EP3204257A1 - Dispositif de réglage pour une banquette arrière et dispositif d'assise - Google Patents

Dispositif de réglage pour une banquette arrière et dispositif d'assise

Info

Publication number
EP3204257A1
EP3204257A1 EP15775237.9A EP15775237A EP3204257A1 EP 3204257 A1 EP3204257 A1 EP 3204257A1 EP 15775237 A EP15775237 A EP 15775237A EP 3204257 A1 EP3204257 A1 EP 3204257A1
Authority
EP
European Patent Office
Prior art keywords
backrest
spring unit
use position
adjacent
spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP15775237.9A
Other languages
German (de)
English (en)
Inventor
Wolfgang Pluta
Christian Wolf
Heinrich Hammann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Adient Luxembourg Holding SARL
Original Assignee
Adient Luxembourg Holding SARL
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 Luxembourg Holding SARL filed Critical Adient Luxembourg Holding SARL
Publication of EP3204257A1 publication Critical patent/EP3204257A1/fr
Withdrawn legal-status Critical Current

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
    • B60N2/20—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 tiltable, e.g. to permit easy access
    • 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
    • B60N2/30—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats
    • B60N2/3002—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements
    • B60N2/3004—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements by rotation only
    • B60N2/3009—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements by rotation only about transversal axis
    • B60N2/3011—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements by rotation only about transversal axis the back-rest being hinged on the cushion, e.g. "portefeuille movement"
    • 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
    • B60N2/30—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats
    • B60N2/3002—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements
    • B60N2/3004—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements by rotation only
    • B60N2/3009—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements by rotation only about transversal axis
    • B60N2/3013—Non-dismountable or dismountable seats storable in a non-use position, e.g. foldable spare seats back-rest movements by rotation only about transversal axis the back-rest being hinged on the vehicle frame
    • 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

