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
  • A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
  • A47B88/40—Sliding drawers; Slides or guides therefor
  • A47B88/453—Actuated drawers
  • A47B88/46—Actuated drawers operated by mechanically-stored energy, e.g. by springs
  • A47B88/467—Actuated drawers operated by mechanically-stored energy, e.g. by springs self-closing
• • 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
  • A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
  • A47B88/40—Sliding drawers; Slides or guides therefor
  • A47B88/453—Actuated drawers
  • A47B88/46—Actuated drawers operated by mechanically-stored energy, e.g. by springs
  • A47B88/463—Actuated drawers operated by mechanically-stored energy, e.g. by springs self-opening
• • 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
  • A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
  • A47B88/40—Sliding drawers; Slides or guides therefor
  • A47B88/453—Actuated drawers
  • A47B88/46—Actuated drawers operated by mechanically-stored energy, e.g. by springs
  • A47B88/47—Actuated drawers operated by mechanically-stored energy, e.g. by springs having both self-opening and self-closing mechanisms which interact with each other

Definitions

• the present invention relates to a feed or ejection device, in particular for a movable furniture part, with a housing on which at least one guide track for a movable and biased by an energy storage driver is formed, wherein the at least one Füh approximately a linear section and a track has angled parking section on which the driver can be locked when the energy storage device is tensioned.
• DE 10 2013 107 562 A1 discloses a guide device for a movable furniture part, in which a feed or ejection device is provided which has a housing with two different guide tracks.
• An adjusting means is provided on the driver so that either the first guide track or the second guide track is used to guide the driver. This allows the length of the guide track to be adjusted in order to adapt to the weight, the travel or other parameters of the movable furniture part.
• the movable adjusting means formed by a pin can, however, only make a choice between two rigid guideways, so that the setting options are limited.
• EP 2 549 904 B1 discloses a self-closing device in which an energy store has at least two segments and the functional length of the energy store can be adjusted by a fixing element. This allows the adjustment of spring forces to the self-closing, but the length of a guide track for the self-closing remains constant.
• a driver is biased by an energy store and guided along at least one guide track that has a linear section and an angled park section.
• the linear section of the guideway is made up of min- At least two parts are formed which are adjustable relative to each other to adjust the length of the linear section from the guide track. This allows the guide track to be changed in length by adjusting the two parts, which leads to a longer or shorter travel of the driver along the linear section, which can decelerate or accelerate the movable furniture part in this area, depending on the effective direction of the force storage.
• This enables flexible adaptation, for example, to the installation depth or the weight of the movable furniture part, without the design of the intake or ejection device having to be changed.
• the intake or ejection device preferably comprises a first part which forms the angled parking section of the guide track and is adjustable.
• the first part can be guided and adjusted linearly on the housing.
• the second part is preferably formed by a portion of the housing so that part of the guide track is formed integrally with the housing.
• the at least one guide track is preferably formed by a slot or a groove.
• Several guide tracks can also be arranged next to one another, which guide the same driver, so that it is guided in a particularly stable manner.
• only a single guideway can be provided.
• the length of the linear section can preferably be shortened by at least 20%, in particular between 30% and 60%, based on the longest position.
• the linear section can be formed in a short position by overlapping webs or channels which are arranged in an extended position only slightly or not at all overlapping.
• a latching can be provided, for example in the form of a toothing, by means of which the part set is held in position relative to the other part.
• other adjusting means can also be used, such as worm drives, threaded bolts or other adjusting means.
• a stepless adjustment of the adjustable part can be done by means of rotatable adjustment.
• means are provided for adjusting the force of the energy storage device. Then not only the length of the guideway can be changed, but also the force applied by the energy storage device.
• the energy store can be adjusted together with the first part, for example.
• adjusting means can be provided in order to adjust the force of the energy store, for example by shortening or lengthening a spring.
• the adjustable part preferably has an actuation section that can be moved against the force of a spring bar in order to then be able to adjust the part relative to the housing. This enables simple adjustment when only a few components are used, in particular when the spring bar is formed integrally with the adjustable part.
• the first part can also be positioned by at least one additional plug-in element which is connected to the first part on a receptacle in the housing.
• plug-in elements can have different markings or identifications in order to determine the specific position of the first part and to indicate the length of the guideway.
