Summary of the invention
It is an object of the present invention to provide one can parallel control at least two electric furniture driver (that is, driving group)The furniture device improved.
This purpose realizes by having the furniture device of following feature.This furniture device includes that at least two pieces has oneThe furniture of corresponding electric furniture driver, described electric furniture driver is at least every in two pieces furniture described in adjustingAt least one movable part of a piece of furniture, wherein, each electric furniture driver includes: a) at least one regulation drivesDevice, at least one regulation driver described has at least one corresponding motor, is connected to the rotating speed reduction of described motorIt is drivingly coupled that gear mechanism, output element and described rotating speed reduce gear mechanism, and can linear displacement and/or rotation shiftingDynamic, and b) at least one controls device, c) described furniture device includes that operating unit, described operating unit are used for drivingAll motor of the described regulation driver of described electric furniture driver, d) the described control of described electric furniture driverDevice is configured with for detecting at least one regulation driver being associated；The detection device driving particular value and for instituteState the running voltage of the motor of at least one regulation driver being associated variable setting at least one finally control dressPutting, at least one with one electric furniture driver of parallel control regulates driver with another electric furniture driver at leastOne regulation driver, f) described control device is set to utilize at least one transmission link, enters with described operating unitRow is communicated and communicates each other or communicated each other by described operating unit.
The present invention a further object is the concurrency control method providing a kind of improvement.
This purpose is realized by the method with following feature.The method comprises the following steps: S1) detect and want parallel controlRegulation driver operation motor current adjustment position；S2) between described control device, carry out wanting parallel controlThe communication of current physical location of operation motor of regulation driver, and relatively described current physical location；AndS3) by the advanced motor identified of the described regulation driver wanting parallel control is slowed down or to the electricity delayedMotivation is accelerated to higher rate, and the operation motor of the described regulation driver parallel control is carried out parallel control.
Multiple control devices of electric furniture driver are configured with is correlated with at least one of parallel control for detectionThe detection device driving particular value of the motor of the regulation driver of connection, described driving particular value for example, motor current,Electric motor operation voltage, velocity of motor, and can be in communication with each other and can be with operating unit communication, or by described operationUnit and communicate each other.This provides a simple solution, and wherein, identical driving group can be at furniture deviceIn be connected to parallel control.
Therefore, include that at least two pieces has the family of a corresponding electric furniture driver according to the furniture device of the present inventionTool, described electric furniture driver at least at least one in the every a piece of furniture in two pieces furniture described in adjust may movePortion, wherein, each electric furniture driver includes: a) at least one regulation driver, at least one regulation driver describedHave at least one corresponding motor, be connected to described motor rotating speed reduce gear mechanism, described rotating speed reduce gearMechanism guarantee output element by drivingly coupled and can linear displacement and/or in rotary moving, and b) at least one controls dressPutting, c) described furniture device includes operating unit, and described operating unit is for driving the institute of described electric furniture driverState all motor of regulation driver.The described control device of described electric furniture driver is configured with for detection at leastThe driving particular value of the individual regulation driver being associated (such as, the motor current of motor, electric motor operation voltage, electronicMachine speed rate etc.) detection device and the running voltage of motor at least one regulation driver being associated describedAt least one of variable setting finally controls device, drives with at least one regulation of one electric furniture driver of parallel controlAt least one regulation driver of device and another electric furniture driver.Described control device is set to utilize at least one to transmitLink, communicates with described operating unit and communicates each other or by described operating unit each otherCommunicate.
This allows the control signal being derived from multiple hand switch to be connected with each part furniture or the simple of each driving group.
If at least one transmission link is arranged in a bi-directional way, then this is favourable.Each driving group includes and oneOperating unit or with multiple operating units and with multiple driving groups or the bi-directional transmission link of electric furniture driver.
In one embodiment, according to the driving particular value detected at least one control device be configured forCorresponding signal is transmitted by least one transmission link.This allows the communication of plain mode.
If each other control device and operating unit are set to receive controls what device sent by least oneCorresponding signal, this is more favourable.
Providing in another embodiment, at least one controls device and includes at least one regulation driver extremelyThe program of the variable setting of the running voltage of a few motor, thus being simply provided of the speed to motor can be realized.
Additionally providing, the variable of running voltage for the motor of at least one regulation driver being associated described setsPut final control device be configured with pulse width modulation (PWM) control unit and/or be connected with motor in series at least oneThe electrically coupled in series resistor allowed hand over.
