FR2973736A1 - Device for suspending steering wheel of automobile, has fixing unit fixing support to suspension pivot, where support is formed with openings to receive respective upper parts of suspension knuckle and steering billet knuckle - Google Patents

Device for suspending steering wheel of automobile, has fixing unit fixing support to suspension pivot, where support is formed with openings to receive respective upper parts of suspension knuckle and steering billet knuckle Download PDF

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Publication number
FR2973736A1
FR2973736A1 FR1153001A FR1153001A FR2973736A1 FR 2973736 A1 FR2973736 A1 FR 2973736A1 FR 1153001 A FR1153001 A FR 1153001A FR 1153001 A FR1153001 A FR 1153001A FR 2973736 A1 FR2973736 A1 FR 2973736A1
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France
Prior art keywords
suspension
support
orifice
pivot
plane
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Application number
FR1153001A
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French (fr)
Inventor
Laurent Gauthier
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PSA Automobiles SA
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Peugeot Citroen Automobiles SA
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Application filed by Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR1153001A priority Critical patent/FR2973736A1/en
Publication of FR2973736A1 publication Critical patent/FR2973736A1/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00Pivoted suspension arms; Accessories thereof
    • B60G7/008Attaching arms to unsprung part of vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G15/00Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
    • B60G15/02Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
    • B60G15/06Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
    • B60G15/07Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper the damper being connected to the stub axle and the spring being arranged around the damper
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D7/00Steering linkage; Stub axles or their mountings
    • B62D7/18Steering knuckles; King pins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10Mounting of suspension elements
    • B60G2204/14Mounting of suspension arms
    • B60G2204/148Mounting of suspension arms on the unsprung part of the vehicle, e.g. wheel knuckle or rigid axle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/50Constructional features of wheel supports or knuckles, e.g. steering knuckles, spindle attachments

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

The device (30) has a suspension pivot (42) whose lower part (46) is fixed to a single-piece metallic suspension support (32). The lower part has a circular sectioned hollow housing (50) to receive an upper part (38) of a suspension knuckle. A circular opening (52) of the suspension pivot receives a wheel rotating pivot. A fixing unit (54) i.e. screw, fixes the suspension support to the suspension pivot. The suspension support is formed with two openings (36, 56) for receiving the upper part of the suspension knuckle and a thin upper part (58) of a steering billet knuckle (60), respectively.