• the pull-in or ejector device according to the invention is preferably used as a self-closing device, in particular in the case of a pull-out guide for furniture or household appliances. Then the length of the feed path can be adjusted accordingly.
• FIG. 1 shows a perspective view of a pull-out guide with a pull-in device
• FIG. 2 shows a perspective exploded view of the pull-out guide with the pull-in device of FIG. 1;
• Figure 3A is a perspective exploded view of the pull-in device of Figure 2;
• FIG. 3B shows a perspective view of a component from FIG.
• FIGS. 4A and 4B show two views of the intake device of FIG. 3A in different positions;
• FIGS. 4C and 4D show two views of the retraction device of FIG. 3A, partly in section;
• FIGS. 5A and 5B show two views of the intake device of FIG. 3A in different positions
• FIGS. 6A and 6B show two views of a modified intake device
• Figure 7 is a perspective exploded view of the pull-in device of Figure 6;
• FIGS. 8A and 8B show two views of the intake device of FIG. 7 in different positions
• FIGS. 9A and 9B show two views of a modified intake device
• Figure 10 is a perspective exploded view of the pull-in device of Figure 9;
• Figures 1 1 A and 1 1 B show two views of a further embodiment of a retraction device
• Figure 1 1 C is a perspective view of a component from the
• Figure 12 is a perspective view of the retraction device of Figure 11, and
• FIGS. 13A and 13B show two views of the intake device of FIG. 12 in different positions.
• a pull-out guide 1 comprises a stationary rail 2 and at least one movable rail 3 on which a push element is held.
• an activator 6 is set, which is in engagement with a driver 7 of a Einzugsvor direction 4 over a certain distance of the Ver travel path of the rail 3.
• the pull-in device 4 comprises a housing 5 on which the driver 7 is held such that it can be moved along at least one guide track.
• the activator 6 has a projection which can be inserted into a receptacle of the driver 7.
• the driver 7 is preloaded in the closing direction of the pull-out guide 1 by an energy store 8 in the form of a spring, in particular a helical spring.
• an energy store 8 in the form of a spring, in particular a helical spring.
• the housing 5 comprises a receptacle 50 for the energy store 8, which is fixed with a first end 80 on a holder 51. An opposite end 81 of the energy storage device 8 is fixed to a holder 72 of the driver 7.
• a receptacle for the damper 9 is also provided on the housing 5, which is fixed with one end 90 on a holder 52 and with an opposite end 91 of the damper housing on a further holder 53 of the housing 5.
• the damper 9 comprises a retractable from the damper housing Kol rod 92, which rests against a contact surface of the driver 7 and brakes this when moving in the closing direction.
• the driver 7 comprises a receptacle 70 for inserting the projection of the activator 6, a run-on bevel 71 being provided adjacent to the receptacle 70 so that the activator 6 can snap into the receptacle 70 of the activator 7 when it is moved in the closing direction.
• guide elements are formed on the driver 7, in particular pins or projections which engage in at least one guide track on the housing 5.
• the linear sections 55 and 56 being formed by slots into which the guide elements of the driver 7 engage.
• a first part 10 is provided, which can be adjustably mounted on the housing 5.
• a linear section 11 of a guide path between two webs 12 and 13 is formed, which opens at an angled parking section 14, which is formed integrally with the first part 10 from.
• the web 13 forms a second linear section for a guide track, on which an angled parking section 15 in the form of a receptacle for a guide element is formed at the end.
• the 10 further comprises at least one spring bar 16 which is supported on a wall 54 of the housing 5 and which biases the first part 10 away from the wall 54 so that at least one projection 18, in FIG. 3B in the form of a tooth Rod section shown, engages on the first part 10 in a toothing 57 on the housing 5.
• the first part 10 can be pressed by engaging a loading actuating section 17 against the force of the spring bar 16 in order to then be adjusted linearly along the housing 5.
• the pull-in device 4 is shown in a position in which the first part 10 is arranged on the housing 5 in such a way that the guide track is short.
• the linear section 56 on the housing and the linear section 11 on the first part 10 overlap.
• the driver is thus only moved a short distance from the end position shown in FIG. 4A, for example between 20 to 40 mm, until it passes through the Guide elements arrive at the angled parking section 14 or 15 in order to pivot there and release the activator 6.
