WO2010017856A1 - Logement pour appuie-tête - Google Patents

Logement pour appuie-tête Download PDF

Info

Publication number
WO2010017856A1
WO2010017856A1 PCT/EP2009/004058 EP2009004058W WO2010017856A1 WO 2010017856 A1 WO2010017856 A1 WO 2010017856A1 EP 2009004058 W EP2009004058 W EP 2009004058W WO 2010017856 A1 WO2010017856 A1 WO 2010017856A1
Authority
WO
WIPO (PCT)
Prior art keywords
headrest
receptacle
guide tubes
cross member
cross
Prior art date
Application number
PCT/EP2009/004058
Other languages
German (de)
English (en)
Inventor
Gregor KRÖNER
Sandra Kieser
Original Assignee
Brose Fahrzeugteile Gmbh & Co.
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 Brose Fahrzeugteile Gmbh & Co. filed Critical Brose Fahrzeugteile Gmbh & Co.
Publication of WO2010017856A1 publication Critical patent/WO2010017856A1/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
    • B60N2/80—Head-rests
    • B60N2/806—Head-rests movable or adjustable
    • B60N2/809—Head-rests movable or adjustable vertically slidable
    • 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
    • B60N2/80—Head-rests
    • B60N2/897—Head-rests with sleeves located in the back-rest for guiding the rods of the head-rest

