WO2021099258A1 - Siège - Google Patents

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Publication number
WO2021099258A1
WO2021099258A1 PCT/EP2020/082236 EP2020082236W WO2021099258A1 WO 2021099258 A1 WO2021099258 A1 WO 2021099258A1 EP 2020082236 W EP2020082236 W EP 2020082236W WO 2021099258 A1 WO2021099258 A1 WO 2021099258A1
Authority
WO
WIPO (PCT)
Prior art keywords
seat back
seat
closer
guide
drive plate
Prior art date
Application number
PCT/EP2020/082236
Other languages
German (de)
English (en)
Inventor
Sachin Dawande
Vaibhav ANAGAL
Jayesh Homkar
Original Assignee
Adient Engineering and IP GmbH
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 Adient Engineering and IP GmbH filed Critical Adient Engineering and IP GmbH
Priority to CN202080079597.7A priority Critical patent/CN114728605A/zh
Publication of WO2021099258A1 publication Critical patent/WO2021099258A1/fr

Links

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
    • B60N2/22—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable
    • B60N2/2245—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable provided with a lock mechanism on the upper part of the back-rest
    • 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
    • B60N2/02246—Electric motors therefor
    • 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
    • B60N2/02246—Electric motors therefor
    • B60N2/02253—Electric motors therefor characterised by the transmission between the electric motor and the seat or seat parts
    • 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
    • B60N2/02246—Electric motors therefor
    • B60N2/02258—Electric motors therefor characterised by the mounting of the electric motor for adjusting the seat
    • 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
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/32—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles convertible for other use
    • B60N2/36—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles convertible for other use into a loading platform
    • B60N2/366—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles convertible for other use into a loading platform characterised by the locking device

