EP3622155B1 - Guide system for guiding a door leaf - Google Patents

Guide system for guiding a door leaf Download PDF

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Publication number
EP3622155B1
EP3622155B1 EP18729540.7A EP18729540A EP3622155B1 EP 3622155 B1 EP3622155 B1 EP 3622155B1 EP 18729540 A EP18729540 A EP 18729540A EP 3622155 B1 EP3622155 B1 EP 3622155B1
Authority
EP
European Patent Office
Prior art keywords
carrier
guide rail
coupling portion
retracted position
guide system
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
EP18729540.7A
Other languages
German (de)
French (fr)
Other versions
EP3622155A1 (en
Inventor
Matthias Rupp
Christian Hauer
Hermann Hämmerle
Ingo Gasser
Franz Kohlweiss
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.)
Julius Blum GmbH
Original Assignee
Julius Blum GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Julius Blum GmbH filed Critical Julius Blum GmbH
Priority to EP24188116.8A priority Critical patent/EP4421277A2/en
Publication of EP3622155A1 publication Critical patent/EP3622155A1/en
Application granted granted Critical
Publication of EP3622155B1 publication Critical patent/EP3622155B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00Suspension arrangements for wings
    • E05D15/26Suspension arrangements for wings for folding wings
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00Suspension arrangements for wings
    • E05D15/26Suspension arrangements for wings for folding wings
    • E05D15/264Suspension arrangements for wings for folding wings for bi-fold wings
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00Suspension arrangements for wings
    • E05D15/56Suspension arrangements for wings with successive different movements
    • E05D15/58Suspension arrangements for wings with successive different movements with both swinging and sliding movements
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/08Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/08Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
    • E05F1/16Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for sliding wings
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F3/00Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
    • E05F3/14Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with fluid brakes of the rotary type
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F3/00Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
    • E05F3/22Additional arrangements for closers, e.g. for holding the wing in opened or other position
    • E05F3/221Mechanical power-locks, e.g. for holding the wing open or for free-moving zones
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/32Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/50Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with more than one kind of movement
    • E06B3/5045Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with more than one kind of movement specially adapted for furniture
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00Constructional elements; Accessories therefor
    • E05Y2201/20Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/262Type of motion, e.g. braking
    • E05Y2201/266Type of motion, e.g. braking rotary
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00Constructional elements; Accessories therefor
    • E05Y2201/40Motors; Magnets; Springs; Weights; Accessories therefor
    • E05Y2201/404Function thereof
    • E05Y2201/41Function thereof for closing
    • E05Y2201/414Function thereof for closing for the initial closing movement
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00Constructional elements; Accessories therefor
    • E05Y2201/60Suspension or transmission members; Accessories therefor
    • E05Y2201/622Suspension or transmission members elements
    • E05Y2201/624Arms
    • E05Y2201/626Levers
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00Constructional elements; Accessories therefor
    • E05Y2201/60Suspension or transmission members; Accessories therefor
    • E05Y2201/622Suspension or transmission members elements
    • E05Y2201/638Cams; Ramps
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00Constructional elements; Accessories therefor
    • E05Y2201/60Suspension or transmission members; Accessories therefor
    • E05Y2201/622Suspension or transmission members elements
    • E05Y2201/684Rails; Tracks
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00Application of doors, windows, wings or fittings thereof
    • E05Y2900/20Application of doors, windows, wings or fittings thereof for furniture, e.g. cabinets
    • E05Y2900/212Doors disappearing in pockets in the furniture body