Description

i DISPOSITIF DE SUSPENSION ET DE DIRECTION D'UNE ROUE DIRECTRICE DE VEHICULE [1] DOMAINE TECHNIQUE DE L'INVENTION [2] La présente invention se rapporte à un dispositif de suspension et de direction d'une roue directrice de véhicule de type automobile. Le domaine technique de l'invention est, d'une façon générale, celui du Io soubassement et de la liaison au sol d'un véhicule de type automobile. Plus particulièrement, l'invention concerne les supports de rotules de suspension et de rotules de billette de direction. [3] ARRIERE PLAN TECHNOLOGIQUE DE L'INVENTION [4] Dans l'état de la technique, on connaît l'enseignement du 15 document FR2707926 qui divulgue un pivot de suspension de roue directrice supportant des rotules de biellette de direction et de suspension. [5] On connaît également l'enseignement du document US6152466 qui divulgue un dispositif de suspension monobloc de roue directrice supportant une rotule de suspension et une rotule de biellette de direction. 20 [06] On connaît enfin des dispositifs de suspension plus compacts dont les pivots de suspension intègrent un levier de direction pour recevoir la rotule de billette de direction. La figure 1 représente, de façon schématique, une vue de côté d'un mode de réalisation d'un tel dispositif de suspension. Le dispositif 10 de suspension est destiné à supporter une roue directrice 25 d'un véhicule de type automobile non représenté. [07] Le dispositif 10 comporte un support de suspension 11 configuré pour être fixé à un triangle de suspension non représenté dudit véhicule. Le support 11 comporte un orifice 12 de section sensiblement circulaire de manière à recevoir une partie supérieure large 13, de section sensiblement 30 circulaire, d'une rotule de suspension 14. [08] Le dispositif 10 comporte également un pivot de suspension 15 présentant une partie supérieure 16 configurée pour être fixée à un élément porteur non représenté dudit véhicule et une partie inférieure 17 configurée pour être fixée audit support. [09] La partie inférieure 17 comporte un logement creux 18 de section sensiblement circulaire de manière à recevoir ladite partie supérieure 13 de rotule de suspension 14. Le pivot 15 comporte un orifice 19 sensiblement circulaire configuré pour recevoir un pivot de rotation non représenté de ladite roue. io [010] Typiquement, le dispositif 10 comporte en outre au moins un moyen de fixation dudit support audit pivot de suspension. Le pivot 15 comporte en outre une extrusion 20 dans laquelle est aménagé un deuxième orifice 21 configuré pour recevoir au moins une partie 22 d'une rotule de billette de direction 23. is [011] Mais, en pratique, la fabrication de tels pivots ou dispositifs de suspension représente un surcoût de production. [012] DESCRIPTION GENERALE DE L'INVENTION [013] L'invention propose de résoudre le problème technique précédemment cité. 20 [014] L'invention a donc pour objet un dispositif de suspension d'une roue directrice d'un véhicule de type automobile, ledit dispositif comportant - un support de suspension configuré pour être fixé à un triangle de suspension dudit véhicule, ledit support comportant un premier orifice de section sensiblement circulaire de manière à recevoir une partie supérieure 25 large, de section sensiblement circulaire, d'une rotule de suspension, - un pivot de suspension présentant une partie supérieure configurée pour être fixée à un élément porteur dudit véhicule et une partie inférieure configurée pour être fixée audit support, ladite partie inférieure comportant un logement creux de section sensiblement circulaire de manière à recevoir 30 ladite partie supérieure de rotule de suspension, ledit pivot comportant un orifice sensiblement circulaire configuré pour recevoir un pivot de rotation de ladite roue, - au moins un premier moyen de fixation dudit support audit pivot de suspension, caractérisé en ce que - ledit support comporte en outre un deuxième orifice configuré pour recevoir au moins une partie d'une rotule de billette de direction. [15] Grâce à ces dispositions, on simplifie les pivots de suspension tels que celui représenté sur la figure 1 par la suppression de leur levier de Io direction. [16] Selon des caractéristiques particulières, le support de suspension comporte - une partie principale sous forme d'un parallélépipède à trois branches, lesdites branches présentant ensemble une forme de T et is s'étendant suivant un même plan, une desdites branches étant plus longue que les deux autres, - une partie auxiliaire, appelée levier de direction, s'étendant, depuis une des deux branches les plus courtes, de façon oblique par rapport audit plan et se terminant, à son extrémité, de façon parallèle audit plan. 20 [017] Les inventeurs ont déterminé que ces dispositions étaient optimales. [018] Selon des caractéristiques particulières, le deuxième orifice - est aménagé dans l'extrémité de la partie auxiliaire du support, - présente un diamètre correspondant à celui d'une partie supérieure 25 fine de la rotule de billette de direction. [19] Grâce à ces dispositions, on fiche ladite rotule de billette de direction au sein dudit deuxième orifice de support de suspension. [20] Selon des caractéristiques particulières, - le support de suspension présente au moins un troisième orifice configuré pour recevoir un premier moyen