EP2721962B1 - Dossier dorso cinétique d'un meuble siège, meuble siège - Google Patents

Dossier dorso cinétique d'un meuble siège, meuble siège Download PDF

Info

Publication number
EP2721962B1
EP2721962B1 EP13189742.3A EP13189742A EP2721962B1 EP 2721962 B1 EP2721962 B1 EP 2721962B1 EP 13189742 A EP13189742 A EP 13189742A EP 2721962 B1 EP2721962 B1 EP 2721962B1
Authority
EP
European Patent Office
Prior art keywords
backrest
dorsokinetic
guide
baseplate
base plate
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
EP13189742.3A
Other languages
German (de)
English (en)
Other versions
EP2721962A1 (fr
Inventor
Klaus Maier
Kurt Buntru
Peter Maier
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.)
Sedus Stoll AG
Original Assignee
Sedus Stoll AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sedus Stoll AG filed Critical Sedus Stoll AG
Publication of EP2721962A1 publication Critical patent/EP2721962A1/fr
Application granted granted Critical
Publication of EP2721962B1 publication Critical patent/EP2721962B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Support for the head or the back
    • A47C7/40—Support for the head or the back for the back
    • A47C7/402—Support for the head or the back for the back adjustable in height

Definitions

  • the present invention relates to a dorsokinetic backrest of a chair, in particular an office swivel chair.
  • the present invention further relates to a chair with a dorsokinetic backrest.
  • Bearings for seating exist in various embodiments.
  • a special type of storage of a seating furniture element on another piece of seating furniture constitute so-called elastomeric bearings.
  • These elastomeric bearings serve the purpose of allowing a certain mobility in the bearing point in several and in particular in all rotational degrees of freedom.
  • Elastomeric bearings are e.g. used to connect a backrest to a seat support.
  • An example of this is the office swivel chair manufactured and sold by the company Sedus Stoll AG under the name "black dot”.
  • dorsokinetisch flexible joints or dorsokinetic bearings we also speak of dorsokine perennial flexible joints or dorsokinetic bearings.
  • the tethered with such camps backrests are also referred to as dorsokinetic backrests.
  • This type of backrest like a human joint, aids in turning, sideways and back movements.
  • a dorsokinetic backrest is for example in the German patent application DE 100 48 779 A1 described.
  • the steel plates and the rubber sleeves have a central passage opening.
  • One of the steel plates has on the side of the backrest carrier on a conical recess at the passage opening.
  • a tapered pin engaging with the conical recess is connected to the seat back.
  • the DE 20 2011 050 776 U1 shows an office swivel chair with a backrest support and with a base plate, wherein between the backrest support and the base plate a common linear guide is provided, which is designed such that it allows a single degree of freedom of the base plate relative to the backrest support.
  • EP 0 308 538 A1 Another example is out EP 0 308 538 A1 known.
  • the present invention seeks to provide an improved dorsokinetic backrest.
  • this object is achieved by a dorsokinetic backrest with the features of claim 1 and / or by a chair with the features of claim 13.
  • the idea underlying the present invention is to provide a height-displaceable relative to the backrest support base plate between the backrest support and the dorsokinetician bearing. This is coupled via the dorsokinetic bearing with the backrest frame.
  • the base plate on the backrest carrier is the only degree of freedom adjustable in height.
  • the linear guide represents a pentavalent bearing.
  • the rotational degree of freedom about the linear axis is also defined.
  • the seating is preferably an office seating, especially an office swivel chair.
  • the height displacement is to be understood as a displacement substantially perpendicular to a plane on which the seating stands. Angle positions to the vertical of up to 30 ° are conceivable.
  • an adjustability of the backrest of an office swivel chair with respect to the backrest angle or also a, in particular coupled with a synchronous mechanism, pivotability of the backrest is also conceivable. However, this is not realized via the connection between backrest support and base plate. If such functions are provided, they are realized with a mechanism between the backrest support and seat support of a chair.
  • a synchronous mechanism is then provided in addition to the dorsokinetic backrest according to the invention, for example between backrest support and seat support.
  • the height of the backrest according to the invention can be locked, for example, with a lock in a desired position.
  • the sixth degree of freedom of the translational adjustability in height direction can also be set be so that a statically determined storage of the base plate on the backrest support is possible.
  • the linear guide forms a rigid bearing in five degrees of freedom for the base plate, which is adjustable in a plurality of predetermined height positions.
  • the rigid bearing is intended to realize the mobility of the dorsokinetic backrest essentially via the dorsokinetic bearing and not to be influenced by a mobility of the mounting of the base plate on the backrest support.
  • the dorsokinetic backrest apart from the dorsokinetic bearing, despite the height adjustment on a high rigidity, whereby the dorsokinetic bearing works as intended and can be designed ergonomically.
  • the final assembly of such a backrest is very simple.
  • a chair with the backrest is delivered in a preassembled state.