Definitions

  • the invention relates to an arrangement with at least one door leaf and with a guide system of the type to be described. Furthermore, the invention relates to a piece of furniture with such a guide system or with an arrangement of the type mentioned above.
  • a piece of furniture with a door leaf is shown, whereby the door leaf can be moved from a first position closing a furniture body into a second position in which the door leaf can be lowered into a lateral cavity of the furniture body.
  • the door leaf can be ejected by a mechanical drive device from the lowered position in the cavity into a position outside the cavity.
  • the drive device comprises a control curve extending over the depth of the cavity, along which a control element in the form of a pressure roller loaded by a force accumulator can be rolled.
  • the disadvantage here is that the arrangement of the Control curve depends on the width of the door leaf and the depth of the shaft and is therefore associated with increased material expenditure.
  • the pressure roller rolls along the control curve over the entire depth of the cavity during the retraction and extension movement of the door leaf, whereby the movement of the door leaf is slowed down by the friction between the pressure roller and the control curve and undesirable noises are generated.
  • increased force is required to push the door leaf into the pushed-in end position, since towards the end of the pushing-in movement the pressure roller has to be moved by manual force over a relatively long distance against the force of the energy accumulator to an elevation of the control curve, so that the energy accumulator is recharged to eject the door leaf.
  • a guide system is shown for two hinged door leaves that are movably mounted along guide rails that run at right angles to each other.
  • the door leaves can only be moved in the depth direction of the furniture when the door leaves are aligned parallel to each other.
  • a lockable ejection device for drawers is shown, whereby the ejection device can be unlocked by pushing the drawer into a release position behind the closed end position. After unlocking, the drawer is ejected into an open position by the force of a spring.
  • the drawer rail of the drawer pull-out guide is coupled to a retraction device via coupling elements, so that the drawer can be retracted into the closed end position by a force accumulator of the retraction device.
  • WO 2016/081963 A1 also reveals an example of a leadership system.
  • the object of the present invention is to propose a guide system of the type mentioned at the outset, wherein at least one of the disadvantages mentioned above is avoided.
  • the coupling piece and the control cam are decoupled from one another over a large part of the movement of the carrier between the extended position and the retracted position and that the carrier can be retracted into the retracted position from a position immediately upstream of the retracted position when the coupling piece is coupled to the control cam.
  • the coupling piece and the control cam are thus freely movable independently of one another over a large part of the movement path of the carrier and are only coupled to one another towards the end of the insertion movement of the carrier in the direction of the retracted position, wherein the energy accumulator of the drive device is charged by the interaction of the coupling piece with the control cam and the carrier can then be retracted into the retracted position by the force of the energy accumulator.
  • the energy accumulator is then at least partially charged, so that the carrier can be ejected from the retracted position back towards the extended position using the energy stored in the energy accumulator.
  • This ejection can take place after a person has been activated, for example in such a way that the carrier is locked in the retracted position and can be unlocked by overpressing from the retracted position into an overpress position behind the retracted position, whereupon the carrier can be ejected using the force of the energy accumulator.
  • Fig. 1a shows a perspective view of a piece of furniture 1 with door leaves 3a, 3b and 4a, 4b, which are movably mounted relative to a furniture body 2 by a guide system 5.
  • the guide system 5 comprises a first guide rail 6 with a longitudinal direction (L) and a second guide rail 11 running transversely, preferably at right angles, to the longitudinal direction (L) for guiding the door leaves 3a and 3b, wherein a guide device 8a connected to the door leaf 3b is movably mounted along the first guide rail 6 and relative to the second guide rail 11.
  • the first guide rail 6 and the second guide rail 11 can be designed separately from one another and, in the assembled state, can either be at the same height or at a different height. Alternatively, it is possible for the first guide rail 6 and the second guide rail are integrally formed together.
  • the door leaves 3a, 3b can be pushed into a lateral cavity 7a in a position parallel to one another.
  • the other two door leaves 4a, 4b can be moved relative to the first guide rail 6 by means of a second guide device 8b connected to the door leaf 4b and can be pushed into a second lateral cavity 7b in a position parallel to one another.
  • the door leaves 3a, 3b and 4a, 4b are each pivotably connected to one another by furniture hinges 10, so that the door leaves 3a, 3b and 4a, 4b are each articulated to one another around a vertical axis.
  • Fig. 1b shows the furniture 1, wherein the door leaves 3a, 3b and 4a, 4b are each aligned parallel to each other and can be inserted into the lateral cavities 7a, 7b in a direction (Z) transverse to the longitudinal direction (L).
  • Fig. 2 shows a perspective view of the door leaves 3a and 3b, which can be moved along the first guide rail 6 via the guide device 8a connected to the door leaf 3b.
  • the guide device 8a can be detachably coupled to a vertically extending carrier 14, so that the guide device 8a can be pushed together with the door leaves 3a, 3b in the direction (Z) transverse to the longitudinal direction (L) relative to the second guide rail 11.
  • the carrier 14 In the assembled position, the carrier 14 can be moved into a transfer position in which the carrier 14 adjoins the first guide rail 6 in the longitudinal direction (L), so that the guide device 8a can be transferred back and forth between the first guide rail 6 and the carrier 14.
  • the second guide rail 11 is attached to a side wall 2a of the furniture body 2, the second guide rail 11 having a control curve 12 in the rear end region for detachable coupling with a coupling piece 21 (not visible here) of the carrier 14 and a damping device 13, for example at least one linear damper with a piston-cylinder unit, for damping a movement of the carrier 14 in the direction (Z).
  • the carrier 14 is therefore movably mounted relative to the second guide rail 11 between an extended and a retracted position, the lower end region of the carrier 14 being guided, for example via rollers, relative to another guide rail 15.
  • the height of the carrier 14 can extend over a large part of the height of the door leaves 3a, 3b.
  • the carrier 14 can be formed, for example, by a curved rail profile.
  • Fig.3 shows the rear end area of the second guide rail 11 with the drive device 28 in an exploded view.
  • the carrier 14 can be retracted towards the end of the insertion movement by the force of an energy accumulator 20 into the retracted position relative to the second guide rail 11 in the direction (Z) and by the force of the same energy accumulator 20 - after unlocking - can be ejected again from the inserted position against the direction (Z).
  • a bearing part 27 is to be attached to the second guide rail 11, on which the control cam 12 is arranged or formed.
  • the carrier 14 has at least one roller 25a with a horizontal axis of rotation and at least one roller 25b with a vertical axis of rotation, wherein the rollers 25a and 25b can roll along a runway of the second guide rail 11.
  • a coupling piece 21 is mounted on the carrier 14 so as to be pivotable about a rotation axis 24, whereby the coupling piece 21 in the embodiment shown is designed as a two-armed lever with two lever ends 21a, 21b.
  • a pressure piece 18, preferably a pressure roller 18a which can be rotated about the joint axis 19, is mounted on the first lever end 21a of the coupling piece 21, whereby the pressure roller 18a can be moved by a movement of the carrier 14 in the direction (Z) along the control curve 12.
  • the movement of the carrier 14 in the direction (Z) can be directed into the damping device 13 ( Fig. 2 ) so that the movement of the carrier 14 can be braked down to the retracted position.
  • the coupling piece 21 can be releasably locked in the retracted position by a locking lever 22, the locking lever 22 being pre-tensioned by a spring element 26 in the direction of a release position that releases the coupling piece 21.
  • the spring element 26 acts against the force of a timing element 29 ( Fig. 4b ), so that the locking between the locking lever 22 and the coupling piece 21 can only be released after a predetermined period of time by the delaying force of the time element 29. This function serves to ensure that the carrier 14 is not immediately ejected back into an extended position after it has been retracted by the force of the energy accumulator 20.
  • Fig. 4a shows the second guide rail 11 in a side view, with the bearing part 27 with the control cam 12 being attached to the rear end area.
  • the carrier 14 is partially hidden for the purpose of improved understanding.
  • the coupling piece 21 is pivotably mounted on the carrier 14 about a rotation axis 24, with the coupling piece 21 and the control cam 12 are decoupled from each other over a large part of the movement of the carrier 14 between the extended position and the retracted position and can only be coupled to each other towards the end of the retracted position.
  • This coupling takes place when the coupling piece 21, here the pressure piece 18, strikes the control cam 12 during a movement in direction (Z) ( Fig.4b ).
  • Fig. 4b shows the Fig. 4a framed area in an enlarged view.
  • the coupling piece 21 is pivotally mounted about a rotation axis 24 and has two lever arms 21a and 21b, wherein the pressure piece 18 arranged on the first lever arm 21a in the form of the pressure roller 18a strikes the control curve 12 of the bearing part 27.
  • the energy accumulator 20 can comprise one or more coil springs.
  • the energy accumulator 20 is designed as a tension spring, so that the pressure piece 18 can be pressed against the control curve 12 by the force of the energy accumulator 20 during a continued movement of the carrier 14 in the direction (Z).
  • a timing element 29 in the form of a rotary damper preferably designed as a fluid damper, is mounted on the carrier 14 (only partially shown), wherein the pinion 23 of the rotary damper interacts with the toothing 22a of the locking lever
  • Fig. 5a shows one of the Figures 4a, 4b continued movement of the carrier 14 in the direction (Z) of the retracted position.
  • the pressure piece 18 can initially be moved along a tensioning section of the control curve 12, whereby the coupling piece 21 in the form of the two-armed lever is tilted in an anti-clockwise direction and the energy accumulator 20 in the form of the tension spring is tensioned.
  • Fig. 5b shows a continued movement of the carrier 14 in direction (Z), whereby the pressure piece 18 is located at the highest area of the control cam 12 and thus the energy accumulator 20 is maximally tensioned.
  • Fig. 6a shows a continued movement of the carrier 14 in the direction (Z) of the retracted position.
  • the pressure piece 18 is starting from the previous Fig. 5b now mounted so as to be movable along a feed section of the control cam 21, since the control cam 21 in this area has a decreasing relative distance with respect to the Rotation axis 24 of the coupling piece 21 is formed.
  • the energy accumulator 20 can relax, whereby the carrier 14 (and thus the door leaves 3a, 3b) is drawn in the direction (Z) by the force of the relaxing energy accumulator 20.
  • the joint axis 19, on which the pressure piece 18 in the form of the pressure roller 18a is mounted, is moved into a recess 22c of the locking lever 22.
  • the locking lever 22 When the joint axis 19 enters the recess 22c, the locking lever 22 is pivoted clockwise about the rotation axis 22b, whereby the teeth 22a of the locking lever 22 and the pinion 23 of the timing element 29 (rotation damper) run against one another and the spring element 26 in the form of the tension spring is tensioned.
  • the carrier 14 strikes the stop 17, whereby a movement of the carrier 14 in the direction (Z) up to the retracted position is prevented by the damping device 13 ( Fig. 2 ) can be braked.
  • Fig. 6b the retracted position of the carrier 14 is shown, wherein the pressure piece 18 in the form of the pressure roller 18a is provided with a locking section 12c ( Fig. 6a ), preferably a trough, the control cam 12 is releasably locked so that the carrier 14 is held in the retracted position shown with a predetermined force.
  • the joint axis 19 of the pressure piece 18 is releasably locked with the recess 22c of the locking lever 22, whereby both the spring element 26 and the energy storage device 20 are in a tensioned state.
  • the last retraction path of the carrier 14 in direction (Z) was braked by the damping device 13, whereby the stop 17 in direct comparison with the Fig. 6a was pressed in direction (Z).
  • Fig. 7a shows the position of the carrier 14 after the locking between the locking lever 22 and the coupling piece 21 has been released by over-pressing the carrier 14 from the retracted position into an over-pressing position located behind the retracted position.
  • the carrier 14 is thus moved into the over-pressing position by manual force, whereby the locking between the joint axis 19 and the recess 22c of the locking lever 22 can be released.
  • the locking lever 22 is pivoted counterclockwise by releasing the locking between the joint axis 19 of the pressure piece 18 and the locking lever 22 and by the force of the relaxing spring element 26, whereby this movement of the locking lever 22 into the unlocking position is carried out by the timing element 29 in the form of the rotary damper is dampened.
  • the pinion 23 of the rotary damper runs along the teeth 22a of the locking lever 22, so that the movement of the locking lever 22 in the counterclockwise direction is dampened ( Fig. 7b ).
  • the timing element 29 in the form of the rotary damper prevents the carrier 14 (and thus the door leaves 3a, 3b) from being immediately ejected in the opposite direction (Z) when the retracted position is reached.
  • Fig. 8a shows the ejection process of the carrier 14 starting from the retracted position in the ejection direction (A).
  • the pressure piece 18 in the form of the pressure roller 18a can be supported on a recess 27a of the bearing body 27, so that the carrier 14 (and thus the door leaves 3a, 3b) can be ejected in the ejection direction (A) by the force of the relaxing energy accumulator 20.
  • Fig. 8b shows a continued movement of the carrier 14 in the ejection direction (A).
  • Fig. 9a shows a continued movement of the carrier 14 in the ejection direction (A).
  • the coupling piece 21 is pivoted counterclockwise about the axis of rotation 24 by the remaining force of the energy storage device 20, whereby the coupling piece 21 is decoupled from the control cam 12 and the carrier 14 can be moved further in the ejection direction (A) in an uncoupled manner.
  • the coupling piece 21 can be coupled again with the control cam 12, as already shown in Figure 4b was shown and described.
  • Fig. 9b shows the rear end region of the second guide rail 11, wherein the bearing part 27 with the control cam 12 is attached to the second guide rail 11 or to a side wall 2a ( Fig.2 ) of the furniture body 2 is to be mounted in a stationary manner.
  • the damping device 13 for damping a movement of the carrier 14 in the direction (Z) can be seen, which in the embodiment shown is designed as a piston-cylinder unit.
  • the stop 17 is connected to a damping cylinder 13b, preferably in one piece.
  • the stop 17 can be pressed in by a movement of the carrier 14 in the direction (Z), whereby the damping cylinder 13b can be displaced in the direction (Z) relative to the damper housing 13a to carry out a damping stroke and wherein the movement of the damping cylinder 13b relative to the damper housing 13a is controlled by can be braked by the resistance of a, preferably hydraulic, damping medium.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Closing And Opening Devices For Wings, And Checks For Wings (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Extensible Doors And Revolving Doors (AREA)
  • Support Devices For Sliding Doors (AREA)
  • Drawers Of Furniture (AREA)