de fixation au triangle de suspension, - ledit support comporte en outre au moins un quatrième orifice, - la partie inférieure du pivot de suspension comporte au moins un deuxième logement qui est taraudé, - le moyen de fixation du support au pivot de suspension est une vis configurée pour traverser ledit quatrième orifice et pour se loger au sein dudit logement taraudé. io [021] Grâce à ces dispositions, on peut dissocier le montage/démontage du pivot de suspension et du support de suspension sur ledit véhicule. [022] Selon des caractéristiques particulières, le support comporte en outre - un cinquième orifice configuré pour recevoir un deuxième moyen de is fixation au triangle de suspension, et - un sixième orifice. [023] Selon des caractéristiques particulières, - les six orifices s'étendent suivant des axes parallèles entre eux, - les axes du premier orifice, du troisième orifice et du cinquième 20 orifice sont coplanaires suivant un deuxième plan, - les axes du premier orifice, du quatrième orifice et du sixième orifice sont coplanaires suivant un troisième plan sensiblement perpendiculaire audit deuxième plan. [024] Selon des caractéristiques particulières, 25 - les axes du deuxième orifice et du sixième orifice s'étendent suivant un quatrième plan, - ledit quatrième plan et le troisième plan forment un angle strictement inférieur à 180° et strictement supérieur à 90°. [025] Selon des caractéristiques particulières, - une paroi inférieure de l'extrémité de la partie auxiliaire du support est sensiblement coplanaire par rapport à une paroi supérieure de la partie principale dudit support, - ledit support est une pièce métallique monobloc. [026] Selon des caractéristiques particulières, - la partie inférieure du pivot de suspension comporte un troisième logement qui est taraudé, - il comporte en outre une deuxième vis de fixation du support audit pivot de suspension, ladite vis étant configurée pour traverser ledit sixième io orifice dudit support et pour se loger au sein dudit troisième logement. [27] L'invention a également pour objet un véhicule de type automobile caractérisé en ce qu'il comporte un tel dispositif. [28] Les avantages, buts et caractéristiques particuliers de ce véhicule étant similaires à ceux du dispositif objet de la présente invention, ne sont 15 pas rappelés ici. [29] L'invention et ses différentes applications seront mieux comprises à la lecture de la description qui suit et à l'examen des figures qui l'accompagnent. [30] BREVE DESCRIPTION DES FIGURES 20 [031] Celles-ci ne sont présentées qu'à titre indicatif et nullement limitatif de l'invention. Les figures montrent : - figure 1, déjà décrite : une représentation schématique d'une vue de côté d'un mode de réalisation d'un dispositif de l'état de la technique ; - figure 2 : une représentation schématique d'une vue de côté d'un 25 mode de réalisation d'un dispositif selon l'invention ; - figure 3 : une représentation schématique d'une vue de dessus du même mode de réalisation d'un support de suspension du dispositif selon l'invention ; - figure 4 : une représentation schématique d'une vue de côté du 30 même mode de réalisation du support de suspension du dispositif selon l'invention. [32] Dans ces figures, les éléments identiques conservent les mêmes références. [33] DESCRIPTION DETAILLEE DES FORMES DE REALISATION PREFEREES DE L'INVENTION [034] La figure 2 représente, de façon schématique, une vue de côté d'un mode de réalisation d'un dispositif 30 selon l'invention. Le dispositif 30 de suspension est destiné à supporter une roue directrice d'un véhicule de type automobile non représenté. [35] Le dispositif 30 comporte un support 32 de suspension configuré io pour être fixé à un triangle de suspension dudit véhicule, ledit support comportant un premier orifice 36 de section sensiblement circulaire de manière à recevoir une partie supérieure 38 large, de section sensiblement circulaire, d'une rotule 40 de suspension. [36] Le dispositif 30 comporte également un pivot 42 de suspension is présentant une partie supérieure 44 configurée pour être fixée à un élément porteur dudit véhicule et une partie inférieure 46 configurée pour être fixée audit support, ladite partie inférieure comportant un logement creux 50 de section sensiblement circulaire de manière à recevoir ladite partie supérieure 44 de rotule 40 de suspension, ledit pivot comportant un orifice sensiblement 20 circulaire 52 configuré pour recevoir un pivot de rotation non représenté de ladite roue. [37] Le dispositif 30 comporte en outre un premier moyen de fixation 54 dudit support audit pivot de suspension. Le support 32 de suspension comporte en outre un deuxième orifice 56 configuré pour recevoir une partie 25 supérieure fine 58 d'une rotule 60 de billette de direction. [38] Le deuxième orifice 56 est aménagé dans l'extrémité 70 de la partie auxiliaire 64 du support 32 et présente un diamètre correspondant à celui d'une partie supérieure fine 58 de la rotule 60 de billette de direction. [39] Le support 32 comporte en outre un quatrième orifice 41. La partie 30 inférieure 46 du pivot de suspension comporte un deuxième logement qui est taraudé 48. [040] Dans un exemple préféré de réalisation du dispositif 30 selon l'invention, le moyen de fixation 54 du support au pivot 42 de suspension est une vis