variable height with vertically-acting fluid cylinder

Definitions

  • the invention relates to a furniture base with at least one first furniture leg, wherein at least the first furniture leg has a telescopic column.
  • the legs can be made adjustable in length as a telescopically extendable column.
  • the length adjustment can be driven for example by a motor drive or by a manually operated spindle drive.
  • an alls Einzelhubzylinder running gas spring is integrated into the column, which is a pressure cylinder device with a pressure cylinder in which a piston arranged at one end of a piston rod is guided. If the column is to carry heavy loads, a hydraulic cylinder may also be used as the pressure cylinder device.
  • a pressure cylinder device is referred to, in which only exactly one piston rod is guided in exactly one piston, so that the maximum achievable when pulling out the piston rod from the piston stroke corresponding to the length of the piston rod.
  • This Druckzylindervorric, hhrt serves to facilitate the length adjustment when telescoping the column.
  • the column has at least two telescoping column areas.
  • the pressure cylinder device exerts a force pushing the column areas apart. This makes it easier to adjust the column against gravity.
  • Such disengagement facilitations also secure such a column against inadvertent shortening, i. slipping, accidental release of the associated lock, that is, inadvertent unlocking the length adjustment.
  • the invention has for its object to provide a furniture base with at least a first formed as a telescopic column furniture leg, which has a wider range of applications. It is a further object of the invention to provide a table with such a furniture base.
  • the subject of the furniture substructure is achieved by a furniture substructure with the features specified in claim 1, the object relating to the table by a table having the features specified in claim 12
  • the Möblunterbau invention has at least one first furniture leg with a telescopic, ie collapsible and retractable, column with a first and a second column end portion, wherein the first and the second column end portion are connected to each other via a central pillar portion and the pillar portions are telescopic against each other in the longitudinal axis direction of the column.
  • the column areas are preferably designed as tubes with, for example, a circular cross-section and give the column the rigidity necessary for a support function.
  • a push rod drive provided with a first and a second push rod and a push rod displacement transmission device.
  • the push rod displacement transmission device is adapted to transmit a parallel to the longitudinal axis of the column directed displacement of the push rods on the other of the push rods such that the push rods move in the opposite direction parallel to the longitudinal axis of the column.
  • Such push rod drives are known in the art.
  • the push rods are designed as racks and are on opposite sides of a gear to each other in a parallel position, with the gear engaged.
  • the gear then forms the push rod displacement transmission device. If the gear rotates about its center, then the push rods are displaced in opposite directions to each other along their longitudinal axes.
  • a corresponding device can of course also with a wheel (guide wheel) and adjoining push rods with a flat surface, which has sufficient friction to not slip through the wheel, be executed.
  • a pressure cylinder device which is preferably designed as a single stroke cylinder, is provided with a pressure cylinder, in which a piston arranged at one end of a piston rod is guided.
  • the pressure cylinder and the push rod displacement transmission device of the push rod drive are fixedly secured to the central pillar part and the second push rod is coupled to the second pillar end region relative to one another in a positionally stable manner.
  • the end of the piston rod facing away from the piston and the first push rod are coupled to one another in a positionally stable manner with the first end column region via a coupling.
  • the first push rod acts on a lifting or lowering movement of the piston rod in the pressure cylinder as a drive push rod of the push rod drive.
  • the couplings may be e.g. be designed as fittings, jamming and / or welding.
  • the couplings may also be indirect, i. be executed with an intermediate part. Further, the couplings can also be carried out via counter bearings on which at least one of the push rods is supported in a telescoping of the column.
  • the table top can form an abutment of the first push rod and / or a socket provided at the free end of the second column end portion can form an abutment for the second push rod.
  • coupling serving fortifications can then be omitted.
  • the column parts are controlled against each other by the push rod drive slidably. Since two push rods are provided with opposite coupled displacement direction, a stroke movement of the piston in the pressure cylinder and an associated stroke of the piston rod in a stroke length doubling the extension length, ie a doubled stroke of the column, can be implemented.
  • the table height adjustability according to the E 527-1 standard can thus be easily achieved.
  • the length adjustment of the column e.g. when used as a table leg, the height adjustment of the table with this table leg, can be done quickly and without much effort.
  • the column is inexpensive to produce. It is an environmentally friendly, emission-free drive the length adjustment by the use of the pressure cylinder device possible.