Description

Die vorliegende Erfindung bezieht sich auf ein Führungssystem zur Führung wenigstens eines bewegbar gelagerten Türflügels, umfassend:

  • eine erste Führungsschiene mit einer Längsrichtung zur Führung des wenigstens einen Türflügels,
  • eine zweite Führungsschiene zur Führung des wenigstens einen Türflügels, wobei die zweite Führungsschiene im Montagezustand relativ zur Längsrichtung der ersten Führungsschiene quer verläuft,
  • einen Träger, durch welchen der wenigstens eine Türflügel im Montagezustand in der quer zur Längsrichtung der Führungsschiene verlaufenden Richtung relativ zur zweiten Führungsschiene zwischen einer ausgefahrenen und einer eingefahrenen Stellung bewegbar gelagert ist,
  • eine Antriebsvorrichtung mit zumindest einem Kraftspeicher, wobei der Träger durch die Antriebsvorrichtung ausgehend von der eingefahrenen Stellung des Trägers durch die Kraft des Kraftspeichers zumindest abschnittsweise in Richtung der ausgefahrenen Stellung des Trägers ausstoßbar ist, wobei die Antriebsvorrichtung ein Koppelstück und eine Steuerkurve aufweist.
The present invention relates to a guide system for guiding at least one movably mounted door leaf, comprising:
  • a first guide rail with a longitudinal direction for guiding the at least one door leaf,
  • a second guide rail for guiding the at least one door leaf, wherein the second guide rail in the assembled state runs transversely relative to the longitudinal direction of the first guide rail,
  • a support by which the at least one door leaf is movably mounted in the assembled state in the direction transverse to the longitudinal direction of the guide rail relative to the second guide rail between an extended and a retracted position,
  • a drive device with at least one energy accumulator, wherein the carrier can be ejected by the drive device, starting from the retracted position of the carrier, by the force of the energy accumulator, at least in sections in the direction of the extended position of the carrier, wherein the drive device has a coupling piece and a control curve.

Im Weiteren betrifft die Erfindung eine Anordnung mit wenigstens einem Türflügel und mit einem Führungssystem der zu beschreibenden Art. Ferner betrifft die Erfindung ein Möbel mit einem derartigen Führungssystem oder mit einer Anordnung der vorstehend genannten Art.Furthermore, the invention relates to an arrangement with at least one door leaf and with a guide system of the type to be described. Furthermore, the invention relates to a piece of furniture with such a guide system or with an arrangement of the type mentioned above.

In der WO 2016/081961 A1 ist ein Möbel mit einem Türflügel gezeigt, wobei der Türflügel ausgehend von einer einen Möbelkorpus verschließenden ersten Stellung in eine zweite Stellung bewegbar ist, in welcher der Türflügel in einem seitlichen Hohlraum des Möbelkorpus versenkbar ist. Der Türflügel kann dabei durch eine mechanische Antriebsvorrichtung ausgehend von der versenkten Stellung im Hohlraum in eine außerhalb des Hohlraumes befindliche Stellung ausgestoßen werden. Die Antriebsvorrichtung umfasst dabei eine über die Tiefe de Hohlraumes erstreckende Steuerkurve, entlang welcher ein Steuerelement in Form einer von einem Kraftspeicher belasteten Druckrolle abrollbar ist. Nachteilig dabei ist, dass die Anordnung der Steuerkurve von der Breite des Türflügels und der Tiefe des Schachtes abhängig und somit mit einem erhöhten Materialaufwand verbunden ist. Außerdem rollt die Druckrolle bei der Einfahrbewegung und bei der Ausfahrbewegung des Türflügels über die gesamte Tiefe des Hohlraumes an der Steuerkurve ab, wobei die Bewegung des Türflügels durch die Reibung zwischen der Druckrolle und der Steuerkurve unter Entwicklung von unerwünschten Geräuschen verlangsamt wird. Zum Einschieben des Türflügels in die eingeschobene Endstellung ist zudem ein erhöhter Kraftaufwand erforderlich, da die Druckrolle gegen Ende der Einschubbewegung durch manuelle Kraftausübung über eine relativ lange Wegstrecke entgegen der Kraft des Kraftspeichers auf eine Erhöhung der Steuerkurve bewegt werden muss, sodass der Kraftspeicher zum Ausstoßen des Türflügels wieder geladen wird.In the WO 2016/081961 A1 a piece of furniture with a door leaf is shown, whereby the door leaf can be moved from a first position closing a furniture body into a second position in which the door leaf can be lowered into a lateral cavity of the furniture body. The door leaf can be ejected by a mechanical drive device from the lowered position in the cavity into a position outside the cavity. The drive device comprises a control curve extending over the depth of the cavity, along which a control element in the form of a pressure roller loaded by a force accumulator can be rolled. The disadvantage here is that the arrangement of the Control curve depends on the width of the door leaf and the depth of the shaft and is therefore associated with increased material expenditure. In addition, the pressure roller rolls along the control curve over the entire depth of the cavity during the retraction and extension movement of the door leaf, whereby the movement of the door leaf is slowed down by the friction between the pressure roller and the control curve and undesirable noises are generated. In addition, increased force is required to push the door leaf into the pushed-in end position, since towards the end of the pushing-in movement the pressure roller has to be moved by manual force over a relatively long distance against the force of the energy accumulator to an elevation of the control curve, so that the energy accumulator is recharged to eject the door leaf.

In der US 2015/0008811 A1 ist ein Führungssystem für zwei miteinander gelenkig verbundene Türflügel gezeigt, welche entlang von rechtwinklig zueinander verlaufenden Führungsschienen bewegbar gelagert sind. Die Türflügel sind erst dann in Tiefenrichtung des Möbels bewegbar, wenn die Türflügel parallel zueinander ausgerichtet sind.In the US 2015/0008811 A1 A guide system is shown for two hinged door leaves that are movably mounted along guide rails that run at right angles to each other. The door leaves can only be moved in the depth direction of the furniture when the door leaves are aligned parallel to each other.

In der AT 502 417 A1 ist eine verriegelbare Ausstoßvorrichtung für Schubladen gezeigt, wobei die Ausstoßvorrichtung durch Überdrücken der Schublade in eine hinter der geschlossenen Endlage befindliche Auslöseposition entriegelbar ist. Nach erfolgter Entriegelung wird die Schublade durch die Kraft einer Feder in eine Offenstellung ausgestoßen. Beim Schließen der Schublade wird die Ladenschiene der Schubladenausziehführung über Koppelelemente mit einer Einzugsvorrichtung gekoppelt, sodass die Schublade durch einen Kraftspeicher der Einzugsvorrichtung in die geschlossene Endlage einziehbar ist. WO 2016/081963 A1 offenbart ebenso ein Beispiel eines Führungssystems.In the AT 502 417 A1 a lockable ejection device for drawers is shown, whereby the ejection device can be unlocked by pushing the drawer into a release position behind the closed end position. After unlocking, the drawer is ejected into an open position by the force of a spring. When the drawer is closed, the drawer rail of the drawer pull-out guide is coupled to a retraction device via coupling elements, so that the drawer can be retracted into the closed end position by a force accumulator of the retraction device. WO 2016/081963 A1 also reveals an example of a leadership system.

