WO2017108157A1 - Système de siège pour un véhicule et procédé de commande d'un système de siège - Google Patents

Système de siège pour un véhicule et procédé de commande d'un système de siège Download PDF

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Publication number
WO2017108157A1
WO2017108157A1 PCT/EP2016/002029 EP2016002029W WO2017108157A1 WO 2017108157 A1 WO2017108157 A1 WO 2017108157A1 EP 2016002029 W EP2016002029 W EP 2016002029W WO 2017108157 A1 WO2017108157 A1 WO 2017108157A1
Authority
WO
WIPO (PCT)
Prior art keywords
seat
starting position
program
backrest part
adjustment
Prior art date
Application number
PCT/EP2016/002029
Other languages
German (de)
English (en)
Inventor
Gerhard Hauser
Eva Martin
Gudrun Schönherr
Original Assignee
Daimler Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Daimler Ag filed Critical Daimler Ag
Publication of WO2017108157A1 publication Critical patent/WO2017108157A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/0224—Non-manual adjustments, e.g. with electrical operation
    • B60N2/0244—Non-manual adjustments, e.g. with electrical operation with logic circuits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/90—Details or parts not otherwise provided for
    • B60N2/976—Details or parts not otherwise provided for massaging systems

Definitions

  • the invention relates to a seat system for a vehicle, according to the preamble of patent claim 1 and a method for controlling a seat system for a vehicle, according to the preamble of patent claim 8.
  • Such a seat system can be installed in particular in a motor vehicle and there find use both as a driver or passenger seat as well as in the vehicle fund. However, it is also conceivable to use such a seat in any other vehicles and means of transport.
  • a seat system is already known from US Pat. No. 7,422,285 B2 and comprises, in addition to a vehicle seat, an electrical control and at least two driven actuators for seat adjustment.
  • a seat back and a seat bottom between two positions can be adjusted automatically, for this purpose, a slow motion is provided with a speed of less than 10 centimeters per second on average. The aim is to reduce the fatigue of a seat occupant.
  • Object of the present invention is on the one hand to provide a seat system for a vehicle, which offers an improved and adapted to a respective expected operating time of the vehicle automated adjustability and on the other hand
  • a plurality of programs is provided, which differ at least by the respective period between two Verstellvor saun respectively an adjustable part of the seat, that the controller detects the time available for the execution of a program and that depending on this time, a program is selected and automatically preset.
  • the controller detects the time available for the execution of a program and that depending on this time, a program is selected and automatically preset.
  • automatically one is selected, which is adjusted in terms of its duration to the respective expected operating time of the vehicle or tuned to this.
  • Such an adaptation or individualization of the automatic adjustment of the seat system can for example be based on the information available to a navigation system of the vehicle.
  • the positive effects of an automatic adjustment of the seat system can thus advantageously be achieved in an optimal manner during the entire journey without, for example, irritating a respective seat occupant due to frequent adjustments.
  • the safety when driving the vehicle on the one hand by avoiding irritation or distraction of respective seat occupants and on the other hand by the positive biological and physiological effects and effects of an automatic adjustment of the seat system is increased.
  • a plurality of programs is provided, which differ at least by the respective period of time between two adjustment processes each of an adjustable part of the seat system.
  • the different programs thus provide breaks of different lengths between each two adjustment operations of a single adjustable part of the seat system.
  • Adjustable parts of the seat system include at least the cushion part and / or the backrest part.
  • Program available time adjusted program different options are available and thus an optimal choice can be made.
  • An adaptation or variation of the programs by different pause times provided between two adjustment processes is a very simple and For example, purely in software feasible way to provide adapted to different driving relationship or operating times of the vehicle customized programs for automatic adjustment of the seat. So it is not necessary additional component expenditure.
  • An automatic adjustment according to a fixed program means that the respective movements of the automatically adjustable parts of the seat system need not be controlled by a respective seat occupant, but corresponding movements are already set, for example, manufacturer-side in the form of a stored program.
  • the two programs can be coordinated and correspond with each other or it can be provided a common program for controlling the cushion part and the backrest part.
  • Programs can be optimized in terms of anatomical and physiological conditions as well as in terms of seating comfort and thus ideally adapted.
  • Storage device are stored.
  • the cushion part and the backrest part are independently automatically adjustable between the respective starting position and the respective reversing position. In other words, therefore, the cushion part at other times and / or in a different rhythm than the backrest part adjustable and vice versa.
  • either only the cushion part or only the backrest part or the cushion part and the backrest part can be in motion at the same time or both parts can rest at any one time.
  • Movements or movement pattern of the seat system is made possible.