  • the telescopic column can be used in areas / environments that do not permit or permit the use of electrical and / or hydraulic systems.
  • the column can be made very compact, so that when transporting the column only small space requirement. Further
  • the column can be designed very robust, so that a high weight load of a table with a column is possible as a table leg.
  • synchronization means are provided, set up the displacement of the push rods of the telescopic column of the first furniture leg with the displacement of the push rods of the telescopic column of the second furniture leg with each other, such that the displacement of the push rods of one of the columns forces a corresponding displacement of the push rods of the other telescopic column ,
  • a synchronization tilting moments can be compensated, which can occur when one of the columns is loaded unevenly relative to the other column, i. e.g. a table having a furniture base according to the invention is loaded by pressing on only one edge of its table top or in height, for example, should be reduced.
  • the push rod displacement transmission device of the pillar of the second furniture leg around two planetary gears, preferably gears, circulating around it circulating means, preferably a chain or a toothed belt, on, wherein the push rods are attached to the circulating means such that the Push rods move while rotating in the opposite direction parallel to the longitudinal axis of the column of the second furniture leg.
  • the epicyclic wheels are then rotatably mounted about their centers on the central pillar region, so that the circulatory means form an oval shape with a longitudinal axis direction in the column longitudinal axis direction, whereby a maximized extension length of the pillar can be achieved.
  • the telescopic columns each have displacement transmission means and the synchronization means comprise a shaft connecting the first and the second telescopic column and rotatably mounted about their longitudinal axis.
  • the displacement of the respective push rods of one of the columns in each case in a rotation of the shaft can be transmitted via the displacement transmission means. In this way, a simple and robust synchronization of the displacements of the push rods in the columns can be achieved.
  • the width of the table is determined only by the width of the table top and the length of the shaft.
  • a table can be stored in the modular principle in individual parts, ie columns and table tops and widths, and assembled if necessary. It is also possible to couple more than two telescoping columns with the synchronization means as described.
  • opposite ends of the columns provided Tischfußausleger and / or provided at the ends of such a table side parts with an integrated drive system may be formed identically on each column.
  • the displacement transmission means of the individual columns each have a toothed drive with a toothed belt or a chain revolving around a first and a second toothed wheel.
  • a rope or belt circulating around rollers can also be used.
  • the first gear, or a first roller mounted with its / its axis of rotation at each of a free end of the shaft and the second gear, or a second roller, is mounted on the respective first column end.
  • push rod means are fixed, which are rigidly coupled with a free end to the central pillar region of the respective pillar.
  • the first gear, or the first roller can be positioned in one region of the column at one of its free ends, preferably at the free end of the first column end region, in particular if this is designed as an inner column.
  • the telescopic column of the second furniture leg is formed according to the first furniture leg with a pressure cylinder device, this is another preferred embodiment.
  • the push rod displacement transmission device comprises two planetary gears, preferably gears, for circulating means arranged around it, preferably a chain or a toothed belt.
  • the circulating means can also be designed as a rope or a band.
  • the planetary gears are then rotatably mounted about their midpoints directly or indirectly to the central column area, whereby the push rod displacement transmission device at the middle Column part is attached.
  • the push rods are attached to the circulating means, each with a free end of the push rods such that the push rods move during rotation in the opposite direction parallel to the longitudinal axis of the column.
  • the circulating around the planetary intake means form an oval shape whose longitudinal axis extends in the longitudinal axis direction of the column.
  • the column has a releasable locking device, set up to lock the position of at least one of the pillar regions relative to another of the pillar regions.
  • the column can also apply a great resistance to pushing together in an extended state.
  • the pressure cylinder device is designed as a gas spring.
  • Gas springs are very robust and inexpensive. A gas spring can be easily and quickly replaced without the entire drive system, ie the entire column to dismantle.
  • the gas spring is designed as a blockable gas spring, wherein the Gaskoibenbetatigungsvornchtung is provided at the piston end facing away from the piston rod, set by the actuation of a position of the piston in the gas cylinder to lock and / or change.
  • gas springs are e.g. used in height-adjustable office chairs. These gas springs thus have an already installed as standard locking device, so that only one operating lever for this locking device must be provided on the column.
  • the first column end region is configured as an inner column and the second column end region is configured as an outer column.
  • the column In a conventional installation position of the DruckzyHndervoriques with upward retracting movement of the piston rod, the column can then be placed upwardly tapering.