Aufgabe der vorliegenden Erfindung ist es, ein Führungssystem der eingangs erwähnten Gattung vorzugschlagen, wobei zumindest einer der vorstehend genannten Nachteile vermieden ist.The object of the present invention is to propose a guide system of the type mentioned at the outset, wherein at least one of the disadvantages mentioned above is avoided.

Dies wird erfindungsgemäß durch die Merkmale des Patentanspruchs 1 gelöst. Weitere vorteilhafte Ausgestaltungen der Erfindung sind in den abhängigen Unteransprüchen angegeben.This is achieved according to the invention by the features of patent claim 1. Further advantageous embodiments of the invention are specified in the dependent subclaims.

Gemäß der Erfindung ist also vorgesehen, dass das Koppelstück und die Steuerkurve über einen Großteil der Bewegung des Trägers zwischen der ausgefahrenen Stellung und der eingefahrenen Stellung voneinander entkoppelt sind und dass der Träger bei einer Kopplung des Koppelstücks mit der Steuerkurve ausgehend von einer der eingefahrenen Stellung unmittelbar vorgelagerten Position in die eingefahrene Stellung einziehbar ist.According to the invention, it is therefore provided that the coupling piece and the control cam are decoupled from one another over a large part of the movement of the carrier between the extended position and the retracted position and that the carrier can be retracted into the retracted position from a position immediately upstream of the retracted position when the coupling piece is coupled to the control cam.

Somit sind das Koppelstück und die Steuerkurve über einen Großteil des Bewegungsweges des Trägers unabhängig voneinander frei bewegbar und werden erst gegen Ende der Ende der Einschubbewegung des Trägers in Richtung der eingefahrenen Stellung miteinander gekoppelt, wobei der Kraftspeicher der Antriebsvorrichtung durch das Zusammenwirken des Koppelstücks mit der Steuerkurve geladen wird und anschließend der Träger durch die Kraft des Kraftspeichers in die eingefahrene Stellung einziehbar ist. In der eingefahrenen Stellung des Trägers ist dann der Kraftspeicher zumindest teilweise geladen, sodass der Träger durch die gespeicherte Energie des Kraftspeichers ausgehend von der eingefahrenen Stellung wieder in Richtung der ausgefahrenen Stellung ausstoßbar ist. Dieses Ausstoßen kann nach erfolgter Aktivierung einer Person erfolgen, beispielsweise dahingehend, dass der Träger in der eingefahrenen Stellung verriegelt ist und durch Überdrücken ausgehend von der eingefahrenen Stellung in eine hinter der eingefahrenen Stellung liegende Überdrückstellung entriegelbar ist, woraufhin der Träger durch die Kraft des Kraftspeichers ausstoßbar ist.The coupling piece and the control cam are thus freely movable independently of one another over a large part of the movement path of the carrier and are only coupled to one another towards the end of the insertion movement of the carrier in the direction of the retracted position, wherein the energy accumulator of the drive device is charged by the interaction of the coupling piece with the control cam and the carrier can then be retracted into the retracted position by the force of the energy accumulator. In the retracted position of the carrier, the energy accumulator is then at least partially charged, so that the carrier can be ejected from the retracted position back towards the extended position using the energy stored in the energy accumulator. This ejection can take place after a person has been activated, for example in such a way that the carrier is locked in the retracted position and can be unlocked by overpressing from the retracted position into an overpress position behind the retracted position, whereupon the carrier can be ejected using the force of the energy accumulator.

Dabei kann vorgesehen sein, dass entweder

  • das Koppelstück am Träger angeordnet oder mit dem Träger mitbewegbar ist und dass die Steuerkurve an der zweiten Führungsschiene oder an einem korpusfesten Teil angeordnet ist,
    oder dass
  • das Koppelstück an der zweiten Führungsschiene oder an einem korpusfesten Teil angeordnet und die Steuerkurve am Träger angeordnet oder mit dem Träger mitbewegbar ist.
It can be provided that either
  • the coupling piece is arranged on the carrier or can move with the carrier and that the control cam is arranged on the second guide rail or on a part fixed to the body,
    or that
  • the coupling piece is arranged on the second guide rail or on a part fixed to the body and the control cam is arranged on the carrier or can move with the carrier.

Weitere Einzelheiten und Vorteile der Erfindung ergeben sich anhand des in den Figuren gezeigten Ausführungsbeispiels. Dabei zeigt bzw. zeigen:

Fig. 1a, 1b
zwei perspektivische Ansichten eines Möbels mit Türflügeln, welche durch ein Führungssystem relativ zu einem Möbelkorpus bewegbar gelagert sind,
Fig. 2
eine perspektivische Ansicht der Türflügel mit dem Führungssystem,
Fig. 3
den hinteren Endbereich der zweiten Führungsschiene mit der Antriebsvorrichtung in einer Explosionsdarstellung,
Fig. 4a, 4b
die zweite Führungsschiene in einer Seitenansicht sowie eine vergrößerte Detaildarstellung hierzu,
Fig. 5a, 5b
eine zu den Fig. 4a, 4b fortgesetzte Positionen des Trägers in Richtung der eingefahrenen Stellung,
Fig. 6a, 6b
eine weiter fortgesetzte Bewegung des Trägers in Richtung der eingefahrenen Stellung sowie die Position des Trägers in der eingefahrenen Stellung,
Fig. 7a, 7b
die Entriegelung des Trägers zum Bewegen des Trägers in eine Ausstoßrichtung sowie die Überdrückstellung des Trägers,
Fig. 8a, 8b
zwei verschiedene Stellungen des Trägers in Ausstoßrichtung,
Fig. 9a, 9b
eine weiter fortgesetzte Stellung des Trägers in Ausstoßrichtung sowie den hinteren Endbereich der zweiten Führungsschiene in einer perspektivischen Ansicht.
Further details and advantages of the invention will become apparent from the embodiment shown in the figures. In the figures:
Fig. 1a, 1b
two perspective views of a piece of furniture with door leaves which are movably mounted relative to a furniture body by a guide system,
Fig.2
a perspective view of the door leaves with the guide system,
Fig.3
the rear end area of the second guide rail with the drive device in an exploded view,
Fig. 4a, 4b
the second guide rail in a side view and an enlarged detailed view,
Fig. 5a, 5b
one of the Fig. 4a, 4b continued positions of the carrier towards the retracted position,
Fig. 6a, 6b
a continued movement of the carrier towards the retracted position and the position of the carrier in the retracted position,
Fig. 7a, 7b
the release of the carrier to move the carrier in an ejection direction and the overpressure position of the carrier,
Fig. 8a, 8b
two different positions of the carrier in the ejection direction,
Fig. 9a, 9b
a further continued position of the carrier in the ejection direction as well as the rear end region of the second guide rail in a perspective view.

Fig. 1a zeigt eine perspektivische Ansicht eines Möbels 1 mit Türflügeln 3a, 3b und 4a, 4b, welche durch ein Führungssystem 5 relativ zu einem Möbelkorpus 2 bewegbar gelagert sind. Das Führungssystem 5 umfasst eine erste Führungsschiene 6 mit einer Längsrichtung (L) und eine quer, vorzugsweise rechtwinklig, zur Längsrichtung (L) verlaufende zweite Führungsschiene 11 zur Führung der Türflügel 3a und 3b, wobei eine mit dem Türflügel 3b verbundene Führungseinrichtung 8a entlang der ersten Führungsschiene 6 und relativ zur zweiten Führungsschiene 11 bewegbar gelagert ist. Die erste Führungsschiene 6 und die zweite Führungsschiene 11 können voneinander gesondert ausgebildet sein und im Montagezustand entweder eine gleiche Höhenlage oder eine unterschiedliche Höhenlage einnehmen. Alternativ ist es möglich, dass die erste Führungsschiene 6 und die zweite Führungsschiene zusammen einstückig ausgebildet sind. Fig. 1a shows a perspective view of a piece of furniture 1 with door leaves 3a, 3b and 4a, 4b, which are movably mounted relative to a furniture body 2 by a guide system 5. The guide system 5 comprises a first guide rail 6 with a longitudinal direction (L) and a second guide rail 11 running transversely, preferably at right angles, to the longitudinal direction (L) for guiding the door leaves 3a and 3b, wherein a guide device 8a connected to the door leaf 3b is movably mounted along the first guide rail 6 and relative to the second guide rail 11. The first guide rail 6 and the second guide rail 11 can be designed separately from one another and, in the assembled state, can either be at the same height or at a different height. Alternatively, it is possible for the first guide rail 6 and the second guide rail are integrally formed together.

