EP3220773A1 - Furniture system having a linear actuator - Google Patents
Furniture system having a linear actuatorInfo
- Publication number
- EP3220773A1 EP3220773A1 EP15794195.6A EP15794195A EP3220773A1 EP 3220773 A1 EP3220773 A1 EP 3220773A1 EP 15794195 A EP15794195 A EP 15794195A EP 3220773 A1 EP3220773 A1 EP 3220773A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- linear actuator
- stage
- transmission
- furniture system
- furniture
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/2003—Screw mechanisms with arrangements for taking up backlash
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B9/00—Tables with tops of variable height
- A47B9/04—Tables with tops of variable height with vertical spindle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H13/00—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members
- F16H13/06—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members with members having orbital motion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/0006—Vibration-damping or noise reducing means specially adapted for gearings
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B9/00—Tables with tops of variable height
- A47B9/04—Tables with tops of variable height with vertical spindle
- A47B2009/046—Tables with tops of variable height with vertical spindle with gearbox
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B9/00—Tables with tops of variable height
- A47B9/20—Telescopic guides
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H13/00—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members
- F16H13/02—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members without members having orbital motion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2062—Arrangements for driving the actuator
- F16H2025/2087—Arrangements for driving the actuator using planetary gears
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
Definitions
- the invention relates to a furniture system with a
- Linear actuator for adjusting a component of a piece of furniture, for example for height adjustment of a table or for height or position adjustment of a component of a reclining furniture or a chair.
- Linear actuators usually serve to adjust two relatively movable parts.
- linear actuators are used in height-adjustable tables to raise or lower a table top on a frame of a table.
- the linear actuators usually include an electric motor, a transmission and a
- the noise behavior of the linear actuator can be an essential quality criterion.
- a major source of noise may be the transmission.
- Noises in gears, for example gear drives can be caused, for example, by production-related inaccuracies, which can lead to disturbances of the tooth engagement, which in turn can excite vibrations.
- This problem can be reduced to some extent by very precisely manufactured gear components, which, however, can greatly increase the manufacturing costs of the linear actuator.
- Linear actuators are offered, for example, in two versions.
- the motor is arranged perpendicular to the spindle system.
- gears with you used intersecting axes For example, worm or helical gear can be used.
- the motor and spindle may be coaxially arranged.
- the transmission axes are then also coaxial.
- An object to be solved is therefore to provide an improved concept for a furniture system with a linear actuator for adjusting components of furniture, which allows low noise and high flexibility in an application of the linear actuator.
- the improved concept is based on the idea, in one
- Linear actuator with a motor, an adjusting member and a Transmission to use a friction gear or a transmission with a friction wheel for transmitting a rotational movement of the motor on the Versteilglied. Since at the
- a linear actuator for adjusting a component of a piece of furniture is specified.
- Linear actuator comprises a gear, which comprises a hollow element and designed as a friction wheel stage first stage.
- the linear actuator further comprises a drive side arranged motor and a driven side arranged
- the linear actuator in particular the motor, the gearbox and the adjusting member, are adapted to provide a length of the motor by means of the motor and the gearbox
- the hollow element may for example be designed as a ring gear and is implemented in various embodiments in a housing of the transmission or is formed by the housing or a part of the housing.
- a rotational movement of an element of the engine for example, a shaft connected to the transmission, by means of the transmission to a rotational movement of an element of the
- the transmission is designed as a coaxial transmission.
- the transmission has, for example, a fixed transmission ratio.
- the first stage of the transmission is designed as a planetary stage.
- the first stage comprises at least one central element and at least two planetary elements.
- the central element is the drive side, for example via the shaft, connected to the motor. A rotational movement of the central element is transmitted to the planetary elements, which are coupled on the output side.
- the planetary elements in the first stage between an inner surface of the hollow member and an outer surface of the
- the planetary elements are:
- the planetary elements are cylindrical or based on a
- cylindrical basic shape In particular, such forms are based on a cylindrical basic shape, in which the cylindrical basic shape is supplemented by recesses or additionally attached elements.
- cylindrical basic shape is also a hollow cylinder. The hollow element and the
- Central element are also cylindrical or based on a cylindrical basic shape.
- the planetary elements are for example barrel-shaped or conical.
