SLEEPING FURNITURE AND ELECTRIC MOTOR-DRIVEN FURNITURE DRIVE FOR SUCH A PIECE OF FURNITURE AND A METHOD FOR OPERATING AN ELECTRIC MOTOR-DRIVEN FURNITURE DRIVE
The invention relates to an electric motor-driven furniture drive for a piece of sleeping furniture having at least one adjustment drive (8, 9) for moving at least one movable furniture component relative to a further furniture component by means of an electric motor, having at least one vibration or bending sensor (11) for detecting vibrations and/or sound, which can be coupled with the sleeping furniture, and an evaluation unit connected to the at least one vibration or bending sensor (11), which is designed to derive a sleeping state of a user of the piece of sleeping furniture from signals of the at least one vibration or bending sensor (11). The electric motor-driven furniture drive is characterised in that at least one sensor (12) is present which is not directly mounted on or in the at least one adjustment drive (8, 9) for determining an angle of inclination of at least one furniture component. The invention further relates to a piece of sleeping furniture, in particular a bed, comprising such an electric motor-driven furniture drive. In addition, the invention relates to a method for operating an electric motor-driven furniture drive.
The invention relates to an assembly (1) of furniture components of a sitting and/or lying piece of furniture, comprising a main part (6) and at least one movable and/or pivotally mounted section (12, 13), wherein each section (12, 13) consists of at least two adjustment elements (2, 3, 4, 5) which are movably mounted relative to each other, and each adjustment element (2, 3, 4, 5) provides a support surface (7, 8, 9, 10, 11) or is designed to receive components of a support surface (7, 8, 9, 10, 11). Two adjacent adjustment elements (2, 3, 4, 5) are connected together via a connection joint (17), and the first adjustment element (2, 4) of a section (12, 13) is connected to the main part (6) via an adjustment joint (16). All of the adjustment elements (2, 3, 4, 5) of each section (12, 13) are provided with a lever chain. A first end of the lever chain (18, 20) is connected to the main part (6), and a second end of the lever chain (19, 21) is connected to an adjustment element (3, 5). Each first end of each lever chain and each second end of each lever chain is arranged at a distance both to the adjustment joints (16) and to the connection joints (17). During the adjustment of each section (12, 13), a movement of all of the adjustment elements (2, 3, 4, 5) relative to one another as well as relative to the main part (6) is provided.
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 20/08 - Head-, foot- or like rests for beds, sofas or the like with means for adjusting two or more rests simultaneously
A47C 1/024 - Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable inclination
The invention relates to a device for fall detection of a person (6) in a spatial area. The device is characterized by a distance scanner (10), which determines in a contactless manner a radial distance to objects (4) or walls (5) in the spatial area in a two-dimensional plane, and an analysis unit which compares the determined radial distances with stored radial distances and which, in the event of differences which are indicative of a larger, newly arrived object (4), outputs an alarm signal. The invention also relates to a method for fall detection of a person (6) in a spatial area.
The invention relates to a sleeping or reclining piece of furniture with a sensor for detecting physiological parameters of a person (3) using the sleeping or reclining piece of furniture. The sleeping or reclining piece of furniture is characterized in that the sensor is at least one thermal imaging camera (10) which is arranged on the sleeping or reclining piece of furniture, and the sleeping or reclining piece of furniture has an analysis unit (11) which is connected to the at least one thermal imaging camera (10) in order to process image and/or temperature information of the at least one thermal imaging camera (10). The invention additionally relates to a method for detecting physiological parameters of a person in such a sleeping or reclining piece of furniture.
The invention relates to a linear drive comprising: a transmission housing (2) which extends along a longitudinal axis X and in which a spindle is rotatably mounted, said spindle having a worm gear connected thereto for conjoint rotation; and a spindle nut which runs on the spindle, can be adjusted on the spindle between a retracted position and an extended position, and acts on a lifting tube. When in the retracted position, the spindle nut lies in a guide tube (6) and is retracted in the region of a rear end of the guide tube (6), and consequently the lifting tube (815) is also retracted into the guide tube (6). When in the extended position, the spindle nut lies on a front end of the guide tube (6). An electric motor drives the worm which extends along a transverse axis Y extending transverse to the longitudinal axis X, the electric motor being accommodated in a motor housing (4) which is connected to the transmission housing (2). Furthermore, a controller is located in a controller housing (10). In order to simplify assembly of the controller housing, a connection is established between the controller housing (10) and the drive housing, said connection being designed such that it can simultaneously be electrically connected to the drive housing during the mechanical fastening process.
The invention relates to an electric-motor linear drive, comprising: an electric drive motor, which is arranged in a motor housing and has a motor shaft, which motor shaft drives a worm of a worm gear unit, downstream of which worm gear unit a spindle drive is connected, the worm gear unit and the spindle drive being arranged in a gear unit housing connected to the motor housing, and the spindle drive having, on the output side, a coupling element for coupling to a component to be moved, in particular a component to be moved which is comprised by a piece of furniture such as an armchair or a bed, which coupling element can be moved linearly relative to the housings; and a braking apparatus for applying a predefined braking torque to the linear drive. The linear drive according to the invention is characterized in that the braking apparatus is in the form of a contactlessly operating magnet assembly comprising a stator, which is stationary with respect to the housings, and a rotor, which is movable relative to the stator, wherein the stator has a center receptacle for coaxially receiving the rotor and peripherally surrounds the rotor, the rotor is designed to be torque transmittingly fastened to the motor shaft, to the worm or to the spindle, and the rotor and the stator each have a plurality of permanent magnets arranged in sectors, for providing a predefined holding torque.
H02K 49/10 - Dynamo-electric clutchesDynamo-electric brakes of the permanent-magnet type
F16D 27/01 - Magnetically-actuated clutchesControl or electric circuits therefor with permanent magnets
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
The invention relates to an electric motor-powered furniture drive comprising: at least one motor-powered adjustment drive for the motor-powered adjustment of at least one furniture component; at least one control unit (10) which is connected to a motor control system (30) of the at least one adjustment drive; and at least one operating unit (20) for operating the at least one adjustment drive. The control unit (10) is designed to drive, to stop and/or to temporarily reverse at least one motor (40) of the at least one adjustment drive by means of the motor control system (30) depending on the operating situation of the electric motor-powered furniture drive, and the at least one motor (40) is designed as a brushed DC motor. The electric motor-powered furniture drive is characterised in that the control unit (10) is designed to evaluate a frequency of a counter-EMF signal generated by the at least one motor (40) and to detect and signal a collision and/or a jamming incident in accordance with the evaluated signal.
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
The invention relates to a linear drive powered by an electric motor, comprising a rotor (16) which rotates along a transverse axis Y, and a collector (28) that is provided on said rotor and is acted upon by spring-loaded carbon brushes (22) which are held in brush holders (20). To simplify the installation, the carbon brushes (22) or the springs (24; 32) acting upon the carbon brushes (22) can be moved by a release mechanism out of an installation position, in which the carbon brushes (22) are at a distance from the collector (28), into a working position in which the springs (24; 32) press the carbon brushes (22) against the collector (28).
H02K 11/38 - Control circuits or drive circuits associated with geared commutator motors of the worm-and-wheel type
H02K 13/00 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windingsDisposition of current collectors in motors or generatorsArrangements for improving commutation
H01R 39/27 - End caps on carbon brushes to transmit spring pressure
H01R 39/40 - Brush holders enabling brush movement within holder during current collection
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
F16H 1/16 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
The invention relates to a method for detecting a person in a piece of reclining furniture, wherein the piece of reclining furniture has a number of sensors (10) which are arranged spaced apart from each other on the piece of reclining furniture, and at least one evaluating device to which the sensors are coupled. The method is characterized by the following steps: - providing position information for each of the sensors (10); - measuring a force acting on each sensor (10); - transmitting a value which corresponds to the force from each of the sensors (10) to the evaluating device; and - determining and outputting a piece of position information regarding a person lying in the piece of reclining furniture on the basis of the transmitted values of the force while taking into account the piece of position information. The invention furthermore relates to an apparatus for detecting a person in a piece of reclining furniture, having a number of sensors (10).