Die Türflügel 3a, 3b können in einer parallelen Stellung zueinander in einen seitlichen Hohlraum 7a eingeschoben werden. Durch eine mit dem Türflügel 4b verbundene zweite Führungseinrichtung 8b können die beiden anderen Türflügel 4a, 4b relativ zur ersten Führungsschiene 6 bewegt werden und sind in einer parallelen Stellung zueinander in einen zweiten seitlichen Hohlraum 7b einschiebbar. Die Türflügel 3a, 3b und 4a, 4b sind jeweils durch Möbelscharniere 10 miteinander schwenkbar verbunden, sodass also die Türflügel 3a, 3b und 4a, 4b jeweils um eine vertikal verlaufende Achse miteinander gelenkig verbunden sind. Fig. 1b zeigt das Möbel 1, wobei die Türflügel 3a, 3b und 4a, 4b jeweils parallel zueinander ausgerichtet sind und in einer Richtung (Z) quer zur Längsrichtung (L) in die seitlichen Hohlräume 7a, 7b einschiebbar sind.The door leaves 3a, 3b can be pushed into a lateral cavity 7a in a position parallel to one another. The other two door leaves 4a, 4b can be moved relative to the first guide rail 6 by means of a second guide device 8b connected to the door leaf 4b and can be pushed into a second lateral cavity 7b in a position parallel to one another. The door leaves 3a, 3b and 4a, 4b are each pivotably connected to one another by furniture hinges 10, so that the door leaves 3a, 3b and 4a, 4b are each articulated to one another around a vertical axis. Fig. 1b shows the furniture 1, wherein the door leaves 3a, 3b and 4a, 4b are each aligned parallel to each other and can be inserted into the lateral cavities 7a, 7b in a direction (Z) transverse to the longitudinal direction (L).

Fig. 2 zeigt eine perspektivische Ansicht der Türflügel 3a und 3b, welche über die mit dem Türflügel 3b verbundene Führungseinrichtung 8a entlang der ersten Führungsschiene 6 bewegbar sind. Die Führungseinrichtung 8a ist mit einem vertikal verlaufenden Träger 14 lösbar koppelbar, sodass die Führungseinrichtung 8a zusammen den Türflügeln 3a, 3b in Richtung (Z) quer zur Längsrichtung (L) relativ zur zweiten Führungsschiene 11 einschiebbar ist. Der Träger 14 ist in Montagelage in eine Transferstellung bewegbar, in welcher der Träger 14 in Längsrichtung (L) an die erste Führungsschiene 6 anschließt, sodass die Führungseinrichtung 8a zwischen der ersten Führungsschiene 6 und dem Träger 14 hin und her transferierbar ist. Die zweite Führungsschiene 11 ist an einer Seitenwand 2a des Möbelkorpus 2 befestigt, wobei die zweite Führungsschiene 11 im hinteren Endbereich eine Steuerkurve 12 zur lösbaren Kopplung mit einem (hier nicht ersichtlichen) Koppelstück 21 des Trägers 14 und eine Dämpfvorrichtung 13, beispielsweise zumindest einen Lineardämpfer mit einer Kolben-Zylinder-Einheit, zur Dämpfung einer Bewegung des Trägers 14 in Richtung (Z) aufweist. Der Träger 14 ist also relativ zur zweiten Führungsschiene 11 zwischen einer ausgefahrenen und einer eingefahrenen Stellung bewegbar gelagert, wobei der untere Endbereich des Trägers 14, beispielsweise über Laufrollen, relativ zu einer weiteren Führungsschiene 15 geführt ist. Die Höhe des Trägers 14 kann sich dabei über einen Großteil der Höhe der Türflügel 3a, 3b erstrecken. Der Träger 14 kann beispielsweise durch ein gebogenes Schienenprofil gebildet sein. Fig. 2 shows a perspective view of the door leaves 3a and 3b, which can be moved along the first guide rail 6 via the guide device 8a connected to the door leaf 3b. The guide device 8a can be detachably coupled to a vertically extending carrier 14, so that the guide device 8a can be pushed together with the door leaves 3a, 3b in the direction (Z) transverse to the longitudinal direction (L) relative to the second guide rail 11. In the assembled position, the carrier 14 can be moved into a transfer position in which the carrier 14 adjoins the first guide rail 6 in the longitudinal direction (L), so that the guide device 8a can be transferred back and forth between the first guide rail 6 and the carrier 14. The second guide rail 11 is attached to a side wall 2a of the furniture body 2, the second guide rail 11 having a control curve 12 in the rear end region for detachable coupling with a coupling piece 21 (not visible here) of the carrier 14 and a damping device 13, for example at least one linear damper with a piston-cylinder unit, for damping a movement of the carrier 14 in the direction (Z). The carrier 14 is therefore movably mounted relative to the second guide rail 11 between an extended and a retracted position, the lower end region of the carrier 14 being guided, for example via rollers, relative to another guide rail 15. The height of the carrier 14 can extend over a large part of the height of the door leaves 3a, 3b. The carrier 14 can be formed, for example, by a curved rail profile.

Fig. 3 zeigt den hinteren Endbereich der zweiten Führungsschiene 11 mit der Antriebsvorrichtung 28 in einer Explosionsdarstellung. Durch die Antriebsvorrichtung 28 ist der Träger 14 gegen Ende der Einschubbewegung durch die Kraft eines Kraftspeichers 20 in die eingefahrene Stellung relativ zur zweiten Führungsschiene 11 in Richtung (Z) einziehbar und durch die Kraft desselben Kraftspeichers 20 - nach erfolgter Entriegelung - wieder aus der eingeschobenen Stellung entgegen der Richtung (Z) ausstoßbar. An der zweiten Führungsschiene 11 ist ein Lagerteil 27 zu befestigen, an welchem die Steuerkurve 12 angeordnet oder ausgebildet ist. Der Träger 14 weist zumindest eine Laufrolle 25a mit horizontaler Drehachse und zumindest eine Laufrolle 25b mit vertikaler Drehachse auf, wobei die Laufrollen 25a und 25b entlang einem Laufsteg der zweiten Führungsschiene 11 abrollbar sind. Am Träger 14 ist ein Koppelstück 21 um eine Drehachse 24 schwenkbar gelagert, wobei das Koppelstück 21 im gezeigten Ausführungsbeispiel als zweiarmiger Hebel mit zwei Hebelenden 21a, 21b ausgebildet ist. Am ersten Hebelende 21a des Koppelstücks 21 ist ein Druckstück 18, vorzugsweise eine um die Gelenkachse 19 drehbare Druckrolle 18a, gelagert, wobei die Druckrolle 18a durch eine Bewegung des Trägers 14 in Richtung (Z) entlang der Steuerkurve 12 verfahrbar ist. Durch einen Anschlag 17 kann die Bewegung des Trägers 14 in Richtung (Z) in die Dämpfvorrichtung 13 (Fig. 2) eingeleitet werden, sodass die Bewegung des Trägers 14 bis hin zur eingefahrenen Stellung abbremsbar ist. Durch einen Verriegelungshebel 22 ist das Koppelstück 21 in der eingefahrenen Stellung lösbar verriegelbar, wobei der Verriegelungshebel 22 durch ein Federelement 26 in Richtung einer das Koppelstück 21 freigebenden Lösestellung vorgespannt ist. Das Federelement 26 wirkt entgegen der Kraft eines Zeitgliedes 29 (Fig. 4b), sodass die Verriegelung zwischen dem Verriegelungshebel 22 und dem Koppelstück 21 durch die verzögernde Kraft des Zeitgliedes 29 erst nach einer vorgegebenen Zeitspanne lösbar ist. Diese Funktion dient dazu, dass der Träger 14 nach erfolgtem Einfahren durch die Kraft des Kraftspeichers 20 nicht sofort wieder in eine ausgefahrene Stellung ausgestoßen wird. Fig.3 shows the rear end area of the second guide rail 11 with the drive device 28 in an exploded view. By means of the drive device 28, the carrier 14 can be retracted towards the end of the insertion movement by the force of an energy accumulator 20 into the retracted position relative to the second guide rail 11 in the direction (Z) and by the force of the same energy accumulator 20 - after unlocking - can be ejected again from the inserted position against the direction (Z). A bearing part 27 is to be attached to the second guide rail 11, on which the control cam 12 is arranged or formed. The carrier 14 has at least one roller 25a with a horizontal axis of rotation and at least one roller 25b with a vertical axis of rotation, wherein the rollers 25a and 25b can roll along a runway of the second guide rail 11. A coupling piece 21 is mounted on the carrier 14 so as to be pivotable about a rotation axis 24, whereby the coupling piece 21 in the embodiment shown is designed as a two-armed lever with two lever ends 21a, 21b. A pressure piece 18, preferably a pressure roller 18a which can be rotated about the joint axis 19, is mounted on the first lever end 21a of the coupling piece 21, whereby the pressure roller 18a can be moved by a movement of the carrier 14 in the direction (Z) along the control curve 12. The movement of the carrier 14 in the direction (Z) can be directed into the damping device 13 ( Fig. 2 ) so that the movement of the carrier 14 can be braked down to the retracted position. The coupling piece 21 can be releasably locked in the retracted position by a locking lever 22, the locking lever 22 being pre-tensioned by a spring element 26 in the direction of a release position that releases the coupling piece 21. The spring element 26 acts against the force of a timing element 29 ( Fig. 4b ), so that the locking between the locking lever 22 and the coupling piece 21 can only be released after a predetermined period of time by the delaying force of the time element 29. This function serves to ensure that the carrier 14 is not immediately ejected back into an extended position after it has been retracted by the force of the energy accumulator 20.