Definitions

  • the invention relates to a seat arrangement, in particular a vehicle seat with a seat back which is pivotably coupled to a seat bottom.
  • folding seat backrests for access to a cargo stowage area through an opening in a dividing area between a passenger area and the cargo stowage area of the vehicle is well known in the prior art.
  • a folding seat back is also provided in order to provide access to areas behind a vehicle seat, such as e.g. B. for a second and / or third row of seats in any vehicle, such. B. an SUV, a van or the like to enable.
  • a vehicle seat for example a motor vehicle seat, and an adjustable backrest are also provided.
  • the seat back comprises an adjustment mechanism, e.g. B. an adjuster pivot positioned between the seat back and the seat bottom.
  • the seat back may also include a latch that engages a striker attached to the vehicle body to secure the seat back in an upright position.
  • the present invention is directed to a seat assembly comprising a seat with a seat back that is pivotably coupled to a seat bottom between at least a first position and a second position.
  • the seat assembly also includes a seat back locking mechanism that includes a striker assembly having a striker arm that is releasably affixed to the seat back.
  • the seat assembly further comprises an actuator with a pinion and an adjustment mechanism comprising a closer drive plate which is in engagement with the pinion of the actuator for adjusting the closer arm relative to the vehicle structure when the closer arm is locked to the seat back.
  • the invention provides a seat with a seat back which has an adjustment mechanism for comfort adjustment in combination with a seat back locking mechanism for securing the seat back to the vehicle structure for adjusting the secured seat back in any position between a first position and a second or last position, whereby it is the first position is a sitting or starting position and a second or last position is e.g. B. is a leaned back or comfort position. Furthermore, an unlocked position or a folded / stowed position is possible.
  • the invention allows in particular different adjustment possibilities and different loading possibilities due to the combination of the adjustment mechanism with the seat back locking mechanism, both of which are arranged in an upper region of the seat back.
  • the upper area of the seat back refers to an area of the seat back on one Place above a pivot point on the seat back.
  • the pivot point of the seat back is arranged in a coupling area of the seat back with the seat bottom. In other words: the adjustment mechanism and the seat back locking mechanism are spaced from the pivot point of the seat back.
  • the invention allows a comfort setting with a backrest with high security with the assistance of an actuator, e.g. B. a drive unit or a drive motor.
  • the actuator is attached to the vehicle structure, which reduces the additional weight of adjustment and mounting brackets on the vehicle and seat structures.
  • the reclining mechanism is directly coupled to the vehicle structure, a load acting on the closer arm is transmitted directly to the vehicle structure.
  • the adjustment mechanism allows smooth operation due to continuous engagement between the shutter drive plate and the pinion. Customization to achieve multiple positions in the forward and reverse directions is very simple by making minor changes to the closer drive plate and coupling it to the vehicle structure.
  • the reclining mechanism and the seat back locking mechanism are simple and very inexpensive.
  • the arrangement consists only of the closer arm, the seat back locking mechanism and the adjustment mechanism, which is movably coupled to the vehicle structure and the actuator.
  • the closer arm is attached to the closer drive plate, which is always in engagement with the pinion of the actuator.
  • both mechanisms can easily be adapted to seats with a high level of security or locking to increase the cargo space by placing the backrest on the cushion.
  • the adjustment mechanism is configured such that the closer arm moves along a curved movement path or a path with a center of rotation on a pivot axis of the seat back. This maintains the locking position of the closer arm with the seat back.
  • Such an adjustment mechanism allows a better comfort adjustment function of the seat back in its secured position by the
  • the seat back can be unlocked for folding down in any position of the closer arm.
  • the closer arm is attached to the closer drive plate.
  • the closer arm is screwed, welded or riveted to the closer drive plate.
  • the vehicle structure may further comprise a vehicle structure mounting bracket which, e.g. B. via a screw connection, a welding connection or a rivet connection, is attached to the vehicle structure.
  • the shutter drive plate includes a rack which is in engagement with the pinion and which has a curved shape.
  • the seat arrangement comprises a guide mechanism which has at least one guide slot with a curved guide shape and at least one guide pin.
  • the rack and the guide slot have the same radius of curvature.
  • the guide mechanism comprises two slots that are coupled to three guide pins (e.g. slide pins) that are guided in the two slots.
  • the vehicle structure fastening bracket comprises the guide slot, in particular one curved guide slot, and / or guide pins.