  • the storage stable coupling of the piston end facing away from the piston rod with the drive push rod is preferably mediated via a fastening of the piston end facing away from the piston rod and the drive push rod on the inner column and the second push rod is fixedly secured to the outer column.
  • the indirect coupling of the drive push rod with the piston rod facilitates the assembly and disassembly of the column.
  • the shaft can, in a region of the first column areas adjoining the free ends of the first column regions, have the telescopic columns connect.
  • the shaft is then positioned in an area directly under the table top. As a result, the wave does not interfere with the use of the table.
  • the telescoping column of the second furniture leg according to a telescopic column with a pressure cylinder device, preferably with a gas pressure spring is also very advantageous. Prolongation of the column during telescoping is then supported evenly in both columns.
  • the function of the push rod which is arranged in the column end region of the piston rod, is taken over by the piston rod, so that can be dispensed with this push rod.
  • the same function can also be achieved if in the telescoping column of the printing cylinder is rotated by 180 °.
  • the piston would be able to replace the corresponding push rod.
  • the FIG. 1 shows a telescopic column.
  • FIG. 2 shows an embodiment of a telescoping column, are provided in the displacement transmission means.
  • FIG. 3 shows a table with a furniture base according to the invention.
  • a telescopic column 1 is shown,
  • the column 1 has a first and a second column end region 3, 4, wherein the first 3 and the second column end region 4 are connected to one another via a central column region 5 and the column regions 3, 4, 5 are telescopic in the longitudinal axis direction of the column 1.
  • the telescoping is shown symbolically in the figure by a double arrow.
  • the first column end region 3 is designed as an inner column and the second column end region 4 is configured as an outer column, ie, when the column regions 3, 4, 5 are pushed together, the first column end region 3 is inserted into the middle column region 5 and the middle column region 5 becomes the second column end region 3 Pillar end 4 inserted.
  • the columns ranges 3,4,5 may be configured, for example, tubular with a round cross-section. However, there are also open, eg U-shaped profiles as column areas 3,4,5.
  • the column 1 has a push rod drive with a first push rod 8 and a second push rod 9 and a push rod displacement transmission device 10.
  • the push rod drive is arranged within the column areas 3,4,5.
  • the push rod displacement transmission device 10 By the push rod displacement transmission device 10, a directed parallel to the longitudinal axis of the column 1 displacement of one of the push rods 8.9 are transferred to the other of the push rods 8.9 so that the push rods 8.9 move in the opposite direction parallel to the longitudinal axis of the column 1 ,
  • These opposing displacements of the push rods 8,9 are shown symbolically in the figure by arrows, the arrowheads in the directions of movement of the push rods 8,9 when pulling apart, or pressures of the column 1 show.
  • two planetary gears 12, 13 formed, for example, as toothed wheels, are rotatably mounted about their center at the central pillar region 5 such that the distance between the toothed wheels is not changed by the telescoping of the pillar 1.
  • a holder 15 is provided within the central column region 5, which is fastened to a base plate 16 of the central column region 5 by means of a screw 20.
  • the Schubstanqenverschiebungsübertragungsvorraum 10 is thus fixed on the planet gears 12, 13 fixed to the middle sheufen Scheme 5.
  • the epicyclic wheels 12, 13 are e.g. arranged as a chain circulating means 22 which rotates when turning the epicyclic wheels 12, 13 around the same.
  • the chain, or the circulating means 22, is / are placed around the gears in an oval shape.
  • the circulation means 22 thus have a closed shape and are so taut that they can not slip.
  • the push rods 8.9 are attached to the chain 22 such that the push rods 8.9 move during rotation of the chain 22 in the opposite direction parallel to the longitudinal axis of the column 1.
  • the second push rod 9 is coupled to the second column end region 4 in a positionally stable manner and the first push rod 8 is coupled to the first column end region 3 in a positionally stable manner with respect to one another.
  • the coupling is exemplary by screwing with one screw 20 shown.
  • the circulation of the chain therefore causes via the displacement of the push rods 8.9 telescoping the column areas 3,4,5 against each other.
  • the second push rod 9 passes through an opening in the base plate 16 of the central pillar region fifth
  • a pressure cylinder device designed as a gas pressure spring is arranged within the column areas 3, 4, 5 with a pressure cylinder 31, in which a piston 33 arranged at one end of a piston rod 32 is guided.