  • the preassembled state z. B. the backrest support to the seat support of the chair.
  • the dorsokinetician bearing is attached to which the backrest frame is attached.
  • the backrest frame is preferably provided with a pad or a string membrane.
  • the base plate now only has to be inserted into the linear guide for final assembly. The final assembly is thus without tools and can z. B. be made by an individual with a few assembly steps.
  • a common latching detent is provided between the backrest support and the base plate, which is designed to lock the baseplate relative to the backrest support at various predetermined positions of the linear guide.
  • the locking detent With the locking detent the sixth degree of freedom of height adjustment can be advantageously set easily and quickly.
  • the locking detent is preferably detachable, so that the height position of the base plate is easily adjustable by releasing the locking detent to another predetermined position.
  • different mechanics such as a releasable locking lever are conceivable.
  • a flexible locking lug which when overcoming jumps over a predetermined latching force in a next predetermined detent position.
  • the base plate for example, can be moved manually relative to the backrest carrier.
  • electrical adjustability is also conceivable, with the latching mechanism containing, for example, a toothed wheel which can assume various latching positions by rotating the toothed wheel.
  • the base plate in an unassembled or preassembled state for taking a preassembled state on the backrest support in such a way in the linear guide and the Rastarret ist that it is locked by height displacement of the base plate relative to the backrest support with the latching detent.
  • the base plate must be introduced, for example, for final assembly of the chair only in the linear guide and moved in the vertical direction.
  • the base plate is displaced in the vertical direction until the locking detent is locked at a first predetermined detent position of the base plate relative to the backrest carrier.
  • the final assembly is thus tool-free and can be easily done, for example, by an individual with a few assembly steps.
  • the linear guide has at least three guide elements.
  • the linear guide preferably has four guide elements.
  • the linear guide has at least two guiding means which can be guided linearly with the guide elements.
  • the guide means are designed such that they are easily guided in the guide elements, so that the linear guide is height adjustable with little effort.
  • the guide elements on the backrest support and the Guiding means provided on the base plate wherein alternatively also a reverse assignment is possible.
  • the guide elements may be formed, for example, as running grooves or hook-like projections or the like.
  • the guide means are then formed, for example, as corresponding thereto, in the guide elements linearly executable guide rails.
  • a pentavalent bearing By the number of at least three guide elements a pentavalent bearing is realized.
  • the linear guide with three parallel aligned, longitudinally and transversely to each other staggered guide elements may be formed, wherein the respective guide means guided therein are rigidly interconnected.
  • the rotational degrees of freedom are set.
  • a key or a lever is provided on the base plate, which is or is designed to release the locking detent.
  • the locking catch can be released and the base plate can be adjusted in height relative to the backrest support.
  • the key or the lever is arranged in an easily accessible position, so that the adjustability is easy to accomplish.
  • positions, in particular for a lever, in question which can be reached for easier and direct adjustability of a person sitting on the chair person. This has the advantage that the adjustment can be made relatively quickly and you do not have to get up to it.
  • the orientation of the row is here to be understood as being essentially vertical, that is with angular deviations in the range of less than 15% to the vertical.
  • the locking means are preferably provided on the backrest support and are thus pivoted with a pivoting of the backrest support. Due to the row-like arrangement of the locking means, a plurality of predetermined by the locking means height positions of the base plate can be advantageously taken relative to the backrest support.
  • the latching means are formed as latching grooves, wherein preferably two rows of latching grooves are provided. These are in particular each at least partially disposed between two vertically spaced guide elements.
  • two linear guides are provided, wherein the guide means are coupled together and thereby the fifth degree of freedom is set.
  • locking grooves are provided for setting the sixth degree of freedom.
  • only a number of locking grooves could be provided.
  • a locking lever is provided on the base plate, which has a latchable in the locking grooves locking extension.
  • the locking lever thus the base plate can be locked with the locking grooves.
  • the latching projection is inserted into a latching groove or locked with the same.
  • the locking lever preferably has a spring preload which presses the latching extension into the latching groove.
  • the spring preload can also be provided on the button or on the lever, via which or which of the locking lever can be operated. In this way, the spring bias of the button or the lever also acts on the locking lever.
  • the backrest support has two substantially vertically oriented webs and a web connecting the webs, substantially horizontally oriented cross member.
  • the webs have a trained for connection with a seat furniture section.