Definitions

  • the invention relates to an adjusting device for a rear seat, comprising a seat part and a split backrest with at least one body-side backrest segment and at least one adjacent backrest segment, wherein at least one of the backrest segments in
  • Non-use position or vice versa is hinged.
  • the invention relates to a seat assembly for a vehicle comprising such an adjustment device for a rear seat.
  • adjusting devices for rear seat benches which comprise the seat part and the split backrest.
  • locking units and so-called Lehnenkompensationsfedern are provided, each with a Lehnenkompensationsfeder for
  • a backrest compensation spring serves to at least partially compensate for a weight of the backrest during folding.
  • Object of the present invention is to provide a comparison with the prior art improved adjustment device for a rear seat and an improved seat assembly.
  • the adjusting device for a rear bench seat comprises a seat part and a split backrest with at least one in particular body-side or free-standing and undermined backrest segment and at least one adjacent backrest segment, wherein at least one of
  • Backrest segments in the unlocked state of a use position in a non-use position or vice versa is hinged.
  • a spring unit is arranged between the adjacent backrest segments which is in a mechanical operative relationship with these backrest segments.
  • the spring unit is in a locked state of the adjacent backrest segments in the latter by means of the mechanical operative connection
  • the spring unit relaxes when unlocking the adjacent
  • the adjacent backrest segment is a through-loading.
  • both backrest segments move only by one
  • the adjacent backrest segment is locked by means of a locking unit in the body-side backrest segment, whereby they are firmly connected to each other.
  • the spring unit exerts on the adjacent backrest segment of the bias, which by means of
  • Transfer lock unit to the body-side backrest segment becomes. If the body-side backrest segment unlocked, the bias thus acts on both backrest segments alike, causing them to be expelled from the body-side locking area.
  • Adjustment device is the spring unit by means of the mechanical
  • the spring unit can be tensioned in two directions and has a zero crossing in a spring force curve over a defined range of angular rotation.
  • the body-side backrest segment is in the locked position of use, it is possible, the adjacent backrest segment in the unlocked state between position of use and
  • Locking unit between the backrest segments a pivot angle of the adjacent backrest segment depending on a position of the body-side backrest segment limited such that the adjacent Backrest segment is pivotable only between the non-use position and a position of the body-side backrest segment.
  • Locking unit both Lehnensegmente locked together and a fitting which is arranged on the body-side backrest segment, the body-side backrest segment and thus the adjacent
  • the spring unit is tensioned by at least one driver, for example during a pivoting movement of the body-side
  • the spring unit is a tensionable in two directions coil spring.
  • the coil spring is a newly wound spiral spring, which is intended to receive a torque load of the backrest segments and store or deliver as a spring force.
  • it is possible due to small dimensions of a coil spring in an advantageous manner to ensure a compact design of the spring unit.
  • the spring unit thus causes a support of erecting at least one backrest segment from the position of use for
  • the body-side driver which on the body side
  • Lehnensegment is arranged on a spring-side end two opposite engaging in the spring unit stops.
  • the first stop contacts the spring unit during a pivoting movement from the use position to the non-use position, so that it tensions the spring unit in a first direction.
  • the second stop contacts the spring unit during a pivoting movement of the
  • Non-use position in the use position so that this the spring unit in a second direction, opposite to the first direction, stressed.
  • the spring unit In the swivel range, in which the spring unit identifies the zero crossing, neither of the two stops contacts the spring unit.
  • the two stops forming a game are spaced apart.
  • the spring unit runs in the region of a reversal from the used to the non-use position or vice versa against the stops.
  • the game limits the travel of the spring unit.
  • the reduction of the working distance of the spring unit increases its overall service life and offers the possibility of improved spring characteristics and their selection.
  • the first requirement in which the spring unit acts forward, would be a comfort support
  • the second requirement, in which the spring unit acts backwards, would be a lifting out of the spring unit from a locked position, in particular from a lock in one
  • the body-side driver is in the direction of the spring unit in the
  • Torque transmission possible with a production cost of the body-side driver, in particular the first stop and the second stop, is very low.
  • the adjacent driver which on the adjacent
  • Lehnensegment is arranged on a spring-side end to a third stop, so that the adjacent driver, the spring unit during the pivoting movements of the adjacent backrest segment from the non-use position into the use position, while the body-side backrest segment remains locked on the body tensioned.
  • a simple torque transmission is possible.
  • the bias of the spring unit can be ensured in the position of use of the two backrest segments.
  • the seat arrangement for a vehicle comprising an adjusting device according to the invention for a rear seat, offers the advantage of being smaller than the space of the prior art
  • FIG. 1 shows schematically a front view of a detail of a rear seat
  • FIG. 2 schematically shows a perspective view of a spring unit in a first state
  • FIG. 3 schematically shows a side view of that shown in FIG.
  • FIG. 4 schematically shows the perspective view of the spring unit in a second state
  • FIG. 5 schematically shows the side view of that shown in FIG.
  • FIG. 6 schematically shows the side view of that shown in FIG.