  • the vehicle structure fastening bracket comprises two guide slots which are arranged in parallel one above the other or one above the other. The length of the slots can vary. Furthermore, both slots are curved identically.
  • the guide mechanism comprises at least two guide pins or more.
  • two guide pins which are spaced apart, are arranged in one of these two guide slots, and a third guide pin, which is arranged between the two spaced-apart guide pins, is arranged in the other of these two guide slots.
  • the two curved guide slots and the rack are arranged in parallel one above the other.
  • Such a construction allows a very smooth and consistent operation to be achieved due to the continuous engagement of the teeth of the rod of the closer drive plate and the teeth of the pinion of the actuator.
  • the closer drive plate or the bracket and the vehicle structure mounting bracket are movably coupled to one another.
  • the shutter drive plate and the vehicle structure mounting bracket are movably coupled to one another by the guide mechanism.
  • the vehicle structure mounting bracket is disposed between the seat back and the shutter drive plate.
  • the seat assembly further includes the actuator coupled to the reclining mechanism and configured to use the Manipulate closer drive plate and thus the closer arm, which is attached to the closer drive plate, directly.
  • the actuator can be configured as an electric motor or a cable or handle.
  • the seat back locking mechanism comprises a holding mechanism for holding, e.g. B. Secure the closer arm in an opening in the seat back. Furthermore, the seat back locking mechanism with a release mechanism, for. B. a cable or a swivel handle coupled.
  • the release mechanism is used to secure or unlock the closer arm with the retaining mechanism in engagement and disengagement therewith. For example, the release mechanism is used to bring the holding mechanism into engagement with the closer arm to secure the closer arm and to disengage the holding mechanism and the closer arm to unlock the closer arm.
  • FIG. 1 schematically shows an embodiment of a seat arrangement which comprises a seat back which is pivotably coupled to a seat bottom
  • FIG. 2 shows schematically a side view of an adjustment mechanism for a seat back which is secured by a seat back locking mechanism which has a multi-position closer arm
  • FIG. 3 schematically shows a perspective View of an adjustment mechanism for a seat back, which is secured by a seat back locking mechanism, which has a multi-position closer arm
  • FIG. 1 schematically shows an embodiment of a seat arrangement which comprises a seat back which is pivotably coupled to a seat bottom
  • FIG. 2 shows schematically a side view of an adjustment mechanism for a seat back which is secured by a seat back locking mechanism which has a multi-position closer arm
  • FIG. 3 schematically shows a perspective View of an adjustment mechanism for a seat back, which is secured by a seat back locking mechanism, which has a multi-position closer arm
  • FIG. 4 schematically shows a perspective view of a seat back, which is secured by a seat back locking mechanism, which has a multi-position closer arm, from a rear side of a seat
  • FIG. 5 schematically a perspective view of a seat back, which is secured by a seat back locking mechanism which has a multi-position closer arm, from a front side of a seat
  • FIG. 6 schematically a front er view of an adjusting mechanism for a seat back which is secured by a seat back locking mechanism which has a multi-position closer arm
  • FIG. 7 schematically shows a rear view of an adjusting mechanism for a seat back, which is secured by a seat back locking mechanism that has a multi-position closer arm is secured
  • FIGS. 8A to 8B schematically show a sequence of different positions of a secured seat back with corresponding different positions of a closer arm of a seat back locking mechanism
  • FIGS. 9A to 9C schematically show a sequence of different positions of an unlocked seat back.
  • FIG. 1 schematically shows an embodiment of a seat arrangement 1 which comprises a seat back 2 which is pivotably coupled to a seat bottom 3.
  • the seat assembly 1 (which will continue to be referred to as seat 1) is e.g. B. a vehicle seat, in particular a not located in the first row seat of a motor vehicle, such. B. a car, SUV, delivery van, truck, bus and the like.
  • a motor vehicle such as a car, SUV, delivery van, truck, bus and the like.
  • the invention is also applicable to seating options that are used in an aircraft, a rail vehicle, a sea vehicle or in any other desired environment.
  • the seat 1 is usually an upholstered seat with contours, a cladding and the like. While this configuration is currently preferred, a variety of seating configurations and make-up can benefit from the use of mechanical support and movement mechanisms.
  • the term “coupled” means the direct or indirect connection of two members or parts together. Such a connection can be of a stationary nature or of a mobile nature. Such a connection can be achieved by integrally forming two links or the two links and any additional intermediate links as a single unitary body, or by attaching the two links or the two links and any additional link to one another. Such a connection may be permanent in nature or, alternatively, may be removable or releasable in nature.
  • the seat 1 according to the illustration on the seat back 2, which is pivotably coupled to the seat bottom 3, the seat back 2 about a pivot point P, which is located in a lower region of the seat back 2, for. B. is positioned in a coupling area 2.1 of the seat back 2 with the seat bottom 3, rotates.