  • An independent adjustability can be realized for example by separate, only the cushion or only the backrest part associated electrical actuators or motors and a correspondingly designed control unit.
  • the starting position of a part of the seat system is the position that has been manually set by a seat occupant or an operator for the respective part.
  • a reversing position is a position of maximum inclination in a direction opposite to the starting position reached in the course of the automatic adjustment, starting from the
  • the backrest part comprises a separately adjustable Lordoseteil.
  • the lordosis part is specially designed to support one
  • the backrest part as a whole is adjustable and
  • adjustable Lordoseteil can be, for example, by additional, provided only for this purpose actuators or motors and a correspondingly flexible or multi-part designed support structure within the
  • control device is adapted to leave the cushion part and the backrest part in their respective positions after an automatic adjustment of the cushion part or the backrest part for a period of at least one second.
  • each individual adjustment follows a period of time during which both the cushion part and the backrest part are not adjusted.
  • automatic adjustment operations can be implemented in a simple manner, for example, by the automatic adjustment of the cushion part and the automatic adjustment of the backrest part are controlled by a common control device.
  • This control device can then be set up, for example, to control only one adjustable part at any one time.
  • Starting position is less inclined than in the located on a passenger side facing away from the starting position reversing position.
  • an adjustment of the backrest part from the starting position in two different and opposite directions is provided, wherein the respective range of motion in these two directions, however, is different in size.
  • Inclination angle of the backrest part is that very small enclosed by the pad part and the backrest part passag ierfact angles are avoided, which leads to a total of one of each seat occupant as pleasant and comfortable perceived movement pattern of the seat.
  • By avoiding particularly small passenger-side angle between the cushion part and the backrest part is also ensured that the seat system is adjusted only in positions that do not affect safe driving of the vehicle.
  • the backrest part is tilted in its reversal positions a maximum of 2.5 ° relative to its initial position. In other words, therefore, an automatic adjustment of the backrest part takes place exclusively in a maximum of 5 ° comprehensive range, which always includes the starting position instead.
  • the advantage of such a limitation of the range of motion of the automatic adjustment of the backrest part is that a close range of the individual seat occupants individually adapted to their own needs
  • the cushion part is inclined in its reversal positions a maximum of 4 ° relative to its initial position.
  • an automatic adjustment of the pad part takes place exclusively in a maximum of 8 ° comprehensive range, which always includes the starting position instead.
  • Advantage of such a restriction of the range of motion of the automatic adjustment of the cushion part is that a close range of a respective seat occupant individually adapted to their own needs starting position of the backrest part is not left, so that the respective seat occupant is not impaired to lead the vehicle safely .
  • Such restriction of the range of movement of the automatic adjustment of the cushion part can be realized, for example, by actuators or motors restricted accordingly in their range of motion, which in the case of a manual adjustment respectively with the cushion part in the
  • Starting position are moved or tilted or by a correspondingly adapted or coordinated control program.
  • the at least one program depending on the for the implementation of the program for Available time is automatically preset.
  • the cushion part and the backrest part are automatically adjusted independently of one another between the respective starting position and the respective reversing position.
  • Fig. 1a is a schematic side view of a seat of a vehicle, with a cushion part and a backrest part, wherein respective
  • FIG. 1 b shows the vehicle seat from FIG. 1 a in the same schematic side view, with respective starting positions and corresponding departure positions of the cushion part and of the passenger compartment facing away from the passenger
  • Starting position is inclined in a direction away from the passenger
  • Fig. 2 is a schematic representation of a program-controlled
  • Fig. 3 is a schematic representation of a program-controlled
  • FIG. 4 is a schematic representation of another program-controlled coordinated movement pattern of the back and cushion parts
  • FIG. 5 shows a schematic representation of a further program-controlled coordinated movement pattern of the backrest and the cushion part, wherein different pause lengths between two respective adjustment processes are provided here for the backrest part and the cushion part.
  • 1a shows a schematic side view of a seat 10 with a cushion part 12, a backrest part 14, which comprises a lordosis part 16, and a headrest 18.
  • the cushion part 12 and the backrest part 14 are each individually independently adjustable between different positions or positions, which is indicated by respective auxiliary lines 20, 22 and 26, 28, respectively.
  • the seat 10 can be installed as a single seat or as part of a seat system with optionally further, not shown facilities in a vehicle or installed in a vehicle.
  • Both the cushion part 12 and the backrest part 14 each have one
  • Starting position or starting position wherein the starting position of the pad member 12 are indicated by the auxiliary line 20 and the starting position of the backrest part 14 by the auxiliary line 26.