configurée pour traverser ledit quatrième orifice 41 et pour se loger au sein dudit logement taraudé 48. [041] Dans une variante, le pivot 42 de suspension et le support 32 de suspension sont soudés l'un à l'autre. [042] Le support 32 de suspension comporte en outre un sixième orifice 43. La partie inférieure 46 du pivot 42 de suspension comporte un troisième logement qui est taraudé 49. io [043] Le dispositif 30 comporte en outre une deuxième vis 55 de fixation du support 32 audit pivot de suspension, ladite vis étant configurée pour traverser ledit sixième orifice 43 dudit support et pour se loger au sein dudit troisième logement 49. [44] Le plan principal P1 du support est sensiblement orthogonal à un is axe suivant lequel s'étend le pivot 42 de suspension. [45] L'axe 76 suivant lequel s'étend la rotule 40 de suspension au sein de l'orifice36 est sensiblement parallèle à l'axe 96 suivant lequel s'étend la rotule 60 au sein de l'orifice 56. [46] Les figures 3 et 4 représente respectivement, de façon 20 schématique, une vue de dessus et une vue de côté du même mode de réalisation d'un support de suspension du dispositif selon l'invention. [47] Le support 32 de suspension comporte une partie principale 62 sous forme d'un parallélépipède à trois branches 66, 67 et 68, lesdites branches présentant ensemble une forme de T et s'étendant suivant un 25 même plan P1, une 66 desdites branches étant plus longue que les deux autres. [48] Le support 32 de suspension comporte également une partie auxiliaire 64, appelée levier de direction, s'étendant, depuis une 67 des deux branches les plus courtes 67 et 68, de façon oblique par rapport audit plan et 30 se terminant, à son extrémité 70, de façon parallèle audit plan. [49] Dans un exemple préféré de réalisation du dispositif selon l'invention, ledit levier de direction est orienté vers l'avant du véhicule. Dans une variante, ledit levier est orienté vers l'arrière du véhicule. [50] Le support 32 de suspension présente un troisième orifice 34 configuré pour recevoir un premier moyen de fixation au triangle de suspension, un cinquième orifice 35 configuré pour recevoir un deuxième moyen de fixation au triangle de suspension, et un sixième orifice 43. [51] Les six orifices 34, 35, 36, 41, 43 et 56 s'étendent suivant des axes 74, 75, 76, 81, 83 et 96 parallèles entre eux. Les axes du premier orifice 36, io du troisième orifice 34 et du cinquième orifice 35 sont coplanaires suivant un deuxième plan P2. [52] Les axes 74, 75 et 76 du premier orifice 36, du quatrième orifice 41 et du sixième orifice 43 sont coplanaires suivant un troisième plan P3 sensiblement perpendiculaire audit deuxième plan P2. Les axes 76, 81 et 83 15 du deuxième orifice 56 et du sixième orifice 43 s'étendent suivant un quatrième plan P4. [53] Le quatrième plan P4 et le troisième plan P3 forment un angle a strictement inférieur à 180° et strictement supérieur à 90°. [54] Une paroi inférieure 90 de l'extrémité 70 de la partie auxiliaire 64 20 du support 32 est sensiblement coplanaire par rapport à une paroi supérieure 92 de la partie principale 62 dudit support 32. Typiquement, la hauteur à laquelle s'élève l'extrémité 70 du support 32 par rapport à sa partie principale 62 varie suivant le diamètre d'une jante de la roue directrice et en fonction de tests d'endurance et de tenue maximale réalisés sur le support 32 selon 25 l'invention. [55] Dans un mode de réalisation du dispositif selon l'invention, le support 32 est une pièce métallique monobloc. FIELD OF THE INVENTION [2] The present invention relates to a device for the suspension and steering of a motor vehicle type steering wheel. The technical field of the invention is, in a general manner, that of the underbody and the ground connection of a vehicle of automobile type. More particularly, the invention relates to the support of ball joints and steering ball joints. [3] BACKGROUND OF THE INVENTION [4] In the state of the art, there is known the teaching of FR2707926 which discloses a steering wheel suspension pivot supporting steering link and suspension link ends. [5] Also known is the teaching of US6152466 which discloses a monobloc steering wheel suspension device supporting a suspension ball and a tie rod ball joint. [06] Finally, there are known more compact suspension devices whose suspension pivots incorporate a steering lever for receiving the steering billet ball. Figure 1 schematically shows a side view of an embodiment of such a suspension device. The suspension device 10 is intended to support a steering wheel 25 of a vehicle of the automotive type, not shown. [07] The device 10 comprises a suspension support 11 configured to be attached to a not shown suspension triangle of said vehicle. The support 11 comprises an orifice 12 of substantially circular cross-section so as to receive a wide upper portion 13, of substantially circular cross-section, of a suspension ball 14. [08] The device 10 also comprises a suspension pivot 15 having a upper portion 16 configured to be attached to a not shown carrier member of said vehicle and a lower portion 17 configured to be attached to said carrier. [09] The lower portion 17 comprises a hollow housing 18 of substantially circular section so as to receive said upper portion of suspension ball 14. The pivot 15 comprises a substantially