A47C 21/00 - Attachments for beds, e.g. sheet holders or bed-cover holders Ventilating, cooling or heating means in connection with bedsteads or mattresses
The invention relates to a linear drive with a transmission housing (2) and an electric motor which is connected to said transmission housing (2) and which drives a mounted shaft, which mounted shaft, for its part, drives a worm (14) which meshes with a worm gear (16) which is connected to a spindle (26) for conjoint rotation, on which spindle (26) a spindle nut (20, 30) runs which is arranged adjustably in a guide tube 6. In order to ensure a correct rotational angle orientation of the spindle nut (20, 30) in relation to the guide tube (6), inner webs 6a and complementary guide grooves are configured between the guide tube 6 and the spindle nut. In order to simplify the, in particular machine-assisted, mounting of the spindle nut (20, 30) in the guide tube 6, positional orientation means are provided which realise the correct rotational angle orientation of the spindle nut (20, 30) when it is inserted into the guide tube (6) in a push-in direction.
The invention relates to a linear drive having: a gear casing 2; an interference-suppressed electric motor 24, which is connected to the gear casing and is accommodated in a motor casing 4 and, via a rotor accommodated in the motor casing 4, drives a shaft 10 which is mounted in a rear shaft bearing 44 at a rear shaft end and is mounted at a front shaft end; and a commutator (32) for transferring current to the rotor, electrical and/or electronic components for interference suppression of the electric motor 2. According to the invention, to simplify assembly and to reduce the susceptibility of the linear drive to faults, the rear shaft bearing 44 is mounted in the motor casing 4, the front shaft bearing 12 is mounted in the gear casing 2, 40, and the electrical and/or electronic components necessary for interference suppression of the electric motor 24 are arranged on an interference suppression circuit board 26 which is arranged between the front shaft bearing 12 and the commutator 32.
H02K 11/01 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields
H02K 11/026 - Suppressors associated with brushes, brush holders or their supports
H02K 5/10 - Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. of water or fingers
H02K 11/00 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
The invention relates to a linear drive with a transmission housing (2) and with an electric motor (24) accommodated in said transmission housing, which electric motor drives a shaft (10) with a worm (16). The shaft (10) meshes with a worm wheel (18) which, by means of a clutch (20), is connectable to a spindle holder (22) for conjoint rotation, which spindle holder is connected to a spindle (14) for conjoint rotation. The clutch is preloaded by means of a spring (18) and is adjustable by means of a clutch actuation means. In order to allow simple and fast operation of the clutch, it is proposed that the clutch actuation means comprises a slide element (22) which bears against the clutch (20) and which is arranged so as to be rotationally fixed but axially displaceable in relation to the clutch (20). A rotary element (24) which is axially fixed but rotatable about an axis of rotation engages on the slide element (22) at an outer side averted from the clutch (20). Run-on bevels (22a, 24a) of complementary form are provided between the slide element (22) and the rotary element (24). The rotary element (24) is actuatable via a tensile element.
The invention relates to a linear drive comprising an electric motor, which drives a worm (14), and a worm wheel (16), which meshes with the worm (14) and is rotationally fixed to a spindle (18) extending along a linear drive longitudinal axis or rotational axis, said spindle having a rear and a front end. The worm wheel (16) has a bearing seat (16a) for a rear bearing (24), by means of which the worm wheel (16) is supported in a surrounding transmission housing (4). In order to simplify the production of such a linear drive, the invention proposes designing the rear bearing as a fixed bearing in that the spindle (18) consists of a weldable material, a securing disc (26) is arranged on the rear end face of the spindle (18), and the securing disc (26) is bonded to the spindle (18).
The invention relates to an electric-motor adjustment device for a piece of furniture, in particular a piece of table furniture, comprising at least one drive unit for adjusting a movable furniture part (1) and a control device (10) for controlling the at least one drive unit, the control device (10) being designed for fastening to the movable furniture part (1), and a sensor (15) being arranged within a housing (11) of the control device (10) in order to detect deformation of the furniture part and to switch off the drive unit if deformation is detected. The adjustment device is characterized in that at least one transmission element is provided, which is in contact with the furniture part (1) and transmits deformation of the furniture part (1) to the sensor (15).
The invention relates to a lumbar support device (10) for an item of seating furniture, in particular an armchair, comprising an electric-motor-driven linear drive (11), which is coupled to an extendable support element (14) via a lever mechanism (12), wherein the linear drive (11) has a guide profile (112) on which two sliding blocks (113, 114), coupled to a respective spindle nut via at least one spindle, can be moved synchronously towards or away from one another, wherein the sliding blocks are connected to the support element (14) via at least one respective lever (121, 122).
The invention relates to a controller (10) for a mobile drive, to which at least one adjustment drive (7, 8) can be connected, said controller (10) having a speech controller and an operating device (20). The speech controller comprises at least one speech controller subunit (210, 211, 212, 213, 214) and at least one microphone (31). The invention additionally relates to a method for controlling a mobile drive using a speech input, wherein the mobile drive has a controller (10).
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
A47C 1/024 - Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable inclination
17.
ELECTROMOTIVE FURNITURE DRIVE COMPRISING A GEAR ASSEMBLY HAVING AN INTERMEDIATE SHAFT
The invention relates to an electromotive furniture drive comprising a drive motor (20) and a lift spindle (52), wherein the lift spindle (52) and an output shaft (22) of the drive motor (20) are arranged in a common plane (A), and wherein the output shaft (22) is coupled to the lift spindle (52) via a gear assembly with an intermediate shaft. The electromotive furniture drive is distinguished by the fact that the intermediate shaft (51) intersects the plane (A) in which the lift spindle (52) and the output shaft (22) lie,between the lift spindle (52) and the output shaft (22).
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
F16H 57/021 - Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
F16H 1/22 - Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shaftsToothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with arrangements for dividing torque between two or more intermediate shafts
The invention relates to an electric motor-powered furniture drive comprising a housing (10) on which a drive motor (20) and a support tube (31) is fastened, a lifting spindle (52) being arranged in the support tube (31), and an output shaft (22) of the drive motor (20) being coupled to the lifting spindle (52) by way of a transmission system arranged in the housing (10). The electric motor-powered furniture drive is characterised in that the housing (10) has an opening into which the support tube (31) is inserted laterally in a positively locking manner, and in that the support tube (31) has at least one transverse groove (315) introduced into an outer wall, a locking element being provided which engages in the at least one transverse groove (315) and which is held in a recess in the housing (10).
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
F16H 57/021 - Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
F16H 1/22 - Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shaftsToothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with arrangements for dividing torque between two or more intermediate shafts
19.
CONTROL DEVICE FOR A FURNITURE DRIVE AND METHOD FOR CONTROLLING A FURNITURE DRIVE
The invention relates to a method for controlling a furniture drive by means of a voice input, wherein the furniture drive has a control device (10) to which at least one adjustment drive (7, 8) can be connected. The method comprises the following steps: - converting an acoustic signal into an electrical signal; - evaluating the electrical signal by means of at least one local voice analysis device (32, 320); and - controlling an operating state of the furniture drive if a keyword from a set of keywords is detected during the evaluation. The invention also relates to a control device (10) of a furniture drive that is set up to carry out the method.