  • the home positions of the pad member 12 and the backrest member 14 correspond to the position manually set by a seat occupant, respectively. This means that the respective starting positions do not correspond in each case to a single, permanently fixed position, but can definitely be regarded as variable, namely if, for example, a respective seat occupant makes a manual adjustment or another seat occupant makes a manual adjustment
  • both the cushion part 12 and the backrest part 14 each comprise two directions starting from the starting position.
  • the cushion member 12 starting from its initial position on the one hand up or up, that is in the direction of a passag ierfact of the pad portion 12 located portion 36 and on the other hand, deep or down, that is adjusted in the direction of a passenger-facing portion 38.
  • the backrest part 14 starting from its initial position on the one hand before or forward, ie in the direction of a passag ier pulp of the backrest portion 14 located area 32 and on the other hand back or to the rear, that is in
  • Adjustments or adjustment is tilting or tilting, wherein the respective part rotates about an axis, which in the area is arranged, in which the cushion part 12 and the backrest part 14 converge or meet.
  • the backrest part 14 also include a separately, that is individually and independently automatically adjustable lordosis 16, which
  • Sitting occupants in the lumbar region serves. Also not shown here, a separate automatic adjustability of the headrest 18 may be provided. In an automatic adjustment of the headrest 18 is in particular their only guaranteed in a correctly adjusted position of the headrest 18 in full
  • An automatic and program-controlled adjustment of a seat that is, a temporal variation of the seat position is also referred to as dynamic sitting.
  • Such dynamic sitting leads both to increased seating comfort, which has a positive effect on shorter trips as well as to particularly advantageous biological and physiological effects and effects, which have a positive effect, especially on longer trips.
  • the time available for executing the program is typically the time during which the vehicle is in operation between leaving a starting point and reaching a destination. This need not necessarily be a period of continuous operation of the engine, which can be repeatedly turned on and off, for example, by a start-stop system even during a single ride, without affecting the
  • Program for automatic adjustment of the seat should have 10. Also a
  • a program is preset on the basis of the described and / or other information, then it is advantageous if this is started automatically after a short period of time, for example three seconds.
  • a default setting of a program is always to be seen as a recommendation or suggestion, so that an operator is still offered the opportunity, if necessary, to select another program. From the large number of possible movement patterns or movements of individual parts or combinations of the movements of individual parts of the seat 10, a number can be selected in advance, ie in particular the manufacturer, a number that is particularly positive in terms of biological or
  • This selection can then be stored in the form of corresponding programs for the control device in a memory device associated with the control device.
  • a program may be provided which carries out a randomized, ie random sequence of movements of the individual parts of the seat 10.
  • Control device are connected.
  • an individual connection between the control device and the individual actuators or motors may be provided or the control device and the individual actuators
  • bus system for example a CAN bus system, which, with reduced line outlay, has an individual
  • the stored programs are particularly important for a method for controlling the seat 10 of essential importance. In the control of the seat 10
  • the range of motion of the automatic adjustment of the backrest part 14 with respect to the starting position asymmetric, that is to provide for the maximum automatic adjustment of the backrest part 14 forward a smaller value than for the maximum adjustment to the rear, each based on the starting position
  • a vehicle seat has several automatically adjustable parts. Even in the latter case, however, it may be provided that respective vehicle occupants, adapted to their own individual wishes, can make a selection of the automatically adjustable parts of the seat 10 for which an automatic adjustment is actually to be made. In this case, each individual adjustable part can be selected or deselected or, if appropriate, several automatically adjustable parts can be combined to form a group.
  • FIG. 2 diagrammatically shows a schematic representation of a program for adjusting the backrest portion 14 over a period of time.
  • the horizontal axis represents the time, while the vertical axis represents the position of the backrest part 14.
  • a point at the level of the horizontal axis represents a position of the backrest part 14 in the starting position
  • a point above the horizontal axis, that is in the area 34 represents an adjustment of the backrest part 14 from the starting position in a direction away from the passenger
  • a point below the horizontal axis, that is, in the region 32 represents a position of the backrest part 14 that is displaced with respect to the starting position in a passenger-side direction.
  • horizontal axis extending sections represent phases during which no automatic adjustment takes place.
  • the vertical curve during the respective adjustment operations is a simplification, since an adjustment process actually takes place over a certain finite period of time and does not occur instants.