  • the webs further comprise disclosenverstellabitese, which are arranged vertically and each comprise at least one guide element and a number of locking means.
  • the guide elements and locking means are preferably formed integrally with the webs.
  • the linear guide and the Rastarretisme run along the webs, which act simultaneously as structural support members and as linear guide elements.
  • the webs may be additionally connected to a synchronous mechanism or an angular adjustment of the backrest carrier.
  • the locking lever has a transverse axis and two latching extensions, which have a transverse distance corresponding to the distance of the height adjustment sections.
  • the latching extensions are attached to the transverse axis.
  • the transverse axis is rotatably mounted in the base plate.
  • the locking lever has a guided in the backdrop of the button or the lever guide arm.
  • the slide and the guide arm are formed such that the lock lever releases the lock detent in a depressed state of the button or the lever and locked in a non-depressed state of the button or the lever.
  • the locking lever can be locked and released via simple operation of the button or the lever.
  • the key or the lever or its gate is designed such that the key or the lever in particular by a spring bias in the non-actuated or depressed state automatically assumes the locked position.
  • an anti-fuse for securing the locking lever against unwanted rotation in the non-depressed state of the key or the lever is additionally provided.
  • the anti-fuse is provided in particular as a support of the guide arm on a securing portion of the gate. This can for example be designed as a flat portion, which is aligned in the locked state normal to the necessary to release the locking lever rotational direction of the guide arm. Thus, the locking lever is locked in the locked state against unwanted rotation.
  • the guide elements are designed as guide rails projecting from the backrest carrier which sliding surfaces are provided.
  • both the guide elements of the backrest support and the guide means of the base plate, in particular in one piece, are formed from aluminum.
  • the sliding surfaces have in this case a corresponding preparation, which reduces the coefficient of friction.
  • sliding bearings are provided for this purpose on the sliding surfaces.
  • These plain bearings can be provided, for example, as a plastic sleeve or also contain conventional plain bearing materials such as tin, bronze, brass, lead, ceramic and / or the like.
  • a cover is provided on the base plate on the backrest side, which is designed to cover the locking catch and in particular to hold the locking lever and the button on the base plate.
  • the cover can be provided at the same time as a kind of cover for the bearings or guides of the locking lever and the button on the base plate.
  • a jamming protection is provided by covering the locking catch.
  • FIG. 1 shows a schematic sketch of an office swivel chair 10 with a dorsokinetic backrest 1.
  • This has a backrest support 2 and a base plate 3.
  • the backrest support 2 is attached to a seat support 11 of the office swivel chair 10.
  • a linear guide 5 is provided between the backrest support 2 and the base plate 3.
  • a dorsokinetic bearing 4 is provided on the base plate 3.
  • the linear guide 5 between the backrest support and the base plate 3 is formed such that as a single degree of freedom F a height displacement of the base plate is permitted relative to the backrest support 2.
  • this height adjustment is made possible in predetermined positions.
  • the predetermined positions are realized by the lock 6 shown schematically, which is designed as a latching detent 6.
  • latching means can be latched in different height positions of the dorsokinetic backrest, so that the sixth degree of freedom F of the translatory displacement in the height direction of the base plate 3 relative to the backrest support 2 can be fixed by the lock in various positions.
  • the dorsokinetic backrest 1 can be provided in particular statically determined in different height positions on the office swivel chair 10.
  • FIG. 2 shows a side view of an office swivel chair 10 with a dorsokinetic backrest 1.
  • the office swivel chair 10 has a seat support 11. On the seat support 11 is coupled to the backrest support 2 synchronizing mechanism 12 is provided, via which the dorsokinetic backrest 1 is adjustable relative to the seat support with respect to its backrest angle.
  • On the backrest support 2 a height-adjustable base plate 3 is provided, on which the dorsokinetic bearing 4 is mounted.
  • the dorsokinetic bearing 4 is connected to a backrest frame 13, wherein the backrest frame 13 is pivotable relative to the base plate 3 by the flexibility of the dorsokinetic bearing to all rotational degrees of freedom.
  • a tilted position of the dorsokinetic backrest is indicated by dashed lines. This position is achieved only by the flexible deformation of the dorsokinetic bearing 4. Any additionally provided pivoting of the backrest support 2 by the synchronizing mechanism 12 in this case has another pivot point which is arranged in the region of the seat support 11.
  • the synchronous mechanism 12 thus works independently of the dorso kinetics.
  • the synchronizing mechanism 12 can only be used for presetting a backrest support bracket and locked in a preset position.
  • a mobility of the dorsokinetic backrest is preferably determined solely by the dorsokinetic bearing.