The invention relates to an electric motor-driven furniture drive comprising at least one adjustment drive (7, 8) for moving at least one movable furniture component relative to another furniture component by means of an electric motor, a controller (10), and an operating unit (20), wherein a motor (M) of the at least one adjustment drive (7, 8) is actuated depending on signals of the operating unit (20). The electric motor-driven furniture drive is characterized in that the controller (10) has at least one semiconductor power switch for switching a motor current of the motor (M), and a voltage dropping across the semiconductor power switch is supplied to an analysis unit in order to detect commutation flanks of the motor (M). The invention additionally relates to a method for detecting the position of an adjustment drive of such an electric motor-driven furniture drive and to furniture (1) comprising such a furniture drive.
H02P 7/00 - Arrangements for regulating or controlling the speed or torque of electric DC motors
H02P 7/03 - Arrangements for regulating or controlling the speed or torque of electric DC motors for controlling the direction of rotation of DC motors
The invention relates to an electromotive furniture drive with a drive which is designed as an electric motor and which drives a worm gear (20) via a worm (18), said gear being rotatably connected to a spindle holder (27) via a clutch which can be actuated by means of an actuation element. The spindle holder (27) receives a spindle (34) in a rotationally fixed manner, and a spindle nut (38) runs on the spindle, said spindle nut being connected to an actuation element to be moved by means of the furniture drive, such as a head or foot part of a bed or another furniture part for example. The aim of the invention is to simplify the design of such a furniture drive and provide a particularly compact furniture drive. According to the invention, this is achieved in that the clutch comprises a sliding sleeve (22), and the actuation element is designed to solely carry out a translational movement for actuating the sliding sleeve (22).
The invention relates to an electromotive linear drive comprising an electric motor (4) that drives a screw (6) extending along a longitudinal screw axis, or the drive pin of which motor is in the form of a screw (6), and which motor comprises at least two worm-wheel-spur-gear pairings, which are arranged so as to be axis-parallel to one another and preferably transversely to the longitudinal screw axis, each of which pairings comprises a worm wheel, which meshes with the screw (6), and a spur gear, which is connected to said worm wheel for conjoint rotation and meshes with the respective complementary other spur gear, tooth faces formed on the worm wheels having an aligned worm-wheel angle of inclination. According to the invention, the spur gears have helical toothing at a spur-gear angle of inclination.
F16H 1/22 - Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shaftsToothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with arrangements for dividing torque between two or more intermediate shafts
F16H 55/22 - Toothed membersWorms for transmissions with crossing shafts, especially worms, worm-gears
A47C 20/00 - Head-, foot- or like rests for beds, sofas or the like
The invention relates to a control system for controlling at least one adjusting drive (15) for an item of furniture, comprising a control device (10) connected to the at least one adjusting drive (15) and an operating unit (20), wherein the control device (10) is configured to receive signals frpom the operating unit transmitted wirelessly by means of a transmission unit (16) over a transmission link (22), and to control the at one least adjusting drive (15) as a function of the signals received. The control system is characterised in that the control device (10) is also configured to receive further signals from a further operating unit (20) transmitted wirelessly by means of the transmission unit (16) over a further transmission link (32) and to control the at least one adjusting drive (15) as a function of the further signals received, wherein the further transmission link (32) differs from the transmission link (22).
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
24.
SYSTEM FOR DETERMINING A SLEEP QUALITY, SENSOR ARRANGEMENT FOR SUCH A SYSTEM, AND SLEEP OR REST FURNITURE COMPRISING SUCH A SYSTEM
The invention relates to a system for determining a value representing a sleep quality, wherein the system has an evaluation device (10) for connecting to at least one sensor (11), which can be coupled to a piece of sleep or rest furniture for detecting vibrations, movement and/or sound in order to extract physiological data (12) of at least one person using the piece of sleep or rest furniture. The system is characterized in that at least one additional sensor (21) is provided on the sleep or rest furniture or in an environment of the sleep or rest furniture, which sensor is designed for detecting environmental parameters (5).
The invention relates to an electromotive furniture drive comprising a drive motor (10). The drive motor (10) has a driveshaft (11) which is mechanically coupled to a brake device (13), and the brake device (13) has a looping wrap spring (15). The electromotive furniture drive is characterized in that the brake device (13) comprises a brake element (17) which is designed to apply a braking torque to the drive shaft (11) in a rotational direction. The brake element (17) is operatively connected to a coupling element (16) in a mechanical manner, and the wrap spring (15) is positioned on an outer lateral surface (161) of the coupling element (16).
The invention relates to an electromotive furniture drive comprising at least one adjusting drive (7, 8) for electromotively adjusting at least one movable furniture part relative to further furniture parts, and comprising a control device (9) for actuating the at least one adjusting drive (7, 8), and also comprising a charging apparatus (10) having at least one charging connection (11) for supplying power to an external electronic device. The electromotive furniture drive is distinguished in that the charging apparatus (10) has a cable (13) for connection to the control device (9), wherein the cable (13) leads from the control device (9) to a voltage converter (112) to which the at least one charging connection (11) is connected. The invention further relates to an item of furniture, in particular an item of furniture for sleeping or resting on, comprising an electromotive furniture drive of this kind comprising a charging apparatus (10).
The invention relates to reclining furniture comprising at least one sensor (6) and a warning device coupled to said sensor in order to warn about an undesired standing process of a user of the reclining furniture. The reclining furniture is characterized in that the warning device is designed to evaluate information of the at least one sensor (6) with respect to a movement and/or behavior pattern of a person using the reclining furniture in order to emit a warning signal as soon as there is an intention to leave the reclining furniture. The invention additionally relates to a method for operating a warning device of reclining furniture, said warning device being coupled to at least one sensor (6) which is arranged on the reclining furniture.
A47C 7/72 - Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
A61B 5/11 - Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
A47C 1/024 - Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable inclination
A47C 1/032 - Reclining or easy chairs having coupled adjustable supporting parts the parts being movably-coupled seat and back-rest
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
The invention relates to a linear drive, in particular for greater loads, which is in particular usable for the adjustment of beds. An electric motor drives a gearing elbow (14) by means of a worm shaft (12), said gearing elbow being designed to rotatably receive a worm wheel (16; 48). Said worm wheel drives a spindle holder (24; 46) which receives a spindle (26) in a rotationally fixed manner. In order to simplify the construction, the invention proposes that a drive end of the spindle (26) has at least one notch (26.1, 26.2), that at least one spindle holding region of the spindle holder (24; 46) comprises plastic and that a clamping pin is inserted into the at least one notch (26.1; 26.2) between the spindle holder (24; 46) and the spindle (26).
H02K 7/06 - Means for converting reciprocating motion into rotary motion or vice versa
H02K 5/10 - Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. of water or fingers
29.
ELECTRIC MOTOR-DRIVEN FURNITURE DRIVE MECHANISM AND ITEM OF FURNITURE
The invention relates to an electric motor-driven furniture drive mechanism (4) for adjusting moveable components of an item of furniture (1), in particular functional furniture, comprising at least one electric motor-driven adjustment drive mechanism (4a, 4b) having a control device (5) and at least one operating device (6), a monitoring device (7) having at least one detection device (10) for monitoring at least one monitoring region (9) and forming an anti-trap protection system for the associated item of furniture (1). The electric motor-driven furniture drive mechanism (4) is characterised in that the at least one detection device (10) has at least one sensor unit (11) which is in the form of or comprises a piezo cable. The invention also relates to an item of furniture having an electric motor-driven furniture drive mechanism (4).