Definitions

  • the invention relates to a headrest mount for attaching a headrest to a back frame of a vehicle seat, in particular a vehicle seat of a motor vehicle.
  • a vehicle seat of a motor vehicle normally includes a backrest to which a headrest is attached.
  • the headrest is mainly used to protect against (neck) injury to a vehicle occupant in an accident.
  • the headrest comprises a padded head part, on which the intended occupant of the head of the occupant, and two headrest straps, with which the headrest can be inserted into a located on the backrest headrest receptacle.
  • the headrest is usually height adjustable relative to the seat back.
  • the headrest straps are displaceably guided in the headrest receptacle, and can be fixed in several positions by latching.
  • the backrest usually has a support frame made of sheet steel (hereinafter referred to as a back frame), which comprises an approximately formed as a U-profile cross-beam in the upper region.
  • a back frame made of sheet steel
  • passages ie bushings with a collar-like converted edge
  • this cross-beam serves as a headrest receptacle.
  • two mutually aligned passages are provided per male headrest bracket, which are introduced in juxtaposition to one another in the U-legs of the cross-beam.
  • headrest sleeves which then each directly receive a headrest strap.
  • two steel tubes are often welded to the cross-beam instead of the passages, in which in turn the headrest sleeves are inserted.
  • a head restraint seat formed from passages of the upper crossbeam is indeed comparatively easy and inexpensive to manufacture. But it usually ensures only a relatively unstable support the headrest bracket.
  • a head restraint receptacle formed from welded steel tubes is considerably more stable, but disadvantageous with regard to greater weight and higher production costs.
  • the invention has for its object to provide a headrest mount, which is suitable for stable leadership of a headrest with low weight.
  • the headrest receptacle is made as a one-piece plastic component, in particular injection molded part. It includes two guide tubes, each serving to receive a headrest bracket. These two guide tubes are rigidly connected by a cross member.
  • the headrest mount can be fastened to the backrest frame of a vehicle seat, in particular to the upper crossbar of the backrest frame.
  • the headrest mount advantageously has a comparatively low weight.
  • the rigid connection of the guide tubes through the cross member while still a high stability, and accordingly a good, in particular low-backlash guidance of the headrest bracket is achieved.
  • the headrest receptacle can hold a comparatively high weight, for example a headrest with integrated "rear-seat entertainment" (for example a screen). proper headrest recording is still easy and inexpensive to produce.
  • the cross member in an advantageous embodiment of the invention, a hook-like locking element which is adapted to engage in a recess of the back frame, in particular the cross-beam.
  • the latching element has in particular the shape of an essentially T-shaped armature in cross-section.
  • the cross member and / or the guide tubes may be provided with a plurality of latching elements, in particular with clips or hooks, which correspond respectively to corresponding receptacles on the backrest frame.
  • one or more hook-like latching elements may alternatively be provided on the backrest frame, in particular the crossbar, and corresponding receptacles on the headrest receptacle.
  • the cross member is mounted approximately centrally in the longitudinal direction of the guide tubes.
  • the guide tubes protrude beyond the cross member on both sides so that the headrest receptacle in plan view forms a contour similar to a letter H. Since the crosspiece is normally designed as a U-profile open towards the seat back, the headrest receptacle formed in this way can be attached to the Crossbar are mounted so that the cross member is received in the interior of the crossbeam, while the guide tubes each in two opposite (each introduced into the leg surfaces of the U-profile) recesses hedge, each protruding beyond the flanks held in the crossbeam.
  • the guide tubes are formed as an approximately square hollow profile.
  • the guide tubes are adapted to receive a headrest sleeve.
  • the headrest sleeve serves for low-backlash guidance of the headrest bracket in the guide tube.
  • the headrest sleeve preferably has a latching mechanism with which the headrest can be releasably fixed.
  • each of the guide tubes has a round cross-sectioned bore.
  • the guide tubes are provided for directly receiving and guiding the headrest brackets.
  • the inner diameter of the bore therefore corresponds approximately to the outer diameter of the headrest strap to be introduced.
  • a latching mechanism for releasably locking the headrest strap is expediently integrated into the guide tubes, in particular integrated in one piece.
  • FIG. 1 in an exploded view of the backrest frame of a vehicle seat back, attachable to the backrest frame headrest receptacle, two headrest sleeves, and a headrest,
  • FIG. 2 is a perspective view of a central portion of a cross-beam of the back frame according to FIG. 1,
  • FIG. 3 is a side view of the headrest receptacle of FIG. 1,
  • Fig. 4 in plan view of an upper side of the headrest receptacle according to
  • FIG. 5 in illustration of FIG. 3, the headrest receptacle in at the
  • FIG. 6 is a detail view of an introduced into the cross-beam of FIG. 2 detent opening for locking the headrest receptacle
  • FIG. 7 in illustration of FIG. 4, the headrest receptacle in a second embodiment.
  • Corresponding parts and sizes are always provided with the same reference numerals in all figures.
  • Fig. 1 shows a schematic exploded view of a (only partially shown) back frame 1 of a vehicle seat, a headrest receptacle 2, which is attachable to the back frame 1, two insertable into the headrest receptacle 2 headrest sleeves 3 and a headrest 4, which intended by using the headrest receptacle and the headrest sleeves 3 is to be attached to the back frame 1.
  • the back frame 1 is shown in the direction of a front side 5.
  • front side 5 that side is designated, which shows at the intended purpose built in a vehicle back frame 1 forward, so possibly facing a seat occupant vehicle occupant.
  • the opposite side is referred to as the back 6 (Fig. 2).
  • the in the installed state of a vehicle ceiling facing side is called the top 7, the opposite - a vehicle floor facing - side is referred to as the bottom 8.