  • the seat back 2 and the seat bottom 3 are configured to support an upholstered seat.
  • the seat 1 can either be a manually adjustable seat or can be provided with automated adjustment and electronic control. Such pivoting of the seat 1, in particular the seat back 2, can be achieved by an adjusting mechanism 4.
  • the seat back 2 of the seat 1 is also through a seat back locking mechanism 6 on a vehicle structure 5, for. B. a floor or a structural component secured.
  • the adjustment mechanism 4 is arranged in an upper area 2.2 of the seat back 2.
  • the reclining mechanism 4 and the seat back locking mechanism 6 are movably coupled to one another. Both mechanisms 4, 6 can be implemented on at least one side of the seat 1 or on both sides of the seat 1.
  • the example shows the mechanisms 4, 6 on the left side of the seat 1 in the direction of movement.
  • the invention allows in particular different adjustment possibilities and different loading possibilities due to the combination of the adjustment mechanism 4 with the seat back locking mechanism 6, both of which are arranged in an upper area 2.2 of the seat back 2.
  • the upper area 2.2 e.g. B.
  • the seat back 2 means an area of the seat back 2 at a point above the pivot point P of the seat back 2.
  • the pivot point P of the seat back 2 is arranged in a coupling area 2.1 of the seat back 2 with the seat bottom 3.
  • the adjustment mechanism 4 and the seat back locking mechanism 6 are spaced apart from the pivot point P of the seat back 2.
  • FIG. 2 schematically shows a side view of the adjustment mechanism 4 for the seat back 2, which is secured by means of the seat back locking mechanism 6.
  • the seat back locking mechanism 6 comprises a closer arrangement 6.1 with a closer arm 6.2 which is releasably fixed on the seat back 2 (shown in FIG. 4).
  • the closer arm 6.2 is configured as a multi-position closer arm 6.2.
  • the seat back 2 further comprises the adjustment mechanism 4.
  • the adjustment mechanism 4 is coupled to the closer arm 6.2 and to the vehicle structure 5 in such a way that an interface is formed between the closer arm 6.2 and the vehicle structure 5 in order to move the closer arm 6.2 relative to the vehicle structure 5, z.
  • the seat back 2 comprises the adjustment mechanism 4 for comfort adjustment in combination with the seat back locking mechanism 6 for Securing the seat back 2 to the vehicle structure 5 to allow understanding of the secured seat back 2 between at least one first secured position P1, e.g. B. a construction starting or seat position (shown in Figures 8A, 9A) and a second secured position P2, z. B. a comfort or reclined position (ge in Figure 8B shows), and an unlocked position P3, z. A position with the lock released (shown in Figure 9B), and a collapsed position P4, e.g. B. a folded down position (shown in Figure 9C).
  • first secured position P1 e.g. B. a construction starting or seat position (shown in Figures 8A, 9A) and a second secured position P2, z. B. a comfort or reclined position (ge in Figure 8B shows), and an unlocked position P3, z.
  • a position with the lock released shown in Figure 9B
  • a collapsed position P4 e
  • the first secured position P1 is a seat or construction position of the seat back 2
  • the second secured position P2 is a reclined position of the seat back 2
  • the unlocked position P3 is a position of the unlocked seat back 2, in particular a position with a released lock
  • is the folded position P4 is a position of the seat back 2 in which the seat back 2 is folded down onto the seat bottom 3.
  • the adjustment mechanism 4 is configured to allow the closer arm 6.2 to move along a curved movement path CP with a center of rotation at the pivot point P of the seat back 2.
  • the closer arm 6.2 moves along the curved path of movement CP and can be variably positioned.
  • Such an adjustment mechanism 4 allows a better comfort adjustment function of the seat back 2 in its secured position by the multi-position closer arm 6.2.
  • the invention allows a comfort setting with a backrest with high security with the support of an actuator 7, z. B. a drive unit or a drive motor.
  • the Actuator 7 comprises a pinion 7.1 (shown in more detail in FIG. 7) on its output side.
  • the adjustment mechanism 4 comprises a closer drive plate 4.1 which is in engagement with the pinion 7.1 of the actuator 7 for adjusting the closer arm 6.2 relative to the vehicle structure 5 when the closer arm 6.2 is locked on the seat back 2.
  • the actuator 7 is attached to a vehicle structure attachment bracket 5.1 that is attached to the vehicle structure 5.
  • the actuator 7 is by a fixation 7.2, z. B. a screw or weld or rivet connection, attached to the vehicle structure mounting bracket 5.1.
  • the adjusting mechanism 4 is movably coupled to the vehicle structure 5 by the movable coupling of the closer arm 6.2 and the vehicle structure fastening bracket 5.1.
  • a load that acts on the closer arm 6.2 is transmitted to the vehicle structure 5 via the vehicle structure fastening bracket 5.1.
  • the adjustment mechanism 4 allows a smooth operation due to a continuous engagement between the closer drive plate 4.1 and the pinion 7.1. Individualization to achieve multiple positions in the forward and backward direction is very simple by making minor changes to the closer drive plate 4.1 and its coupling with the vehicle structure 5.