Fig. 4a zeigt die zweite Führungsschiene 11 in einer Seitenansicht, wobei am hinteren Endbereich der Lagerteil 27 mit der Steuerkurve 12 befestigt ist. Der Träger 14 ist zum Zweck des verbesserten Verständnisses teilweise ausgeblendet. Am Träger 14 ist das Koppelstück 21 um eine Drehachse 24 schwenkbar gelagert, wobei das Koppelstück 21 und die Steuerkurve 12 über einen Großteil der Bewegung des Trägers 14 zwischen der ausgefahrenen Stellung und der eingefahrenen Stellung voneinander entkoppelt sind und erst gegen Ende der eingefahrenen Stellung miteinander koppelbar sind. Diese Kopplung erfolgt dann, wenn das Koppelstück 21, hier das Druckstück 18, bei einer Bewegung in Richtung (Z) an der Steuerkurve 12 anschlägt (Fig.4b). Fig. 4a shows the second guide rail 11 in a side view, with the bearing part 27 with the control cam 12 being attached to the rear end area. The carrier 14 is partially hidden for the purpose of improved understanding. The coupling piece 21 is pivotably mounted on the carrier 14 about a rotation axis 24, with the coupling piece 21 and the control cam 12 are decoupled from each other over a large part of the movement of the carrier 14 between the extended position and the retracted position and can only be coupled to each other towards the end of the retracted position. This coupling takes place when the coupling piece 21, here the pressure piece 18, strikes the control cam 12 during a movement in direction (Z) ( Fig.4b ).

Fig. 4b zeigt den in Fig. 4a eingerahmten Bereich in einer vergrößerten Ansicht. Das Koppelstück 21 ist um eine Drehachse 24 schwenkbar gelagert und weist zwei Hebelarme 21a und 21b auf, wobei das am ersten Hebelarm 21a angeordnete Druckstück 18 in Form der Druckrolle 18a an der Steuerkurve 12 des Lagerteiles 27 anschlägt. Am zweiten Hebelarm 21b des Koppelstücks 21 greift der Kraftspeicher 20 an, welcher sich in der gezeigten Figur in einem entspannten Zustand befindet. Der Kraftspeicher 20 kann eine oder auch mehrere Schraubenfedern umfassen. In der gezeigten Figur ist der Kraftspeicher 20 als Zugfeder ausgebildet, sodass das Druckstück 18 bei einer fortgesetzten Bewegung des Trägers 14 in Richtung (Z) durch die Kraft des Kraftspeichers 20 gegen die Steuerkurve 12 drückbar ist. Am (nur teilweise dargestellten Träger 14) ist ein Zeitglied 29 in Form eines, vorzugsweise als Fluiddämpfer ausgebildeten, Rotationsdämpfers gelagert, wobei das Ritzel 23 des Rotationsdämpfers mit der Verzahnung 22a des Verriegelungshebels 22 zusammenwirkt. Fig. 4b shows the Fig. 4a framed area in an enlarged view. The coupling piece 21 is pivotally mounted about a rotation axis 24 and has two lever arms 21a and 21b, wherein the pressure piece 18 arranged on the first lever arm 21a in the form of the pressure roller 18a strikes the control curve 12 of the bearing part 27. The energy accumulator 20, which is in a relaxed state in the figure shown, engages the second lever arm 21b of the coupling piece 21. The energy accumulator 20 can comprise one or more coil springs. In the figure shown, the energy accumulator 20 is designed as a tension spring, so that the pressure piece 18 can be pressed against the control curve 12 by the force of the energy accumulator 20 during a continued movement of the carrier 14 in the direction (Z). A timing element 29 in the form of a rotary damper, preferably designed as a fluid damper, is mounted on the carrier 14 (only partially shown), wherein the pinion 23 of the rotary damper interacts with the toothing 22a of the locking lever 22.

Fig. 5a zeigt eine zu den Figuren 4a, 4b fortgesetzte Bewegung des Trägers 14 in Richtung (Z) der eingefahrenen Stellung. Durch eine Bewegung des Trägers 14 in Richtung (Z) ist das Druckstück 18 zunächst entlang einem Spannabschnitt der Steuerkurve 12 verfahrbar, wobei das Koppelstück 21 in Form des zweiarmigen Hebels im Gegenuhrzeigersinn verkippt und der Kraftspeicher 20 in Form der Zugfeder gespannt wird. Fig. 5b zeigt eine fortgesetzte Bewegung des Trägers 14 in Richtung (Z), wobei sich das Druckstück 18 am höchsten Bereich der Steuerkurve 12 befindet und somit der Kraftspeicher 20 maximal gespannt ist. Fig. 5a shows one of the Figures 4a, 4b continued movement of the carrier 14 in the direction (Z) of the retracted position. By moving the carrier 14 in the direction (Z), the pressure piece 18 can initially be moved along a tensioning section of the control curve 12, whereby the coupling piece 21 in the form of the two-armed lever is tilted in an anti-clockwise direction and the energy accumulator 20 in the form of the tension spring is tensioned. Fig. 5b shows a continued movement of the carrier 14 in direction (Z), whereby the pressure piece 18 is located at the highest area of the control cam 12 and thus the energy accumulator 20 is maximally tensioned.