  • top”, bottom, front and “back” and the corresponding terms “top”, “bottom”, “front” and “rear” refer to the intended orientation of the back frame 1 in the vehicle and are used in the following regardless of the actual position of the back frame 1 in the surrounding space.
  • top, bottom, front and “rear” are also used accordingly for the other components of the vehicle seat in their respective intended mounted on the back frame 1 state.
  • the backrest frame 1 is essentially formed of two approximately vertically arranged side parts 10 and two of these side parts 10 each end connecting horizontal crossbars.
  • Fig. 1 of the latter only an upper cross-beam 12 is visible, which connects the upper ends of the side parts 10 together.
  • the cross-beam 12 shown in more detail in Fig. 2 is as Punching-bending part made of sheet steel with a U-profile open towards the rear 6. Accordingly, it comprises a base surface 13 facing the front side 5, from which an upper side surface 14 and a lower side surface 15 are angled approximately at right angles.
  • the headrest receptacle 2 shown in more detail in FIGS. 3 and 4 is made of plastic as an integral injection molded part. It essentially comprises two parallel guide tubes 20, which are rigidly and integrally connected to each other by means of a bridge-like cross member 21.
  • the cross member 21 in this case - seen in the longitudinal direction of the guide tubes 20 - each approximately centrally on the circumference of the guide tubes 20, so that each of the guide tubes 20 respectively projects up and down over the cross member 21.
  • the headrest receptacle 2 thus has, in the plan view according to FIG. 1, essentially the contour of a letter "H".
  • Each of the guide tubes 20 has - as can be seen in particular from FIG. 4 - an approximately square cross-section.
  • Each of the guide tubes 3 encloses a bore 22 (FIG. 4) which likewise has an approximately square cross-section.
  • the headrest receptacle 2 can be fixed to the crossbar 12 by means of a latching connection 23.
  • the latching connection 23 comprises an approximately centrally mounted on a front side of the cross member 21 latching projection 24 and an approximately centrally introduced into the base 13 of the crossbar 12 latching opening 25 (in Fig. 1 and 2 only schematically shown).
  • the latching projection 24 is substantially rectangular in plan view from the front (according to FIG. 1), in side view (according to FIG. 3) and in plan view from above (according to FIG. 4) approximately T-shaped and comprises a comparatively thin neck 26 on the free end in a widened head 27 passes.
  • the cross member 21 lies in the area between the base area 13 and the leg surfaces 14 and 15 spanned inner space 28 (FIG. 5) of the cross member 12 a.
  • the guide tubes 20 of the headrest receptacle 2 protrude - as can be seen in FIG. 5 - through both the top side 7 and the bottom side 8 through the leg surfaces 14 and 15 of the cross member 12.
  • the leg surfaces 14 and 15 are provided with corresponding incisions 29 (FIG. 2) which are substantially adapted to the outer contour of the guide tubes 20.
  • the introduced into the crossbeam 12 detent opening 25 is formed in profile approximately T-shaped. In an upper region, it has a broadened insertion section 30 forming the "T-roof", through which the head 27 of the latching projection 24 (indicated by dashed lines in Fig. 6) can be passed 31, whose width is approximately equal to the width of the neck 26, and thus in particular falls below the width of the head 27.
  • the vertical edges of the holding portion 31 are provided with (here sawtooth-shaped) holding means 32.
  • the latching projection 24 is first passed through the latching opening 25 with the head 26. Subsequently, the headrest receptacle 2 is moved downward, so that the latching projection 24 is pressed with its neck 26 in the holding portion 31 of the latching opening 25. By toothing of the neck 26 with the holding means 32 of the locking projection 24 in this case is permanently fixed in the latching opening 25.
  • the headrest sleeves 3 are the headrest receptacle 2 and two headrest brackets 40 of the headrest 4 interposed.
  • the headrest sleeves 3 serve each head restraint sleeve 3 has a shank 41 with which the head restraint sleeve 3 can be inserted into the associated guide tube 20 of the head restraint holder 2 ,
  • At an upper end of the shaft 41 of each headrest sleeve 3 is in a head-like broadened visible part 42 over.
  • the visible part 42 serves as a stop which limits the insertion path of the head restraint sleeve 3 into the associated guide tube 20.
  • the visible part 42 also forms the outward from the seat padding completion of the headrest attachment.
  • the shaft 41 and the visible part 42 are traversed by a (not shown) bore into which the corresponding headrest bracket 40 of the headrest 4 can be inserted.
  • the free diameter of this bore is in this case adapted to the diameter of the headrest bracket 40, so that the headrest bracket 40 is slidably guided substantially free of play in the bore.
  • At least one of the headrest sleeves 3 is (not shown in detail) provided in the region of the viewing part 42 with a manually and tool-free releasable latching mechanism. With the latching mechanism, the headrest 1 can be locked in the longitudinal direction of the headrest bracket 34 reversibly in one of several height positions.
  • Fig. 7 shows the headrest receptacle 2 in a second embodiment.
  • This second embodiment corresponds structurally essentially to the first embodiment described in connection with FIGS. 1 to 4.
  • the introduced into the guide tubes 20 bore 22 has a circular cross-section.
  • the guide tubes 20 are provided in this embodiment for direct guidance of the headrest bracket 40. Accordingly, the free diameter of the bore corresponds approximately to the outer diameter of the headrest bracket 40th
  • This modified headrest sleeve is optionally carried out integrally with the headrest receptacle 2 or materially connected to the headrest receptacle 2 (in particular welded or glued).
  • the headrest sleeve can also be locked or screwed to the respective guide tube 20.
  • a catch for the headrest stirrups in particular in the form of an integrally molded latching hook, be integrated into a guide tube 20, while a separate visible part contains only an actuating or locking mechanism for this latching.
  • the headrest receptacle 2 are on the rear side (ie facing away from the latching projection 24) side optionally one or more fasteners in the form of holes, snap hooks, clips or the like.
  • a rear seat entertainment module for playing provided by audio and / or visual media (rear seat entertainment) or cables.