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 1/024 - Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable inclination
A47C 1/032 - Reclining or easy chairs having coupled adjustable supporting parts the parts being movably-coupled seat and back-rest
The invention relates to a drive for adjusting parts of seating and lying furniture, wherein a first furniture component is mounted in a movable manner relative to a second furniture component, comprising at least one spindle (2) which can be rotated by an electric drive motor (1), an adjusting nut (3) which sits on the spindle (2) and which is guided in a guide tube (4) in a rotationally fixed manner and can be driven by rotating the spindle (2) in the axial direction of the guide tube (4), a lifting tube (5) which is operatively connected to the adjusting nut (3), a first hinge device (6) which is arranged on the free end of the lifting tube (5) and which can be hinged to the first furniture component via a first hinge connection (7), and a second hinge device (10) which is provided on the opposite end of the adjusting drive and which can be secured to a stationary frame part (12) or to a second furniture component via a second hinge connection (11). Such a drive should also be usable even when only limited space is available. This is achieved in that an elongation element (13; 14) is provided on at least one of the two hinge devices (6; 10), said elongation element being rigidly connected to said hinge device, a respective joint half (15; 16) of the joint connection (7; 11) is arranged on the elongation element (13; 14), and the joint half (15; 16) sitting on the respective elongation element (13; 14) is offset in the direction of the central section (17) of the guide tube (4).
The invention relates to an electric motor furniture drive for sleeping or reclining furniture, comprising a number of adjusting motors (7, 8) for moving at least one movable furniture component relative to an additional furniture component by means of an electric motor and comprising a manual operation unit (10) for operating the adjusting motors (7, 8). The electric motor furniture drive is characterized in that at least one sensor (12) is provided for detecting vibrations and/or sound, said sensor being coupleable to the sleeping furniture, and an analyzing unit is provided which is connected to the at least one sensor (12). The analyzing unit is designed to process and analyze the signals of the at least one sensor (12) and detect physiological parameters of a person using the sleeping or reclining furniture.
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
32.
MATTRESS AND PIECE OF FURNITURE FOR SLEEPING OR RESTING HAVING A MATTRESS
The invention relates to a mattress (30) for a piece of furniture for sleeping or resting, having at least one sensor (12) arranged in the mattress (30) for sensing vibrations, motion, and/or sound. The mattress (30) is characterized in that the mattress has at least one element for receiving structure-borne sound, to which the at least one sensor (12) is coupled. The invention further relates to a piece of furniture for sleeping or resting, in particular a bed (1), having such a mattress (30).
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A47C 27/00 - Spring, stuffed or fluid mattresses specially adapted for chairs, beds or sofas
33.
SLEEPING OR RECLINING FURNITURE, ANALYZING UNIT FOR A SENSOR OF SLEEPING OR RECLINING FURNITURE, AND METHOD FOR ANALYZING SIGNALS OF A SENSOR
The invention relates to an analyzing unit (9') for connecting to at least one sensor (12) which can be coupled to sleeping or reclining furniture in order to detect vibrations, movement, and/or sound. The analyzing unit (9') is designed to process and analyze the signals of the at least one sensor (12) and detect physiological parameters (P) of a person using the sleeping or reclining furniture, and the analyzing unit (9') is designed to transmit data to or exchange data with at least one external component. The invention further relates to a method for analyzing signals of at least one such sensor (12) and to sleeping or reclining furniture, in particular a bed (1), comprising at least one such sensor (12).
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A47C 27/00 - Spring, stuffed or fluid mattresses specially adapted for chairs, beds or sofas
34.
PIECE OF FURNITURE FOR SLEEPING OR RESTING, HAVING A SENSOR
The invention relates to a piece of furniture for sleeping or resting, having a supporting element (2) for supporting a cushion or mattress and having at least one sensor (12) for sensing vibrations, motion, and/or sound. The piece of furniture for sleeping or resting is characterized in that the sensor (12) is arranged on a section (120) of the supporting element (2) that is decoupled from further section of the supporting element (2) and/or of the piece of furniture for sleeping or resting.
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
35.
ELECTRIC MOTOR-DRIVEN FURNITURE DRIVE, FURNITURE AND METHODS FOR CONTROLLING AN ELECTRIC MOTOR-DRIVEN FURNITURE DRIVE
The invention relates to an electric motor-driven furniture drive comprising a plurality of adjustment drives (7, 8) for the electric motor-driven movement of at least one moving furniture component relative to an further furniture component, a control device (9) and a communications unit (92) for receiving wireless signals (21) of a remote control (20), wherein the adjustment drives (7, 8) are actuated in accordance with received wireless signals (21). The electric motor-driven furniture drive is characterised in that the communications unit (92) is configured to determine a signal strength of the received wireless signal (21), and in that the control device (9) is configured to only actuate the adjustment drives (7, 8) if the signal strength exceeds a predetermined threshold value. The invention also relates to methods for controlling an electric motor-driven furniture drive and an item of furniture having an electric motor-driven furniture drive.
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
H04W 48/04 - Access restriction performed under specific conditions based on user or terminal location or mobility data, e.g. moving direction or speed
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
The invention relates to a braking mechanism (10) for an electric drive motor (1), in particular a drive motor (2) comprising an armature shaft (5) that protrudes from a motor housing (2); the braking mechanism (10) comprises at least one braking element (17) and an energy store, the energy store permanently applying a braking power to a frictional surface of the braking element. The braking mechanism (10) is characterized in that the energy store and the braking element (17) are made of the same material as a single piece.
The invention relates to a seat fitting for seating furniture (1), comprising a base frame (21), a sliding frame (22) which is arranged in a movable manner relative to the base frame (21), and at least one linear drive (6, 62, 63, 64) which acts on a paired drive shaft (5, 51, 52, 53) in order to move a component or an assembly of the seat fitting (3), such as a foot part (41), a backrest part (42), or a stand-up aid (43), back and forth between an extended position and a retracted position relative to the base frame (21) and/or the sliding frame (22). The aim of the invention is to allow a variable design and a retroactively simple adaptation on demand. This is achieved in that the base frame (21), the sliding frame (22), the drive shaft (5), and the linear drive (6) form a functional base unit (2) which can be assembled in a modular manner so as to form a complete seat fitting (3) with a foot part (41), a backrest part (42), a stand-up aid (43), and/or a seat frame (44) provided for the sliding frame (22).
The invention relates to a frame for supporting a top 4, 12 of a table or desk at a working height, said frame being designed for fastening legs 6, 8, in particular for height-adjustable legs 6, 8 of a desk. In order to reduce the storage costs for different table or desk sizes, the frame has a movable, in particular longitudinally movable design.
The invention relates to a frame for supporting a top of a table or desk at a working height, said frame being designed for fastening legs. The frame comprises at least two profiled bodies that can be connected to each other via at least two brackets (10, 12), said brackets (10, 12) being designed to extend over or around edges of the profiled bodies.
A47B 21/00 - Tables or desks specially adapted for use at individual computer workstations, e.g. for word processing or other manual data entryTables or desks specially adapted for typingAuxiliary devices for attachment to such tables or desks
The invention relates to an electromotive furniture drive for adjusting at least one furniture part of an item of furniture, comprising at least one drive unit (20) which has a drive motor (21), a gear mechanism (22) and a spindle drive which acts on an output element that can be displaced along a displacement path and which has a spindle (24a, 24b), and comprising a control printed circuit (30) for driving the drive motor (21), wherein end position switches (33a, 33b) are arranged on the control printed circuit (30), said end position switches being operated by means of a control rod which is coupled to the output element. The electromotive furniture drive is distinguished in that the control rod is in the form of a pull rod (34a, 34b) which is coupled to the output element only in end sections of the displacement path of the output element.