- the hollow element and / or the central element also on conically shaped elements.
- Embodiments with conical planetary elements for example, due to a wedge effect, a biasing force between the planetary elements on the one hand and the
- a barrel-shaped design of the planetary elements can also be a certain biasing force by a
- the biasing force may be formed by the above-described normal forces.
- the linear actuator comprises a support element arranged on the output side, on which the planetary elements are fastened.
- the output side coupling of the planetary elements is realized via the carrier element. Therefore, a rotational movement of the central element is therefore first transmitted to the planetary elements and thereby to the carrier element.
- the carrier element is coupled directly or indirectly, for example via a second stage of the transmission or via the second stage and further stages of the transmission, with the adjusting member.
- the output side is the output side
- each of the planetary elements comprises one each
- cylindrical sleeve which is rotatably mounted on the carrier element, for example on the
- the Carrier element is pushed.
- the planetary elements also include one connected to the surface of the sleeve
- Friction lining The friction lining can be elastic, for example
- the friction lining comprises a plastic, an elastomeric Plastic, an elastomeric polyurethane and / or a
- Plastic composite material for example a
- the plastic composite material may comprise multiple layers of a linen or cotton fabric bonded together.
- the bond can be made, for example, by means of a resin, for example a
- Phenolic resin done.
- Other plastics of the friction lining may include, for example, rubber materials, silicones,
- Polyethylene and / or polytetrafluoroethylene include.
- the hollow element comprises a plastic, a plastic
- thermoplastic and / or a polyoxymethylene.
- Planetary elements the friction lining, the sleeves, the hollow element and / or the central element of a plastic, a steel, a hardened steel, a cast iron, a gray cast iron, aluminum, brass and / or a metal-polymer material.
- the transmission comprises a second stage, which is referred to as
- Reibradcut or as a conventional stage, in particular as a gear stage is executed.
- the second stage is embodied in various embodiments as a planetary stage.
- the second stage is disposed in the transmission between the first stage and the adjustment member.
- the second stage is connected to the first stage.
- the first and second stages are adapted to provide rotational movement of the first stage, for example the planetary elements and / or the planetary element
- Carrier element in a rotational movement of the second stage, the Example of other planetary elements or another support element of the second stage to transmit.
- the adjusting member comprises a telescopic spindle, a
- the first stage of the transmission has a first speed ratio, for example a fixed first speed ratio, based on a speed of the motor.
- the first speed ratio corresponds to a ratio of one speed
- the central element for example, the central element to a speed
- the support element for example, the support element.
- the second stage of the transmission has a second speed ratio, for example, a fixed second speed ratio, based on a speed of the engine.
- the second corresponds to this
- the first and / or the second speed ratio are greater than one. That is, the rotational speed of the motor is greater than, for example, the rotational speed of the carrier element and of the further carrier element.
- the second is
- the rotational speed of the carrier element is greater than the rotational speed of the further carrier element.
- the rotational speed of the carrier element is therefore a two-stage reduction.
- Various embodiments of the linear actuator include a position sensor, for example designed as a Hall sensor.
- the position sensor is set to a
- Position of the transmission in particular to determine a position of a component of the transmission.
- Position sensor configured to generate a position signal for determining a position of the linear actuator and / or the Versteilglieds.
- the position of the adjustment member relates in particular to the length of
- the position signal may include, for example, information about a rotational position and / or a number of revolutions of the component of the transmission.
- the position sensor is configured to generate the position signal based on the determined position of the transmission.
- the furniture comprises for controlling the linear actuator, for example, a control unit.
- Control unit coupled and set up to send the position signal to the control unit.
- the control unit can then determine the position of the adjustment member in dependence on
- Position signal for example, depending on a
- the position sensor is in various embodiments in or on the transmission, preferably on the output side,
- the position sensor is mounted on or in a stage of the transmission that is connected to the
- Adjuster member adjacent.
- Position sensor preferably mounted on the output side at the second stage. In embodiments in which the position sensor
- the position sensor determines the position of the transmission, for example by means of determining a rotational position of the other
- Synchronization of multiple linear actuators, in particular linear actuators according to the improved concept can be achieved. Furthermore, by the output side arrangement of the position sensor, for example, an influence of slip in the transmission on the determination of the position of the
- a linear actuator according to the improved concept may be implemented in a furniture system.