Favourable, at least one the control device at a motor driver passes through transmission link and another motorized motionsWhen at least one control device of device is connected, controlling device can communicate each other.
Transmission link can wireless and/or wired mode setting.This will allow the use of even not same driving group.
Each driving group or each electric furniture driver include control program.All control programs pass through transmitted in both directions chainRoad is arranged to communicate each other.Therefore, the exchange of multiple " driving group " regulation parameters (path, angle, electric current, voltage) canCarry out the most among each other.Can directly and/or be operated with manual switches between the control unit as common communication centerCommunicate.
A kind of at least two electric furniture for parallel control furniture device as above according to the present invention drivesThe method of device includes following methods step: the current tune of the operation motor of the regulation driver of parallel control is wanted in (S1) detectionWhole position；(S2) between described control device, carry out wanting the described of operation motor of the regulation driver of parallel control to work asThe communication of front physical location, and relatively described current physical location；And (S3) is by driving described regulation to be controlledThe advanced motor identified of dynamic device carries out slowing down or being accelerated the motor delayed to higher rate, to wanting parallelThe operation motor of the described regulation driver controlled carries out parallel control.
In one embodiment, in second method step (S2), physical location is compared with predetermined valueRelatively, such as the value in table.Value in table is favourable, this is because they can be predefined by simple mode.
Provide in another embodiment, in third method step (S3), by the intensity of predetermined value, exampleThe intensity of the value as being stored in table, slows down to advanced motor, or is accelerated the motor delayed accordingly.CauseIt is prepared in advance for the value in table, so will there is no need to be calculated or determined by such as algorithm, thus saves the time.
In another embodiment, in second method step (S2), between multiple control devices and operating unit orPerson one controls to communicate between device and operating unit, therefore, adds range.
Detailed description of the invention
Fig. 1 shows the embodiment of the furniture 1 according to the present invention.
Fig. 2 and Fig. 2 a shows the perspective schematic view of operating unit 10,10 '.
It is shown as bed, including at least one for accommodating article, upholstery, mattress M under this furniture 1 present caseAnd/or the support component 3 of people.Such as, this support component 3 is arranged to lath base portion, smooth stayed surface etc., and is attached atIn base components 2, base components 2 is to have the framework of foot in this example, for furniture 1 is attached to installation site(such as, ground).
Support component 3 include back-rest 4 and leg 5, back-rest 4 and leg 5 relative to support component 3 and/or anotherSupport element or arrange with removable mounting means relative to base components 2.In this example, this is movably arranged through instituteThe motion accessory 6 of meaning realizes.This motion is arranged to displaceable and/or pivotable.
This furniture 1 also includes that electric furniture drives 100, and in this example, electric furniture drives 100 to include two regulationsDriver 7,8, control device 9 and operating unit 10.This operating unit 10 is the most wirelessly arranged.
The removable back-rest 4 installed and leg 5 are respectively coupled to regulate driver 7,8.Therefore, back-rest 4 is attached toRegulation driver 7.Regulation driver 8 is used for moving or adjust leg 5.
Linear Driving 7,8 is arranged to Linear Driving.Linear Driving includes one or more motor, the most each electronicMachine is provided with the rotating speed reduction gear mechanism with at least one gear steps in downstream.This rotating speed reduce gear mechanism can underTrip is provided with another gear of such as form with thread spindle mechanism, and it produces the line of output element 19 from the rotary motion of motorProperty motion.Last teeth parts or other teeth parts any of being connected to motor form output element.Corresponding regulationThe output element of driver be connected with corresponding furniture parts (back-rest 4, leg 5) or as an alternative be connected to basic frameworkThe parts of 2 are connected so that each regulation driver 7,8 motor operate during displaceable furniture parts 4,5 relative thatThis or comparative basis framework 2 adjust.
As shown in Figure 4, regulation driver 7,8 is connected to control device 9 by the corresponding line 100a of driving.Such as, describedDrive line 100a can be arranged to plug-in type cable to connect.Controlling device 9 and include power supply unit (not shown), it is such as from transmission of electricityNet is regulation driver 7,8 power supply.For this purpose, controlling device 9 can be connected to by having the feed cable of attaching plugPower supply wiring.Feed cable is shown without, but can be readily imaginable that.Attaching plug passes through feed cable by input sideSupply voltage is supplied to control the power supply unit of device 9, and power supply unit provides the low-voltage with DC voltage form in primary sideAnd by the transmission of this voltage to having the motor control unit (the most not shown) controlling switch.