  • the pressure cylinder 31 is, like the gears 12,13 of the push rod drive, fixedly attached to the central column part 5, e.g. screwed to the base plate 16 of the central column area 5 by means of a screw 20.
  • the piston-remote end of the piston rod 32 and the first push rod 8 are coupled to one another in a storage-stable manner with the first column end region 3 via a coupling, i. For example, screwed by means of one screw 20 at the first column end 3.
  • the first push rod 8 acts on a lifting or lowering movement of the piston rod 32 in the pressure cylinder 31 as a drive push rod of the push rod drive. That this drive rod transmits a lifting or lowering movement of the piston rod 32 on the rotating chain 22 of the push rod drive, whereby the chain 22 performs a circulation movement about the gears 12,13 of the push rod drive and the second push rod 9 is moved in the opposite direction to the movement of the drive push rod so that the column areas 3,4,5 of the column 1 are synchronously telescoped into or out of each other.
  • a gas piston actuating device 40 is shown symbolically. By the operation of which is a position of the piston 33 in the pressure cylinder 31 can be locked and / or changed, so the gas spring is configured as a lockable gas spring, as used for example in office chairs.
  • the gas piston actuating device 40 thus forms a releasable locking device of the column 1, by means of which a position of at least one of the sheulenbere1che 3,4,5 relative to another of the column areas 3,4,5 can be locked.
  • FIG. 2 is an embodiment of a telescopic column 41 according to FIG. 1 however, displacement transfer means 50 are additionally provided.
  • the displacement transmission means 50 By means of the displacement transmission means 50, a displacement of the push rods 8, 9 of the columns can be transmitted in one turn of a shaft. The latter serves to achieve synchronization of telescoping or telescoping when telescoping two telescoping columns.
  • This embodiment of the telescopic column is in particular for use in a furniture substructure according to the invention, as in eg FIG. 3 is shown, suitable,
  • the displacement transfer means 50 By means of the displacement transfer means 50, the relative movement of the central pillar region 5 to the first pillar end region 3 when telescoping the pillar is translated into a rotational movement of a toothed wheel 52 fastened to the first pillar end region 3 in the region of the free end of the first pillar end region 3 about its center.
  • Gears are symbolically drawn in the figures without teeth. These Relative movement corresponds to the orbital movement of the chain 22 of the push rod displacement transmission device 10 of the push rod drive. It is therefore also the circulation movement of the chain 22 of the push rod drive is transmitted to the gear 52,
  • the displacement transmission means 50 a toothed drive with a about a first and a second gear 52,53 circulating toothed belt 55 or a chain.
  • the first gear 52 is the aforementioned gear 52 mounted with its rotation axis at the free end of the first column end portion 3.
  • the second gear 53 is also mounted on the first column end portion 3, so that the distance of the gears 52, 53 from each other when telescoping the column is not changed.
  • push rod means 60 are fixed, which are rigidly coupled with a free end to the central pillar region 5 of the column. These push rod means 60 are formed in the column shown by the pressure cylinder 31 of the gas spring.
  • the pressure cylinder 31 is at one end screwed to the base part 16 of the central pillar region 5 and the other end it is fastened by means of a mounting plate 62 on the toothed belt 55 and on the chain. As a result, said rigid coupling is achieved.
  • FIG. 3 shows a table with a furniture substructure 70 according to the invention in a perspective view.
  • the Möbleunterbau 70 has two telescopic columns 41.71, which are used as furniture legs, ie as table legs.
  • a table top 72 is attached to the free ends of the pillars 41,71.
  • the telescopic column 41 of the first furniture leg is made according to the telescopic column FIG. 2 educated.
  • the telescopic column 71 of the second furniture leg is also according to the telescoping column FIG. 2 formed, but with no gas spring is present.
  • the pillar 71 of the second furniture leg also has displacement transmission means 50a with a gear drive.
  • the tooth drive is formed by a toothed belt 55a revolving around a first and a second toothed wheel 52a, 53a.
  • the push rod means 60a of the translational transfer means of the pillar 71 of the second furniture leg fixed to the toothed belt 55a are rigidly coupled with a free end to the central pillar region 5 of the pillar, namely the base plate 16 of the central pillar region 5 e.g. welded.