circular orifice 19 configured to receive a not shown rotation pin of said wheel. [010] Typically, the device 10 further comprises at least one means for fixing said support to said suspension pivot. The pivot 15 further comprises an extrusion 20 in which is arranged a second orifice 21 configured to receive at least a portion 22 of a steering billet ball 23. is [011] But, in practice, the manufacture of such pivots or suspension devices represents an additional cost of production. [012] GENERAL DESCRIPTION OF THE INVENTION [013] The invention proposes to solve the aforementioned technical problem. [014] The subject of the invention is therefore a device for suspending a steering wheel of an automobile-type vehicle, said device comprising - a suspension support configured to be fixed to a suspension triangle of said vehicle, said support having a first orifice of substantially circular cross-section so as to receive a wide upper portion, of substantially circular cross section, of a suspension ball, - a suspension pin having an upper portion configured to be fixed to a carrier member of said vehicle and a lower portion configured to be attached to said support, said lower portion having a hollow housing of substantially circular cross-section so as to receive said upper suspension ball portion, said pivot having a substantially circular orifice configured to receive a rotation pivot of said wheel, - at least a first means for fixing said audio support t suspension pivot, characterized in that - said support further comprises a second orifice configured to receive at least a portion of a steering billet ball. [15] With these provisions, we simplify the suspension pivots such as that shown in Figure 1 by removing their lever direction Io. [16] According to particular features, the suspension support comprises - a main part in the form of a parallelepiped with three branches, said branches having together a shape of T and is extending in the same plane, one of said branches being more long as the other two, - an auxiliary part, called steering lever, extending from one of the two shortest branches obliquely to said plane and terminating at its end parallel to said plane. [017] The inventors have determined that these arrangements are optimal. [018] According to particular features, the second orifice - is arranged in the end of the auxiliary portion of the support - has a diameter corresponding to that of a thin upper portion of the steering billet ball. [19] With these provisions, said steering head ball is plugged into said second suspension support hole. [20] According to particular features, - the suspension support has at least a third orifice configured to receive a first attachment means to the wishbone, - said support further comprises at least a fourth orifice, - the lower part of the pivot suspension means comprises at least a second housing which is threaded, - the fixing means of the support to the suspension pivot is a screw configured to pass through said fourth orifice and to fit within said threaded housing. Thanks to these arrangements, it is possible to dissociate the assembly / disassembly of the suspension pin and the suspension support on said vehicle. [022] According to particular features, the support further comprises - a fifth orifice configured to receive a second means of attachment to the wishbone, and - a sixth orifice. [023] According to particular features, the six orifices extend along axes parallel to each other, the axes of the first orifice, the third orifice and the fifth orifice are coplanar along a second plane, the axes of the first orifice. , the fourth orifice and the sixth orifice are coplanar in a third plane substantially perpendicular to said second plane. [024] According to particular features, the axes of the second orifice and the sixth orifice extend along a fourth plane, said fourth plane and the third plane form an angle strictly less than 180 ° and strictly greater than 90 °. [025] According to particular features, - a lower wall of the end of the auxiliary portion of the support is substantially coplanar with respect to an upper wall of the main part of said support, - said support is a one-piece metal part. [026] According to particular features, - the lower portion of the suspension pivot comprises a third housing which is threaded, - it further comprises a second screw for fixing the support to said suspension pivot, said screw being configured to pass through said sixth io orifice of said support and to fit within said third housing. [27] The invention also relates to a vehicle of the automotive type characterized in that it comprises such a device. [28] The particular advantages, aims and features of this vehicle being similar to those of the device object of the present invention, are not recalled here. [29] The invention and its various applications will be better understood by reading the following description and examining the figures that accompany it. [30] BRIEF DESCRIPTION OF THE FIGURES [031] These are presented only as an indication and in no way limitative of the invention. The figures show: FIG. 1, already described: a schematic representation of a side view of an embodiment of a device of the state of the art; FIG. 2: a schematic representation of a side view of an embodiment of