EP3649011A1 - Dispositif d'ancrage pour la fixation amovible d'un siege enfant sur un siege arriere d'un vehicule automobile rabattable en portefeuille. - Google Patents
Dispositif d'ancrage pour la fixation amovible d'un siege enfant sur un siege arriere d'un vehicule automobile rabattable en portefeuille.Info
- Publication number
- EP3649011A1 EP3649011A1 EP18752803.9A EP18752803A EP3649011A1 EP 3649011 A1 EP3649011 A1 EP 3649011A1 EP 18752803 A EP18752803 A EP 18752803A EP 3649011 A1 EP3649011 A1 EP 3649011A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- anchoring device
- seat
- rings
- anchoring
- metal
- 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- Withdrawn
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
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
-
- 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
- B60N2/005—Arrangement or mounting of seats in vehicles, e.g. dismountable auxiliary seats
- B60N2/015—Attaching seats directly to vehicle chassis
-
- 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
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
- B60N2/2887—Fixation to a transversal anchorage bar, e.g. isofix
- B60N2/289—Fixation to a transversal anchorage bar, e.g. isofix coupled to the vehicle frame
Definitions
- the present invention relates to the field of removable attachment systems of a child seat in the rear seat of a motor vehicle, and in particular to those conforming to the ISOFIX standard.
- Child seats intended to be mounted on a seat of a motor vehicle make it possible to ensure the safety of children transported in road vehicles and especially motor vehicles.
- Child seats generally consist of a rigid shell fixed on a frame having fastening means for example to fix them in the rear seat of a motor vehicle.
- Children's seats with universal fastening means known by the name "ISOFIX”, standardized by the ISO 13216 standard, are known in particular, relating to a universal system for the removable attachment of a seat adapted to the morphology of the children on the bench seat. rear of motor vehicles.
- This anchoring system aims to avoid mounting errors that can occur with the universal models of these child seats because of their installation difficulties (belt too short, writhing, complex assembly scheme ...), and thus reduce the risk of injury in the event of a collision.
- the ISO 13216 standard specifies the dimensions, general requirements and static strength requirements of rigid anchorages intended to cooperate with the restraining devices for removable child seats for vehicle rear seats. It recommends having two rigid anchorages positioned in the area of the junction between the backrest and the seat of a vehicle rear seat, these anchors being dimensioned and positioned to allow easy and secure attachment of two metal clamps. matching locks located on each side of the child seats.
- These rigid anchors are generally constituted by a pair of U-shaped metal rings fixed by welding on the rear part of the seat frames of the seats forming the rear seat.
- the present invention therefore aims to provide an anchoring device for child seat compatible with such folding rear seat portfolio. It proposes for this purpose an anchoring device for the removable attachment of a child seat on a rear seat of a motor vehicle folding wallet, said anchoring device comprising two metal anchor rings mounted on at least one support member for to be moored to the floor of said vehicle;
- anchoring metal rings are pivotally mounted pivotably about a same transverse axis on said support member
- said device also comprising anti-rotation means intended to be fixed to said backrest frame of said rear seat and shaped so as to, in the service configuration of said anchoring device, rest in abutment on said rings in order to hold them firmly against a tubular cross member rear of the seat frame of said rear seat.
- metal anchor rings are pivotally mounted allows them to be folded backwards away from the seat of the rear seat so that they do not disturb the folding kinematics in the wallet position of this back seat.
- the presence of the anti-rotation means makes it possible to prevent any risk of rearward pivoting of these anchoring rings when they are hooked onto the ISOFIX attachment clips of the child seat on the latter.
- said anti-rotation means are constituted by a single bent wire provided to extend along the bottom rail of said backrest frame;
- said metal wire comprises two crenellated portions being arranged so as to rest each resting against a said corresponding ring;
- said metal wire comprises a third slot portion formed between said two portions and forming a top-tether anchorage point for said child seat; said device further comprises abutment means intended to be fixed on said rear crossmember and being able to cooperate, in the service configuration of said anchoring device, with said rings so as to prevent them from moving laterally with respect to said rear cross.
- said stop means comprise two pairs of metal guides capable of cooperating each with a curved portion of a lateral branch of a said corresponding ring;
- each said guide comprises a soleplate intended to be welded to said rear crossmember and at least one lateral flange bordering said soleplate;
- Each said guide has two said lateral flanges spaced transversely by a distance corresponding substantially to the width of the lateral branches of said rings;
- said guides are made by stamping from a metal sheet.
- said rings are rigidly connected to each other by means of two transverse metal rods fixed to each of them and respectively implanted below and above said curved portions.
- FIG. 1 is a rear perspective view of two adjoining rear seat seats and two anchoring devices according to the invention mounted partly on the floor of a motor vehicle and partly on the seats of the rear seat. ;
- FIGS. 4 to 6 are side elevational views illustrating the operating kinematics of an anchoring device according to the invention.