  • the furniture base 70 has synchronization means, by means of which the displacement of the push rods 8.9 of the telescopic column 41 of the first furniture leg with the displacement of the push rods 8a, 9a of the telescopic column 71 of the second furniture leg are coupled together.
  • the displacement of the push rods 8,8a, 9,9a one of the columns 41,71 forces a corresponding displacement of the push rods 8,8a, 9,9a of each other telescopic column 41,71.
  • the push rods 8a, 9a of the second column 71 are, just like those of the first column 41, via a fixed to the central column region 5 fixed push rod displacement transmission device 10a, with epicyclic wheels 12a, 13a and the planetary gears 12a, 13a around arranged, for example, formed as a chain circulating means 22a, coupled together.
  • the synchronization means comprise a shaft 80 which connects the first telescopic column 41 and the second telescopic column 71 and is rotatably mounted about its longitudinal axis.
  • the shaft 80 connects the telescopic columns 41, 71 in a region of the first pillar regions 3 which adjoins the free ends of the first pillar regions 3.
  • the shaft 80 thus extends in an area immediately below the table top 72nd
  • each of the first gear 52,52a of the gear drive of the displacement transmission means 50,50a with its axis of rotation mounted on each free end of the shaft 80 torsionally rigid.
  • This rotation of the shaft 80 forces a displacement of the central column area 5 of the other columns 41,71 and thus a synchronized telescoping of the two columns 41,71, namely a synchronized pulling apart when pulling apart and a synchronized pushing together of both columns 41,71 when pushed together.
  • the invention is not limited to the above-mentioned embodiment, but rather a number of variants are conceivable, which make use of the features of the claimed invention even with fundamentally different type of execution.

Claims (13)

  1. Infrastructure de meuble (70) avec au moins un premier pied de meuble, sachant qu'au moins le premier pied de meuble présente une colonne télescopique (41), avec
    - une première et une deuxième régions terminales de colonne (3, 4), sachant que la première et la deuxième régions terminales de colonne (3, 4) sont reliées entre elles via une région intermédiaire de colonne (5) et que les régions de colonne (3, 4, 5) sont télescopiques les unes par rapport aux autres dans la direction de l'axe longitudinal de la colonne (41), avec
    - un entraînement à bielles, avec une première et une deuxième bielles (8, 9) et avec un dispositif (10) de transmission de déplacement de bielle, conçu pour transmettre un déplacement, dirigé parallèlement à l'axe longitudinal de la colonne (41), d'une des bielles (8, 9) sur l'autre bielle respective (8, 9) de telle sorte que les bielles (8, 9) se déplacent dans des directions opposées parallèlement à l'axe longitudinal de la colonne (41), et avec
    - un dispositif formant vérin, avec un cylindre (31) dans lequel est guidé un piston (33) disposé à une extrémité d'une tige de piston (32),
    sachant que le cylindre (31) et le dispositif (10) de transmission de déplacement de bielle de l'entraînement à bielles sont fixés à poste fixe sur la partie intermédiaire de colonne (5),
    et que la deuxième bielle (9) est couplée à la deuxième région terminale de colonne (4) en position relative stable,
    caractérisée en ce que l'extrémité de la tige de piston (32) qui est éloignée du piston et la première bielle (8) sont, au moyen d'un accouplement, couplées en position relative stable à la première région terminale de colonne (3) de telle sorte que la première bielle (8), lors d'un mouvement de montée ou de descente de la tige de piston (32) dans le cylindre, agit comme bielle d'entraînement de l'entraînement à bielles,
    et en ce qu'un deuxième pied de meuble est réalisé sous la forme d'une colonne télescopique (71), avec
    - une première et une deuxième régions terminales de colonne (3, 4), sachant que la première et la deuxième régions terminales de colonne (3, 4) sont reliées entre elles via une région intermédiaire de colonne (5) et que les régions de colonne (3, 4, 5) sont télescopiques les unes par rapport aux autres dans la direction de l'axe longitudinal de la colonne (71), avec
    - un entraînement à bielles, avec une première et une deuxième bielles (8a, 9a) et avec un dispositif (10a) de transmission de déplacement de bielle, conçu pour transmettre un déplacement, dirigé parallèlement à l'axe longitudinal de la colonne (71), d'une des bielles (8a, 9a) sur l'autre bielle respective (8a, 9a) de telle sorte que les bielles (8a, 9a) se déplacent dans des directions opposées parallèlement à l'axe longitudinal de la colonne (71),
    sachant que le dispositif (10a) de transmission de déplacement de bielle de l'entraînement à bielles est fixé à poste fixe sur la partie intermédiaire de colonne (5), et que la première bielle (8a) est, au moyen d'un accouplement, couplée en position relative stable à la première région terminale de colonne (3), et que la deuxième bielle (9a) est couplée en position relative stable à la deuxième région terminale de colonne (4),
    et sachant qu'il est prévu des moyens de synchronisation (80), conçus pour coupler entre eux le déplacement des bielles (8, 9) de la colonne télescopique (41) du premier pied de meuble au déplacement des bielles (8a, 9a) de la colonne télescopique (71) du deuxième pied de meuble de telle sorte que le déplacement des bielles (8, 8a, 9, 9a) d'une des colonnes (41, 71) impose un déplacement correspondant des bielles (8, 8a, 9, 9a) de l'autre colonne télescopique (41, 71).