Fig. 6a zeigt eine fortgesetzte Bewegung des Trägers 14 in Richtung (Z) der eingefahrenen Stellung. Das Druckstück 18 ist ausgehend von der vorigen Fig. 5b nun entlang eines Einzugsabschnittes der Steuerkurve 21 verfahrbar gelagert, da die Steuerkurve 21 in diesem Bereich einen sich verringernden Relativabstand in Bezug zur Drehachse 24 des Koppelstücks 21 ausbildet. Auf diese Weise kann sich der Kraftspeicher 20 entspannen, wodurch der Träger 14 (und damit die Türflügel 3a, 3b) durch die Kraft des sich entspannenden Kraftspeichers 20 in Richtung (Z) eingezogen wird. Die Gelenkachse 19, an welcher das Druckstück 18 in Form der Druckrolle 18a gelagert ist, wird dabei in eine Ausnehmung 22c des Verriegelungshebels 22 bewegt. Durch den Eintritt der Gelenkachse 19 in die Ausnehmung 22c wird der Verriegelungshebel 22 um die Drehachse 22b im Uhrzeigersinn verschwenkt, wobei die Verzahnung 22a des Verriegelungshebels 22 und das Ritzel 23 des Zeitgliedes 29 (Rotationsdämpfer) aneinander ablaufen und das Federelement 26 in Form der Zugfeder gespannt wird. Der Träger 14 schlägt dabei an dem Anschlag 17 an, wodurch eine Bewegung des Trägers 14 in Richtung (Z) bis hin zur eingefahrenen Stellung durch die Dämpfvorrichtung 13 (Fig. 2) abbremsbar ist. Fig. 6a shows a continued movement of the carrier 14 in the direction (Z) of the retracted position. The pressure piece 18 is starting from the previous Fig. 5b now mounted so as to be movable along a feed section of the control cam 21, since the control cam 21 in this area has a decreasing relative distance with respect to the Rotation axis 24 of the coupling piece 21 is formed. In this way, the energy accumulator 20 can relax, whereby the carrier 14 (and thus the door leaves 3a, 3b) is drawn in the direction (Z) by the force of the relaxing energy accumulator 20. The joint axis 19, on which the pressure piece 18 in the form of the pressure roller 18a is mounted, is moved into a recess 22c of the locking lever 22. When the joint axis 19 enters the recess 22c, the locking lever 22 is pivoted clockwise about the rotation axis 22b, whereby the teeth 22a of the locking lever 22 and the pinion 23 of the timing element 29 (rotation damper) run against one another and the spring element 26 in the form of the tension spring is tensioned. The carrier 14 strikes the stop 17, whereby a movement of the carrier 14 in the direction (Z) up to the retracted position is prevented by the damping device 13 ( Fig. 2 ) can be braked.

In Fig. 6b ist die eingefahrene Stellung des Trägers 14 gezeigt, wobei das Druckstück 18 in Form der Druckrolle 18a mit einem Verriegelungsabschnitt 12c (Fig. 6a), vorzugsweise einer Mulde, der Steuerkurve 12 lösbar verriegelt ist, sodass der Träger 14 in der gezeigten eingefahrenen Stellung mit einer vorgegebenen Kraft gehalten ist. Die Gelenkachse 19 des Druckstücks 18 ist dabei mit der Ausnehmung 22c des Verriegelungshebels 22 lösbar verriegelt, wobei sich sowohl das Federelement 26 als auch der Kraftspeicher 20 in einem gespannten Zustand befinden. Der letzte Einzugsweg des Trägers 14 in Richtung (Z) wurde durch die Dämpfvorrichtung 13 abgebremst, wobei der Anschlag 17 im direkten Vergleich mit der Fig. 6a in Richtung (Z) eingedrückt wurde.In Fig. 6b the retracted position of the carrier 14 is shown, wherein the pressure piece 18 in the form of the pressure roller 18a is provided with a locking section 12c ( Fig. 6a ), preferably a trough, the control cam 12 is releasably locked so that the carrier 14 is held in the retracted position shown with a predetermined force. The joint axis 19 of the pressure piece 18 is releasably locked with the recess 22c of the locking lever 22, whereby both the spring element 26 and the energy storage device 20 are in a tensioned state. The last retraction path of the carrier 14 in direction (Z) was braked by the damping device 13, whereby the stop 17 in direct comparison with the Fig. 6a was pressed in direction (Z).

Fig. 7a zeigt die Stellung des Trägers 14, nachdem die Verriegelung zwischen dem Verriegelungshebel 22 und dem Koppelstück 21 durch Überdrücken des Trägers 14 ausgehend von der eingefahrenen Stellung in eine hinter der eingefahrenen Stellung liegende Überdrückstellung gelöst wurde. Der Träger 14 wird also durch manuelle Kraftausübung in die Überdrückstellung bewegt, wobei die Verriegelung zwischen der Gelenkachse 19 und der Ausnehmung 22c des Verriegelungshebels 22 lösbar ist. Der Verriegelungshebel 22 wird durch das Lösen der Verriegelung zwischen der Gelenkachse 19 des Druckstücks 18 und dem Verriegelungshebel 22 und durch die Kraft des sich entspannenden Federelementes 26 im Gegenuhrzeigersinn verschwenkt, wobei diese Bewegung des Verriegelungshebels 22 in die Entriegelungsstellung durch das Zeitglied 29 in Form des Rotationsdämpfers gedämpft wird. Das Ritzel 23 des Rotationsdämpfers läuft dabei an der Verzahnung 22a des Verriegelungshebels 22 ab, sodass die Bewegung des Verriegelungshebels 22 im Gegenuhrzeigersinn gedämpft wird (Fig. 7b). Durch das Zeitglied 29 in Form des Rotationsdämpfers wird nämlich vermieden, dass der Träger 14 (und damit die Türflügel 3a, 3b) bei Erreichen der eingefahrenen Stellung nicht sofort wieder entgegen der Richtung (Z) ausgestoßen wird bzw. werden. Fig. 7a shows the position of the carrier 14 after the locking between the locking lever 22 and the coupling piece 21 has been released by over-pressing the carrier 14 from the retracted position into an over-pressing position located behind the retracted position. The carrier 14 is thus moved into the over-pressing position by manual force, whereby the locking between the joint axis 19 and the recess 22c of the locking lever 22 can be released. The locking lever 22 is pivoted counterclockwise by releasing the locking between the joint axis 19 of the pressure piece 18 and the locking lever 22 and by the force of the relaxing spring element 26, whereby this movement of the locking lever 22 into the unlocking position is carried out by the timing element 29 in the form of the rotary damper is dampened. The pinion 23 of the rotary damper runs along the teeth 22a of the locking lever 22, so that the movement of the locking lever 22 in the counterclockwise direction is dampened ( Fig. 7b ). The timing element 29 in the form of the rotary damper prevents the carrier 14 (and thus the door leaves 3a, 3b) from being immediately ejected in the opposite direction (Z) when the retracted position is reached.

Fig. 8a zeigt den Ausstoßvorgang des Trägers 14 ausgehend von der eingefahrenen Stellung in Ausstoßrichtung (A). Das Druckstück 18 in Form der Druckrolle 18a kann sich an einer Mulde 27a des Lagerkörpers 27 abstützen, sodass der Träger 14 (und damit die Türflügel 3a, 3b) durch die Kraft des sich entspannenden Kraftspeichers 20 in Ausstoßrichtung (A) ausstoßbar ist. Fig. 8b zeigt eine fortgesetzte Bewegung des Trägers 14 in Ausstoßrichtung (A). Fig. 8a shows the ejection process of the carrier 14 starting from the retracted position in the ejection direction (A). The pressure piece 18 in the form of the pressure roller 18a can be supported on a recess 27a of the bearing body 27, so that the carrier 14 (and thus the door leaves 3a, 3b) can be ejected in the ejection direction (A) by the force of the relaxing energy accumulator 20. Fig. 8b shows a continued movement of the carrier 14 in the ejection direction (A).

Fig. 9a zeigt eine weiter fortgesetzte Bewegung des Trägers 14 in Ausstoßrichtung (A). Das Koppelstück 21 wird durch die verbleibende Kraft des Kraftspeichers 20 um die Drehachse 24 im Gegenuhrzeigersinn verschwenkt, wobei das Koppelstück 21 von der Steuerkurve 12 entkoppelt ist und der Träger 14 in einer ungekoppelten Weise weiter in Ausstoßrichtung (A) bewegbar ist. Bei der nächsten Einfahrbewegung des Trägers 14 ist das das Koppelstück 21 wieder mit der Steuerkurve 12 koppelbar, so wie es bereits in Figur 4b gezeigt und beschrieben wurde. Fig. 9a shows a continued movement of the carrier 14 in the ejection direction (A). The coupling piece 21 is pivoted counterclockwise about the axis of rotation 24 by the remaining force of the energy storage device 20, whereby the coupling piece 21 is decoupled from the control cam 12 and the carrier 14 can be moved further in the ejection direction (A) in an uncoupled manner. During the next retraction movement of the carrier 14, the coupling piece 21 can be coupled again with the control cam 12, as already shown in Figure 4b was shown and described.