  • the combined adjustment and safety arrangement consists only of the closer arm 6.2, the seat back locking mechanism 6 and the adjustment mechanism 4, which is movably coupled to the vehicle structure 5 and the actuator 7.
  • the closer arm 6.2 is attached to the closer drive plate 4.1, which is always in engagement with the pinion 7.1 of the actuator 7.
  • both mechanisms can easily be attached to seats 1 be adapted with a high security or locking to enlarge the cargo space by placing the seat back 2 on the seat bottom 3.
  • the adjustment mechanism 4 is further configured to allow the closer arm 6.2 to move along the curved movement path CP with a center of rotation on a pivot axis P of the seat back 2. As a result, the locking position of the closer arm 6.2 with the seat back 2 is maintained.
  • Such an adjustment mechanism 4 allows a better comfort adjustment function of the seat back 2 in its secured position. Furthermore, the seat back 2 can be unlocked for folding down in any position of the closer arm 6.2.
  • the closer arm 6.2 is attached to the closer drive plate 4.1.
  • the closer arm 6.2 is screwed, welded or riveted to the closer drive plate 4.1.
  • the vehicle structure mounting bracket 5.1 is connected by a Ver 5.2, z. B. via a screw connection, a welded connection or a rivet connection, attached to the vehicle structure 5.
  • the closer drive plate 4.1 comprises a rack 4.2 which is engaged by the pinion 7.1.
  • the rack 4.2 has a curved shape CS (see dash-dot marking).
  • a guide mechanism 8 is provided.
  • the guide mechanism 8 has at least one guide slot 8.1 with a curved guide shape CGS, which corresponds to the curved path of movement CP, and at least one guide pin 8.2.
  • Especially the rack 4.2 and the at least one guide slot 8.1 have the same radius of curvature.
  • the guide mechanism 8 comprises two guide slots 8.1, for. B. sliding nuts with three guide pins 8.2, z. B. sliding pins, which are guided in the two guide slots 8.1, are coupled.
  • the guide mechanism 8 can comprise more or less than two guide slots 8.1 and more or less than three guide pins 8.2, 8.2 '.
  • the vehicle structure fastening bracket 5.1 comprises the at least one of the guide slots 8.1, in particular a curved guide slot
  • the closer drive plate 4.1 comprises the at least one guide pin 8.2.
  • the at least one guide pin 8.2 can be configured as an upright pin.
  • the guide pin 8.2 can be fixed to the closer drive plate 4.1 by a nut 8.3 (as shown in the embodiment).
  • the guide slots 8.1 can be part of the closer drive plate 4.1 and the guide pins 8.2 can be part of the vehicle structure fastening bracket 5.1.
  • both guide slots 8.1 are arranged parallel one above the other or one above the other.
  • the length of the guide slots 8.1 can vary.
  • both guide slots 8.1 are identically curved and thus have the same curved guide shape CGS.
  • the two guide pins 8.2 are spaced from one another and are movably arranged in one of the two guide slots 8.1, and a third Guide pin 8.2 ', which is attached between the two spaced guide pins 8.2, is movably arranged in the other of these two guide slots 8.1.
  • the two curved guide slots 8.1 and the rack 4.2 are arranged parallel one above the other.
  • Such a construction allows a very smooth and consistent operation, which is achieved due to the continuous engagement of the teeth of the rack 4.2 of the closer drive plate 4.1 and the teeth of the pinion 7.1 of the actuator 7.
  • the closer drive plate 4.1 which is configured as a folding, and the vehicle structure fastening bracket 5.1 are movably coupled to one another.
  • the closer drive plate 4.1 and the vehicle structure fastening bracket 5.1 are movably coupled to one another by the guide mechanism 8.
  • the continuous engagement of the teeth of the rack 4.2 of the closer drive plate 4.1 and the teeth of the pinion 7.1 of the actuator 7 in combination with the guide mechanism 8 with the curved path of movement CP, the curved guide shape CGS and the curved shape CS ensures a pivotable adjustment mechanism of the seat back 2 , in particular in the case of a limited adjustment with a given angle and / or a given length of the curved path of movement CP.
  • the guide mechanism 8 provides the swivel adjustment of the seat back 2 through the interrelation of the curved path CP, the curved guide shape CGS and the curved shape CS, the curved path or path CP, the curved guide shape CGS and the curved shape CS having the same radius of curvature .
  • the provided drive mechanism with the actuator 7, which is continuously engaged with the closer drive plate 4.1 for driving the closer arms 6.2, can be a toothed plate or plate with teeth or gears and corresponding engagement elements, e.g. G., Toothed pins configured.
  • the closer drive plate 4.1 comprises the curved rack 4.2 and the actuator 7 comprises the pinion 7.1, which are continuously engaged with one another to form a multi-position slide closer arrangement 6.1.
  • the actuator 7 is coupled to the adjustment mechanism 4 and configured to drive, in particular to move, the closer drive plate 4.1 and thus the closer arm 6.2, which is attached to the closer drive plate 4.1.
  • the actuator 7 can be configured as an electric motor or a cable or a handle.
  • the pinion 7.1 of the actuator 7 is continuously engaged with the teeth of the rack 4.2 for driving, in particular adjusting, the closer drive plate 4.1 forwards or backwards in the X direction according to arrow PF1 and the curved path of movement CP.