The invention relates to an electromotive furniture drive for adjusting at least one part of an item of furniture, with at least one drive unit (20) which comprises a drive motor (21), a transmission (22) and a spindle drive which acts upon a pressure slide (25) which can be displaced along a displacement path. Said electromotive furniture drive is characterized in that a pressure head (26) mounted in a floating manner is associated with a base body (251) of the pressure slide (25).
The invention relates to a housing (10) for components of an electromotive furniture drive comprising at least two housing parts, wherein one of the housing parts has projections which penetrate assigned openings in the other housing part and which are shaped by a thermomechanical treatment after the assembly of the housing parts. The invention further relates to an electromotive furniture drive for adjusting at least one furniture part of a piece of furniture comprising at least one drive unit (20) and comprising a housing (10) of this type, and an assembly method for a housing (10) of this type.
The invention relates to an electromotive dual drive for adjusting two different furniture parts of an item of furniture having two drive units (20), each of which comprises a drive motor (21), a transmission (22) and a spindle drive having a respective spindle (24a, 24b) and acting on a drive member, wherein the two drive units (20) are arranged one behind the other in the longitudinal direction in a common housing (10), and wherein shaft holders (13) are configured on opposite end sections of the housing (10) in the longitudinal direction, for a respective pivot shaft of the item of furniture, on which a respective drive member acts. The electromotive dual drive is characterised in that the spindles (24a, 24b) and/or the drive members of the two drive units (20) are designed with different lengths and the drive motors (21) are differently spaced apart from the shaft holders (13) assigned thereto for the respective pivot shafts.
The invention relates to an electromotive furniture drive for adjusting movable furniture parts (5, 6) of an item of functional furniture (1), having a control device (9), at least one adjusting drive (7, 8) with an electric motor, and at least one evaluation circuit (10) with an input (11, 12), which evaluation circuit can be electrically conductively connected to a sensor, which is attached to the item of functional furniture (1), and forms a proximity and/or contact detector together with said sensor. The electromotive furniture drive is distinguished in that at least two proximity and/or contact detectors are formed by in each case one sensor or a group of sensors together with the at least one evaluation circuit (10), it being possible for said proximity and/or contact detectors to be assigned to different moving furniture parts (5, 6) of the item of functional furniture (1). The invention further relates to an item of functional furniture (1) having at least two groups of movable furniture parts (5, 6) and an electromotive furniture drive of this kind.
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
A61G 7/015 - Beds specially adapted for nursingDevices for lifting patients or disabled persons having adjustable mattress frame divided into different adjustable sections, e.g. for Gatch position
45.
OPERATING UNIT AND CONTROL SYSTEM FOR AN ELECTROMOTIVE ADJUSTING DRIVE OF A PIECE OF FURNITURE
The invention relates to an operating unit (10) for at least one electromotive adjusting drive (7, 8) of a piece of furniture (1), having: - at least one operating element (12, 13), - a transmission unit (16) for wirelessly transmitting signals on the basis of actuation of the at least one operating element (12), and - a rechargeable energy store (17) for storing electrical energy for supplying power to the operating unit (10). The invention is distinguished by the fact that it has a device (20) for inductively receiving energy for charging the energy store (17). The invention also relates to a control system for controlling at least one adjusting drive of a piece of furniture, and to a piece of furniture having such a control system.
The invention relates to a lighting device (30) having at least one lighting means (32) for use with an electric-motor furniture drive, which electric-motor furniture drive has at least one electric-motor adjustment drive (7, 8), wherein the electric-motor adjustment drive (7, 8) is connected to a base unit (10), which is coupled to an operating unit (20), by means of which the at least one electric-motor adjustment drive (7, 8) can be actuated, wherein the lighting device (30) has at least two plug connectors (34, 35), by means of which the lighting device can be connected to the base unit (10) or to the at least one electric-motor adjustment drive (7, 8) on the one hand and to the operating unit (20) on the other hand, wherein an electrical connection is established between the base unit (10) and the operating unit (20) or the at least one electric-motor adjustment drive (7, 8) by means of the lighting device (30).
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 21/00 - Attachments for beds, e.g. sheet holders or bed-cover holders Ventilating, cooling or heating means in connection with bedsteads or mattresses
F21V 33/00 - Structural combinations of lighting devices with other articles, not otherwise provided for
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
47.
HANDHELD REMOTE CONTROL UNIT FOR ELECTRICAL DEVICES, AND AN ELECTROMOTIVE FURNITURE DRIVE WITH A HANDHELD REMOTE CONTROL UNIT
A remote control unit (10) for electrical devices, in particular functional furniture and electrical accessory devices, is provided. The remote control unit (10) has control elements for controlling at least one associated piece of furniture and control elements for controlling associated electrical devices and associated electrical accessory devices.
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
The invention relates to a drive for a piece of furniture, comprising a functional fitting, said piece of furniture being preferably a seating and/or reclining furniture. The furniture drive and the functional fitting are inserted into the silhouette or a contour and/or a frame of the associated piece of furniture.
Disclosed is a hand-held control (1) for furniture drives (81), comprising a touch-sensitive control panel section (3, 3a, 3b) that has a number of actuation surfaces (4). A method for detecting actuation of the hand-held control (1) is also provided. An electromotive furniture drive (81) is fitted with a hand-held control (1) of this type.
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
The invention relates to a linear actuating drive comprising a housing (10), having at least two parts (10a, b) and housing at least one worm gear having a worm shaft (18) and a worm wheel (20), and a motor (16), which drives said worm shaft, and a spindle (22), which is connected to said worm wheel (20), and wherein at least one of the parts (10a, b) of the housing (10) is provided with a reinforcement in the form of a flat rest (40), which bears against said housing and is made of a stronger material.
The invention relates to an electromotive furniture drive with a guide path (100) and an output unit (200) which moves along the guide path (100) and which at least partly surrounds the guide path. The electromotive drive is characterized in that the guide path (100) has a gear rack (120), and the output unit (200) has a drive motor (220) with a speed-reducing mechanism and an output gear (232) which is in engagement with the gear rack (120) of the guide path (100).
The invention relates to an electromotive linear drive in the form of a dual drive for adjusting movably mounted parts of reclining and seating furniture, comprising two threaded spindles (2, 3) which can be driven by in each case a worm gear and which are arranged one behind the other and flush with one another for displacing in each case a lifting element, and comprising bearings which are provided at both ends of each threaded spindle (2, 3), wherein at least the bearings, which are arranged at the spindle ends that are close to one another, are designed as roller bearings (4, 5) having an inner ring (6) and an outer ring (7). The aim of the invention is to design an electromotive dual drive in such a way that a short overall length is achieved and that the strength and stability of the structure is increased. Said aim is achieved by arranging an abutment between both roller bearings (4, 5), which accommodate the spindle ends that are close to one another, on which the roller bearings are supported on from both sides.
The invention relates to a device for controlling an electromotive linear drive that is configured as a furniture drive for adjusting movably mounted parts of reclining and seating furniture, consisting of at least one threaded spindle (4, 5) that can be driven via a worm gear for displacing in each case a lifting element, and comprising a guide body (7) which is arranged in a rotationally fixed manner on the respective threaded spindle (4, 5) and on which a worm wheel (6) is rotatably mounted, a coupling sleeve (8) which is mounted in a rotationally fixed manner, but is axially displaceable on the respective guide body (7), to which or from which the worm wheel (6) and the guide body (7) can optionally be connected or separated via a claw clutch, and in each case an actuation element which is provided for displacing the coupling sleeves (8) as well as a switching mechanism for driving the respective actuation element.