  • an adjustment of the backrest part 14 between a plurality of different positions is represented by the staircase-like structure, wherein the points furthest from the horizontal time axis - which also represents the starting position - mark points in the areas 32 and 34 the respective reversal positions.
  • it is therefore provided to initially adjust the backrest part 14 starting from the starting position in the passenger-facing direction to an intermediate position, then to make an adjustment in the same direction to the reversing position after a certain rest period has elapsed, after a renewed lapse of a pause Backrest part 14 in one
  • the intermediate position is arranged approximately midway between the starting position and the reversing position, wherein, for example, in the intermediate position an inclination of 0.5 ° and in the reversing position can be provided an inclination of 1 ° relative to the starting position.
  • the backrest part 14 is moved to a location on the side facing away from the passenger side of the starting position intermediate position and from there again brought after a certain rest in the other reversing position. From there, the reverse sequence takes place, in which the backrest part 14 is brought from the reversal position via an intermediate position back to the starting position. This process is once again completely repeated, with the adjustment in the area 34 for the
  • FIG. 3 shows, in a schematic representation corresponding in principle to the representation from FIG. 2, a combined program for the backrest part 14 and the cushion part 12.
  • the cushion part 12 is moved via two intermediate positions from the starting position into the reversing position and back again into the back Adjusted starting position.
  • the range of motion of all individual adjustment steps is the same, so that the first intermediate position corresponds to one third and the second intermediate position two-thirds of the maximum adjustment reached in the reversing position. For example, for the first intermediate position, an adjustment of 0.8 °, for the second
  • each adjustment step is followed by a pause, during which the corresponding part is not automatically adjusted.
  • Lehnenteils 14 started according to a scheme that corresponds to the second half of the movement pattern shown in Fig. 2.
  • FIG. 4 shows in a representation corresponding to the representations from FIGS. 2 and 3
  • Adjustment of the cushion part 12 and the backrest part 14 is provided.
  • a movement pattern of the backrest part 14, as already shown in Fig. 2 started, wherein after a small break or with a small offset after the first adjustment of the backrest part 14, a program for automatic adjustment or an automatic movement pattern of the cushion part 12th is started, as it is already shown in Fig. 3.
  • a program for automatic adjustment or an automatic movement pattern of the cushion part 12th is started, as it is already shown in Fig. 3.
  • Fig. 5 shows in one of the representations of Figs. 2 to 4 respectively
  • Adjustment of the cushion part 12 and the backrest part 14 is provided.
  • both for the backrest part 14 and for the cushion part 12 each two successive running full cycles are provided or shown.
  • the backrest part 14 is moved forward after the first adjustment step of the pad member 12.
  • different movement sequences are provided for the backrest part 14 and the cushion part 12 with regard to the number of intermediate positions and the pauses between two adjustment processes.
  • Reversing positions each provided an intermediate position with each half the inclination of the associated reversing position.
  • two intermediate positions between the starting position and a reversing position are respectively provided, wherein, as in the program shown in Fig. 3 between the individual positions in each case a difference in inclination of one-third in the
  • Reversal positions reached tilt is provided. Not just the number of Adjustment steps is higher in the case of the cushion part 12 than in the backrest part 14, but shorter pauses are also provided between the individual adjustment steps, which can be seen from the respective shorter horizontal sections of the curve.
  • Short trips can be e.g. Periods up to 30 minutes
  • Periods of 30 to 60 minutes and long-haul trips include periods of more than 60 minutes.
  • Automatic adjustments are ten seconds and eight full cycles are passed. This results in a cycle time of about two minutes and a program duration of about 16 minutes.
  • a program duration for a medium range program, it may be provided, for example, that for each automatically adjustable part of the seat 10, the pause between every two automatic adjustment operations is 40 seconds and four full cycles are run through. This results in a cycle time of about 8 minutes and a
  • Automatic adjustment is 2 minutes and four full cycles to go through. This results in a cycle duration of about 24 minutes and a program duration of about 96 minutes. Although it is not possible to go through the full four cycles of the long distance program in the time available, it is advantageous not to choose a program with shorter breaks, as these are less comfortable for passengers over long periods of passenger travel. By an automatic adjustment according to the proposed long-distance program so irritation or distraction of passengers are avoided and yet achieved all the positive effects and effects of automatic adjustment of the seat 10.
  • all programs may be the first automatic one
  • Starting position may be provided in the passenger side region 36.
  • Programs it may also be provided, if appropriate, to adjust the speed with which the individual adjustable parts of the seat 10 are moved during an adjustment process, when the respective respective actuators or motors are designed and set up. At a slow adjustment speed, the cycle or program duration would then be extended if necessary.