a device according to the invention; - Figure 3: a schematic representation of a top view of the same embodiment of a suspension support of the device according to the invention; - Figure 4: a schematic representation of a side view of the same embodiment of the suspension support of the device according to the invention. [32] In these figures, the identical elements retain the same references. [33] DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS OF THE INVENTION [034] Figure 2 schematically shows a side view of an embodiment of a device 30 according to the invention. The suspension device 30 is intended to support a steering wheel of a vehicle of the automotive type, not shown. [35] The device 30 comprises a suspension support 32 configured to be fixed to a suspension triangle of said vehicle, said support having a first orifice 36 of substantially circular section so as to receive a large upper portion 38 of substantially circular section. , a ball 40 of suspension. [36] The device 30 also includes a suspension pivot 42 having an upper portion 44 configured to be attached to a carrier member of said vehicle and a lower portion 46 configured to be attached to said carrier, said lower portion having a hollow housing 50 of substantially circular section so as to receive said upper portion 44 of suspension ball 40, said pivot having a substantially circular orifice 52 configured to receive a not shown rotation pin of said wheel. [37] The device 30 further comprises a first fixing means 54 of said support to said suspension pivot. The suspension support 32 further includes a second port 56 configured to receive a thin upper portion 58 of a steering ball head 60. [38] The second orifice 56 is formed in the end 70 of the auxiliary portion 64 of the support 32 and has a diameter corresponding to that of a thin upper portion 58 of the steering ball head 60. [39] The support 32 further comprises a fourth orifice 41. The lower portion 46 of the suspension pivot comprises a second housing which is tapped 48. [040] In a preferred embodiment of the device 30 according to the invention, the fixing means 54 of the support to the suspension pivot 42 is a screw configured to pass through said fourth orifice 41 and to fit within said threaded housing 48. [041] In a variant, the suspension pivot 42 and the suspension support 32 are welded to each other. [042] The suspension support 32 further comprises a sixth orifice 43. The lower portion 46 of the suspension pivot 42 comprises a third housing which is tapped 49. [043] The device 30 further comprises a second fixing screw 55. from the support 32 to said suspension pivot, said screw being configured to pass through said sixth orifice 43 of said support and to fit within said third housing 49. [44] The main plane P1 of the support is substantially orthogonal to an is axis in which s extends the pivot 42 of suspension. [45] The axis 76 along which extends the ball 40 of suspension within the orifice 36 is substantially parallel to the axis 96 along which the ball 60 extends within the orifice 56. [46] Figures 3 and 4 respectively show schematically a top view and a side view of the same embodiment of a suspension support of the device according to the invention. [47] The suspension support 32 comprises a main part 62 in the form of a parallelepiped with three branches 66, 67 and 68, said branches having together a shape of T and extending in a same plane P1, a 66 of said branches being longer than the other two. [48] The suspension support 32 also has an auxiliary portion 64, called a steering lever, extending from one of the two shorter legs 67 and 68 obliquely to said plane and ending at its end 70, parallel to said plane. [49] In a preferred embodiment of the device according to the invention, said steering lever is oriented towards the front of the vehicle. In a variant, said lever is oriented towards the rear of the vehicle. [50] The suspension support 32 has a third port 34 configured to receive a first attachment means to the wishbone, a fifth port 35 configured to receive a second means of attachment to the wishbone, and a sixth port 43. [ 51] The six orifices 34, 35, 36, 41, 43 and 56 extend along axes 74, 75, 76, 81, 83 and 96 parallel to each other. The axes of the first orifice 36, the third orifice 34 and the fifth orifice 35 are coplanar along a second plane P2. [52] The axes 74, 75 and 76 of the first orifice 36, the fourth orifice 41 and the sixth orifice 43 are coplanar along a third plane P3 substantially perpendicular to said second plane P2. The axes 76, 81 and 83 of the second orifice 56 and the sixth orifice 43 extend along a fourth plane P4. [53] The fourth plane P4 and the third plane P3 form an angle a strictly less than 180 ° and strictly greater than 90 °. [54] A bottom wall 90 of the end 70 of the auxiliary portion 64 of the support 32 is substantially coplanar with respect to an upper wall 92 of the main portion 62 of said support 32. end 70 of the support 32 with respect to its main part 62 varies according to the diameter of a rim of the steering wheel and according to endurance and maximum resistance tests carried out on the support 32 according to the invention. [55] In one embodiment of the device according to the invention, the support 32 is a one-piece metal part.