- Furniture system includes a piece of furniture, for example a table, a bed, a chair, an armchair or other sitting or lying furniture.
- the furniture comprises a component which is electrically adjustable.
- the component may, for example, a height-adjustable table top of a table or a adjustable backrest or seat of a chair or a chair.
- the furniture system further comprises a control unit and at least one drive with a linear actuator according to the improved concept, adapted to adjust the component of the furniture.
- the control unit is with the
- Linear actuator coupled and set up the
- Linear actuator according to the improved concept coupled with the control unit.
- the control unit is adapted to the linear actuator and the other
- Linear actuators each comprise a position sensor as described above.
- the control unit is with the
- Position sensors coupled and adapted to determine positions of the Verstellellglieder the linear actuator and the other linear actuator in response to the position signals.
- the control unit is also adapted to the positions of the Verstellellglieder by driving the linear actuator and the other linear actuator to
- the drive and / or the further drive comprises the control unit.
- Figure 1 shows an embodiment of a
- Figure 2 is a part of another embodiment of a linear actuator according to the improved concept;
- Figure 3A shows a cross section through a first stage of a
- 3B shows a cross section through a second stage
- Figure 4A is a detail view of a transmission in a
- FIG. 4B shows a further detailed view of a transmission in an exemplary embodiment of FIG.
- FIG. 1 shows an example of an embodiment of a
- the linear actuator comprises a transmission G, a
- the linear actuator comprises a motor mounted to the first fastening element Bl and a second attached to the adjustment member V second
- the adjusting member V comprises in the present
- Embodiment a telescopic spindle. exemplary
- the transmission G comprises a hollow element H, which is formed by a housing of the transmission G.
- the transmission G is as
- Coaxial gearbox and includes a first stage Gl (not shown in Figure 1, see Figures 3A, 4A and 4B), which is designed as a friction wheel.
- a first stage Gl (not shown in Figure 1, see Figures 3A, 4A and 4B), which is designed as a friction wheel.
- the linear actuator for adjusting a component of a piece of furniture, for example a table, on the furniture and / or the
- the motor M In operation, the motor M generates a rotational movement, which is transmitted via the gear G to the adjusting member V and is converted by the adjusting member before V in a linear movement, in particular in a change in length of the adjusting member V.
- the motor M is for example as an electric motor, preferably as a DC motor, for example as a brushless
- An operating point of the motor M may, for example, a drive-side speed in the
- Magnitude of several thousand revolutions per minute for example, about 5000 min -1 , and a drive side
- Torque in the range of a few tenths of Nm, for example, about 0.1 Nm - 0.2 Nm include. Depending on the application, however, other operating points are of course possible.
- a driven-side speed of the transmission G can for
- a corresponding output-side torque can, for example, in the
- Figure 2 shows a part of another embodiment of a linear actuator according to the improved concept.
- the linear actuator corresponds, for example, to the linear actuator shown in FIG.
- the linear actuator corresponds, for example, to the linear actuator shown in FIG.
- the transmission G comprises the hollow element H, which is formed by the housing of the transmission G.
- the hollow element H is in the embodiment shown, for example
- Plastic for example made of polyoxymethylene.
- the gear G is the drive side with a shaft W
- the shaft W is connected to the motor M. Furthermore, part of the
- FIG. 3A shows a cross section through a first stage G 1 of a transmission G of a linear actuator according to FIG.
- the linear actuator corresponds to
- the first stage G1 is called the coaxial friction wheel stage and
- the first stage Gl comprises a cylindrical central element Z, which is connected to the shaft W.
- the first stage also includes a
- cylindrical first planetary element PI cylindrical first planetary element PI, a
- Planetary elements PI, P2, P3 are rotationally symmetric arranged around the central element Z and non-positively connected to an inner surface of the hollow member H and an outer surface of the central element Z.
- Planetary elements PI, P2, P3 can also be arranged asymmetrically.
- the central element Z is shown in FIG.
- Embodiment made of steel for example.
- the planetary elements PI, P2, P3 of the first stage Gl are designed as Reibplaneten.
- the planetary elements PI, P2, P3 comprise a first friction lining Rl, a second friction lining R2 or a third friction lining R3, as well as a first sleeve HLS1, a second sleeve HLS2 and a third sleeve HLS3.