The invention relates to an electromotive furniture drive comprising a drive unit (10) and an output drive unit (30) which can be moved relative to the drive unit (10), wherein at least one connecting element is arranged on the drive unit (10) and on the output drive unit (30) in each case, it being possible to in each case connect the drive unit (10) and the output drive unit (30) to a furniture fitting (1) by means of said connecting element. The electromotive furniture drive is distinguished in that the connecting elements provide at least in each case two force application points (A, B), which are spaced apart from one another, for the connection to the furniture fitting (1) in a direction transverse to the relative movement between the drive unit (10) and the output drive unit (30), wherein the force application points (A, B) are spaced apart from one another in each case at least by a distance (dA, dB) which is greater than approximately 50% of a displacement movement of the furniture drive. The invention also relates to an item of furniture comprising an electromotive furniture drive of this kind.
A47C 1/024 - Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable inclination
A47C 1/032 - Reclining or easy chairs having coupled adjustable supporting parts the parts being movably-coupled seat and back-rest
A47C 1/034 - Reclining or easy chairs having coupled adjustable supporting parts the parts including a leg-rest or foot-rest
A motorized furniture drive assembly (10) comprises at least one motorized furniture drive (3); at least one drive control device having a receiving device for wireless radio transmission; and at least one communication device (4) for operating the furniture drive (3). The motorized furniture drive assembly (10) is provided with at least one communication adaptation device (5), which is designed to communicate with the at least one communication device (4) by means of a primary wireless transmission path and to communicate with the at least one receiving device by means of a secondary wireless transmission path. An assembly comprises the motorized furniture drive assembly (10) and a piece of furniture (1).
G08C 17/02 - Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
G08C 23/04 - Non-electric signal transmission systems, e.g. optical systems using light waves, e.g. infrared
56.
ANTENNA ARRANGEMENT AND ANTENNA FOR COMMUNICATION BETWEEN AN OPERATING UNIT AND A CONTROL DEVICE OF AN ELECTROMOTIVE FURNITURE DRIVE, AN ELECTROMOTIVE FURNITURE DRIVE AND A PIECE OF FURNITURE
The invention relates to an antenna arrangement (20) comprising an antenna (A), an electrical circuit in the form of a signal processor (SA) and a transmitting and/or receiving component (SE), wherein the antenna arrangement (20) is designed to transmit radio signals to a wireless transmission path and/or from a wireless transmission path for communication with a control device of an associated electromotive furniture drive, wherein the antenna arrangement (20) is inserted in an operating unit and/or the control device of the associated electromotive furniture drive or positioned thereupon, and additionally at least one electromotive adjustment drive for adjusting furniture parts of an associated piece of furniture relative to one another is connected to the control device. The antenna arrangement (20) is designed as an elongated arrangement with a plurality of antenna sections of the antenna (A), wherein said antenna (A) has a plurality of elongated conductors and said conductors are arranged in the longitudinal direction of the antenna (A) as traces on a circuit board (22) and are electroconductively connected to one another.
The invention relates to a control device (9) for at least one electromotive adjusting drive (7, 8) of a piece of furniture (1), comprising at least one adjusting drive connection (91) for connecting to the at least one electromotive adjusting drive (7, 8), and an interface (92) for coupling to at least one operating unit (10). When a control element (12, 13) of the control unit is actuated, a switch signal is emitted at the end of the control for controlling the at least electromotive adjusting drive (7, 8) and/or an electric motor of the electromotive adjusting drive (7, 8). Said control device is characterised in that it comprises a multi-functional connection (93) designed as a multi-functional interface, said connection comprising at least one data signal line for transferring data, at least one power supply line and at least one signal input and output line. Said control device (9) is designed to emit data signals on the data signal line of the multi-functional interface, in accordance with the actuation of one of the operating elements (12, 13) or additional operating elements (15, 16, 17) of the operating unit (10). The invention also relates to an additional device for joining to a control device, to a system comprising a control device and a piece of furniture equipped therewith.
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
58.
EMERGENCY POWER SUPPLY CIRCUIT, EMERGENCY LOWERING UNIT AND CONTROL DEVICE FOR AN ELECTROMOTIVE ADJUSTING DRIVE OF A PIECE OF FURNITURE
The invention relates to an emergency power supply circuit for an emergency lowering unit (100) for an electromotive adjusting drive (7, 8) of a piece of furniture (1). The at least one electromotive adjusting drive (7, 8) is electrically connected to a control device (9), said control device (9) comprising a motor controller (93) having switch elements for switching an electric motor of the at least one adjusting drive (7, 8) and the emergency lowering unit (100) is designed so it can be joined to the control unit in an electrically conductive manner or is integrated therein, and a battery (101) which is designed as a mains-independent voltage source which can be connected to the control device (9) for supplying a power supply to the motor controller (93) by means of the emergency circuit (102) in the event of an emergency. Said emergency power supply circuit is characterised in that it comprises a DC voltage converter (103) for increasing input voltage (UE) to an output voltage (UA). The input voltage (UE) corresponds to the output voltage of the battery (101) and the output voltage (UA) lies above a critical control voltage of the circuit element of the motor controller (93) of the control unit (9).
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
H01H 47/22 - Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
59.
ELECTROMOTIVE FURNITURE DRIVE FOR A PIECE OF FURNITURE, METHOD FOR MONITORING A PULSE-WIDTH RATIO OF AN ELECTROMOTIVE FURNITURE DRIVE, AND A CORRESPONDING PIECE OF FURNITURE
The invention relates to an electromotive furniture drive (100) for adjusting a moveable part (4, 5) of a piece of furniture (1) by means of an output element, comprising a) at least one adjusting drive (7, 8) with respectively at least one electric motor, a speed reducing mechanism which is coupled thereto and which ensures that the output element is drivenly coupled and can be linearly displaced and/or rotatably moved, and when said output element reaches a predetermined position, said output element actuates an end switch and/or reference switch and/or switching means, b) at least one control device (9) and c) at least one control unit (10), said control device (9) comprising a positioning device for the output element provided with a control block with a counter and a recording device for evaluating impulses of a counter EMK of the at least one electric motor. Said control device (9) comprises a digital potentiometer which emits as an output value, an electric value which is proportionate to the position of said output element. The control device comprises, in a further embodiment, a monitoring device. The invention also relates to a method for monitoring a pulse width ratio of an electromotive furniture drive and a piece of furniture (1).
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
60.
FURNITURE ARRANGEMENT AND METHOD FOR THE PARALLEL CONTROL OF AT LEAST TWO ELECTROMOTIVE FURNITURE DRIVES OF A FURNITURE ARRANGEMENT
The invention relates to a furniture arrangement (200) comprising at least two pieces of furniture (1, 1'), each respectively having an electromotive furniture drive (100, 100') for adjusting at least one movable part (4, 5) of each at least two pieces of furniture (1, 1'), wherein each electromotive furniture drive (100, 100') comprises a) at least one adjusting drive (7, 7'; 8, 8') with respectively at least one electric motor, a speed-reducing gear mechanism coupled thereto and to which an output element is drivingly coupled, said output element being linearly displaceable and/or can be rotated, and b) at least one control device (9, 9'), wherein c) the furniture arrangement (200) comprises an operating unit (10) for actuating all the electric motors of the adjusting drive (7, 7'; 8, 8') of the electromotive furniture drive (100, 100'). Said control devices (9, 9') of electromotive furniture drives (100, 100') are equipped with detection means for detecting actuation-specific values such as the motor current, motor operating voltage, motor speed or similar of the electric motor of the at least one associated adjusting drive (7, 7'; 8, 8') and comprising at least one controlling device for variably controlling the operating voltage of the electric motor of the at least one associated adjusting drive (7, 7'; 8, 8') for a parallel control of the at least one adjusting drive (7, 8) of one of the electromotive furniture drives (100) and of the at least one adjusting drive (7', 8') of the other electromotive furniture drive (100'). Said control devices (9, 9') are designed to communicate with the operating unit (10, 10') and between themselves, or to communicate between themselves by means of the operating unit (10, 10') with at least one transmission path (21, 22, 23, 23a, 23'). The invention also relates to the parallel control of at least two electromotive furniture drives (100, 100') of a furniture arrangement (200).