Claims (9)

REVENDICATIONS1 - Dispositif (30) de suspension d'une roue directrice d'un véhicule de type automobile, ledit dispositif comportant - un support (32) de suspension configuré pour être fixé à un triangle de suspension dudit véhicule, ledit support comportant un premier orifice (36) de section sensiblement circulaire de manière à recevoir une partie supérieure (38) large, de section sensiblement circulaire, d'une rotule (40) de suspension, io - un pivot (42) de suspension présentant une partie supérieure (44) configurée pour être fixée à un élément porteur dudit véhicule et une partie inférieure (46) configurée pour être fixée audit support, ladite partie inférieure comportant un logement creux (50) de section sensiblement circulaire de manière à recevoir ladite partie supérieure de rotule de suspension, ledit is pivot comportant un orifice sensiblement circulaire (52) configuré pour recevoir un pivot de rotation de ladite roue, - au moins un premier moyen de fixation (54) dudit support audit pivot de suspension, caractérisé en ce que 20 - ledit support comporte en outre un deuxième orifice (56) configuré pour recevoir au moins une partie (58) d'une rotule (60) de billette de direction. CLAIMS1 - Device (30) for suspending a steering wheel of an automobile-type vehicle, said device comprising - a suspension support (32) configured to be fixed to a suspension triangle of said vehicle, said support comprising a first orifice (36) of substantially circular cross-section so as to receive a large upper portion (38), of substantially circular cross-section, of a ball (40) of suspension, - a pivot (42) of suspension having an upper part (44) configured to be attached to a carrier member of said vehicle and a lower portion (46) configured to be attached to said carrier, said lower portion having a hollow housing (50) of substantially circular cross section for receiving said upper suspension ball portion, said pivot having a substantially circular orifice (52) configured to receive a pivot of rotation of said wheel, - at least a first means of f Attaching (54) said carrier to said suspension pivot, characterized in that said carrier further includes a second port (56) configured to receive at least a portion (58) of a steering billet ball (60). 2 - Dispositif selon la revendication 1, caractérisé en ce que le support de suspension comporte 25 - une partie principale (62) sous forme d'un parallélépipède à trois branches (66 ; 67 ; 68), lesdites branches présentant ensemble une forme de T et s'étendant suivant un même plan (P1), une (66) desdites branches étant plus longue que les deux autres, - une partie auxiliaire (64), appelée levier de direction, s'étendant, 30 depuis une (67) des deux branches les plus courtes (67 ; 68), de façon oblique par rapport audit plan et se terminant, à son extrémité (70), de façon parallèle audit plan. 2 - Device according to claim 1, characterized in that the suspension support comprises 25 - a main part (62) in the form of a parallelepiped with three branches (66; 67; 68), said branches together having a shape of T and extending in a same plane (P1), one (66) of said branches being longer than the other two, - an auxiliary part (64), called a steering lever, extending from one (67) of two shorter branches (67; 68) obliquely to said plane and terminating at its end (70) parallel to said plane. 3 - Dispositif selon la revendication 2, caractérisé en ce que le deuxième orifice 2973736 io - est aménagé dans l'extrémité (70) de la partie auxiliaire (64) du support (32), - présente un diamètre correspondant à celui d'une partie supérieure fine (58) de la rotule de billette de direction (60). 5 3 - Device according to claim 2, characterized in that the second orifice 2973736 - is arranged in the end (70) of the auxiliary portion (64) of the support (32), - has a diameter corresponding to that of a fine upper portion (58) of the steering billet ball (60). 5 4 - Dispositif selon l'une des revendications 1 à 3, caractérisé en ce que - le support (32) de suspension présente au moins un troisième orifice (34) configuré pour recevoir un premier moyen de fixation au triangle de suspension, io - ledit support comporte en outre au moins un quatrième orifice (41), - la partie inférieure (46) du pivot de suspension comporte au moins un deuxième logement qui est taraudé (48), - le moyen de fixation (54) du support au pivot de suspension est une vis configurée pour traverser ledit quatrième orifice (41) et pour se loger au is sein dudit logement taraudé (48). 4 - Device according to one of claims 1 to 3, characterized in that - the support (32) suspension has at least a third port (34) configured to receive a first fastening means to the suspension triangle, - said support further comprises at least a fourth hole (41), - the lower portion (46) of the suspension pivot comprises at least a second housing which is threaded (48), - the means (54) for fixing the support to the pivot of suspension is a screw configured to traverse said fourth port (41) and to fit within said threaded housing (48). 5 - Dispositif selon la revendication 4, caractérisé en ce que le support comporte en outre - un cinquième orifice (35) configuré pour recevoir un deuxième moyen de fixation au triangle de suspension, et 20 - un sixième orifice (43). 5 - Device according to claim 4, characterized in that the support further comprises - a fifth orifice (35) configured to receive a second fastening means to the wishbone, and 20 - a sixth orifice (43). 6 - Dispositif selon la revendication 5, caractérisé en ce que - les six orifices (34 ; 35 ; 36 ; 41 ; 43 ; 56) s'étendent suivant des axes (74 ; 75 ; 76 ; 81 ; 83 ; 96) parallèles entre eux, - les axes (74 ; 75 ; 76) du premier orifice (36), du troisième orifice (34) 25 et du cinquième orifice (35) sont coplanaires suivant un deuxième plan (P2), - les axes (76 ; 81 ; 83) du premier orifice (36), du quatrième orifice (41) et du sixième orifice (43) sont coplanaires suivant un troisième plan (P3) sensiblement perpendiculaire audit deuxième plan (P2). 6 - Device according to claim 5, characterized in that - the six orifices (34; 35; 36; 41; 43; 56) extend along axes (74; 75; 76; 81; 83; 96) parallel between they, the axes (74; 75; 76) of the first orifice (36), the third orifice (34) and the fifth orifice (35) are coplanar along a second plane (P2), the axes (76; 83) of the first orifice (36), the fourth orifice (41) and the sixth orifice (43) are coplanar along a third plane (P3) substantially perpendicular to said second plane (P2). 7 - Dispositif selon la revendication 6, caractérisé en ce que 30 - les axes du deuxième orifice (56) et du sixième orifice (43) s'étendent suivant un quatrième plan (P4), - ledit quatrième plan (P4) et le troisième plan (P3) forment un angle (a) strictement inférieur à 180° et strictement supérieur à 90°. 7 - Device according to claim 6, characterized in that - the axes of the second orifice (56) and the sixth orifice (43) extend along a fourth plane (P4), - said fourth plane (P4) and the third plane (P3) form an angle (a) strictly less than 180 ° and strictly greater than 90 °. 8 - Dispositif selon l'une des revendications 2 à 7, caractérisé en ce 35 que 2973736 Il - une paroi inférieure (90) de l'extrémité (70) de la partie auxiliaire (64) du support (32) est sensiblement coplanaire par rapport à une paroi supérieure (92) de la partie principale (62) dudit support, - ledit support est une pièce métallique monobloc. 5 8 - Device according to one of claims 2 to 7, characterized in that 2973736 It - a bottom wall (90) of the end (70) of the auxiliary portion (64) of the support (32) is substantially coplanar by relative to an upper wall (92) of the main part (62) of said support, - said support is a one-piece metal part. 5 9 - Dispositif selon l'une des revendications 5 à 8, caractérisé en ce que - la partie inférieure (46) du pivot (42) de suspension comporte un troisième logement qui est taraudé (49), - il comporte en outre une deuxième vis (55) de fixation du support io (32) audit pivot de suspension, ladite vis étant configurée pour traverser ledit sixième orifice (43) dudit support et pour se loger au sein dudit troisième logement (49). - Véhicule de type automobile caractérisé en ce qu'il comporte un dispositif (30) selon l'une des revendications précédentes. 9 - Device according to one of claims 5 to 8, characterized in that - the lower part (46) of the pivot (42) suspension comprises a third housing which is threaded (49), - it further comprises a second screw (55) securing the support (32) to said suspension pivot, said screw being configured to pass through said sixth port (43) of said support and to fit within said third housing (49). - Vehicle of the automotive type characterized in that it comprises a device (30) according to one of the preceding claims.
FR1153001A 2011-04-06 2011-04-06 Device for suspending steering wheel of automobile, has fixing unit fixing support to suspension pivot, where support is formed with openings to receive respective upper parts of suspension knuckle and steering billet knuckle Withdrawn FR2973736A1 (en)