- the sleeves HLS1, HLS2, HLS3 each comprise an outer sleeve HAI, HA2, HA3 and an inner sleeve HI1, HI2, HI3.
- the inner sleeves HI1, HI2, HI3 comprise four rolls WZ in the illustrated embodiment.
- the sleeves are HLS2, HLS2, HLS3
- the rotational mobility is characterized by a
- the sleeves do not include rollers WZ.
- Embodiments are the sleeves HLS1, HLS2, HLS3
- the inner sleeves HI1, HI2, HI3, the outer sleeves HAI, HA2, HA3 and the rollers WZ are in the embodiment shown, for example, made of a metal, for example made of brass, or of a plastic.
- the friction linings Rl, R2, R3 are made in the embodiment shown, for example, of an elastomeric plastic.
- the first friction lining Rl is glued or potted with the first sleeve HLS1, the second friction lining R2 with the second sleeve HLS2 and the third friction lining R3 with the third sleeve HLS3.
- a cyanoacrylate adhesive can be used for bonding.
- the first stage Gl is connected to the motor M via the shaft W.
- Outer surface of the central element Z come preferably by oversize of the planetary elements PI, P2, P3, in particular by radial oversizes relative to a distance between the
- the normal forces per planetary element may be on the order of tens of Nm, for example about 60-70 Nm.
- the first stage G1 can only be two Planetary elements or even four, five or more
- Figure 3B shows a cross section through a second stage G2 of a transmission G of a linear actuator according to the
- gear G and the linear actuator correspond to those shown in Figure 3A.
- the second stage G2 is called coaxial gear stage and
- the second stage G2 comprises further planetary elements P4, P5, P6, namely a fourth one
- Planetary element P4, a fifth planetary element P5 and a sixth planetary element P6 are designed as gear planetary.
- the hollow element H is likewise equipped correspondingly with internal teeth into which the teeth of the further planetary elements P4, P5, P6
- the other planetary elements P4, P5, P6 are rotatably mounted on a further support member T2.
- the other planetary elements P4, P5, P6 may also be fixedly connected to components of the further support element T2. Then the components are in turn
- the further carrier element T2 is connected, for example via a second shaft with the adjusting member V.
- the further support element T2 can thereby
- a warehouse such as a warehouse
- the support member Tl is provided by the second stage G2 with external teeth, in which engage the teeth of the other planetary elements P4, P5, P6. On the part of the second stage G2 serves the
- Support element Tl thus as another central element for the other planetary elements P4, P5, P6.
- the further planetary elements P4, P5, P6 are arranged here rotationally symmetrical about a center of the first carrier element T1, but may alternatively also be arranged asymmetrically.
- the number of other planetary elements P4, P5, P6 may differ from three.
- the second stage G2 can only be two
- Planetary elements include.
- the second stage G2 may also be used as a friction wheel stage analogous to that shown in FIG. 3A
- the linear actuator comprises a position sensor, for example designed as a Hall sensor.
- the position sensor is configured to determine a position, for example, of the further carrier element T2.
- the position of the further carrier element T2 may be, for example, a rotational position and / or a number of revolutions of the further carrier element T2
- FIGS. 4A and 4B show a perspective detail view of the gear G shown in FIGS. 3A and 3B. A longitudinal section through the gear G is shown in FIG. 4B. The following explanations relate to both FIG. 4A and FIG. 4B.
- the transmission G comprises a first stage G1 and a second stage G2 corresponding to those shown in Figs. 3A and 3B Embodiments.
- the second stage G2 may also be designed as a friction wheel stage analogous to the first stage G1 shown in FIG. 3A.
- the first and second stages Gl, G2 are above the
- Central element Z and the planetary elements PI, P2, P3 and between the planetary elements PI, P2, P3 and the hollow element H is the rotational movement of the central element Z in a
- Planet elements P4, P5, P6 transferred to the other central element. This results in a rotational movement of the further carrier element T2, which, for example, via the second shaft to the adjusting member V, in particular to the
- Adjustment V the rotational movement in a linear movement, in particular in a change in length of the adjusting V.
- the gear structure in a linear actuator according to the improved concept can be implemented in one or more stages become.
