Classifications

• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
  • A47B49/00—Revolving cabinets or racks; Cabinets or racks with revolving parts
  • A47B49/004—Cabinets with compartments provided with trays revolving on a vertical axis

Definitions

• the present invention relates to a guide fitting for guiding a body part that is mounted in a translationally and rotationally movable manner according to the preamble of claim 1.
• the invention further relates to a furniture or household appliance element according to the preamble of claim 13.
• Such furniture or household appliance elements such as shelves or shelves, in which a body part that is mounted in a support body in a rotationally and translationally movable manner at the same time, are known, for example, from DE 10 2019 109 866 A1.
• a translation-rotation bearing is used to carry out the translation-rotation movement of the body part.
• a handle can, under certain circumstances, limit the movement possibilities of the body part relative to the carrier body, since such a handle, for example, requires a rotation of the body part relative to the carrier body by 180 ° in order to achieve a If you want to reach the same position as the starting position, you would prevent it from hitting the carrier body before reaching the 180° rotated position on the carrier body.
• the object of the present invention is to provide a guide fitting and a furniture or household appliance element with which the triggering of a combined translational-rotational movement is made easier.
• the guide fitting according to the invention has a guide cam track, a guide element guided in the at least one guide cam track and a linear guide of at least a first connecting part and a second connecting part movable relative thereto, one of which is coupled in a stationary manner to the guide element and the other is coupled to the guide cam track by means of a pivot bearing is.
• the guide cam track or the guide element can be fixed in place on the body part.
• the guide fitting is characterized by at least one ejection device with an unlockable energy storage device, with which the body part can be driven from at least one end position by exerting force against an ejection direction along a limited distance.
• the guide fitting also has at least one activator for unlocking the energy storage of the ejection device.
• the at least one ejection device is arranged in a stationary manner relative to the guide element.
• two activators are arranged on or at a fixed distance from the guide cam track.
• the guide cam track has a guide groove which accommodates the guide element and an arm which extends outside the guide groove and on which at least one activator is arranged, in particular integrally formed.
• two activators are arranged on the arm, in particular molded onto it.
• the guide fitting also has a support plate on which the at least one first connecting part of the linear guide, the guide element and the at least one ejection device are fixed.
• the carrier plate has a central region on which two mutually aligned first connecting parts of the linear guides are fastened, and two mirror-symmetrically shaped edge regions, with an ejection device being fixed to at least one of the edge regions.
• An ejection device is preferably fixed on both edge regions.
• the at least one activator is arranged in a stationary manner on the second connecting part of the linear guide and the ejection device is arranged in a stationary manner on or near the first connecting part of the linear guide.
• the arrangement of the activator on the linear guide also makes it possible to trigger the translational-rotational movement in a simple manner by activating the ejection device via the translational movement of the body part.
• the ejection device exploits the relative movement between stationary furniture and furniture that initially moves approximately in a translational manner.
• Approximately translational means that the translational movement component of the furniture is significantly larger than the rotational movement component at the beginning of the movement from an end position.
• the guide fitting has at least one further guide cam track in which a further guide element is guided, which additionally supports the guidance of the furniture.
• the furniture or household appliance element according to the invention has a support body with a base support plate, a cover support plate and at least one side wall, a body part which is mounted so that it can move in translation and rotation at the same time relative to the support body and has a base plate, a cover plate and at least one side wall.
• a guide fitting is arranged between the cover support plate and the cover plate and/or between the base support plate and the base plate.
• the guide fitting has at least one guide cam track and a guide element guided in or on the guide cam track, which are arranged on respective mutually facing surfaces of the cover support plate and the cover plate or the base support plate and the base plate.
• the guide fitting also has a linear guide, with connecting parts that can be displaced relative to one another in a translation direction, of which one is arranged on the deck support plate or the cover plate and the other is mounted on the other of the cover support plate or the cover plate by means of a pivot bearing.
• the linear guide preferably consists of two guide rails that are aligned next to one another and parallel to one another and running rails that can be moved relative to these.
• the guide fitting has at least one ejection device with an unlockable energy storage device and at least one activator for unlocking the energy storage device of the ejection device, with which the body part can be driven from at least one end position by exerting force against an ejection direction along a limited distance.
• the at least one ejection device is designed as an at least partially electric ejection device, with an electric motor for tensioning an ejector and/or for driving the ejection movement itself and/or with a sensor system for detecting a desired opening of the body part.
• the guide cam track is fastened to the base plate or the cover plate of the body part and the guide element is fixed in place to the base support plate or the cover support plate of the support body.
• a first guide fitting is arranged between the base support plate and the base plate and a second guide fitting between the cover support plate and the cover plate.
