FR2919538A1 - Headrest for seat of motor vehicle, has pallet with interlocking unit to assure mounting in rotation and locking unit along angular positions, where locking unit cooperates with branches of rod for realizing locking of rod - Google Patents

Headrest for seat of motor vehicle, has pallet with interlocking unit to assure mounting in rotation and locking unit along angular positions, where locking unit cooperates with branches of rod for realizing locking of rod Download PDF

Info

Publication number
FR2919538A1
FR2919538A1 FR0705672A FR0705672A FR2919538A1 FR 2919538 A1 FR2919538 A1 FR 2919538A1 FR 0705672 A FR0705672 A FR 0705672A FR 0705672 A FR0705672 A FR 0705672A FR 2919538 A1 FR2919538 A1 FR 2919538A1
Authority
FR
France
Prior art keywords
pallet
headrest
rod
locking
headrest according
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.)
Granted
Application number
FR0705672A
Other languages
French (fr)
Other versions
FR2919538B1 (en
Inventor
Xavier Bonfils
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.)
Centre dEtude et de Recherche pour lAutomobile CERA
Original Assignee
Centre dEtude et de Recherche pour lAutomobile CERA
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 Centre dEtude et de Recherche pour lAutomobile CERA filed Critical Centre dEtude et de Recherche pour lAutomobile CERA
Priority to FR0705672A priority Critical patent/FR2919538B1/en
Priority to EP08836071A priority patent/EP2183129A2/en
Priority to PCT/FR2008/001078 priority patent/WO2009043996A2/en
Publication of FR2919538A1 publication Critical patent/FR2919538A1/en
Application granted granted Critical
Publication of FR2919538B1 publication Critical patent/FR2919538B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/80Head-rests
    • B60N2/806Head-rests movable or adjustable
    • B60N2/838Tiltable
    • B60N2/841Tiltable characterised by their locking devices
    • B60N2/847Tiltable characterised by their locking devices with stepwise positioning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/80Head-rests
    • B60N2/806Head-rests movable or adjustable
    • B60N2/809Head-rests movable or adjustable vertically slidable

Abstract

The headrest (1) has reinforcement (2) formed with an inversed U shaped metal rod, and a pallet (4) made of injected plastic material. The pallet has an upper part mounted in rotation with respect to a central part of the U shaped rod. The pallet has an interlocking unit i.e. hook, assuring mounting in rotation, and a locking unit (6) along a predefined angular positions. The locking unit cooperates with branches (3) of the U shaped rod for realizing the locking of the rod. A shell (16) is associated with respect to a rear surface of the pallet.

Description

1 L'invention concerne un appui-tête de siège de véhicule automobile.The invention relates to a headrest of a motor vehicle seat.

Il est connu de réaliser un appui-tête de siège de véhicule automobile comprenant : • une armature formée d'une tige, notamment métallique, en forme de U renversé, les branches dudit U étant destinées à être montées en haut du dossier dudit siège, • une palette en matière plastique injectée dont la partie supérieure est montée en rotation par rapport à la partie centrale du U de sorte à permettre un réglage angulaire de sa position pour assurer un confort d'appui optimal de la tête de l'utilisateur.  It is known to make a headrest of a motor vehicle seat comprising: an armature formed of a rod, in particular a metal rod, in the shape of an inverted U, the arms of said U being intended to be mounted at the top of the backrest of said seat; • an injected plastic pallet whose upper part is rotatably mounted relative to the central portion of the U so as to allow an angular adjustment of its position to ensure optimal comfort of support of the head of the user.

Cependant, les réalisations existantes sont complexes et coûteuses.  However, the existing achievements are complex and expensive.

L'invention a pour but de pallier ces inconvénients.  The invention aims to overcome these disadvantages.

A cet effet, l'invention propose un appui-tête de siège de véhicule automobile comprenant : • une armature formée d'une tige en forme de U renversé, • une palette en matière plastique injectée dont la partie supérieure est montée en rotation par rapport à la partie centrale du U, ladite palette comprenant, moulés d'une pièce avec elle : • un moyen d'emboîtement assurant son montage en rotation, • un moyen de blocage selon une pluralité de positions angulaires prédéfinies, ledit moyen de blocage coopérant avec au moins une des branches du U pour réaliser le blocage.  For this purpose, the invention proposes a motor vehicle seat headrest comprising: an armature formed of an inverted U-shaped rod, an injected plastic pallet whose upper part is rotated relative to at the central part of the U, said pallet comprising, integrally molded with it: • an interlocking means ensuring its rotational mounting, • a locking means according to a plurality of predefined angular positions, said locking means co-operating with at least one of the branches of the U to achieve the blockage.