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Seats For Vehicles (AREA)

Abstract

L'invention concerne un système de siège (10) pour un véhicule, comprenant une partie coussin (12), une partie dossier (14) et un dispositif de réglage électrique commandé par un dispositif de commande, dispositif de réglage au moyen duquel la partie coussin (12) et/ou la partie dossier (14) peuvent être réglées entre une position de départ respective et une position d'inversion respective conformément à au moins un programme défini. L'invention concerne en outre un procédé de commande d'un tel système de siège (10) pour un véhicule. L'invention vise à fournir un système de siège (10) qui offre une aptitude au réglage automatisée améliorée et adaptée à une durée de fonctionnement anticipée respective du véhicule. À cet effet, au moins un programme est pré-réglé automatiquement en fonction de la durée disponible pour l'exécution du programme.
PCT/EP2016/002029 2015-12-23 2016-12-01 Système de siège pour un véhicule et procédé de commande d'un système de siège WO2017108157A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015016762.6 2015-12-23
DE102015016762.6A DE102015016762A1 (de) 2015-12-23 2015-12-23 Sitzanlage für ein Fahrzeug und Verfahren zur Steuerung einer Sitzanlage

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WO2017108157A1 true WO2017108157A1 (fr) 2017-06-29

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PCT/EP2016/002029 WO2017108157A1 (fr) 2015-12-23 2016-12-01 Système de siège pour un véhicule et procédé de commande d'un système de siège

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DE (1) DE102015016762A1 (fr)
WO (1) WO2017108157A1 (fr)

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CN113665448A (zh) * 2020-05-13 2021-11-19 李尔公司 座椅组件

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DE19747547A1 (de) * 1997-10-28 1999-05-06 Bosch Gmbh Robert Sitz für ein Kraftfahrzeug
EP2088028A1 (fr) * 2007-12-10 2009-08-12 Innovative Biomechanical Solutions, LLC D/B/A Davinci, LLC Système et procédé de siège de véhicule
DE102008032541A1 (de) * 2008-07-10 2010-01-14 Bayerische Motoren Werke Aktiengesellschaft Verfahren zur Ansteuerung eines Sitzes
DE102010049152A1 (de) * 2010-05-21 2011-11-24 Johnson Controls Gmbh Fahrzeugsitz mit intelligenten Aktuatoren

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DE20212142U1 (de) * 2002-08-07 2003-10-23 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Coburg, 96450 Coburg Steuerungsvorrichtung einer Lordosenverstelleinrichtung eines Kraftfahrzeugs
US7422285B2 (en) 2005-09-30 2008-09-09 Innovative Biomechanical Solutions, L.L.C. Vehicle seating system and method for reducing fatigue
US8710784B2 (en) * 2011-09-09 2014-04-29 Innovative Biomechanical Solutions, Llc Vehicle seating system and method for reducing fatigue with changing actuator movement
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DE19747547A1 (de) * 1997-10-28 1999-05-06 Bosch Gmbh Robert Sitz für ein Kraftfahrzeug
EP2088028A1 (fr) * 2007-12-10 2009-08-12 Innovative Biomechanical Solutions, LLC D/B/A Davinci, LLC Système et procédé de siège de véhicule
DE102008032541A1 (de) * 2008-07-10 2010-01-14 Bayerische Motoren Werke Aktiengesellschaft Verfahren zur Ansteuerung eines Sitzes
DE102010049152A1 (de) * 2010-05-21 2011-11-24 Johnson Controls Gmbh Fahrzeugsitz mit intelligenten Aktuatoren

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113665448A (zh) * 2020-05-13 2021-11-19 李尔公司 座椅组件
US11634055B2 (en) 2020-05-13 2023-04-25 Lear Corporation Seat assembly
CN113665448B (zh) * 2020-05-13 2024-03-29 李尔公司 座椅组件

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