  • the height of the dorsokinetic backrest 1 is adjustable relative to the backrest support 2 due to the height displacement of the base plate 3. The characteristics of the height adjustment will be discussed in detail with reference to the following figures.
  • the office swivel chair in addition to the dorsokinetic backrest on a seat 14, which is also coupled to the synchronizing mechanism.
  • the seat support 11 is coupled to a swivel column 15 which is fixed to a chair cross 16.
  • This swivel column 15 is preferably designed to be height adjustable, for example with a gas spring.
  • chair rollers 17 are provided which complete the office swivel chair 10.
  • FIG. 3 shows a sectional view of a dorsokinetic backrest 1.
  • This has a backrest support 2, on which the base plate 3 is mounted vertically displaceable.
  • a dorsokinetic bearing 4 is attached on the base plate 3.
  • This is connected to a backrest frame 13.
  • a through hole 18 is provided, through which a fastening bolt can be pushed from the backrest side through the base plate and through the dorsokinetic bearing, so that the backrest frame can be screwed to a part of the dorsokinetic bearing.
  • the dorsokinetic bearing 4 can be fastened to the base plate-facing part with the same.
  • fastening screws 19 are provided.
  • the backrest frame 13 relative to the backrest support 2 by flexible deformation of the dorsokinetic bearing 4 move.
  • movements about all rotatory degrees of freedom through the bearing point of the dorsokinetic bearing 4 are possible.
  • the dorsokinetic bearing 4 restricts mobility to a predetermined range of motion.
  • the base plate 3 and thus also the dorsokinetic bearing 4 and the backrest frame 13 are provided adjustable in height relative to the backrest support 2.
  • FIG. 4 shows a perspective view of the backrest support 2.
  • This has two substantially vertically extending webs 26 and a cross member 27, which connects the webs 26 together.
  • each beidenverstellabitese 28 are provided at the webs 26 .
  • These have guide elements 21 and latching means 24, which are arranged in vertical rows 25.
  • the row 25 of locking elements 24 designed as latching grooves is provided at least partially between the two guide elements 21 on each of the webs 26.
  • the backrest support 2 also has in each case on both webs 26 a substantially horizontally extending, provided for attachment to a seat support 11 section 22.
  • the transition between the webs 26 and the portion 22 of the back support 2 is provided with a radius, wherein the entire back support 2 with the sections 22, the webs 26 and the cross member 27 is preferably formed in one piece.
  • the guide elements 21 can either be provided by casting during the prototyping of the backrest support 2 or subsequently, for example, attached in a materially bonded manner or fastened to the webs 26 with fastening elements.
  • the locking grooves 24 can also be used during prototyping or subsequently, for example by machining the webs 26, be introduced in the height adjustment sections 28.
  • FIG. 5 shows the backrest support FIG. 4 in a sectional view from above, that is, in a plan view of a section through the guide elements 21.
  • the guide elements 21 are integrally formed with the webs 26.
  • the intended for attachment to the seat support portions 22 are shown in a plan view accordingly.
  • the web 26 is formed integrally with the guide element 21.
  • FIG. 6 now shows the entire dorsokinetic backrest 1 in an exploded view in a perspective view from behind.
  • the backrest support 2 represents the rearmost element of the dorsokinetic backrest 1, and is designed as a structural support of the dorsokinetic backrest 1. Further, a back cover 35, a button 33, a lock lever 31, the base plate 3, the dorsokinetic bearing 4, a pinch protection ring 36 and the seat back frame 13 are shown.
  • the dorsokinetic bearing 4 is fixedly attached to the backrest frame 13 with the interposed anti-pinch ring 36.
  • a first backrest frame facing mounting portion is provided on the dorso-kinetic bearing 4.
  • a second attachment portion is provided on the dorsokinetic bearing 4, which faces the base plate 3.
  • the dorsokinetic bearing 4 is fixed to the base plate 3 on the base plate side.
  • an elastomeric body is provided, which is coupled to both attachment portions.
  • a dorsokinetic mobility is realized between the backrest frame 13 and the base plate 3.
  • the base plate 3 is the same height-adjustable coupled to the backrest support 2 via a linear guide 5.
  • the locking lever 31, the button 33 and the cover 35 are arranged.
  • guide means 23 are provided, which engage with guide elements 21 of the backrest support 2.
  • the guide elements 21 of the backrest support 2 are formed such that they reach through the cover 35 and engage in the guide means 23 of the base plate 3.
  • the locking lever 31 and the key 33 are inserted into the base plate 3. They are held on the base plate 3 by fixing the cover 35 to the base plate 3.
  • the key 33 is supported by springs 37 on the base plate 3 and thus arranged resiliently displaceable against the base plate 3.
  • the locking lever 31 is rotatably mounted in the base plate 3 and coupled kinematically with the key 33, that pressing the button 37 causes a rotational movement of the locking lever 31. This is related to FIG. 12 discussed in detail. Overall, therefore, the base plate 3 together with the dorsokinetician bearing 4, and the cover 35 is provided on the backrest support 2 Neillnverschiezing.
  • FIG. 7 shows the exploded view FIG. 6 in a front view without the backrest frame 13.
  • the dorsokinetic bearing 4 is shown here by its backrest frame 13 facing side. On this side, the through hole 18 is provided, via which the dorsokinetic bearing 4 on the backrest frame 13 with the first attachment portion can be fastened.