Dans cette description, les termes de positionnement dans l'espace (supérieur, inférieur, avant, arrière,...) sont pris en référence à l'appui-tête disposé dans le véhicule.  In this description, the positioning terms in the space (upper, lower, front, rear, ...) are taken with reference to the headrest disposed in the vehicle.

L'agencement proposé permet de réaliser de façon particulièrement simple et économique un appui-tête dont la palette est réglable en inclinaison.  The proposed arrangement makes it possible to achieve a particularly simple and economical way a headrest whose pallet is adjustable in inclination.

D'autres particularités et avantages de l'invention apparaîtront dans la 5 description qui suit, faite en référence aux figures jointes dans lesquelles : • la figure 1 est une vue en perspective éclatée d'un appui-tête selon une réalisation, • la figure 2 est une vue en perspective de la face arrière de la palette, selon la réalisation de la figure 1, 10 • la figure 3 est une vue en perspective de la face arrière de la palette, selon la réalisation de la figure 1, montée en rotation sur l'armature et selon différents réglages angulaires, • la figure 4 est une représentation schématique en perspective d'une zone de séparation entre deux crans, selon une réalisation particulière. 15 En référence aux Figures, on décrit un appui-tête 1 de siège de véhicule automobile comprenant : • une armature 2 formée d'une tige, notamment métallique, en forme de U renversé, les branches 3 dudit U étant destinées à être montées en haut 20 du dossier dudit siège, • une palette 4 en matière plastique injectée dont la partie supérieure est montée en rotation par rapport à la partie centrale du U de sorte à permettre un réglage angulaire de sa position, afin d'optimiser le confort d'appui du passager, 25 ladite palette comprenant, moulés d'une pièce avec elle : • un moyen d'emboîtement 5 assurant son montage en rotation, • un moyen de blocage 6 selon une pluralité de positions angulaires prédéfinies, ledit moyen de blocage coopérant avec au moins une des branches 3 du U pour réaliser le blocage. 30 Le moyen d'emboîtement 5 comprend au moins un - ici deux - crochet 17 élastiquement déforrnable emboîté en contact serrant sur l'armature 2.  Other features and advantages of the invention will become apparent from the following description, with reference to the appended figures in which: FIG. 1 is an exploded perspective view of a headrest according to one embodiment, FIG. 2 is a perspective view of the rear face of the pallet, according to the embodiment of FIG. 1; FIG. 3 is a perspective view of the rear face of the pallet, according to the embodiment of FIG. rotation on the armature and according to different angular adjustments, • Figure 4 is a schematic perspective representation of a separation zone between two notches, according to a particular embodiment. Referring to the Figures, there is described a headrest 1 of a motor vehicle seat comprising: an armature 2 formed of a stem, in particular a metallic rod, in the shape of an inverted U, the arms 3 of said U being intended to be mounted in 20 of the back of said seat, • a pallet 4 injected plastic whose upper portion is rotatably mounted relative to the central portion of the U so as to allow an angular adjustment of its position, to optimize the comfort of passenger support, said pallet comprising, molded in one piece with it: • an interlocking means 5 ensuring its rotational mounting, • a locking means 6 according to a plurality of predefined angular positions, said locking means co-operating with at least one of the branches 3 of the U to achieve the blocking. The nesting means 5 comprises at least one - here two - elastically deformable hook 17 fitted in tight contact on the frame 2.

Le moyen de blocage 6 comprend au moins une patte 7 saillante en partie inférieure arrière de. la palette 4, ladite patte étant disposée en appui contre une branche 3 du U et comprenant une pluralité de crans 8 agencés pour recevoir ladite branche, ladiite patte se déformant élastiquement, dans son ensemble et/ou localement, lors du passage d'un cran 8 à l'autre, chacun desdits crans définissant une position angulaire prédéfinie de ladite palette. Dans le mode de réalisation représenté, deux pattes 7 sont prévues respectivement en appui contre chaque branche 3.  The locking means 6 comprises at least one lug 7 projecting in the lower rear part of. the pallet 4, said tab being placed in abutment against a branch 3 of the U and comprising a plurality of notches 8 arranged to receive said branch, said leg deforming elastically, as a whole and / or locally, during the passage of a notch 8 to each other, each of said notches defining a predefined angular position of said pallet. In the embodiment shown, two lugs 7 are respectively provided against each leg 3.