• An arrangement of two guide fittings is particularly suitable for furniture or household appliance elements that are larger in height.
• the body part is movable relative to the carrier body from a first functional position into a second functional position rotated by a predetermined angle relative to the starting position, the base plates and the cover plates of the body part and the carrier body being aligned with one another in matching geometries in both functional positions.
• FIG. 1 shows an embodiment variant of a furniture element according to the invention with a support element and body part, with a body part positioned in a starting position corresponding to a closed position
• Figure 2 is an isometric view of the furniture element corresponding to Figure 1 in an intermediate position of the body part relative to the support body caused by the ejection device,
• FIG. 3 shows an isometric view of the furniture element corresponding to FIG. 1 in an end position of the body part with access to shelves of the body part
• FIG. 4 shows an isometric view of the furniture element corresponding to FIG. 2 with the cover support plate hidden to show a guide fitting arranged between the cover support plate and the cover plate,
• FIG. 5 shows a further isometric view of the furniture element shown in FIG. 1 in a partial exploded view with an embodiment variant of two guide fittings, arranged between the base support plate and base plate and cover support plate and cover plate,
• Figure 6 is an enlarged isometric view of the guide fitting shown in Figure 5
• Figure 7 is an exploded view of the guide fitting shown in Figure 6,
• Figure 8 is an isometric representation of the guide fitting shown in Figure 6 with the ejection device extended
• FIG. 9 shows a further isometric representation of the guide fitting shown in FIG. 8 with a tensioned ejection device
• 10 shows an isometric representation corresponding to FIG. 9 in the unlocking position of the activator on the ejection device
• FIG. 11 shows an isometric representation of an alternative embodiment of a guide fitting with an ejection device arranged on the linear guide
• Figure 12 is an isometric exploded view of the guide fitting according to Figure 11,
• FIG. 13 shows an isometric representation of a further embodiment variant of a guide fitting according to the invention with an ejection device arranged between parallel guide rails of a linear guide and an activator arranged on one of the running rails,
• Figure 14 is an exploded view of the guide fitting shown in Figure 13 and
• FIG. 16 shows a representation corresponding to FIG. 15 with the ejection device triggered
• Figure 17 is a perspective individual view of an ejection device in the mounted position
• Figures 18A to 18D show several views when a movable furniture part is ejected by the ejector.
• Figures 19A to 19D show several views when the ejection device is cocked by moving the lever in the closing direction.
• top, bottom, left, right, front, back, etc. refer exclusively to the exemplary representation and position of the guide fitting, the furniture or household appliance element, the ejection device selected in the respective figures, Activator, guide fitting, guide cam track, linear guide and the like.
• reference number 1 denotes an overall embodiment variant of a furniture element according to the invention.
• the furniture element 1 shown here essentially consists of a support element 2 with a base support plate 21 and a cover support plate 22 and side walls 23 connecting the base support plate 22 to the cover support plate 21 and a body part 3 that can be moved in translation and rotation at the same time relative to the support element 2.
• an embodiment variant of the support element 2 without a side wall 23 is also conceivable, for example when attaching the floor support plate 21 and the cover support plate 22 to a building wall.
• the body part 3 also has a base plate 31, a cover plate 32 and a connecting element connecting the base plate 31 to the cover plate 32, in the exemplary embodiment shown in the form of at least one side wall 33.
• the shelf-like body part 3 has a square base area, with two side walls 33, which close an interior in a closed position shown in Figure 1 and two open vertical sides, shown in Figures 2 and 3, which have one Allow access to the interior.
• the interior of the body part 3 has several shelves 35 in the embodiment variant shown here. In principle, other configurations or subdivisions of the interior of the body part 3 are also conceivable. As further shown in Figures 2, 4 and 5, there is a guide fitting between the cover support plate 22 and the cover plate 32, shown in Figures 2 and 4, and/or between the base support plate 21 and the base plate 31, shown in Figure 5 4 arranged, with which the simultaneous translational and rotational movement of the body part 3 relative to the support element 2 is made possible.
• FIG. 6 A first embodiment variant of such a guide fitting 4 is shown in Figures 6 - 10.
• the guide fitting 4 has a guide cam track 5 and a guide element 11 guided in the guide cam track 5.
• the guide cam tracks 5 it is also conceivable to provide several guide cam tracks 5 with respective guide elements 11 on the guide fitting 4.
• the guide fitting 4 further has a linear guide 6 with at least two connecting parts that can be moved relative to one another, one of which is coupled in a stationary manner to the guide element 11 and the other is coupled to the guide cam track 5 by means of a pivot bearing 9.
• the linear guide consists of two guide rails 61 aligned parallel to one another and running rails 62 that are displaceable relative to these.
• linear guides are also conceivable, for example in the form of a guide rail and roller carriages, racks or the like guided on or along this.