Priority Applications (1)

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FR1153001A FR2973736A1 (en) 2011-04-06 2011-04-06 Device for suspending steering wheel of automobile, has fixing unit fixing support to suspension pivot, where support is formed with openings to receive respective upper parts of suspension knuckle and steering billet knuckle

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FR1153001A FR2973736A1 (en) 2011-04-06 2011-04-06 Device for suspending steering wheel of automobile, has fixing unit fixing support to suspension pivot, where support is formed with openings to receive respective upper parts of suspension knuckle and steering billet knuckle

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FR1153001A Withdrawn FR2973736A1 (en) 2011-04-06 2011-04-06 Device for suspending steering wheel of automobile, has fixing unit fixing support to suspension pivot, where support is formed with openings to receive respective upper parts of suspension knuckle and steering billet knuckle

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021023487A1 (en) * 2019-08-07 2021-02-11 Daimler Ag Steering knuckle for a vehicle, in particular for a motor vehicle, and vehicle having at least one such steering knuckle

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6092908A (en) * 1983-10-27 1985-05-24 Yamaha Motor Co Ltd Macfarson strut type suspension
US6152466A (en) * 1995-09-08 2000-11-28 Lucas Industries Public Limited Company Composite-structure axle journal
US20030107201A1 (en) * 2001-12-06 2003-06-12 Dong-Kee Chun Multi-link suspension for a vehicle
US6616156B1 (en) * 2000-04-27 2003-09-09 The Boler Company Steering knuckle
US20050051985A1 (en) * 2003-09-06 2005-03-10 Hyundai Mobis, Co., Ltd. Steering knuckle assembly for vehicles

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6092908A (en) * 1983-10-27 1985-05-24 Yamaha Motor Co Ltd Macfarson strut type suspension
US6152466A (en) * 1995-09-08 2000-11-28 Lucas Industries Public Limited Company Composite-structure axle journal
US6616156B1 (en) * 2000-04-27 2003-09-09 The Boler Company Steering knuckle
US20030107201A1 (en) * 2001-12-06 2003-06-12 Dong-Kee Chun Multi-link suspension for a vehicle
US20050051985A1 (en) * 2003-09-06 2005-03-10 Hyundai Mobis, Co., Ltd. Steering knuckle assembly for vehicles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021023487A1 (en) * 2019-08-07 2021-02-11 Daimler Ag Steering knuckle for a vehicle, in particular for a motor vehicle, and vehicle having at least one such steering knuckle

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