La patte 7 comprend une ouverture 9 en oblong s'étendant le long de ladite patte, ladite ouverture étant pourvue de crans 8 et recevant la branche 3 du U en contact serrant, les parois de ladite ouverture s'écartant l'une de l'autre élastiquement lors du passage d'un cran 8 à l'autre.  The lug 7 comprises an oblong opening 9 extending along said lug, said opening being provided with notches 8 and receiving the leg 3 of the U in close contact, the walls of said opening diverging from one of the another elastically when passing from one notch 8 to the other.

Comme représenté en figure 4, au moins une zone de séparation 10 entre deux crans 8, située notamment en extrémités d'ouverture où les parois peuvent difficilement s'écarter l'une de l'autre, peut être prévue élastiquement déformable. La zone 10 est ici formée d'une saillie 11, ladite saillie étant montée sur une patte 12 rétractable élastiquement.  As shown in Figure 4, at least one separation zone 10 between two notches 8, located in particular at the opening ends where the walls can hardly deviate from one another, can be provided elastically deformable. Zone 10 is here formed of a projection 11, said projection being mounted on a tab 12 elastically retractable.

La face avant de la palette 4 est recouverte d'un bloc 13 de matériau souple formant coussin d'appui. Sur la réalisation représentée, le bloc 13 est sous une couche d'un revêtement 14, ledit bloc étant notamment sous forme de mousse.  The front face of the pallet 4 is covered with a block 13 of flexible material forming a support cushion. On the embodiment shown, the block 13 is under a layer of a coating 14, said block being in particular in the form of foam.

En variante non représentée, un bloc 13 séparé pourrait être interposé entre le revêtement 14 et la palette 4.  Alternatively not shown, a separate block 13 could be interposed between the coating 14 and the pallet 4.

Le bloc 13 est revêtu d'un matériau de revêtement 14.  Block 13 is coated with a coating material 14.

La périphérie - ici en face arrière - de la palette 4 comprend une pluralité de picots 15 plantés dans la périphérie du matériau de revêtement 14 une fois tendu, de sorte à assurer sa fixation.  The periphery - here on the rear face - of the pallet 4 comprises a plurality of pins 15 planted in the periphery of the covering material 14 once tensioned, so as to ensure its fixation.

Une coque 16 est associée en regard de la face arrière de la palette 4, ladite coque masquant les picots 15. La coque 16 s'étendant ici en arrière de l'armature 2, elle comprend des ouvertures en oblong, non représentées, correspondant à celles des pattes 7, ceci afin de permettre la rotation de la palette 4 par rapport à l'armature 2.  A shell 16 is associated facing the rear face of the pallet 4, said shell masking the pins 15. The shell 16 extending here behind the frame 2, it comprises oblong openings, not shown, corresponding to those of the legs 7, in order to allow the rotation of the pallet 4 with respect to the frame 2.

Claims (4)