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Seats For Vehicles (AREA)

Abstract

L'invention concerne un logement pour appuie-tête (2) qui, avec un poids réduit, convient pour un guidage stabilisé d'un appuie-tête (4). Le logement pour appuie-tête (2) peut être fixé à une traverse (12) d'un cadre de dossier (1) d'un siège de véhicule. Le logement pour appuie-tête (2) comprend deux tubes de guidage (20) respectivement destinés à accueillir un étrier d'appuie-tête (40) ainsi qu'un support transversal (21) qui relie entre eux les tubes de guidage (20) de manière rigide. Les tubes de guidage (20) sont réalisés d'un seul tenant avec le support transversal (21) sous la forme d'une pièce en matière plastique.
PCT/EP2009/004058 2008-08-13 2009-06-05 Logement pour appuie-tête WO2010017856A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008038850A DE102008038850A1 (de) 2008-08-13 2008-08-13 Kopfstützenaufnahme
DE102008038850.5 2008-08-13

Publications (1)

Publication Number Publication Date
WO2010017856A1 true WO2010017856A1 (fr) 2010-02-18

Family

ID=41036731

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/004058 WO2010017856A1 (fr) 2008-08-13 2009-06-05 Logement pour appuie-tête

Country Status (2)

Country Link
DE (1) DE102008038850A1 (fr)
WO (1) WO2010017856A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014524386A (ja) * 2011-08-24 2014-09-22 ジョンソン・コントロールズ・ゲー・エム・ベー・ハー シート構造物へのヘッドレスト支柱の接続要素
WO2017216138A1 (fr) 2016-06-13 2017-12-21 Adient Luxembourg Holding S.à.r.l. Procédé de fabrication d'une structure de dossier pour un siège de véhicule ainsi que structure de dossier pour un siège de véhicule

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2960492B1 (fr) * 2010-05-27 2012-05-04 Peugeot Citroen Automobiles Sa Systeme de reception en coulissement de tiges d'appui-tete
DE102010024637B4 (de) * 2010-06-22 2018-05-30 Adient Luxembourg Holding S.À R.L. Kopfstütze
DE102010024715A1 (de) * 2010-06-23 2011-12-29 Volkswagen Ag Rückenlehne eines Kraftfahrzeugsitzes
EP2546099B1 (fr) * 2011-07-13 2019-04-03 C.R.F. Società Consortile per Azioni Dossier de siège pour véhicule à moteur
DE102013005246B4 (de) 2013-03-27 2023-08-10 Grammer Aktiengesellschaft Lagervorrichtung sowie Fahrzeugsitz mit einer Lagervorrichtung
DE102015016655A1 (de) 2015-12-19 2017-06-22 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Vorrichtung zum Lagern einer Kopfstütze in einer Sitzstruktur eines Fahrzeugsitzes

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3805957A1 (de) * 1987-02-28 1988-09-08 Aisin Seiki Kopfstuetzenvorrichtung
DE19755580A1 (de) * 1997-12-15 1999-06-17 Bayerische Motoren Werke Ag Aufnahmeelement einer Höhenverstelleinrichtung für eine Kopfstütze eines Fahrzeugsitzes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19622147B4 (de) * 1996-06-01 2010-07-01 GM Global Technology Operations, Inc., Detroit Halterung für eine Kopfstütze eines Kraftfahrzeugsitzes
DE102006052703B4 (de) * 2006-11-07 2011-02-03 Johnson Controls Gmbh Rückenlehne mit Kopfstützhülse zur Anbringung eines Bauteils

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3805957A1 (de) * 1987-02-28 1988-09-08 Aisin Seiki Kopfstuetzenvorrichtung
DE19755580A1 (de) * 1997-12-15 1999-06-17 Bayerische Motoren Werke Ag Aufnahmeelement einer Höhenverstelleinrichtung für eine Kopfstütze eines Fahrzeugsitzes

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014524386A (ja) * 2011-08-24 2014-09-22 ジョンソン・コントロールズ・ゲー・エム・ベー・ハー シート構造物へのヘッドレスト支柱の接続要素
US9321382B2 (en) 2011-08-24 2016-04-26 Johnson Controls Gmbh Connection element of the headrest poles on a seat structure
KR101620055B1 (ko) * 2011-08-24 2016-05-12 존슨 컨트롤스 게엠베하 시트 구조물에 대한 머리받이 기둥의 연결 요소
WO2017216138A1 (fr) 2016-06-13 2017-12-21 Adient Luxembourg Holding S.à.r.l. Procédé de fabrication d'une structure de dossier pour un siège de véhicule ainsi que structure de dossier pour un siège de véhicule

Also Published As

Publication number Publication date
DE102008038850A1 (de) 2010-02-18

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