  • Figure 3 shows schematically a perspective view of the adjustment mechanism 4 for the seat back 2.
  • the actuator 7 is attached by a spacer sleeve 7.3 at a distance on the vehicle structure mounting bracket 5.1.
  • FIG. 4 schematically shows a perspective view of the seat back 2, which is secured by the seat back locking mechanism 6, from a rear side of the seat 1.
  • the closer arm 6.2 configured as a slotted plate or a U-shaped folding, on the closer drive plate 4.1 attached and is inserted through one of the guide slots 8.1 and movably arranged therein.
  • the closer arm 6.2 is movably arranged in the upper guide slot 8.1 and is guided therein.
  • the closer arm 6.2 is attached to the closer drive plate 4.1 between the two guide pins 8.2, which are movably arranged in the upper guide slot 8.1.
  • the vehicle structure fastening bracket 5.1 is releasably held on the seat back 2 by a releasable connection 9 of the seat back locking mechanism 6.
  • the seat back locking mechanism 6 further comprises a lock 6.3 which has an opening 6.4 in which the closer arm 6.2 is held and secured when the seat back 2 is in the first position P1 and the second position P2, e.g. B. in an upright or reclined position.
  • the lock 6.3 couples the seat back 2, for. B. a seat back support frame or a seat back support shell, to the effect with the closer arm 6.2 to a movement of the seat back 2 from the first position P1 and / or the second position P2 in a further forward position (shown in Figure 9B) or a further forward To prevent folded position (shown in Figure 9C).
  • the lock 6.3 uses z. B. a folding mechanism 10 for securing the closer arm 6.2 in the opening 6.4 through the releasable Ver connection 9.
  • the seat back locking mechanism 6 further comprises a release mechanism 11, for. B. a handle, in particular a swivel handle, or an electrically actuated release element, which is used to engage or disengage the folding mechanism 10.
  • the releasing mechanism 11 may be connected to the folding mechanism 10 by a cable.
  • the seat back locking mechanism 6 can also vary in proximity to the pivot point P (the pivot axis) of the seat back 2 as long as it is spaced from the pivot point P, as shown in FIG.
  • the vehicle structure includes mounting bracket 5.1 two of the curved guide slots 8.1.
  • nuts 8.3 can be provided.
  • the pinion 7.1 is continuously engaged with the teeth of the rack 4.2 of the closer drive plate 4.1 to drive, in particular adjust, the closer plate 4.1 forwards or backwards in the X direction according to arrow PF1 and the curved path of movement CP.
  • the closer arm 6.2 attached to the closer drive plate 4.1 protrudes through the upper guide slot 8.1. So when the pinion 7.1 drives the rack 4.2 of the closer drive plate 4.1, the closer drive plate 4.1 is moved forwards or backwards according to the curved path CP and the closer arm 6.2 is guided in the upper guide slot 8.1. Due to the movement of the closer drive plate 4.1, the guide pins 8.2, 8.2 'are also moved in the curved guide slots 8.1. Accordingly, the closer arm 6.2, together with the secured seat back 2, follows the pivoting movement for folding back the seat back 2 within a predetermined range.
  • the range of motion of the adjustment mechanism 4 and the size and configuration of the adjustment mechanisms 4 can vary depending on the desired amount of reclining and the distance between the positions P1 to P4 vary.
  • the amount of leaning back can also be limited by the amount of upholstery space available or the width of the seat 1.
  • Figure 5 shows the seat back 2, which is secured by the seat back locking mechanism 6, which has a multi-position closer arm 6.2, from the front of the seat back 2, which is in the first position P1.
  • the seat 1 can optionally include a headrest mount 12 that is attached to the seat back 2.
  • a headrest (not shown) may be adjustable with respect to an occupant of the seat 1, e.g. B. any known or suitable headrest.
  • Figures 6 and 7 show the secured seat back 2 from the front and the rear of the seat back 2, which is in the first position P1.
  • the closer arm 6.2 is configured as a plate with a slot.
  • Figures 8A to 8B show a sequence of different positions P1 to P2 of the secured seat back 2 with corresponding different positions of the closer arm 6.2 of the seat back locking mechanism 6 in the guide slots 8.1 of the adjustment mechanism 4.
  • Figure 8A shows the secured seat back 2 in the first position P1, e.g. B. an upright or slightly reclined position in which a front adjustment guide pin 8.2 is engaged with a front end of the curved guide slot 8.1 and the rear adjustment guide pin 8.2 is positioned in a central region of the curved guide slot 8.1.
  • Figure 8B shows the secured seat back 2 in the second position P2, z. B.
  • FIGS. 9A to 9C show a sequence of different positions P1, P3 and P4 of a secured and an unlocked seat back 2.
  • FIG. 9A shows the secured seat back 2 in the first position P1, e.g. B. an upright or slightly reclined position in which the front adjustment guide pin 8.2 is in engagement with a front end of the curved guide slot 8.1.
  • FIG. 9B shows the unlocked seat back 2 in a reclined position P3, e.g. B. a slightly forward inclined position in which the closer arm 6.2 is unlocked and released from the seat back 2.
  • Figure 9C shows the unlocked seat back 2 in a folded position P4, z. B. a completely folded forward position in which the closer arm 6.2 is unlocked and released from the seat back 2 and the seat back 2 is folded forward onto the seat base 3.