  • the clamping protection ring 36 is formed with a toothing, which serves to prevent rotation on the backrest frame 13. He is as anti-trap in a pivoting movement of the Dorsokinetic bearing 4 provided and disposed between the backrest frame 13 and the dorsokinetic bearing 4.
  • the base plate 3 is shown in this view with its intended for attachment of the dorsokinetic bearing 4 front surface, wherein through holes for attaching the mounting screws 19 are provided for fixing the dorsokinetician bearing 4.
  • the button 33 with the springs 37 is resiliently mounted up against the base plate 3 pressed on the same.
  • the locking lever 31 is rotatably mounted in the base plate 3 and coupled kinematically with the key 33 via a link 41.
  • the cover 35 has the purpose of covering the linear guide 5 and the locking latch 6, and the back of the base plate 3. It thus assumes the same holding and laminating. Furthermore, the cover 35 has an important safety function, because it serves as anti-pinch whenconnverstellen the dorsokinetic backrest 1.
  • sliding bearings 29 are provided in addition to the guide elements, which reduce the friction on the guide elements 21 when circuitnverstellen the base plate 3 , In particular, these are provided as plastic sleeves. Slide bearings are particularly advantageous if both the backrest support 2 and the base plate 3 are formed of aluminum. A friction pair of two aluminum parts without friction bearing has a high coefficient of friction. This is greatly reduced by the sliding bearing 29, so that the vertical displacement can be performed with low frictional resistance.
  • the arrangement of the sliding bearing 29 is with respect to Fig. 13 described in more detail.
  • FIG. 8 shows the arrangement FIG. 7 in a perspective assembly view, with a section along a web 26 of the backrest support 2.
  • the locking grooves 24 are provided in a vertical row 25 on the web 26.
  • the locking lever 31 is rotatably mounted, and rotatable with the key 33 by pressing the button 33 relative to the base plate 3 and the backrest support.
  • a latching extension 32 of the locking lever 31 can be latched or released with the latching grooves 24.
  • the latching extension 32 is locked with one of the locking grooves 24.
  • FIGS. 8 and 9 are shown without the cover 35 for better representation of the locking mechanism.
  • FIG. 10 is the arrangement off FIG. 9 shown again with the cover 35, which covers the back of the base plate 3.
  • FIG. 11 is the dorsokinetic backrest according to the Fig. 7-10 shown in a perspective assembly view without a section. According to the invention with this arrangement provided in the holder of the dorsokinetic bearing or in the backrest height adjustment of a dorsokinetic backrest.
  • FIG. 12 shows a detailed representation of the key 33 and the locking lever 31 to illustrate their kinematic coupling.
  • the locking lever 31 has latching extensions 32, a transverse axis 34 and guide arms 42.
  • the button 33 has a link 41 and a counter-lock 43.
  • the anti-fuse 43 is in the form of a vertical surface.
  • the guide arm 42 In the initial position of the key 33, in which the locking lever 31 engages with its latching extension 32 in a latching groove 24, the guide arm 42 abuts on the counter-lock 43.
  • the key 33 is displaced upward in the height direction, as indicated by the arrow 44.
  • the guide arm 42 is then moved along the guide 41 again to the counter-lock 43, whereby the locking lever 31 is rotated back into the starting position and thus locked with a locking groove 24 on the latching extension 32. In this position is the locking catch 6 locked.
  • the illustrated combination of a button 33 and a locking lever 31 thus represents a very easy-to-use and a very safe operation arrangement for the locking device 6.
  • FIG. 13 shows a detailed view of the linear guide 5 in a horizontal sectional plane.
  • the linear guide 5 is provided with a guide piece 21 integrally provided on the web 26, designed as a guide hook, a guide means 23 provided on the base plate 3 and a slide bearing 29 provided between guide means 23 and guide element 21.
  • the sliding bearing 29 is designed as a plastic sleeve and surrounds the guide element 21 at all standing in contact with the guide means 23 surfaces.
  • the sliding bearing 29 is provided clipped to the guide member 21.
  • the guide means 23 is formed as a slide bearing 29 comprehensive rail and provided integrally on the base plate 3.
  • the linear guide determines at least the two translatory degrees of freedom, which are normal to the height direction of the linear guide. In the illustrated arrangement, the direction of the height displacement corresponds to a shift in the plane of the drawing or out of the plane of the drawing.
  • a same, mirror-inverted linear guide 5 is provided on the second web 26. Further, in the linear direction offset on two webs 26, a further pair of linear guides 5 is provided. As a result, the rotational degrees of freedom of the base plate are set relative to the backrest support. Overall, a pentavalent bearing is thus provided, which allows a single degree of freedom of the base plate 3 relative to the backrest support 2 as a single degree of freedom and ensures a very rigid connection between backrest support 2 and base plate 3.
  • a motor-adjustable locking device can be provided instead of the locking lever.
  • the linear guide could be provided as a single linear guide with a rotational degree of freedom about the linear axis limiting training.
  • a running with a low tolerance in a square guide square tube is conceivable.