- Figure 1 shows a rear seat structure 1 of a motor vehicle, for example of tier two, mounted on the floor of this vehicle.
- the seat structure 1 consists of two independent seating structures 10, 20 arranged side by side in the width direction of the vehicle and having different dimensions: the first seat structure 10 for receiving the back of a single passenger representing approximately 40% of the total width of the seat frame, while the second seat structure 20 can accommodate up to two passengers is about 60% of the same width.
- Each of the seat structures 10, 20 comprises a seat frame 11, 21 and a backrest frame 12, 22 pivotally articulated on this seat 11, 21 along a transverse horizontal axis.
- the seat frame 11, 21 of each seat structure 10, 20 is pivotally mounted forward on the floor of the vehicle about a transverse horizontal axis by means of two pairs of legs 13, 23 welded to the seat. the front of this seat frame 11, 21 and articulated pivotally on two metal legs 14, 24 rigidly moored to the floor 2.
- Each of the seat structures 10, 20 is adapted to move from a deployed use position intended to accommodate one or more passengers and wherein the rear portion of its seat frame 11, 21 rests against the floor 2 without being fixed, to a position of portfolio to maximize the load of the vehicle and in which this frame of seat 11, 21 has tilted forwards in a substantially vertical position with the backrest frame 12, 22 which is folded against it.
- Each seat structure 10, 20 is further associated with a respective anchoring device 30 according to the invention for the removable attachment of a child seat (not shown in the figures) provided with ISOFIX locking metal grippers.
- the anchoring devices 30 each comprise an articulated subassembly 40 comprising two rectangular anchoring metal rings 50 mounted pivotably articulated about the same transverse axis on a metal support plate 60 fixed to the floor 2 of the vehicle.
- the two anchoring rings 50 extend on either side of a vertical longitudinal plane of symmetry and are each formed by a single bent wire whose two ends are welded together. one on the other.
- each of the rings 50 is preferably made of steel and has a diameter advantageously between 6 and 10 mm, for example 7 or 8 mm.
- Each anchoring ring 50 comprises two parallel inner 51 and outer 52 lateral branches, as well as two shorter upper and lower 53 (not visible in the figures) transverse branches and respectively connecting the upper and lower ends of these two lateral branches 51, 52.
- the two transverse branches 53 are straight, while the two lateral branches 51, 52 each have two lower curved portions 51A, 52A and upper 51B, 52B so as to give a certain concavity towards the front at each anchoring ring 50.
- the metal support plate 60 is made from a sheet cut and folded.
- Each anchoring ring 50 is pivotally mounted on the latter by its lower transverse branch which passes through a respective transverse hinge bearing 61 formed by folding on the plate 60 between two orifices 62 made by cutting.
- a cylindrical sleeve 63 made of a plastic material having a low coefficient of friction such that the polyacetal (POM) is advantageously interposed between each lower transverse branch and the bearing corresponding 61.
- Fixing the plate 60 on the floor 2 of the vehicle is here carried out by means of four not shown fastening screws passing through circular holes 64 formed in this plate 60.
- Subassembly 40 also has two metal rods
- each of these rods 71, 72 rigidly connecting to each other the two anchoring rings 50, each of these rods 71, 72 extending transversely between the two outer lateral branches 52 of the rings 50 and being welded thereto as well as to the two internal lateral branches 51.
- the two rods 71, 72 are respectively located below and above the upper curved portions 51B, 52B of the rings 50.
- the plate 60 also comprises a stop 65 extending substantially vertically from the rear edge of one of the orifices 62 and making it possible to limit the angular deflection towards the rear of the two anchoring rings 50.
- Each anchoring device 30 also comprises means 80 able to prevent the pivoting of its anchoring rings 50 towards the rear when they rest against the rear crossmember 11A, 21A of the seat frame 11, 21 of a corresponding seat structure in the deployed position of use (service configuration illustrated in Figures 1, 3 and 4).
- These anti-pivoting means are constituted by a single folded wire 80 extending transversely along the crosspiece lower 12A, 22A of the backrest frame 12, 22 of a corresponding seat structure 10, 20 and whose two ends are welded to the two lateral uprights 12B, 22B, 12C, 22C of this same frame (see FIGS. 6).
- this wire 80 has a diameter advantageously between 6 and 10 mm, for example, 7 or 8 mm.
- the wire 80 also advantageously comprises a third crenel portion 82 formed between the two portions 81 and forming an additional anchorage point of the top-tether type for the child seat.
- this wire 80 situated between two crenelated portions 81, 82 may also be welded to the lower cross member 12A, 22A of the backrest frame 12, 22.
- Each anchoring device 30 further comprises stop means 90 able to lock these anchoring rings laterally 50 in the service configuration.