• the guide cam track 5 or the guide element 11 can be fixed in place on the body part 3.
• Guide fitting 4 at least one, in this exemplary embodiment two
• Ejection devices 8, with an unlockable energy storage device, with the the body part 3 can be driven from at least one end position by exerting force against an ejection direction B along a limited distance.
• the drive takes place by transmitting force to at least one activator 10, via which the energy storage of the ejection device 8 is unlocked.
• the guide cam track 5 as can also be seen by way of example in Figures 4 and 5, is fixed to the cover plate 32 of the body part 3 or the base plate 31 of the body part 3.
• the guide cam track 5 has a guide groove 51 in which the guide element 11, which is designed here as a wheel, can be guided.
• the guide rails 61, the guide element 11 and/or the ejection devices can be arranged directly on the cover support plate 22 and/or floor support plate 21.
• the carrier plate 7, for its part, is fixed in a correspondingly stationary manner on the cover carrier plate 22 or the floor carrier plate 21 of the base, and in the case of a furniture element 1, on the carrier body 2.
• the fixing elements 75 are designed as pins protruding from the central region 71 of the carrier plate 7, which are accommodated in holes provided in a fastening section of the respective guide rail 61 and thus enable the guide rails 61 to be positively fixed in the plane of the carrier plate 7.
• the further fixing elements 73 and 74 are provided, which are plate-like and extend over the fastening area of the guide rails 61.
• An ejection device 8 is attached to edge regions 72 of the carrier plate 7. It is also conceivable to provide an ejection device 8 only on one of the edge regions 72 of the carrier plate 7.
• the ejection devices 8 are known per se from the prior art and have a housing 81, an ejector 82 coupled in the housing 81 along a raceway 83 to the energy accumulator (not shown), which is formed using an activator 10, for example in Figure 8 shown relaxed extended position can be moved into a tensioned function shown in Figure 10 by pressing the ejector 82 against the ejection direction B.
• This tensioning of the energy storage takes place in the movement of the body part 3 relative to the carrier body 2 when moving into an end position of the body part 3, as shown in Figures 1 and 3, in which the body part 3 is viewed relative to the carrier body 2 in a horizontal plane , occupies the same space in both different end positions.
• Other ejection devices can also be used, in which the energy accumulator can be tensioned additionally or alternatively when the body part 3 is further extended.
• the body part 3 If the body part 3 is to be moved out of this position, the body part 3 can be pushed in slightly against the direction of rotation R1, R2 controlled by the guide cam track 5, using the example of FIG 10 is shown, can be unlocked.
• the energy storage device After unlocking the energy storage device, it drives the ejector 82 in the ejection direction B.
• the ejector 82 presses against the activator 10 and thereby pushes the guide cam track 5 and with it the body part 3 in the ejection direction B out of the end position into the position shown in Figure 2.
• two activators 10 are arranged on an arm 52 branching off from a central region of the guide cam track 5. It is also conceivable to arrange only one activator 10 on the arm 52, provided that the furniture only needs to be pushed in one direction.
• the geometry of the arm 52 is designed such that the activators 10 slide along the respective outer sides of the ejection devices 8 and come into contact with a respective ejector 82 at a predetermined position before the body part 3 reaches the end position.
• the activators 10 can be formed directly on the arm 52. It is also conceivable, for example, to screw the activators 10 onto the arm 52 or directly onto the body part 3.
• the pivot bearing 9 fastened on the two running rails 62 consists of a first and second fastening plate 91, 93, the second fastening plate 93 being fastened to the running rails 62 and the first fastening plate 91 correspondingly being fastenable to the cover plate 32 or the bottom plate 31 of the body part 3 is.
• a turntable 92 is additionally attached to the first fastening plate 91.
• the fastening plates 91, 93 are mounted so that they can rotate relative to one another.
• the activators 10 are fixed here at a suitable location on the guide rail 61.
• FIG. 17 A preferred embodiment variant of an ejection device 8 that can be used here is shown in Figures 17 and 18.
• Figure 16 shows the ejector 82 of the ejection device 8 with the energy storage relaxed, in which the running rail 62 was correspondingly moved over the activator 10, which is accompanied by a movement of the body part 3 into the position shown here as an example in Figure 2.
• the ejection device can be triggered, for example, by a movement, force or touch sensor. It is conceivable to use a force sensor that senses a force exerted by a user on the movable body part 3, or a force/path detection by a sensor.
• a touch sensor system can, for example, detect a touch that initiates an opening movement via electrically conductive materials. It is also conceivable to control an electric motor or electromagnetic drive via a preferably wireless remote control, for example via a mobile phone, voice control or the like, or via a proximity sensor or an optical sensor that recognizes gestures.