Claims (13)

  1. Dossier dorso-cinétique (1) pour un siège (10), en particulier pour une chaise de bureau pivotante, comportant un support de dos (2) et une plaque de base (3), sur laquelle est prévu un palier dorso-cinétique flexible déformable (4),
    comportant un cadre de dossier (13), qui est relié au palier dorso-cinétique et peut, grâce à la flexibilité du palier dorso-cinétique (4), pivoter autour de tous les degrés de liberté de rotation par rapport à la plaque de base (3),
    dans lequel, entre le support de dos (2) et la plaque de base (3), un guidage linéaire commun (5) est prévu et configuré de telle sorte qu'il autorise comme seul degré de liberté (F) un déplacement en hauteur de la plaque de base (3) par rapport au support de dos (2) et, entre le support de dos (2) et la plaque de base (3), un dispositif de blocage par encliquetage commun (6) est prévu et configuré pour bloquer la plaque de base (3) par rapport au support de dos (2) sur différentes positions prédéfinies du guidage linéaire (5), et
    dans lequel la plaque de base (3) peut, dans un état non monté ou pré-monté, être introduite dans le guidage linéaire (5) et le dispositif de blocage par encliquetage (6) pour se trouver dans un état monté sur le support de dos (2) de telle sorte qu'elle soit bloquée par le biais du dispositif de blocage par encliquetage ( 6 ) par le déplacement en hauteur de la plaque de base (3) par rapport au support de dos (2).
  2. Dossier selon la revendication 1,
    caractérisé en ce
    que le guidage linéaire (5) présente au moins trois éléments de guidage (22), en particulier quatre éléments de guidage (22), et
    présente au moins deux moyens de guidage (23) aptes à être guidés linéairement avec les éléments de guidage (22).
  3. Dossier selon une des revendications 1 ou 2,
    caractérisé en ce
    que, sur la plaque de base (3), un bouton (33) ou un levier est prévu et configuré pour débloquer le dispositif de blocage par encliquetage (6).
  4. Dossier selon une des revendications 1 à 3,
    caractérisé en ce
    que le dispositif de blocage par encliquetage (6) présente une pluralité de moyens d'encliquetage (24) disposés en rangée, en particulier dans une rangée verticale (25).
  5. Dossier selon la revendication 4,
    caractérisé en ce que
    les moyens d'encliquetage (24) sont configurés sous la forme de rainures d'encliquetage (24), en particulier au moins deux rangées (25) de rainures d'encliquetage (24) étant prévues et disposées en particulier au moins en partie entre deux éléments de guidage (21) distants verticalement.
  6. Dossier selon la revendication 5,
    caractérisé en ce
    que, sur la plaque de base, un levier de blocage (31) est prévu et présente un appendice d'encliquetage (32) qui peut venir s'encliqueter dans les rainures d'encliquetage (24).
  7. Dossier selon une des revendications 4 à 6,
    caractérisé en ce
    que le support de dos présente deux traverses (26) orientées sensiblement verticalement et une traverse transversale (27) orientée sensiblement horizontalement et reliant les traverses (26), les traverses (26) étant configurées pour la liaison avec un support de siège (11) et présentant des segments réglables en hauteur (28) disposés verticalement qui comprennent chacun au moins un élément de guidage (21) et une rangée (25) de moyens d'encliquetage (24).
  8. Dossier selon la revendication 7,
    caractérisé en ce
    que le levier de blocage (31) présente un axe transversal (34) et deux appendices d'encliquetage (32) qui présentent une distance transversale correspondant à la distance des segments réglables en hauteur (28).
  9. Dossier selon la revendication 8,
    caractérisé en ce
    que l'axe transversal (34) est monté rotatif dans la plaque de base (3) et le levier de blocage (31) présente un bras de guidage (42) guidé dans une coulisse (41) du bouton (33) ou du levier qui sont configurés de telle sorte que le levier de blocage (31) libère le dispositif de blocage par encliquetage (6) dans un état appuyé du bouton (33) et le bloque dans un état non appuyé du bouton (33).
  10. Dossier selon la revendication 9,
    caractérisé en ce
    qu'un contre-blocage est prévu pour bloquer le levier de blocage (31) contre une rotation non souhaitée dans l'état non appuyé du bouton (33) ou du levier.
  11. Dossier selon une des revendications 4 à 10,
    caractérisé en ce
    que les éléments de guidage (21) sont configurés sous la forme de crochets de guidage dépassant du support de dos (21) et sur lesquels des surfaces de coulissement sont prévues.
  12. Dossier selon une des revendications 1 à 11,
    caractérisé en ce
    que, du côté du support de dos sur la plaque de base (3), un couvercle (35) est prévu et configuré pour couvrir le dispositif de blocage par encliquetage (6) et en particulier pour maintenir le levier de blocage (31) et le bouton (33) sur la plaque de base (3).
  13. Siège (10), en particulier chaise de bureau pivotante (10), comprenant :
    un support de siège (11),
    un dossier dorso-cinétique réglable en hauteur (1) selon une des revendications précédentes,
    dans lequel un cadre de dossier est rapporté sur le palier dorso-cinétique et le support de dos (2) peut être rapporté sur le support de siège (11).
EP13189742.3A 2012-10-22 2013-10-22 Dossier dorso cinétique d'un meuble siège, meuble siège Active EP2721962B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012219206.9A DE102012219206B4 (de) 2012-10-22 2012-10-22 Dorsokinetische Rückenlehne eines Sitzmöbels, Sitzmöbel