• the first part 10 can be gripped on the actuating section 17 in order to push it against the force of the spring bar 16 into the housing 5 and linearly from Figure 4A to the right to move until, for example, the position shown in Figure 4B is reached, in which the first part 10 has been adjusted and is fixed to the toothing 57 of the housing 5.
• the overlap of the linear sections 11 and 56 is shorter, and the linear section has been lengthened by connecting the linear section 56 on the housing and the linear section 11 on the first part 10 in series. Accordingly, the linear section 55 was also lengthened by moving the first part 10, since the angled parking section 15 was also adjusted in a similar way to the angled parking section 14.
• the first part 10 is arranged in the housing 5, the guide track on the part 11 and on the housing 5 covering over the linear section 11.
• the driver 7 engages with its guide webs both in the Füh approximate track on the part 11 and on the housing 5.
• the pull-in device 4 is shown in a position in which the driver 7 has been pushed along the linear sections 55 and 56 on the housing and is now held on the two angled parking sections 14 and 15 of the first part 10, the energy storage 8 is tensioned and the driver 7 has been pivoted in order to release the activator 6.
• FIG. 5A corresponds to the position of the first part 10 according to FIG. 4A.
• the driver 7 is shown in the position held on the first part 10, which position has been adjusted to lengthen the guide track, as shown in FIG. 4B.
• the activator 6 can now pivot the driver 7 out of the locked parking position, whereby the energy storage device 8 then pulls the driver 7 into the retracted position, with the damper 9 over the piston rod 92 the driver 7 brakes.
• the feed path was almost doubled by adjusting the first part 10 from the shorter position. Accordingly, the force of the energy storage device 8 on the driver 7 was increased wesent Lich, since the end 80 of the energy storage device 8 is fixed in the same position on the folding 51. This generates higher forces on the driver 7 when the linear section of the guideway is extended.
• FIGS. 6A and 6B show a variant of the retraction device in which the force of the energy accumulator 8 on the driver 7 is the same in the tensioned position, regardless of whether the guide track was lengthened or shortened by the first part 10.
• the pull-in device 4 a change was made to the effect that the energy storage device 8 is not rigidly fixed to the housing 5, but rather in a shell-shaped receptacle 20 which has a fold 21 for fixing the end 80 of the energy storage device 8.
• the shell-shaped receptacle 20 is supported on the opposite side on the first part 10 or is formed in one piece with the first part 10, so that with a shorter guide track according to FIG. 6A, the energy accumulator 8 has a similar length to the energy accumulator 8 in FIG.
• the shell-shaped receptacle 20 is simultaneously moved with the first part 10, whereby the end 80 of the energy accumulator 8 to which with taker 7 is moved. This ensures that in the parking position of the driver 7, when it is locked on the angled parking sections 14 and 15, the same force acts on the driver 7 through the energy store 8, regardless of the position at which the first part 10 on the housing se 5 is fixed.
• a holder 21 for the end 80 of the energy store 8 is formed on the shell-shaped receptacle 20. Furthermore, a Ausspa tion 22 is provided on the shell-shaped receptacle 20, through which the driver 7 on the holder 72 with the End 81 of the energy store 8 can be connected.
• the first part 10 is arranged on an end face of a wall 23, and when the first part 10 is moved, the wall 23 remains in contact with the first part 10 due to the bias of the energy store 8.
• the shell-shaped The receptacle 20 and the first part 10 are designed in one piece or are coupled in a material and / or form-fitting manner.
• FIG. 8A the retraction device of FIG. 6A is shown in section. It can be seen that the driver 7 is in an end position with the force storage mechanism 8 relaxed. If the first part 10 is now adjusted to extend the linear sections of the guideway, as shown in FIG. 8B, the shell-shaped receptacle 20 moves with the fold 21, so that the energy store 8 is shortened as long as the driver 7 is is in the end position. This ensures that the driver 7 is applied to the angled parking section 14 and 15 of the guideway in the Parkpo position with the same force by the energy storage device 8 as in the arrangement with the shorter linear section of the guideway according to Figure 8A.
• FIGs 9A and 9B a modified embodiment of a retraction device is shown in which the force of the energy storage device 8 is not rigid, but can be adjusted by an adjusting device.