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
61.
EMERGENCY POWER SUPPLY DEVICE FOR AN ELECTROMOTIVE FURNITURE DRIVE FOR A PIECE OF FURNITURE, ELECTROMOTIVE FURNITURE DRIVE, AND A CORRESPONDING PIECE OF FURNITURE
The invention relates to an emergency power supply device (200) for an electromotive furniture drive (100) of a piece of furniture (1), comprising a housing in which at least one energy accumulator is arranged, a connection cable having at least two power lines and several auxiliary lines for connecting to the electromotive furniture drive which is to be associated therewith, a socket for connecting a control unit of the electromotive furniture drive which is to be associated therewith, at least one control element which, when actuated, electrically connects the electric connections of the at least one energy accumulator to the at least two power lines of the connection cable. The housing is designed as a shell housing comprising securing sections and an inner compartment for receiving the at least one energy accumulator, said at least one control element and at least one night light. The invention also relates to an electromotive furniture drive (100) and a piece of furniture (1).
The invention relates to a operating unit (10) for a control device (9) comprising at least one adjusting drive (7, 8) for a piece of furniture (1), said control device (9) being designed to control the at least one adjusting drive (7, 8) based on the control data captured by the operating unit (10). Said operating unit (10) is characterised by a detector (23) which detects a manual manipulation by a user, when a manual manipulation is detected, at least one illumination means (24) for illuminating operating elements (12 - 16) and/or display elements of the operating unit (10) is switched on. The invention also relates to a system comprising a control device and an operating unit in addition to a piece of furniture equipped therewith.
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
The invention relates to a control device (9) for at least one adjusting drive (7, 8) which is to be associated with a piece of furniture (1) and which is designed to control the at least one adjusting drive (7, 8) based on control data (20) captured by a wireless transmission path (19) of the operating unit (10). Said control device is characterised by an emitter interface (21) which is designed to transmit data (22) to the operating unit (10) by means of a wireless transmission path (19). The invention further relates to an operating unit (10) comprising a receiver interface (23) which is designed to capture data (22) from the control device (9) by means of a wireless transmission path (19), in addition to a system (18) consisting of a control device (9) and an operating unit (10) and a piece of furniture (1) equipped with said system (13).
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
64.
CONTROL UNIT OF AN ELECTROMOTIVE FURNITURE DRIVE, ELECTROMOTIVE FURNITURE DRIVE AND A CORRESPONDING PIECE OF FURNITURE
The invention relates to an operating unit (10) of an electromotive furniture drive (100) comprising a supply device (9) and at least one adjusting drive (7, 8) comprising a housing, operating elements for operating the at least one adjusting drive (7, 8) of the electromotive furniture drive (100) which is to be associated therewith, and an operating line (18). Said operating elements comprise switch contacts which are designed to directly switch a motor flow of the at least one adjusting drive which is to be associated therewith. Said operating unit (10) comprises a release switch device having a release switch element which is designed to switch an operating state of the operating unit (10) from an 'off' operating position, in which the above-mentioned operating elements are not in operation when actuated, into an 'on' position in which the above-mentioned operating elements operate the at least one adjusting drive (7, 8) which are associated therewith when activated. The invention also relates to a furniture drive (100) and to a piece of furniture-
H02P 7/00 - Arrangements for regulating or controlling the speed or torque of electric DC motors
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
H02P 7/08 - Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by manual control without auxiliary power
65.
GEAR MOTOR, IN PARTICULAR FOR ADJUSTMENT PURPOSES IN FURNITURE
Disclosed is a gear motor, in particular for adjusting furniture parts, comprising a drive spindle, fastening means, a worm gear with bearings, and individual motor parts such as a rotor (3) with a motor worm shaft (19) as well as motor magnets (14) which are arranged in a steel ring. In order to simplify assembly of said gear motor, all motor parts and gear parts are mounted in a common housing that has two housing shells (1, 2) and are held in their functional position by connecting the two bearing shells (1, 2).
H02K 23/04 - DC commutator motors or generators having mechanical commutatorUniversal AC/DC commutator motors characterised by arrangement for exciting having permanent magnet excitation
H02K 5/04 - Casings or enclosures characterised by the shape, form or construction thereof
H02K 11/00 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
H02K 1/18 - Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
66.
ARRANGEMENT WITH AN ELECTROMOTIVE FURNITURE DRIVE AND A DATA DEVICE; METHOD FOR ESTABLISHING A COMMUNICATION CONNECTION BETWEEN THE ELECTROMOTIVE FURNITURE DRIVE AND THE DATA DEVICE; AND A CORRESPONDING FURNITURE DRIVE
The invention relates to an arrangement (1) comprising an electromotive furniture drive (2) with a control device (5), a power supply device (8), and at least one operating device (10); a piece of furniture (3) into which the electromotive furniture drive (2) is installed; and a data device (21), said electromotive furniture drive (2) and the data device (21) being in communicative connection with each other. The communication connection between the electromotive furniture drive (2) and the data device (21) has a first transmission path (24), which is provided for transmitting an identification code of the electromotive furniture drive (2), and a second transmission path (25), which is provided for transmitting control data and/or operating data of the electromotive furniture drive (2). The invention also relates to a method for establishing a communication connection between an electromotive furniture drive (2) and the data device (21).
The invention relates to an electric linear drive, in particular for adjusting movably mounted parts of furniture used for sitting or lying down, comprising a drive motor, a threaded spindle (5), a speed reduction gear arranged between the drive motor and threaded spindle (5), a spindle nut (6) which is placed on the threaded spindle (5) and can be selectively locked in the direction of rotation and, depending on the direction of rotation of the threaded spindle (5), moved in the axial direction of the threaded spindle (5). The linear drive further comprises a lifting element (7) for adjusting the movable furniture parts, said lifting element (7) being driven by the axial movement of the spindle nut (6). The aim of the invention is to simplify the design of the linear drive, make the linear drive easy to assemble and operate, and ensure robust mounting of the driving parts. Said aim is achieved by the fact that the drive wheel (4) of the speed reduction gear is fixedly connected to the threaded spindle (5), the lifting element (7) is guided in the axial direction of the threaded spindle (5) so as to be rotationally locked with respect to the longitudinal axis of the lifting element, and the spindle nut (6) can be coupled in such a manner to the lifting element (7) driven in a rotationally locked manner that the spindle nut can be selectively connected to the lifting element in a rotationally locked manner or removed therefrom.
The invention relates to an electromotive linear drive, in particular for adjusting movably mounted parts of lounging and seating furniture, having a drive motor, a threaded spindle (3), a speed-reducing gear unit (2) arranged between the drive motor and the threaded spindle (3), and a spindle nut (9) located on the threaded spindle (3), said spindle nut being optionally lockable in the direction of rotation and movable in the axial direction of the threaded spindle (3) depending on the direction of rotation of the threaded spindle (3), and a lifting element (5), which can be driven by the axial movement of the spindle nut (9) to adjust the movable furniture parts. Such a linear drive should have a simple design, be easy to assemble and operate, and guarantee a robust mounting arrangement for the drive parts. This is achieved in that the drive wheel of the speed-reducing gear unit (2) is firmly connected to the threaded spindle (3), that a coupling element (14) which is supported on the gear unit housing (1) and interacts with the spindle nut (9) is provided, that the spindle nut (9) is provided at its circumferential region with at least two stop faces (16) which point in opposing circumferential directions, that the coupling element (14) can be moved towards and away from the circumferential region of the spindle nut (9), wherein in the coupled state, it interacts with the stop faces (16) of the spindle nut (9), and that the coupling element (14) is designed as a strip and extends along the entire stroke length of the spindle nut.