Fig. 9b zeigt den hinteren Endbereich der zweiten Führungsschiene 11, wobei das Lagerteil 27 mit der Steuerkurve 12 an der zweiten Führungsschiene 11 oder an einer Seitenwand 2a (Fig.2) des Möbelkorpus 2 ortsfest zu montieren ist. Überdies ist die Dämpfvorrichtung 13 zum Dämpfen einer Bewegung des Trägers 14 in Richtung (Z) erkennbar, welche im gezeigten Ausführungsbeispiel als Kolben-Zylinder-Einheit ausgebildet ist. Der Anschlag 17 ist mit einem Dämpfzylinder 13b, vorzugsweise einstückig, verbunden. Der Anschlag 17 ist durch eine Bewegung des Trägers 14 in Richtung (Z) eindrückbar, wodurch der Dämpfzylinder 13b zur Ausführung eines Dämpfungshubes relativ zum Dämpfergehäuse 13a in Richtung (Z) verschiebbar ist und wobei die Bewegung des Dämpfzylinders 13b relativ zum Dämpfergehäuse 13a durch den Widerstand eines, vorzugsweise hydraulischen, Dämpfungsmediums abbremsbar ist. Fig. 9b shows the rear end region of the second guide rail 11, wherein the bearing part 27 with the control cam 12 is attached to the second guide rail 11 or to a side wall 2a ( Fig.2 ) of the furniture body 2 is to be mounted in a stationary manner. In addition, the damping device 13 for damping a movement of the carrier 14 in the direction (Z) can be seen, which in the embodiment shown is designed as a piston-cylinder unit. The stop 17 is connected to a damping cylinder 13b, preferably in one piece. The stop 17 can be pressed in by a movement of the carrier 14 in the direction (Z), whereby the damping cylinder 13b can be displaced in the direction (Z) relative to the damper housing 13a to carry out a damping stroke and wherein the movement of the damping cylinder 13b relative to the damper housing 13a is controlled by can be braked by the resistance of a, preferably hydraulic, damping medium.

Claims (8)

  1. A guide system (5) for guiding at least one movably-supported door wing (3a), comprising:
    - a first guide rail (6) having a longitudinal direction (L) for guiding the door wing (3a),
    - a second guide rail (11) for guiding the at least one door wing (3a), the second guide rail (11) extending transversely relative to the longitudinal direction (L) of the first guide rail (6) in a mounted condition,
    - a carrier (14) by which the at least one door wing (3a), in the mounted condition, is movably supported between an extended and a retracted position relative to the second guide rail (11) in the direction extending transversely to the longitudinal direction (L) of the first guide rail (6),
    characterized in that the guide system (5)
    - includes a drive device (28) having at least one force storage member (20), wherein the carrier (14) is configured to be ejected by the drive device (28) from the retracted position of the carrier (14) at least over a region in a direction of the extended position of the carrier (14) by a force of the force storage member (20), wherein the drive device (28) includes a coupling portion (21) and a control curve (12),
    - wherein the coupling portion (21) and the control curve (12) are configured to be, over a large part of the movement of the carrier (14) between the extended position and the retracted position, decoupled from one another, and the carrier (14), when the coupling portion (21) couples with the control curve (12), is retractable into the retracted position starting from a position lying immediately before the retracted position, wherein either
    - the coupling portion (21) is arranged on the carrier (14) or is configured to be entrained with the carrier (14), and the control curve (12) is arranged on the second guide rail (11) or on a component fixed to the furniture carcass (2),
    or
    - the coupling portion (21) is arranged on the second guide rail (11) or on a component fixed to the furniture carcass (2), and the control curve (12) is arranged on the carrier (14) or is configured to be entrained with the carrier (14),
    - wherein the coupling portion (21) is configured as a two-armed lever,
    - wherein the coupling portion (21) has a first lever end (21a) and a second lever end (21b), wherein the first lever end (21a) is displaceable along the control curve (12) via a pressure portion (18), preferably a pressure roller (18), and the second lever end (21b) co-operates with the at least one force storage member (20),
    - wherein a locking lever (22) is provided by which the coupling portion (21) is releasably lockable in the retracted position,
    - wherein the locking between the locking lever (22) and the coupling portion (21) is releasable by overpressing the carrier (14) from the retracted position into an overpressing position lying behind the retracted position,
    - wherein the locking lever (22) is pre-stressed by a spring element (26) in a direction of a release position in which the coupling portion (21) is released, and
    - wherein the spring element (26) operates against a force of a timing element (29), so that the coupling portion (21) is movable into the release position only after a predetermined time period by a delaying force of the timing element (29).
  2. The guide system according to claim 1, characterized in that the timing element (29) includes a rotational damper having a pinion (23) cooperating with a tooth arrangement (22a) arranged on the locking lever (22).
  3. The guide system according to claim 2, characterized in that the rotational damper is configured as a fluid damper.
  4. The guide system according to one of the claims 1 to 3, characterized in that the force storage member (20) includes at least one helical spring, preferably a tension spring.
  5. An arrangement comprising at least one door wing (3a) and a guide system (5) according to one of the claims 1 to 4 for guiding the at least one door wing (3a).
  6. The arrangement according to claim 5, characterized in that the arrangement comprises at least one second door wing (3b) hingedly connected to the first door wing (3a) via a vertically extending axis in the mounted condition.
  7. An item of furniture comprising a guide system according to one of the claims 1 to 4 or comprising an arrangement according to claim 5 or 6.
  8. The item of furniture according to claim 7, characterized in that the item of furniture (1) includes a furniture carcass (2) and at least two door wings (3a, 3b) movably supported relative to the furniture carcass (2), wherein the door wings (3a, 3b) are hingedly connected to one another via a vertically extending pivoting axis in the mounted position, wherein the at least two door wings (3a, 3b) are movable by the guide system (5) between a first position, in which the door wings (3a, 3b) are aligned substantially parallel to one another, and a second position, in which the door wings (3a, 3b) are aligned substantially coplanar to one another.
EP18729540.7A 2017-05-11 2018-05-04 Guide system for guiding a door leaf Active EP3622155B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP24188116.8A EP4421277A2 (en) 2017-05-11 2018-05-04 Guiding system for guiding a door wing

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA50388/2017A AT519479B1 (en) 2017-05-11 2017-05-11 Guide system for guiding a door leaf
PCT/AT2018/000038 WO2018204950A1 (en) 2017-05-11 2018-05-04 Guide system for guiding a door leaf

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP24188116.8A Division EP4421277A2 (en) 2017-05-11 2018-05-04 Guiding system for guiding a door wing

Publications (2)

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EP3622155A1 EP3622155A1 (en) 2020-03-18
EP3622155B1 true EP3622155B1 (en) 2024-07-31

Family

ID=62554904

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EP18729540.7A Active EP3622155B1 (en) 2017-05-11 2018-05-04 Guide system for guiding a door leaf
EP24188116.8A Pending EP4421277A2 (en) 2017-05-11 2018-05-04 Guiding system for guiding a door wing

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP24188116.8A Pending EP4421277A2 (en) 2017-05-11 2018-05-04 Guiding system for guiding a door wing

Country Status (7)

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US (1) US11613922B2 (en)
EP (2) EP3622155B1 (en)
JP (1) JP6906632B2 (en)
CN (1) CN110603367B (en)
AT (1) AT519479B1 (en)
TW (1) TWI669441B (en)
WO (1) WO2018204950A1 (en)

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Also Published As

Publication number Publication date
US11613922B2 (en) 2023-03-28
AT519479A4 (en) 2018-07-15
AT519479B1 (en) 2018-07-15
CN110603367B (en) 2021-06-01
US20200018107A1 (en) 2020-01-16
EP3622155A1 (en) 2020-03-18
WO2018204950A1 (en) 2018-11-15
JP6906632B2 (en) 2021-07-21
TW201903269A (en) 2019-01-16
JP2020518742A (en) 2020-06-25
EP4421277A2 (en) 2024-08-28
CN110603367A (en) 2019-12-20
TWI669441B (en) 2019-08-21

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