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Seats For Vehicles (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Abstract

L'invention concerne un ensemble siège (1) comprenant les éléments suivants : un dossier de siège (2) qui est accouplé pivotant à une base de siège (3) dans n'importe quelle position entre une première position (P1) et une seconde position (P2), un mécanisme de verrouillage de dossier de siège (6) comprenant un ensemble fermeture (6.1) comportant un bras de fermeture (6.2) fixé amovible au dossier de siège (2), un actionneur (7) comprenant un pignon (7.1), ainsi qu'un mécanisme de réglage (4) qui comprend une plaque d'entraînement de fermeture (4.1) qui vient en prise avec le pignon (7.1) de l'actionneur (7) pour régler le bras de fermeture (6.2) par rapport à la structure de véhicule (5) lorsque le bras de fermeture (6.2) est verrouillé sur le dossier de siège (2).
PCT/EP2020/082236 2019-11-20 2020-11-16 Siège WO2021099258A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202080079597.7A CN114728605A (zh) 2019-11-20 2020-11-16 座椅

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019217911.8 2019-11-20
DE102019217911.8A DE102019217911B3 (de) 2019-11-20 2019-11-20 Sitzanordnung

Publications (1)

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WO2021099258A1 true WO2021099258A1 (fr) 2021-05-27

Family

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PCT/EP2020/082236 WO2021099258A1 (fr) 2019-11-20 2020-11-16 Siège

Country Status (3)

Country Link
CN (1) CN114728605A (fr)
DE (1) DE102019217911B3 (fr)
WO (1) WO2021099258A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010022627A1 (de) * 2010-06-04 2011-12-08 Keiper Gmbh & Co. Kg Fahrzeugsitz, insbesondere Kraftfahrzeugsitz
DE102017222687A1 (de) * 2017-12-14 2019-06-19 Lear Corporation Verstellbare Schliessbügelanordnung für einen Fahrzeugsitz

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2794078B1 (fr) * 1999-05-27 2001-08-03 Coutier Moulage Gen Ind Dispositif de reglage et de verrouillage en position d'un dossier inclinable d'une banquette d'un vehicule
US7377584B2 (en) * 2003-07-28 2008-05-27 Johnson Controls Technology Company Articulating high latch for a seat
FR3045523B1 (fr) * 2015-12-17 2017-12-29 Peugeot Citroen Automobiles Sa Dispositif de verrouillage securise multi-positions d’un dossier de siege arriere de vehicule automobile.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010022627A1 (de) * 2010-06-04 2011-12-08 Keiper Gmbh & Co. Kg Fahrzeugsitz, insbesondere Kraftfahrzeugsitz
DE102017222687A1 (de) * 2017-12-14 2019-06-19 Lear Corporation Verstellbare Schliessbügelanordnung für einen Fahrzeugsitz

Also Published As

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DE102019217911B3 (de) 2021-03-18
CN114728605A (zh) 2022-07-08

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