REVENDICATIONS 1. Appui-tête (1) de siège de véhicule automobile comprenant : • une armature (2) formée d'une tige en forme de U renversé, • une palette (4) en matière plastique injectée dont la partie supérieure est montée en rotation par rapport à la partie centrale du U, ledit appui-tête étant caractérisé en ce que ladite palette comprend, moulés d'une pièce avec elle : • un moyen d'emboîtement (5) assurant son montage en rotation, • un moyen de blocage (6) selon une pluralité de positions angulaires prédéfinies, ledit moyen de blocage coopérant avec au moins une des branches (3) du U pour réaliser le blocage.  Motor vehicle headrest (1) comprising: an armature (2) formed of an inverted U-shaped rod; an injected plastic pallet (4) whose upper part is rotatably mounted; relative to the central part of the U, said headrest being characterized in that said pallet comprises, molded in one piece with it: • an interlocking means (5) ensuring its rotational mounting, • a locking means (6) according to a plurality of predefined angular positions, said locking means cooperating with at least one of the branches (3) of the U to achieve the blocking. 2. Appui-tête selon la revendication 1, caractérisé en ce que le moyen d'emboîtement (5) comprend au moins un crochet (17) élastiquement déformable qui est emboîté en contact serrant sur l'armature (2).  2. Headrest according to claim 1, characterized in that the interlocking means (5) comprises at least one hook (17) elastically deformable which is engaged in tight contact on the armature (2). 3. Appui-tête selon l'une quelconque des revendications 1 ou 2, caractérisé en ce que le moyen de blocage (6) comprend au moins une patte (7) saillante en partie inférieure arrière de la palette (4), ladite patte étant disposée en appui contre une branche (3) du U et comprenant une pluralité de crans (8) agencés pour recevoir ladite branche, ladite patte se déformant élastiquement lors du passage d'un cran (8) à l'autre, chacun desdits crans définissant une position angulaire prédéfinie de ladite palette.  3. Headrest according to any one of claims 1 or 2, characterized in that the locking means (6) comprises at least one tab (7) projecting in the lower rear portion of the pallet (4), said tab being disposed in abutment against a branch (3) of the U and comprising a plurality of notches (8) arranged to receive said branch, said tab deforming elastically during the passage of a notch (8) to the other, each of said notches defining a predefined angular position of said pallet. 4. Appui-tête selon la revendication 3, caractérisé en ce que la patte (7) comprend une ouverture (9) en oblong s'étendant le long de ladite patte, ladite ouverture étant pourvue de crans (8) et recevant la branche (3) du U en contact serrant, les parois de ladite ouverture s'écartant l'une de l'autre élastiquement lors du passage d'un cran (8) à l'autre. . Appui-tête selon la revendication 4, caractérisé en ce qu'au moins une zone de séparation (10) entre deux crans (8) est élastiquement déformable. 6. Appui-tête selon l'une quelconque des revendications 1 à 5, caractérisé en 5 ce que la face avant de la palette (4) est recouverte d'un bloc (13) de matériau souple formant coussin d'appui. 7. Appui-tête selon la revendication 6, caractérisé en ce que le bloc (13) est revêtu d'un matériau de revêtement (14). 8. Appui-tête selon la revendication 7, caractérisé en ce que la périphérie de la palette (4) comprend une pluralité de picots (15) plantés dans la périphérie du matériau de revêtement (14) une fois tendu, de sorte à assurer sa fixation. 15 9. Appui-tête selon la revendication 8, caractérisé en ce que une coque (16) est associée en regard de la face arrière de la palette (4), ladite coque masquant les picots (15).10  4. Headrest according to claim 3, characterized in that the tab (7) comprises an opening (9) oblong extending along said tab, said opening being provided with notches (8) and receiving the branch ( 3) of the U in tight contact, the walls of said opening apart from each other elastically when passing from one notch (8) to the other. . Headrest according to claim 4, characterized in that at least one separation zone (10) between two notches (8) is elastically deformable. 6. Headrest according to any one of claims 1 to 5, characterized in that the front face of the pallet (4) is covered with a block (13) of flexible material forming a support cushion. Headrest according to claim 6, characterized in that the block (13) is coated with a coating material (14). 8. Headrest according to claim 7, characterized in that the periphery of the pallet (4) comprises a plurality of pins (15) planted in the periphery of the coating material (14) once tensioned, so as to ensure its fixation. 9. Headrest according to claim 8, characterized in that a shell (16) is associated facing the rear face of the pallet (4), said shell masking the pins (15) .10
FR0705672A 2007-08-02 2007-08-02 HEADREST COMPRISING A ROTATED PALLET ON THE REINFORCEMENT Expired - Fee Related FR2919538B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0705672A FR2919538B1 (en) 2007-08-02 2007-08-02 HEADREST COMPRISING A ROTATED PALLET ON THE REINFORCEMENT
EP08836071A EP2183129A2 (en) 2007-08-02 2008-07-21 Headrest comprising a plate mounted to rotate on the fitting
PCT/FR2008/001078 WO2009043996A2 (en) 2007-08-02 2008-07-21 Headrest comprising a plate mounted to rotate on the fitting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0705672A FR2919538B1 (en) 2007-08-02 2007-08-02 HEADREST COMPRISING A ROTATED PALLET ON THE REINFORCEMENT

Publications (2)

Publication Number Publication Date
FR2919538A1 true FR2919538A1 (en) 2009-02-06
FR2919538B1 FR2919538B1 (en) 2009-10-23

Family

ID=39109347

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0705672A Expired - Fee Related FR2919538B1 (en) 2007-08-02 2007-08-02 HEADREST COMPRISING A ROTATED PALLET ON THE REINFORCEMENT

Country Status (3)

Country Link
EP (1) EP2183129A2 (en)
FR (1) FR2919538B1 (en)
WO (1) WO2009043996A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5887409B2 (en) * 2011-09-07 2016-03-16 ジョンソン・コントロールズ・ゲー・エム・ベー・ハー Height adjustable headrest for vehicle seat and vehicle seat with height adjustable headrest
US9511696B2 (en) 2015-05-06 2016-12-06 Daimay North America Automotive, Inc. Rotatable headrest assembly