Publications (2)

Publication Number Publication Date
EP2721962A1 EP2721962A1 (fr) 2014-04-23
EP2721962B1 true EP2721962B1 (fr) 2017-07-12

Family

ID=49448020

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13189742.3A Active EP2721962B1 (fr) 2012-10-22 2013-10-22 Dossier dorso cinétique d'un meuble siège, meuble siège

Country Status (2)

Country Link
EP (1) EP2721962B1 (fr)
DE (1) DE102012219206B4 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3311704A1 (fr) * 2016-10-18 2018-04-25 Vitra Patente AG Système de dossier
EP3528667B1 (fr) 2016-10-18 2020-09-23 Vitra Patente AG Dispositif de réglage et dispositif de dossier et siège le comprenant

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE497657A (fr) *
EP0308538A1 (fr) * 1987-09-25 1989-03-29 Christof Stoll GmbH & Co KG Dossier de chaise
DE202006007719U1 (de) * 2006-05-15 2006-10-12 Hong, Ching-Lin Struktur einer elastischen Stützanordnung für eine Stuhllehne
CN201452332U (zh) * 2009-06-10 2010-05-12 王健 四自由度弹性运动的座椅靠背支撑装置
CN101243926B (zh) * 2007-02-15 2010-12-22 韩国拓步股份有限公司 椅子的背部支撑装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4099774A (en) * 1977-01-24 1978-07-11 Leggett & Platt, Incorporated Stenographer's chair
US4930840A (en) * 1989-07-03 1990-06-05 Tornero Lino E Hinged height adjusting device
DE9107855U1 (fr) * 1991-06-26 1991-10-10 Christof Stoll Gmbh & Co Kg, 7890 Waldshut-Tiengen, De
DE10048779A1 (de) 2000-09-29 2002-04-18 Stoll Sedus Ag Rückenlehne
DE102006030018A1 (de) * 2006-06-29 2008-01-03 Grahl Working Well Gmbh Rückenlehne für einen Stuhl oder Sessel und mit einer derartigen Rückenlehne ausgerüsteter Stuhl oder Sessel
CN201641146U (zh) * 2010-02-10 2010-11-24 富翔股份有限公司 可随着椅具靠背升降的腰部弹性倚靠装置
TWM409766U (en) * 2010-12-31 2011-08-21 Yidartex Internat Ltd Multi-stage type adjustable waist-support pillow
TWM414875U (en) * 2011-06-24 2011-11-01 Fuh Shyan Co Ltd Elastic leaning and restoration device of lifting back of office chair