  2. Infrastructure de meuble selon la revendication 1, caractérisée en ce que le dispositif (10a) de transmission de déplacement de bielle de la colonne (71) du deuxième pied de meuble présente des moyens de circulation (22a), de préférence une chaîne ou une courroie dentée, disposés pour circuler autour de deux roues de circulation (12a, 13a), de préférence des roues dentées, sachant que les bielles (8a, 9a) sont fixées sur les moyens de circulation (22a) de telle sorte que les bielles (8a, 9a), lors de la circulation, se déplacent dans des directions opposées parallèlement à l'axe longitudinal de la colonne (71) du deuxième pied de meuble.
  3. Infrastructure de meuble selon la revendication 1 ou 2, caractérisée en ce que les colonnes télescopiques (41, 71) présentent respectivement des moyens (50, 50a) de transmission de déplacement,
    et les moyens de synchronisation présentent un arbre (80) reliant la première et la deuxième colonnes télescopiques (41, 71) et monté à rotation autour de son axe longitudinal,
    sachant que par l'intermédiaire des moyens (50, 50a) de transmission de déplacement, le déplacement des bielles respectives (8, 8a, 9, 9a) d'une des colonnes (41, 71) peut être chaque fois transmis sous la forme d'une rotation de l'arbre (80).
  4. Infrastructure de meuble selon la revendication 3, caractérisée en ce que les moyens (50, 50a) de transmission de déplacement présentent respectivement un entraînement denté avec une courroie dentée (55, 55a) ou une chaîne circulant autour d'une première et d'une deuxième roues dentées (52, 52a, 53, 53a),
    sachant que la première roue dentée respective (52, 52a) est montée par son axe de rotation sur une extrémité libre respective de l'arbre (80) et que la deuxième roue dentée respective (53, 53a) est montée sur la première région terminale de colonne respective (3), et sachant que des moyens formant bielles (60, 60a) sont fixés sur la courroie dentée (55, 55a) ou la chaîne, moyens qui, par une extrémité libre, sont rigidement couplés à la région intermédiaire de colonne (5) de la colonne respective (41, 71).
  5. Infrastructure de meuble selon l'une des revendications 1 à 4, caractérisée en ce que la colonne télescopique du deuxième pied de meuble est réalisée, conformément au premier pied de meuble, avec un dispositif formant vérin.
  6. Infrastructure de meuble selon l'une des revendications 1 à 5, caractérisée en ce que, pour au moins une des colonnes télescopiques (41, 71), le dispositif (10) de transmission de déplacement de bielle présente des moyens de circulation (22), de préférence une chaîne ou une courroie dentée, disposés pour circuler autour de deux roues de circulation (12, 13), de préférence des roues dentées, sachant que les bielles (8, 9) sont fixées sur les moyens de circulation (22), chacune par une extrémité libre de bielle (8, 9), de telle sorte que les bielles (8, 9), lors de la circulation, se déplacent dans des directions opposées parallèlement à l'axe longitudinal de la colonne (41).
  7. Infrastructure de meuble selon l'une des revendications 1 à 6, caractérisée en ce que, pour au moins une des colonnes télescopiques (41, 71), la colonne présente un dispositif de blocage amovible (40), conçu pour bloquer la position d'au moins une des régions de colonne (3, 4, 5) par rapport à une autre des régions de colonne (3, 4, 5).