- abutment means comprise two pairs of guides 90 advantageously made by stamping from a metal sheet and being fixed on the rear crossmember 11A, 21A of the seat frame 11, 21 of a corresponding seat structure 10, 20.
- Each of the guides 90 comprises a sole 91 having an arcuate profile matching the outer diameter of the rear cross member 11A, 21A and which is welded to the latter.
- Each guide 90 also comprises two parallel lateral flanges 92 bordering the sole and being spaced transversely by a distance substantially corresponding to the width of the lateral branches of the rings 50 (that is to say the diameter of the constituent wire).
- the guides 90 are arranged so that, in the service configuration of the device 30, each receive between their flanges 92 forming abutments the upper curved portion 51B, 52B of a lateral branch 51, 52 of a ring 50.
- the rings 50 are held firmly against the rear crossmember 11A, 21A of the seat frame 11, 21 by the anti-rotation threads 80 so as to avoid any risk of pivoting towards the rear of these rings 50 when hooking ISOFIX locking clips on both sides of a child seat.
- the anchoring rings have another profile (for example, plane) and / or the pivoting means of pivoting of the latter on the plate are different.
- the anti-rotation son and / or the lateral locking guides are also different.
- the anti-rotation threads may for example be devoid of the third crenellated portion forming an additional anchorage point of the top-tether type, while the locking guides may each comprise a single rim forming stop suitably arranged. Each of these locking guides may also consist of a single metal abutment welded to the rear cross member of the seat frame.
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Child & Adolescent Psychology (AREA)
- General Health & Medical Sciences (AREA)
- Seats For Vehicles (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1756368A FR3068651B1 (fr) | 2017-07-06 | 2017-07-06 | Dispositif d’ancrage pour la fixation amovible d’un siege enfant sur un siege arriere d’un vehicule automobile rabattable en portefeuille. |
PCT/FR2018/051578 WO2019008252A1 (fr) | 2017-07-06 | 2018-06-28 | Dispositif d'ancrage pour la fixation amovible d'un siege enfant sur un siege arriere d'un vehicule automobile rabattable en portefeuille. |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3649011A1 true EP3649011A1 (fr) | 2020-05-13 |
Family
ID=59859322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18752803.9A Withdrawn EP3649011A1 (fr) | 2017-07-06 | 2018-06-28 | Dispositif d'ancrage pour la fixation amovible d'un siege enfant sur un siege arriere d'un vehicule automobile rabattable en portefeuille. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3649011A1 (fr) |
BR (1) | BR112020000188A2 (fr) |
FR (1) | FR3068651B1 (fr) |
MA (1) | MA50978A (fr) |
WO (1) | WO2019008252A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111976844B (zh) * | 2020-08-20 | 2022-07-01 | 东风柳州汽车有限公司 | 车身地板总成、中排座椅安装结构及车辆 |
WO2024156044A1 (fr) * | 2023-01-23 | 2024-08-02 | Fca Fiat Chrysler Automóveis Brasil Ltda | Système de pliage de siège de véhicule pantographique |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19650087C1 (de) * | 1996-12-03 | 1997-12-04 | Faure Bertrand Sitztech Gmbh | Vorrichtung zur lösbaren Befestigung von Gegenständen, insbesondere von Kindersitzen, an einem Fahrzeugsitz mit klappbarer Rückenlehne |
FR2883524B1 (fr) * | 2005-03-24 | 2007-06-08 | Faurecia Sieges Automobile | Siege de vehicule automobile comportant des moyens de fixation d'un siege enfant |
FR2891210B1 (fr) * | 2005-09-29 | 2007-12-21 | Peugeot Citroen Automobiles Sa | Dispositif d'aide au relevage d'un siege de vehicule automobile a une position en portefeuille. |
US8573694B2 (en) | 2005-11-22 | 2013-11-05 | M & C Corporation | Method and apparatus for coupling Isofix bar to brackets that mount to vehicle body |
US9688166B2 (en) * | 2015-09-17 | 2017-06-27 | Ford Global Technologies, Llc | Rotatable anchors providing enhanced child restraint system interface accessibility |
-
2017
- 2017-07-06 FR FR1756368A patent/FR3068651B1/fr active Active
-
2018
- 2018-06-28 MA MA050978A patent/MA50978A/fr unknown
- 2018-06-28 BR BR112020000188-0A patent/BR112020000188A2/pt active Search and Examination
- 2018-06-28 WO PCT/FR2018/051578 patent/WO2019008252A1/fr unknown
- 2018-06-28 EP EP18752803.9A patent/EP3649011A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
MA50978A (fr) | 2020-10-14 |
FR3068651A1 (fr) | 2019-01-11 |
FR3068651B1 (fr) | 2019-07-19 |
BR112020000188A2 (pt) | 2020-07-07 |
WO2019008252A1 (fr) | 2019-01-10 |
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