• a rotatable adjusting means 32 is provided on the Ge housing 5, which can adjust the position of the end 80 of the energy accumulator 8 in the effective direction of the energy accumulator 8.
• the length of the energy store 8 can be adjusted independently of the position of the first part 10.
• FIG. 10 the control device is shown in detail.
• a slide 30 is slidably held on a receptacle 37 of the housing 5, a bracket 31 for fixing the end 80 of the energy storage mechanism 8 being provided on the slide 30.
• the slide 30 has a guide web 35 which engages in a groove 36 on the housing 5.
• a threaded opening 34 is formed on the slide 30, into which a threaded bolt 33 of the rotatable adjusting means 32 engages.
• FIG. 11A and 11B another embodiment of a pull-in device is shown in which for positioning the first part 10 on the housing 5 plug-in elements 40, 140 and 240 are provided, each with foot elements 41 in a groove 58 on the housing can be inserted or plugged in. Furthermore, a projection 42 is provided on the plug-in elements 40 and 140, which projection can be inserted into a receptacle 45 of the actuation section 17 on the first part 10. Depending on the predefined position of the projection 42, a matching marking on the plug element 40, 140 and 240 can be used to indicate a length of the feed path so that the fitter knows whether the first part 10 is in the correct position for the corresponding piece of furniture.
• the opposite side of the part 10 with the receptacle 45 and the projection 18 is shown in FIG. 11C
• the pull-in device is shown with the plug-in element 40, which with the projection 42 arranges the first part 10 in the desired position.
• the plug-in element 40 can be removed in order to then engage the actuating section 17 of the first part 10 and press it against the force of the spring bar 16 into the housing 5 in order to adjust the first part 10, wherein the first part 10 is optionally held in position via the toothing 57 or one of the plug-in elements 40, 140 or 240.
• another plug element 40, 140 or 240 can be fixed to the housing 5 and the first part 10.
• FIGS. 13A and 13B the retraction device of FIGS. 11 and 12 is shown in section. It can be seen that the projection 42 engages in a receptacle 45 on the first part 10 and, by pressing the plug-in element 40, the first part 10 can also be pressed into the housing 5 against the force of the spring bar 16 in order to establish the connection at the toothing 57 to solve. The first part 10 can then be moved together with the plug element 40 along the groove 58, for example to the stop 59 on the right side of the groove 58. The first part 10 is thereby positioned via the plug element 40. By changing the position of the projection 42 in relation to the length of the plug element 40 or 140, the first part 10 can be positioned via the plug element 40, 140 or 240. In the exemplary embodiment shown in FIG. 11A, the plug element 240 no projection 42 has been formed, since this plug element is only for
• the position of the first part 10 can be defined individually or correspond to a zero position.
• the feed device is biased by a single energy storage device 8 in the feed direction. It is also possible, please include several springs to combine to form an energy store.
• the energy store 8 can also act in the opening direction, that is, in the opposite direction, so that the pull-in device then becomes an ejection device. Then, for example, the holder 51 would have to be arranged on the housing on the opposite side of the carrier 7.
• the driver 7 is guided along two adjacent guide tracks, it being possible for the respective linear section of the guide track to be lengthened or shortened by the first part 10. It is also possible to provide only a single guide track on the pull-in or push-out device in order to guide the driver 7. In addition, more than two guideways can be provided.
• the above exemplary embodiments can also be combined with one another as desired.
• the adjustment of the spring force by an adjusting means 32 can be used, for example, in all exemplary embodiments.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Closing And Opening Devices For Wings, And Checks For Wings (AREA)
• Transmission Devices (AREA)
• Seal Device For Vehicle (AREA)
• Nozzles (AREA)
• Brushes (AREA)

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ID=69743251

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Citations (3)

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• 2019
  • 2019-03-26 DE DE102019107690.0A patent/DE102019107690A1/de active Pending
• 2020
  • 2020-03-04 WO PCT/EP2020/055682 patent/WO2020193092A1/de unknown
  • 2020-03-04 ES ES20709178T patent/ES2924753T3/es active Active
  • 2020-03-04 CN CN202080019096.XA patent/CN113613530B/zh active Active
  • 2020-03-04 EP EP20709178.6A patent/EP3945936B1/de active Active

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