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE497657A (fr) *
EP0308538A1 (fr) * 1987-09-25 1989-03-29 Christof Stoll GmbH & Co KG Dossier de chaise
DE202006007719U1 (de) * 2006-05-15 2006-10-12 Hong, Ching-Lin Struktur einer elastischen Stützanordnung für eine Stuhllehne
CN101243926B (zh) * 2007-02-15 2010-12-22 韩国拓步股份有限公司 椅子的背部支撑装置
CN201452332U (zh) * 2009-06-10 2010-05-12 王健 四自由度弹性运动的座椅靠背支撑装置

Also Published As

Publication number Publication date
EP2721962A1 (fr) 2014-04-23
DE102012219206A1 (de) 2014-04-24
DE102012219206B4 (de) 2017-10-26

Similar Documents

Publication Publication Date Title
EP3621489B1 (fr) Ferrure pivotante et meuble
EP1868466B1 (fr) Accoudoir, notamment pour siège de bureau
EP3516995B1 (fr) Siège à appui-tête réglable en hauteur
EP0254808B1 (fr) Appui-tête réglable en hauteur et en inclinaison, avec fenêtre centrale pour véhicules automobiles
EP0325726B1 (fr) Dispositif de levage blocable pour le réglage de parties de meubles et guidage pour un tel dispositif de levage
DE102014200550B4 (de) Schwenkgelenk und Möbelstück mit einem solchen
DE102013106708A1 (de) Fahrzeugsitz und Nutzkraftfahrzeug mit wenigstens einem Fahrzeugsitz
EP3854263A1 (fr) Accoudoir, en particulier pour une chaise de bureau
EP2921077B1 (fr) Siège de bureau
EP2721962B1 (fr) Dossier dorso cinétique d'un meuble siège, meuble siège
EP3672451B1 (fr) Chaise avec un élément de libération
EP0995371B1 (fr) Chaise de bureau avec assise réglable en inclinaison
EP2921339B1 (fr) Mécanisme d'actionnement destiné au réglage de siège et siège de véhicule doté d'un mécanisme d'actionnement
DE102008059355B4 (de) Beschlagsystem für einen Fahrzeugsitz sowie Fahrzeugsitz mit einem solchen Beschlagsystem
DE60121392T2 (de) Verriegelungsvorrichtung zur Verwendung an Bürostühlen
EP0207916A2 (fr) Ferrure, notamment pour chaises de bureau
EP3620082B1 (fr) Dispositif de verrouillage pour un meuble d'assise pivotant, meuble d'assise
DE102006051289B4 (de) Sitzmöbel
EP2868230B1 (fr) Dispositif de réglage en hauteur et chaise dotée d'un tel dispositif de réglage en hauteur
DE2341790C3 (de) Bürodrehstuhl
DE102016225834B4 (de) Fahrzeugsitz, insbesondere kraftfahrzeugsitz
WO2016062717A1 (fr) Meuble combiné
DE2642739B2 (de) Neigungsvorrichtung für Sitzmöbel
AT509216B1 (de) Möbel
DE102021107557A1 (de) Schwenkgelenk und Möbel mit Freischwenkbereich

Legal Events

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

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

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

AX Request for extension of the european patent

Extension state: BA ME

17P Request for examination filed

Effective date: 20140821

RBV Designated contracting states (corrected)

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

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

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20161212

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

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

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20170412

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

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

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

REG Reference to a national code

Ref country code: DE

Ref legal event code: R108

Ref document number: 502013007728

Country of ref document: DE

AK Designated contracting states

Kind code of ref document: B1

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

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 907524

Country of ref document: AT

Kind code of ref document: T

Effective date: 20170715

RBV Designated contracting states (corrected)

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

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502013007728

Country of ref document: DE

REG Reference to a national code

Ref country code: CH

Ref legal event code: NV

Representative=s name: HEPP WENGER RYFFEL AG, CH

REG Reference to a national code

Ref country code: DE

Ref legal event code: R107

Ref document number: 502013007728

Country of ref document: DE

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 5

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20170712

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20171012

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20171012

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20171013

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20171112

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

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

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

26N No opposition filed

Effective date: 20180413

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171022

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20171031

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171031

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 6

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171022

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20131022

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170712

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170712

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20221020

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 20221026

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20231020

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20231025

Year of fee payment: 11