  • Figure 7 schematically shows the side view of the spring unit in a third state.
  • FIG. 1 shows in an embodiment of the adjusting device 1 according to the invention for a rear seat 2 a section of a front view of the rear seat 2, comprising a seat part 3 and a backrest. 4
  • the backrest 4 comprises a backrest segment 4.1 and an adjacent backrest segment 4.2, here a through-loading.
  • the backrest segment 4.1 can For example, be attached to the body side, onommebden or on the C-pillar.
  • the backrest segment 4.1 for example, on the underside of a longitudinal and / or herebyverschieblichen
  • the backrest segments 4.1, 4.2 are divided transversely in a y-direction in a ratio of 20:40.
  • the backrest 4 is pivotable about an axis of rotation D from a substantially vertical position of use, for example a normal sitting position, into a substantially horizontal or lying non-use position, for example a fold-over-enlarging folded-over position.
  • body-side backrest segment 4.1 in the use position and in the non-use position possible.
  • Backrest segments 4.1, 4.2 ingestible.
  • the adjacent backrest segment is 4.2 in an unlocked state regardless of the body-side
  • Non-use position and vice versa foldable The folding of the body-side backrest segment 4.1 of the use position in the non-use position has due to an intervention of the locking unit 5 always a folding over of the adjacent backrest segment 4.2 result.
  • Non-use position in the use position is not possible when the body-side backrest segment 4.1 is positioned in the non-use position, since due to the locking unit 5, the body-side backrest segment 4.1 forms a pivot-limiting stop for the adjacent backrest segment 4.2.
  • a separate folding of the body-side backrest segment 4.1 from the non-use position to the use position is possible when the locking unit 5 is unlocked and the adjacent backrest segment 4.2 in the
  • Figure 2 shows a perspective view of a spring unit 7 in a first state, wherein the body-side backrest segment 4.1 a U-shaped body-side driver 4.1 .1 and the adjacent backrest segment 4.2 a one-armed trained
  • adjacent driver 4.2.1 includes.
  • the spring unit 7 is made in the illustrated embodiment, a so-called coil spring with a torque load and a just meandering spring steel strip with approximately rectangular cross-section and designed as Lehnenkompensationsfeder, which at least partially compensates for the weight of the backrest segments 4.1, 4.2 in the possible positions of the backrest 4.
  • the spring unit 7 can be tensioned in two directions and, in a spring force course over a defined range of angular rotation, has a zero crossing at which a spring force is neither released nor absorbed.
  • An inner end of the spring unit 7 is supported on the vehicle floor side by means of a vehicle-fixed holding element, not shown, on the vehicle floor, wherein, for example, the inner end is suspended in a slot of the holding element.
  • a vehicle-fixed holding element not shown, on the vehicle floor, wherein, for example, the inner end is suspended in a slot of the holding element.
  • Lehnensegmente 4.1, 4.2 connected to the vehicle floor and attached to this rotation.
  • An outer spring end 7.1 of the spring unit 7 is formed angled such that the spring unit 7 with the drivers 4.1 .1, 4.2.1 is operatively connected or can be brought.
  • the body-side driver 4.1 .1 is formed substantially horizontally U-shaped and has on the inner sides of the U-shape a first stop 4.1 .2 and an opposite second stop 4.1 .3, which between the stops 4.1 .2, 4.1. 3 arranged
  • the two stops are 4.1 .2, 4.1 .3 spaced from each other to form a game SP.
  • the spring unit 7 runs in the region of a reversal from the used to the inoperative Position or vice versa against the stops 4.1 .2, 4.1 .3, wherein the game SP reduces the working path of the spring unit 7.
  • the spring unit 7 acts for a first
  • the spring unit 7 acts to the rear to allow lifting of the spring unit 7 from a locked position, in particular from a lock in a loading floor position.
  • the adjacent driver 4.2.1 has a third end on a spring-side end, which is essentially designed as one arm
  • Stop 4.2.2 so that it engages the spring end 7.1 and the spring unit 7 during a pivoting movement of the adjacent backrest segment 4.2 from the non-use position in the
  • Lehnensegment 4.2 from the locking unit 5 drives and thus simplifies a user folding into the non-use position.
  • FIG. 3 shows a side view of the spring unit 7 shown in FIG.
  • Figure 4 shows a perspective view of the spring unit 7 in a second state, wherein the locking unit 5, not shown, is unlocked and the adjacent backrest segment 4.2 due to the in Figure 2 described bias from the locking unit 5 has been driven, so that the adjacent backrest segment is 4.2 foldable from the use position in the non-use position.
  • the body-side backrest segment 4.1 is locked in the use position body side.
  • the spring unit 7 is relaxed by an amount of the described bias, with a further relaxation by means of a
  • FIG. 5 shows a side view of the spring unit 7 shown in FIG.
  • FIG. 6 shows the side view of the spring unit 7 shown in FIG. 4 and a section of the backrest 4.
  • a first line L1 shows schematically the position of the unlocked adjacent one described in FIG.
  • Locking unit 5 was driven.
  • the bias drives the adjacent backrest segment 4.2 at an angle of 5 ° from the
  • a second line L2 schematically shows the position of the body-side backrest segment 4.1 in the position of use, which is locked on the body side by means of the fitting 6.
  • the spring unit 7 can, depending on dimensions and requirements, continue to exert a further bias on the body-side driver 4.1 .1 and thus the user after unlocking the body-side locking of the
  • FIG. 7 shows a side view of the spring unit 7 in a third state, in which the body-side locking is unlocked and the backrest segments 4.1, 4.2 are in the non-use position.
  • Non-use position by, for example, an angle of 20 ° by means of the engagement of the spring end 7.1 to the first stop 4.1 .2 relaxed until it is completely relaxed and has the zero crossing of the spring force.