As an alternative, this control device 9 is provided with in upstream and has power supply input (not being shown more particularly in) and in the second sideHaving the power supply relying on power supply of low-voltage output, it provides the low-voltage with DC voltage form by line 9d.
This furniture 1 is associated with operating unit 10,10 ' further, control element 12, the 13 (figure of operating unit 10,10 '2) driver 7,8 is controlled to adjust by control device 9.
According to Fig. 2, operating unit 10 is provided with the sender device for being wirelessly transferred or transmitter/receiver device.NothingLine transmission can be transmission link 23, the 23 ' (ginseng utilizing wireless radio transmission, optical transport (the most infrared) and/or ultrasonic transmissionSee Fig. 4, Fig. 4 a and Fig. 4 b), wherein control device 9 and be provided with corresponding transmission unit 9a, 9 ' a (for example, with reference to Fig. 4).
In another embodiment, as shown in Figure 2 a, operating unit 10 ' is arranged to the operation line with wired forms18.Such as, operation line 18 can be connected by insertion and be connected to control device 9.This illustrates the most in exemplary fashion.
Operating unit 10,10 ' is provided with operating element 12,13, is used for operating corresponding regulation driver 7,8.Operating element12,13 are arranged to such as button.Operating element 12 is for the most mobile correspondingly moveable furniture departmentPart, and operating element 13 is used for reducing correspondingly displaceable furniture parts.Fig. 2 and Fig. 2 a shows and drives for 6 regulationsThe operating unit 10,10 ' of dynamic device.
Operating unit 10,10 ' is additionally provided with indicator component 14, such as light emitting diode.Indicator component 14 is used as showingShow that function, feedback, mistake show.
The extra operating element 15 can also being made up of multiple operating elements and/or combination operation element, is used as instituteThe memory function of the regulation driver 7,8 of meaning.
Additionally, extra function such as desk lamp and/or heating can be controlled by other extra operating element 16,17.
Extra operating element 15,16,17 could be arranged to button and/or switch.
When operating element 12,13 activated, control signal transmission is to controlling device 9 for by transmission link 23,23 'Trigger corresponding regulation driver 7,8 by wireless or cable.Control the electricity that device 9 includes having for regulating driving 7,8The control switch of the switch element of motivation, the control signal of transmission link is converted to for switching corresponding tune by this control switchThe switching signal of joint driver 7,8.This switch element can be such as relay switch and/or semiconductor switch.Operating unitThe operating element 12,13 (its manually actuable) of 10 produces control signal, in this example this control signal controlled device 9Transmission unit 9a, 9 ' a be converted to the control electric current for switch element.In the example of cable operator unit 10 ', operation unitPart 12,13 switching relay switch or the control electric current of semiconductor switch.In the two example, relay switch or quasiconductorThe corresponding high motor current regulating driver 7,8 of on and off switch switching of switch.The most such embodiment is also canWith, wherein, motor current is directly through the contact of the operating element 12,13 of operating unit 10.
Regulation driver 7,8 is set to brushed DC motor or includes such motor.
The counter electromotive force of the corresponding motor of regulation driver 7,8 is detected for the institute of multiple regulation driver 7,8The memorizer of meaning controls and/or Synchronization Control, and wherein the assessment of the so-called ripple of counter electromotive force is performed.About this pointMethod is also described in more detail in document DE 10 2,009 059 267 A1, with reference to this document the most on the whole.
In order to realize detecting the purpose of the counter electromotive force of motor M1, during operation motor M1, due to electronicDynamo-electric stream flows through resistance R1, then measure the pressure drop of this resistance when this resistance is in connection in order to detect the most electronic of motor M1Gesture, measures voltage, flows through resistor at motor M1 run duration due to motor current, this voltage in the junction of resistorResistor R1 declines.
The Synchronization Control of regulation driver includes having at least the two of the electric furniture driver 100 of common control apparatus 9Individual regulation driver.Such as, two regulation drivers enable simultaneously and are shifted, and carry out for utilizing two regulation driversThe altitude mixture control of desktop.Synchronization Control is used for realizing such purpose, and i.e. two regulation drivers have identical regulations speed,Make desktop that inclined position will not occur.If the motor of one of them regulation driver regulates driver relative to anotherMotor because of higher load, there is relatively low speed, reduced very fast by the suitable measure of common control apparatus 9The speed of motor.In the method, the speed of very fast motor is reduced by PWM (pulsewidth modulation).