  8. Infrastructure de meuble selon l'une des revendications 1 à 7, caractérisée en ce que, pour au moins une des colonnes télescopiques (41, 71), le dispositif formant vérin est réalisé sous forme de ressort à gaz.
  9. Infrastructure de meuble selon la revendication 7 ou 8, caractérisée en ce que, pour au moins une des colonnes télescopiques (41, 71), le ressort à gaz est réalisé sous forme de ressort à gaz blocable, sachant qu'un dispositif d'actionnement de piston à gaz est prévu comme dispositif de blocage (40) à l'extrémité de la tige de piston (32) qui est opposée au piston, dispositif qui est conçu pour, par son actionnement, bloquer et/ou modifier une position du piston dans le cylindre.
  10. Infrastructure de meuble selon l'une des revendications 1 à 9, caractérisée en ce que, pour au moins une des colonnes télescopiques (41, 71), la première région terminale de colonne (3) est réalisée sous forme de colonne intérieure et la deuxième région terminale de colonne (4) sous forme de colonne extérieure.
  11. Infrastructure de meuble selon la revendication 10, caractérisée en ce que, pour au moins une des colonnes télescopiques (41, 71), l'accouplement en position stable de l'extrémité de la tige de piston (32) qui est opposée au piston avec la bielle d'entraînement s'effectue par l'intermédiaire d'une fixation sur la colonne intérieure (3) de l'extrémité de la tige de piston (32) qui est opposée au piston et de la bielle d'entraînement, et la deuxième bielle (9) est fixée à poste fixe sur la colonne extérieure (4).
  12. Table avec une infrastructure de meuble (70) selon l'une des revendications 1 à 11, caractérisée en ce qu'un plateau de table (72) est monté aux extrémités libres des premières régions terminales de colonne (3) des pieds de meuble.
  13. Table selon la revendication 12, caractérisée en ce que l'infrastructure de meuble (70) est configurée selon l'une des revendications 3 à 11 et l'arbre (80) relie les colonnes télescopiques (41, 71) dans une région des premières régions de colonne (3) qui est adjacente aux extrémités libres des premières régions de colonne (3).
EP20100151954 2009-02-02 2010-01-28 Assise de meuble Active EP2213198B1 (fr)

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Cited By (1)

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EP3973817A1 (fr) * 2020-09-23 2022-03-30 Kesseböhmer Holding KG Dispositif de support pour un bâti de table réglable en hauteur

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DE102010060153B3 (de) * 2010-10-25 2012-02-02 Veyhl Gmbh Drehwellenanordnung sowie Stützeinrichtung mit einer solchen
ITCO20100061A1 (it) * 2010-11-12 2012-05-13 Giulio Manzoni Moltiplicatore di moto a risparmio di energia applicata per sistemi lineari ad almeno tre stadi.
US9232855B2 (en) 2013-08-19 2016-01-12 Ergotron, Inc. Height adjustable desk system and method
DE102015207351B4 (de) 2015-04-22 2021-10-21 Veyhl Gmbh Höhenverstellbares Tischgestell sowie Tisch
CN206434000U (zh) * 2016-09-07 2017-08-25 可提雅实业有限公司 气压式同步升降桌结构
CN112189997A (zh) * 2020-11-11 2021-01-08 湖南瑞奇电器有限公司 一种具有自动升降功能的取暖桌
CN114403596B (zh) * 2022-01-25 2022-10-04 苏惠玲 一种智能家具衣柜用底座

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Publication number Priority date Publication date Assignee Title
DE20311574U1 (de) * 2003-07-25 2004-11-25 Herbert Grüttner GmbH & Co. KG Teleskopsäule, insbesondere in Form eines längenverstellbaren Tischbeines
DE102007025215B4 (de) * 2007-05-31 2009-04-30 Kesseböhmer Produktions GmbH & Co. KG Höhenverstellbare Säule, insbesondere für Tische

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3973817A1 (fr) * 2020-09-23 2022-03-30 Kesseböhmer Holding KG Dispositif de support pour un bâti de table réglable en hauteur
US11607034B2 (en) 2020-09-23 2023-03-21 Kesseböhmer Holding Kg Supporting device for a height adjustable table frame

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DE102009007125B4 (de) 2012-01-19
DE102009007125A1 (de) 2010-08-12
DK2213198T3 (da) 2013-02-11
EP2213198A1 (fr) 2010-08-04

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