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005068251A1 (en) * 2004-01-19 2005-07-28 Kongsberg Automotive Ab Improved head restraint
FR2879141A1 (en) * 2004-12-15 2006-06-16 Renault Sas Bird`s beak type headrest for retractable passenger seat of motor vehicle, has front and rear parts that are remote from each other in open position, for being placed in support on both sides of upper zone of backrest
DE102005045045A1 (en) * 2005-09-21 2007-03-29 Schukra Gerätebau AG Adjustable headrest

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005068251A1 (en) * 2004-01-19 2005-07-28 Kongsberg Automotive Ab Improved head restraint
FR2879141A1 (en) * 2004-12-15 2006-06-16 Renault Sas Bird`s beak type headrest for retractable passenger seat of motor vehicle, has front and rear parts that are remote from each other in open position, for being placed in support on both sides of upper zone of backrest
DE102005045045A1 (en) * 2005-09-21 2007-03-29 Schukra Gerätebau AG Adjustable headrest

Also Published As

Publication number Publication date
FR2919538B1 (en) 2009-10-23
WO2009043996A3 (en) 2009-05-28
EP2183129A2 (en) 2010-05-12
WO2009043996A2 (en) 2009-04-09

Similar Documents

Publication Publication Date Title
EP2768699B1 (en) Vehicle foot-rest
FR2940209A1 (en) DEVICE FOR FIXING A ROOF GALLERY SYSTEM.
FR3078513A1 (en) FIXING BRACKET FOR ELECTRONIC HOUSING FOR MOUNTING IN THE SIDE OF A MOTOR VEHICLE BOX.
WO2014131963A1 (en) Motor vehicle seat having a reversible sitting part comprising locking means
FR2919538A1 (en) Headrest for seat of motor vehicle, has pallet with interlocking unit to assure mounting in rotation and locking unit along angular positions, where locking unit cooperates with branches of rod for realizing locking of rod
WO2016012680A1 (en) Safety device having an interface part positioned with respect to the airbag housing, for a vehicle seat
FR2939085A1 (en) Cover attaching system for seat element e.g. base, for motor vehicle, has sectioned bar fixed to internal surface of cover, and provided with elastically deformable wings to cooperate with part to fix cover in removable manner
FR3011207A1 (en) VEHICLE SEAT ASSEMBLY COMPRISING A RIGID REINFORCEMENT WIRE AND VEHICLE SEAT COMPRISING SUCH A SEAT
EP2329987B1 (en) Head-rest for a vehicle seat and its corresponding manufacturing method
FR2996809A1 (en) Head-rest for seat of motor vehicle, has rigid structure comprising outer face in form of network of ribs covered with molded foam block that includes skin placed outside, where foam has hardness greater than specific value
WO2012153023A2 (en) Fastening device for a lining cover and a feet protector on a vehicle seat
FR3054175B1 (en) CAR SEAT MAINASSURE AND CORRESPONDING SEAT
FR2918187A1 (en) Pedal i.e. control pedal, cover device for motor vehicle i.e. passenger car, has adapter connected with base plate of pedals of vehicle, and screening plate provided with filling and compensation element made of rubber, plastic or metal
EP1712408B1 (en) Height adjustable headrest with a single support element.
FR3049519B1 (en) HEADREST FOR THE SEAT OF A MOTOR VEHICLE
EP1712407A1 (en) Height adjustable headrest with a single support element.
EP1806257B1 (en) Headrest comprising a flexible resting part in relation to an additional part forming at least a cervical rest
FR3045683A1 (en) ARRANGEMENT OF A DRAWING HANDLE ON A MOTOR VEHICLE DOOR
FR3097488A1 (en) Motor vehicle seat headrest
FR2878200A1 (en) Front seat base for urban motor vehicle, has lateral edges on which corresponding lateral edges of cushion are fixed, and delimiting central cavity permitting cushion to subside in cavity under passenger`s weight and to adapt his morphology
EP0088660B1 (en) Seat, especially, but not exclusively, for public transport vehicles
FR2955300A1 (en) Enclosure shell for enclosing rear of armature of backrest of seat of motor vehicle, has block, where connection zone between block and panel is thinned to form flexible hinge to allow block to be folded towards front with respect to panel
EP3760478A1 (en) Headrest for a motor vehicle seat
FR2982545A1 (en) Headrest for seat of motor vehicle, has grip fitted on metallic tubular structure in central part so as to enclose tubular structure, so that reinforcement plate is mounted in articulation with respect to structure
FR2956626A1 (en) Automobile seat element i.e. backrest, has cover with edges fixed on core that includes recess with T-shaped section, where one edge of cover is fixed on profile of C-shaped section inserted on recess

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20130430