• the ejection device 8 is moved back into a standby position after a predetermined time or after detection of an opening process. It is also conceivable to only operate the reset of the ejection device 8 electrically and to carry out the ejection process itself mechanically.
• one or more springs are used (described in more detail below).
• the ejector 8 includes a housing 81 on which the ejector 82 is rotatably mounted.
• the ejector 82 acts on the activator 10, which can be coupled to a movable furniture part.
• the ejector 82 is biased by an energy accumulator 85 in a direction of rotation in the opening direction of the movable furniture part, the ejector 82 being able to be adjusted by a latching mechanism with a tensioned energy accumulator 85.
• a clamping element 84 which is fixed to the movable furniture part, is also shown on the ejection device 8.
• the ejector 82 includes a control section disposed within the housing 81.
• a slide 88 which has a latch 861 and a control element 871, is slidably held on the control section.
• the latch 861 is guided in the cam guide 86 on an insert element, while the control element 871 is guided on the control cam 87.
• a pressure piece 89 is also rotatably mounted on the control section and is held via a fastening part 891 which is fixed on the control section.
• the pressure piece 89 is guided by a driver on another control cam, which is fixed to the insert element.
• FIG. 18A and 18B show the ejection device 8 when ejecting a movable furniture part, not shown.
• the ejector 82 is rotated counterclockwise in FIG. 18A and clockwise in FIG. 18B by the force of the energy accumulator 85 and thus acts on the activator 10, which moves the movable furniture part from the starting position in the opening direction.
• the ejector 82 pivots so far that the latch 861 moves out of the curve guide 86, which is open and has an extension channel and an entry channel.
• the latch 861 is still in the extension channel of the cam guide 86
• Figures 18C and 18D the latch 861 on the slide 88 has moved away from the cam guide 86.
• the movable furniture part moves with the activator 10 from right to left in FIGS. 18B to 18D, and the clamping element 84 attached to the movable furniture part reaches the pressure piece 89 attached to the ejector 82 in the ejected opening position.
• the control element 871 moves along the control cam 87 and moves the slide 88 in the radial direction outwards, as can be seen from Figures 18B and 18C, until the control element 871 is arranged in a channel which is essentially in Circumferential direction extends around the axis of rotation 821. From this opening position, the movable furniture part can now be moved either in the closing direction or in the opening direction, with the ejector 82 being pivoted back into the starting position in both cases and the locking mechanism being brought into the starting position.
• FIGS. 19A to 19D show the tensioning process of the ejector 82 when the movable furniture part with the activator 10 is moved again in the closing direction. Then the activator 10 presses against the ejector 82 and pivots it clockwise in Figure 19A and counterclockwise in Figures 19B to 19D.
• the ejector 82 is rotated by the activator 10, and the control element 871 moves along the control cam 87 and moves the slide 88 in the radial direction towards the axis of rotation 821.
• the latch 861 is positioned via the control cam 87 so that it enters the entry channel of the cam guide 86 and takes over the guidance of the slide 88 there.
• FIG. 19C shows the movable furniture part with the activator 10 in a push-over position, and the ejector 82 was pivoted to such an extent that the latch 861 was moved via the locking receptacle 862 along the curve guide 86.
• the guidance of the slide 88 is now determined by the latch 861, and the control element 871 has no function.
• the activator 10 is moved in the opposite direction by the force of the energy accumulator 85, with a locking projection 864 pushing the latch 861 into the latch receptacle 862 via a stop 863, where the latch 861 remains.
• Figure 19D therefore corresponds to the starting position and the closing position of the movable furniture part, which can be unlocked again by pressing into an over-pressing position, as described above.
• the ejection device 8 can also be moved from the position shown in FIG. 18D instead of by moving the movable furniture part in the closing direction
• Moving the movable furniture part in the opening direction can be tensioned by the clamping element 84.

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• 2022
  • 2022-04-27 DE DE102022110204.1A patent/DE102022110204A1/de active Pending
• 2023
  • 2023-04-21 EP EP23721391.3A patent/EP4514177B1/de active Active
  • 2023-04-21 CN CN202380035725.1A patent/CN119072261A/zh active Pending
  • 2023-04-21 WO PCT/EP2023/060496 patent/WO2023208778A1/de not_active Ceased
  • 2023-04-21 JP JP2024563388A patent/JP2025514213A/ja active Pending
  • 2023-04-21 IL IL316498A patent/IL316498A/en unknown
  • 2023-04-21 CA CA3255669A patent/CA3255669A1/en active Pending
  • 2023-04-21 US US18/860,235 patent/US20250288099A1/en active Pending
  • 2023-04-21 AU AU2023258504A patent/AU2023258504A1/en active Pending

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