Relative synchronization controls, and will explain parallel control in conjunction with Fig. 3.
Fig. 3 shows the perspective schematic view of a kind of exemplary furniture device 200, and this furniture device 200 includes two piecesPosition is adjacent one another are and is each set to the furniture 1,1 ' of the bed according to Fig. 1.
Furniture device 200 includes at least two pieces furniture 1,1 '.Furniture 1,1 ' is uniformly set.They may be alternatively provided as doubleBed.In Fig. 3, the furniture 1 in left side includes that having two regulation drivers 7,8 and controls the electric furniture driver of device 9100.Being similar to, the furniture 1 ' on right side is provided with the electric furnitures of two regulation drivers 7 ', 8 ' with control device 9 ' and drivesDynamic device 100 '.Generally, two electric furniture drivers 100,100 ' are each equipped with operating unit 10.In this case, provide onlyOne operating unit 10, uses operable two the electric furniture drivers 100,100 ' of this operating unit 10.Need not anotherOperating unit.
For realizing this purpose, according to the parallel control that the invention provides at least two regulation driver 7,7 '.Regulation is drivenDynamic device 7,7 ' belongs to different electric furniture drivers 1,1.It means that a regulation of the first electric furniture driver 1 is drivenDynamic device 7 drives the control device 9 of 1 to be connected with this first electric furniture, and wherein, another of the second electric furniture driver 1 ' is adjustedJoint driver 7 ' is connected with the control device 9 ' of this second electric furniture driver 1 '.Fig. 4, Fig. 4 a and Fig. 4 b shows thisConfiguration, is explained in greater detail explanation below in conjunction with these accompanying drawings to this configuration.
In this example embodiment, it is provided that to the regulation driver 7,7 ' of a corresponding leg 5,5 ' of furniture 1,1 ' andThe parallel control of regulation driver 8,8 '.In other words, regulation driver 7,7 ' and regulation driver 8,8 ' can be respectively by oneIndividual operating unit 10 is activated simultaneously.In this, it is necessary that two back-rests 4,4 ' and leg 5,5 ' are each with phaseSame speed or the most close speed are conditioned.In the case of regulation driver 7 of advancing, governing speed (that is, this electricityThe speed of motivation) motor of the regulation driver 7 ' relatively low relative to speed and reduce.
Fig. 4 to Fig. 4 b show have radio operation unit 10 electric furniture driver 100,100 ' according to the present inventionThe schematic block diagram of embodiment arranged of parallel control.Fig. 5 to Fig. 5 a shows have the electronic of cable operator unit 10The schematic block diagram of the embodiment that the parallel control according to the present invention of furniture drive 100,100 ' is arranged.
One regulation driver 7 is by driving line 100a to be connected with first control device 9.Another regulation driver 7 ' is passed throughLine 100 ' a is driven to be connected with second control device 9 '.
Fig. 4 shows the first embodiment, in this first embodiment, and operating unit 10 and two control devices9,9 ' communication.First wireless transmission link 23 is arranged between the transmission unit 9a of operating unit 10 and first control device 9.TheTwo wireless transmission links 23 ' are arranged between the transmission unit 9 ' a of operating unit 10 and second control device 9 '.
Wireless transmission link 23,23 ' is bi-directional transmission link, and wherein, transmission unit 9a and 9 ' a is used for sending data and connecingReceive data.
By starting operating unit 10, control signal by two transmission links 23,23 ' be simultaneously sent to control device 9,9 ', regulation driving 7,7 ' is enabled and disables simultaneously.
Fig. 4 a shows the second embodiment, in this second embodiment, and only one of which bi-directional transmission link 23It is arranged between the transmission unit 9a of operating unit 10 and first control device 9.With the connection of second control device 9 ', it is by settingPut the double-direction radio transmission between the transmission unit 9b and the transmission unit 9 ' b of second control device 9 ' of first control device 9Link 22 provides.
When operating unit 10 is activated, first, control signal sends the biography to first control device 9 by transmission link 23Defeated unit 9a, then, is given this signal retransmission the regulation driver 7 connected, and is relayed to the second control by transmission unit 9bDevice 9 ', with regard to this, controls the second regulation driver 7 ' simultaneously.