- the first stage Gl of the transmission G is designed as a friction wheel, while the second stage G2 and / or the other stages can be carried out in a conventional construction, as the dominant
- Noise source for example, first stage Gl with the first speed ratio.
- a transmission G with an improved sound quality for example compared to a helical gear, on.
- versions of the linear actuator with coaxial transmission structure allow a high flexibility in an application of the linear actuator.
- linear actuator may include a low design effort, low maintenance, backlash-free direction reversal and a lower effort for lubrication relationship, a possible omission of lubrication of the transmission G.
- FIG. 5 shows an exemplary embodiment of a furniture system with linear actuators according to the improved concept.
- the furniture system comprises in the present example a table with a table top TP, a first table leg TB1 and a second table leg TB2. At table legs TB1, TB2 a first drive AI or a second drive A2 are attached.
- the furniture system also includes a
- Control unit STR which is for example attached to the table top TP and connected to the drives AI, A2.
- the first and second drives AI, A2 each comprise a linear actuator according to the improved concept.
- the control unit STR is adapted to control the linear actuators.
- the linear actuators are set up, depending on the control by the control unit STR to adjust a height of the table top TP.
- the linear actuators each comprise a position sensor as described, for example, with reference to FIG. 3A.
- Control unit STR is coupled to the position sensors and arranged to positions the Versteilglieder V of
- control unit STR is also included
- Synchronization of the linear actuators for example, an optimized adjustment of the table top TP can be achieved.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Retarders (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014117071.7A DE102014117071B4 (en) | 2014-11-21 | 2014-11-21 | Furniture system with linear actuator |
PCT/EP2015/076575 WO2016079021A1 (en) | 2014-11-21 | 2015-11-13 | Furniture system having a linear actuator |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3220773A1 true EP3220773A1 (en) | 2017-09-27 |
Family
ID=54541085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15794195.6A Withdrawn EP3220773A1 (en) | 2014-11-21 | 2015-11-13 | Furniture system having a linear actuator |
Country Status (4)
Country | Link |
---|---|
US (1) | US10502295B2 (en) |
EP (1) | EP3220773A1 (en) |
DE (1) | DE102014117071B4 (en) |
WO (1) | WO2016079021A1 (en) |
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FR3071784B1 (en) * | 2017-09-29 | 2019-10-18 | Faurecia Sieges D'automobile | SCREW ADJUSTMENT MECHANISM, SLIDE COMPRISING SUCH AN ADJUSTING MECHANISM AND SEAT COMPRISING SUCH A SLIDER. |
DE102017127937A1 (en) * | 2017-11-27 | 2019-05-29 | Logicdata Electronic & Software Entwicklungs Gmbh | Telescopic linear actuator and height-adjustable table |
DE102018101690B3 (en) * | 2018-01-25 | 2019-06-06 | Logicdata Electronic & Software Entwicklungs Gmbh | Electronic component of an adjustable furniture system, furniture system, arrangement and method for configuring an electronic component |
CN109090919B (en) * | 2018-10-12 | 2020-07-14 | 天长市祥瑞电子有限公司 | Electronic product display device |
CN109869455B (en) * | 2019-04-03 | 2024-04-16 | 广州市晋新家具有限公司 | Lifting table |
US11305416B1 (en) * | 2019-05-09 | 2022-04-19 | Alarm.Com Incorporated | Dynamic arrangement of motorized furniture |
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2014
- 2014-11-21 DE DE102014117071.7A patent/DE102014117071B4/en not_active Expired - Fee Related
-
2015
- 2015-11-13 WO PCT/EP2015/076575 patent/WO2016079021A1/en active Application Filing
- 2015-11-13 US US15/528,494 patent/US10502295B2/en not_active Expired - Fee Related
- 2015-11-13 EP EP15794195.6A patent/EP3220773A1/en not_active Withdrawn
Non-Patent Citations (2)
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None * |
See also references of WO2016079021A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE102014117071A1 (en) | 2016-05-25 |
US20180149243A9 (en) | 2018-05-31 |
US10502295B2 (en) | 2019-12-10 |
WO2016079021A1 (en) | 2016-05-26 |
US20170328449A1 (en) | 2017-11-16 |
DE102014117071B4 (en) | 2019-10-31 |
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