Abstract

Dispositif de réglage pour une banquette arrière et dispositif d'assise. La présente invention concerne un dispositif de réglage (1) pour une banquette arrière (2) comprenant une partie d'assise (3) et un dossier divisé (4) comprenant au moins un segment de dossier côté carrosserie (4.1) et au moins un segment de dossier adjacent (4.2), au moins un des segments de dossier (4.1, 4.2) pouvant basculer d'une position d'utilisation à une position de non-utilisation, et inversement, lorsqu'il est déverrouillé. Selon l'invention, une unité de ressort (7) placée entre les segments de dossier voisins (4.1, 4.2) coopère mécaniquement avec ces segments de dossier (4.1, 4.2). L'invention concerne également un dispositif d'assise comprenant un tel dispositif de réglage (1).
EP15775237.9A 2014-10-08 2015-10-08 Dispositif de réglage pour une banquette arrière et dispositif d'assise Withdrawn EP3204257A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014220405.4A DE102014220405B4 (de) 2014-10-08 2014-10-08 Verstellvorrichtung für eine Rücksitzbank und Sitzanordnung
PCT/EP2015/073243 WO2016055563A1 (fr) 2014-10-08 2015-10-08 Dispositif de réglage pour une banquette arrière et dispositif d'assise

Publications (1)

Publication Number Publication Date
EP3204257A1 true EP3204257A1 (fr) 2017-08-16

Family

ID=54252327

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15775237.9A Withdrawn EP3204257A1 (fr) 2014-10-08 2015-10-08 Dispositif de réglage pour une banquette arrière et dispositif d'assise

Country Status (5)

Country Link
US (1) US20180236906A1 (fr)
EP (1) EP3204257A1 (fr)
CN (1) CN106794784B (fr)
DE (1) DE102014220405B4 (fr)
WO (1) WO2016055563A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3254891B1 (fr) * 2016-06-07 2019-04-10 Adient Luxembourg Holding S.à r.l. Construction de dossier
DE102016218008B4 (de) * 2016-06-07 2021-05-06 Adient Luxembourg Holding S.À R.L. Lehnenkonstruktion
DE102016115267B4 (de) * 2016-08-17 2023-07-06 Grammer Aktiengesellschaft Vorrichtung zum Einstellen einer Rückenlehnenneigung und Verfahren zur Montage der Vorrichtung
DE102016115266B4 (de) * 2016-08-17 2021-05-12 Grammer Aktiengesellschaft Vorrichtung mit Adapterelement und Verfahren zum Verbinden
DE102018210627B4 (de) 2018-02-01 2023-12-21 Adient Us Llc Sitzanordnung, insbesondere Rücksitzbank
CN110588464A (zh) * 2019-09-27 2019-12-20 重庆长安汽车股份有限公司 一种汽车座椅翻折机构
DE102020112459A1 (de) 2020-05-07 2021-11-11 Faurecia Autositze Gmbh Fahrzeugsitzbeschlag und Fahrzeugsitz

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KR100593095B1 (ko) * 2004-08-12 2006-06-22 기아자동차주식회사 자동차용 리클라이닝 장치의 회전축 구조
DE202004019560U1 (de) * 2004-12-18 2005-03-31 Faurecia Autositze Gmbh & Co Lehnenrahmen für einen Fahrzeugsitz
DE102006051270B3 (de) * 2006-10-31 2008-05-15 Keiper Gmbh & Co.Kg Fahrzeugsitz, insbesondere Kraftfahrzeugsitz
DE102007044129A1 (de) * 2007-09-15 2009-03-19 Faurecia Autositze Gmbh Rückenlehne für einen Fahrzeugsitz
DE102009016061B4 (de) * 2009-03-31 2019-08-08 Scherdel Marienberg Gmbh Lagerung für Fahrzeugsitze
US8348346B2 (en) * 2010-04-22 2013-01-08 Ford Global Technologies, Llc Recliner with dual functions
DE102013003790B3 (de) * 2012-12-10 2014-02-20 Keiper Gmbh & Co. Kg Fahrzeugsitz

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Also Published As

Publication number Publication date
CN106794784A (zh) 2017-05-31
CN106794784B (zh) 2019-09-17
DE102014220405A1 (de) 2016-04-14
DE102014220405B4 (de) 2021-11-18
WO2016055563A1 (fr) 2016-04-14
US20180236906A1 (en) 2018-08-23

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