In the embodiment according to Fig. 4 b, being arranged on the transmission link 21 controlled between device 9 and control device 9 ' isArrange in a wired fashion.Only first control device 9 includes the wireless transmission unit for communicating with operating unit 109a。
Fig. 5 shows two electronic families with the respective regulation driver 7,7 ' of 9,9 ' and one, respective control deviceThe parallel control of tool driver 100,100 ' is arranged.Regulation driver 7,7 ' respectively by corresponding one drive line 100a,100 ' a connect (the most shown in Fig. 4 to Fig. 4 b) to controlling one of device 9,9 '.This connection can also be arranged rigidlyFor socket connection, the most it is not shown more particularly in.
Operating unit 10 ' is connected to dispenser unit 20 by its operation line 18.This dispenser unit 20 is by the first controlLine 19 processed is connected to first control device 9, is connected to second control device 9 ' by the second control line 19 '.All connecting lines 18,19,19 ' mode of socket connection or the mode of permanent line dispenser unit 20 can be connected to.
The function of dispenser unit 20 is, each single conductor of operation line 18 and the conductor of the first control line 19 connectWhile, it is connected with the conductor of the second control line 19 '.This allows the parallel control to regulation driver 7,7 ' so that, they canIt is activated by operating unit 10 ' simultaneously and is deactivated.
First control line 19 forms the first transmission link 23, and wherein, the second control line 19 ' forms the second transmission link 23 '.In this case, operation line 18 is another common transfer link 23a.
In the embodiment according to Fig. 5 a, wired transmission links 21 is arranged on control device 9 and controls between device 9 ',Wherein, operating unit 10 ' is connected to first control device 9 by its operation line 18.In this case, operation line 18 forms transmissionLink 23.
Can be bi-directional transmission link with wired transmission links 23a, 23,23 ' that electric wire 18,19,19 ' form occurs.
The line 18,19,19 ' in two kinds of embodiments according to Fig. 5 and Fig. 5 a can be as control line, it is possible to as conduction electricityThe power line of motivation electric current.
Each control device 9,9 ' is configured with such as microprocessor or pico computer, and includes control program.All of controlProcessing procedure sequence is provided for communicating with one another by being arranged on the bi-directional transmission link 21,22 controlled between device 9 and control device 9 '.The friendship of the regulation parameter (regulation path, regulation angle, motor current, motor voltage) of electric furniture driver 100,100 'Change and can carry out to each other, and quantity is not restricted to two shown in embodiment furniture drive 100,100 '.
This exchange of the regulation parameter of electric furniture driver 100,100 ' also can be by as public communication centerOperating unit 10,10 ' is carried out.Operating unit 10,10 ' is provided with respective intelligent control unit, i.e. microprocessor or micro-calculatingMachine.
All control devices 9,9 ' and all control programs due to each single electric furniture driver 100,100 'Setting can be identical, therefore can carry out easy configuration.In furniture device 200, another furniture 1,1 ' can be in officeWhen time is added.
If two regulation drivers 7,7 ' are opened simultaneously, controlling device 9 and controlling to be driven spy between device 9 'The communication of definite value, described driving particular value for example, velocity of motor, motor current, motor voltage.These drivings are specificValue is detected by the detection device of respective control control 9,9 '.Control program can detect regulation driver 7,7 ' eachMotor advanced connected.Then, control device 9, the 9 ' automatic retarding that advanced motor will be associated by it.
By PWM control, the reduction of each electric motor operation voltage, or two base site controller (of short duration disable), three-position controller(have and add thermal resistance or other voltage or the intergrade of electric current limiter), the n base site controller more than 3, can carry out electronicThe deceleration of machine.
The detection driving particular value is realized by measurement motor current by detecting device, wherein, measures electronic electromechanicsFlow and obtained by the pressure drop of the resistor in motor line.Velocity of motor can be obtained by increment type rotating pulse generator,Or obtained by the ripple count of the counter electromotive force to each motor.
Adjust position by potentiometer (rotating potentiometer, linear potentiometer) and with other electric furniture driver100, the communication of 100 ' determines.
Furniture device 200 according to Fig. 3, is arranged by simple or assembled generation.Operating unit 10 is allocatedProcess, wherein, have so-called pairing to occur.In this place during reason, each operating element 12,13 (Fig. 2) distributes to respective familyTool 1,1 ' or respective electric furniture driver 100,100 '.