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
69.
ELECTROMOTIVE FURNITURE DRIVE AND METHOD FOR CONTROLLING AN ELECTROMOTIVE FURNITURE DRIVE
The invention relates to an electromotive furniture drive (1) having a control device (2), a power-supply arrangement (8), a hand-held control (10), which is connected to the control device (2) via a bidirectional transmission path (22), and having a connection configuration (3) for at least one electrical motor client, wherein said hand-held control (10) has at least one display arrangement (17) for displaying stored images (28.1 ... 28.n) for operation. The electromotive furniture drive (1) is characterized in that the hand-held control (10) has a detection means (33) designed to detect the connection configuration (3). The invention further relates to a method for controlling an electromotive furniture drive (1) using a hand-held control (10).
G08C 17/02 - Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
G08C 23/04 - Non-electric signal transmission systems, e.g. optical systems using light waves, e.g. infrared
A47C 31/00 - Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
The invention relates to a switch for controlling a control circuit or an operating current of electric-motors in linear gear drives or the like, the switch comprising: a switch casing, having at least an upper part comprising keys (8, 10; 30, 32; 50; 60; 86), and a lower part for forming a receiving space; a circuit board (16, 48) incorporated in the receiving space with micro-switches (18) comprising a switch casing and a spring-biased push-rod (20) therein; wherein, when the keys (8, 10; 30, 32; 50; 60; 86) are actuated by a user, the push rod (20) actuates the micro-switch (18) to control a control circuit or operating current, and wherein the switch contains at least one locking element, which can be transferred between a locking position, which locks the keys (8, 10; 30, 32; 50; 60; 86), and a release position, which releases the keys (8, 10; 30, 32; 50; 60; 86). To prevent damage to the switch from pressure forces during actuation, it is proposed that the locking device is formed in such a way that the pressure applied to the key (8, 10; 30, 32; 50; 60; 86) is transferred onto the switch casing and/or the circuit board plate (16, 48) over as wide an area as possible.
H01H 3/20 - Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch wherein an auxiliary movement thereof, or of an attachment thereto, is necessary before the main movement is possible or effective, e.g. for unlatching, for coupling
The invention relates to an electromotive drive (1) for furniture, which comprises a power supply device (5), a manual control (7), and a control device (17), and which is to be simplified and improved with regard to its switching functionality. According to the invention, the power supply device (5) has an isolator unit (30) that can be controlled by means of a control line (32), the electrical control signal of said control line (32) being able to be modified by a switching contact of the manual control (7) such that, when the manual control (7) has not been actuated, the power supply device (5) can be switched into the "isolated" operating state, said isolator unit (30) being connected to a signal feedback arrangement of a control circuit of the power supply device (5) and being integrated in a path of said signal feedback arrangement, or said isolator unit (30) being set in, or placed on, an input path or an output path of the control device (17).
H02H 3/12 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to underload or no-load
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
H02P 29/00 - Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
The invention relates to an electric-motor furniture drive (1), in particular for sitting and lying furniture, comprising an electric motor, the rotational direction of which can be reversed, a motor controller (6), a manual control (7), a battery unit (8), and a mains power supply device (9), wherein a speed-reducing transmission is connected downstream of the electric motor and a further transmission is connected downstream of each speed-reducing transmission and the battery unit (8) has at least one battery. The aim of the invention is to improve said electric-motor furniture drive in such a way that the furniture drive can be installed simply, economically, and easily, in particular in tight installation spaces. In order to achieve said aim, the coupling device (10) has a charging device (22) for charging the at least one battery of the battery unit (8), and the coupling device (10) also comprises a reference device (23), which is connected to a charging device (22). The furniture drive is especially suited for slatted bed frames and armchairs.
The invention relates to an electromotive linear drive (10) with a housing (11) that is equipped with a drive unit, the output member of which is designed as a linearly movable spindle nut that is operatively connected to a connecting part (14) for connecting to another component. According to the invention, the spindle nut is engaged with the connecting part (14) in the normal operating state by a first coupling part (17) and a second coupling part (18) that is engaged with said first coupling part, and the driving connection can be decoupled by a movement of at least one coupling part (18) in the longitudinal direction of the spindle. Said movable second coupling part (18) is preferably designed as a sliding sleeve which is provided with an internal profiled section that is engaged with the profiled section of the first coupling part (17) and with the profiled section of the connecting part (14) in the normal operating state.
The invention relates to an electromotive furniture drive (1) comprising an energy supply device (5), a manual operation unit (7) and a mains isolation device (9), which can be switched from a deactivated state into an activated state and back, for adjusting movable furniture components relative to one another, wherein the electromotive furniture drive (1) comprises at least one reversible electric motor, wherein a speed-reducing gear mechanism is connected downstream of each electric motor, and wherein a further gear mechanism is connected downstream of each speed-reducing gear mechanism, and wherein the energy supply device (5) has a mains connection which is designed so as to be connectable to the mains by means of the mains isolation device (9), wherein the energy supply device (5) transforms the mains-side input voltage into at least one output-side low voltage, and comprises an isolation transformer or a transmission unit for the electrical isolation between the on-grid input side and the low voltage-delivering output side for operating the electromotive furniture drive (1), wherein the mains isolation device (9) comprises an auxiliary supply device (21), at least one mains disconnect switch (20), which opens in the deactivated state and is closed in the activated state, and a chargeable auxiliary power accumulator (27), wherein the auxiliary power accumulator (27) is decoupled from the energy supply device (5), connected to the auxiliary supply device (21) and can be charged by the auxiliary supply device (21).
The invention relates to an electric-motor furniture drive (1), comprising a power supply device (5) and a manual control (7) for moving movable furniture components relative to each other, the electric-motor furniture drive (1) having at least one electric motor, the direction of rotation of which can be reversed, a speed-reducing transmission being connected downstream of each electric motor and an additional transmission being connected downstream of each speed-reducing transmission, and the power supply device (5) having a mains connection, which can be connected to the mains, the power supply device (5) transforming the mains-side input voltage into at least one output-side low voltage and having an isolation transformer or a transmitting unit for galvanic isolation between the mains-connected input side and the output side that provides low voltage for operating the electric-motor furniture drive (1). The power supply device (5) is designed in the manner of a switched-mode power supply and has an intermediate circuit, a control device for controlling the switched-mode power supply, and a secondary unit, and the power supply device (5) has an operating state during the regular operation of the electric-motor furniture drive (1) and an idle state when the electric-motor furniture drive (1) is not actuated. The furniture drive according to the invention is characterized in that the power supply device (5) provides an output-side operating voltage at the output thereof in the operating state thereof and provides an output-side idle voltage at the output thereof instead of the operating voltage in the idle state thereof.
H02P 29/00 - Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
H02H 3/12 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to underload or no-load
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
76.
FURNITURE HAVING AN ELECTROMOTIVE ADJUSTMENT MEANS
The invention relates to an electromotive adjustment means designed for adjusting furniture parts and has a safety means in the form of a pinch guard. According to the invention, the safety means has a light transmitter and a light receiver with a downstream signal converter, such that the change in the light deflection is evaluated by a control electronics unit when a furniture component is deformed.
A47C 20/04 - Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
A47C 20/08 - Head-, foot- or like rests for beds, sofas or the like with means for adjusting two or more rests simultaneously
H03K 17/94 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the way in which the control signals are generated
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