Each electric furniture driver 100,100 ' has single address.
Address is determined by random generator, wherein, has about 24,000,000 probability.
This address is preferably the serial number of each electric furniture driver 100,100 '.
Automatically the distribution of address can occur in installation process.
Automatically the distribution of address may also occur in when opening for the first time.
Operating unit 10,10 ' arranges pairing.
Find for existing electric furniture driver 100,100 '.It is to all of electronic family found afterwardsTool driver 100,100 ' carries out synchronizing (see radio telephone and sign in base station).
By the key combination of operating unit 10,10 ', carry out each electric furniture driver 100,100 ' to operating listThe distribution of the upper button task of unit 10,10 '.
Fig. 6 shows at least two electric furniture driver for parallel control furniture device 200 according to the present invention100, the schematic flow sheet of the method for 100 '.
In first method step S1, the current tune of the operation motor of the regulation driver 7,7 ' of detection parallel controlWhole position.
Afterwards, in second method step S2, the communication of the physical location being controlled between device 9,9 ', wherein, willPhysical location is compared to each other.
If it is determined that distinct, i.e. identify advanced driver, then in third method step S3, by relevantThe motor of described drive of lead device is slowed down by the device 9,9 ' that controls of connection, or, the speed of another motor is acceleratedTo higher speed.
In alternative embodiment, in second method step S2, by physical location and predetermined value, such asValue in table compares.
Afterwards, in third method step S3, by the intensity of predetermined value, such as, store value in the table, rightAdvanced motor slows down, or is accelerated the motor delayed accordingly.
The present invention is not restricted to above-mentioned described embodiment.All can be right in scope defined in the appended claimsThe present invention modifies.
It is possible that such as, in the case of operating unit 10,10 ' has multiple operating element 12,13, additionalAn operating element in operating element 15,16,17 (seeing Fig. 2) be arranged to be used for only one electric furniture driver 100,The button of 100 ' or switch also are used for switching.
In alternative embodiment, operating unit 10,10 ' can use in the way of multiple operating elements 12,13To operate all electric furniture drivers 100,100 '.
In order to realize the deceleration to advanced motor, it is also possible to it of short duration is disabled.Obviously, it is also possible that incite somebody to actionResistors in series be temporarily switched to in the motor line of relevant motor in series.It is the most feasible so that, described series resistanceDevice is bridged by such as relay switch during operation, and wherein, this relay switch disconnects and is used for slowing down.
Regulation routing information can be by obtaining the counting of the ripple of the counter electromotive force of the motor being associated.
It is also possible that use Hall element, potentiometer, raster generator.Obviously, it is also possible that spacingSwitching and be arranged on ad-hoc location along regulation path, this limit switch produces routing information or can be used for correction regulation path values.
As with the first-described, the control device 9,9 ' of electric furniture driver 100,100 ' includes for detecting driving particular valueDetection device, drive particular value such as, the motor of the motor of the regulation driver 7,7 ', 8,8 ' that at least one is associatedElectric current, electric motor operation voltage, velocity of motor etc., or, the control device 9,9 ' of electric furniture driver 100,100 ' is evenIt is connected to such detection device.Alternative drive particular value be regulation driver 7,7 ', 8,8 ' can the output of linear displacementThe regulation path of element or the regulation angle rotating or pivoting output element of another regulation driver, do not carried out more itDetailed description.
Further, a kind of alternative embodiment provides the operating unit 10 of multiple control furniture device 200.According toAnother alternative embodiment, at least one regulation driver 7,7 ', 8,8 ' can include controlling device 9,9 ', wherein, regulationDriver 7,7 ', 8,8 ' and control device 9,9 ' have shared shell.
Reference numerals list
1,1 ' furniture
2,2 ' base components
3,3 ' support components
4,4 ' back-rests
5,5 ' legs
6,6 movable accessories
7,7′；8,8 ' regulation drivers
9,9 ' control device
9a,9′a；9b, 9 ' b receptors
10,10 ' operating units
11 shells
12,13 operating elements
14 indicator components
15,16,17 additional operating elements
18 operation lines
19,19 ' control lines
20 dispenser units
21,22 transmission links
23,23 ' transmission links
100,100 ' electric furniture drivers
100a, 100 ' a drive line
200 furniture devices
M, M ' mattress
S1 ... S3 method step