A brake disc including two plates spaced apart from each other and connected together by ventilating blocks distributed in concentric circular rows including a first outlet row of blocks through which air exits the gap between the two plates and a second row upstream of the outlet row along the air flow direction. The blocks angularly offset from one row to the next. The blocks of the outlet row and of the upstream row are arranged to provide between them a first ring wherein the air entering between the plates is compressed, and a second ring wherein the air compressed in the first ring is sucked and then evacuated from the gap between the plates.
A flexible axle for motor vehicle has a cross-member (1) connecting two longitudinal arms (2), wherein said cross-member (1) has a closed cross-section, and said cross-member has, at least in a central zone, a substantially trapezoid cross-section (11).
B60G 21/05 - Systèmes d'interconnexion à plusieurs roues conjuguées suspendues élastiquement, p.ex. pour stabiliser la caisse du véhicule eu égard aux forces d'accélération, de décélération ou aux forces centrifuges conjuguées en permanence mécaniquement entre roues appartenant au même essieu, mais n'étant pas disposées du même côté du véhicule, c. à d. la suspension de la roue gauche étant reliée à celle de la roue droite
3.
EQUIPMENT FOR PRODUCING A CLOSED-SECTION CROSS-MEMBER, COMPRISING AN ADAPTABLE-LENGTH PUNCH AND/OR MATRIX, AND CORRESPONDING PRODUCTION METHOD
The invention relates to a piece of equipment for the production of a closed-section cross-member which is intended to connect two longitudinal arms of a flexible axle of a motor vehicle. The inventive equipment comprises at least one matrix (3) which is intended to co-operate with a punch (2) in order to form a torsion area (L) of a certain length on the closed section of the cross-member and means for maintaining the cross-member in position. The invention is characterised in that the length of the matrix (3) and/or the punch (2) can be adapted in order to adapt the length of the torsion area (L).
B21D 53/90 - Fabrication d'autres objets particuliers d'autres parties de véhicules, p.ex. capots, garde-boue de boîtiers d'essieux
4.
STRUCTURE SUPPORTING A MOTOR VEHICLE FRONT END ASSEMBLY COMPRISING COUPLING MEANS IN THE FORM OF A HOLLOW BODY OF A MINI-CRADLE WITH SIDE MEMBERS, AND CORRESPONDING VEHICLE
The invention concerns a structure for a motor vehicle front end assembly, comprising a mini-cradle (1) whereon is mounted a suspension arm (3) for each wheel of said front end assembly, said suspension arm (3) being of the type having the shape of a boomerang whereof one of the ends, called supporting end (E) of a rotating part is designed to be coupled to a wheel, the other end, called front articulation (A), and the median part of the arm, called rear articulation (B), being designed to be coupled to said mini-cradle (1), said mini-cradle (1) having a body on either side of which extend towards the vehicle front two side cant rails (15) designed each to be coupled by screwing to a side member (5) of said vehicle. The invention is characterized in that each of said cant rails (15) has means for being coupled (6) to said side member (5) in a zone located forward, relative to the longitudinal axis of said vehicle, of said point A of said suspension arm (3), said coupling means (6) including at least one hollow body allowing through screwing means (2) to couple said cant rail (15) with said side member (5).
B62D 21/15 - Châssis, c. à d. armature sur laquelle une carrosserie peut être montée comportant des moyens amortisseurs de chocs, p.ex. châssis conçus pour changer de forme ou de dimensions d'une façon définitive ou temporaire à la suite d'une collision avec un autre corps
5.
MOTOR VEHICLE FLEXIBLE AXLE, COMPRISING A CROSS BRACING WITH OPEN CROSS-SECTION WHEREOF THE FLANKS INCLUDE RECTILINEAR EDGES, CROSS BRACING AND CORRESPONDING MOTOR VEHICLE
The invention concerns a motor vehicle flexible axle comprising two longitudinal arms (20) connected by a cross bracing (10) with open cross-section whereof the flanks (11), (21) have each an edge (1), (2) extending between docking zones (4) with the ends of said cross bracing. The invention is characterized in that said edges (1), (2) have a non-rectilinear shape enhancing their tensioning when said cross member is subjected to torsion, said tensioning enabling said docking zones (4) to be relieved of stresses due to said torsion.
B60B 35/08 - Essieux fixes, c. à d. ne transmettant pas le couple de section creuse fermée aux extrémités
B60G 21/05 - Systèmes d'interconnexion à plusieurs roues conjuguées suspendues élastiquement, p.ex. pour stabiliser la caisse du véhicule eu égard aux forces d'accélération, de décélération ou aux forces centrifuges conjuguées en permanence mécaniquement entre roues appartenant au même essieu, mais n'étant pas disposées du même côté du véhicule, c. à d. la suspension de la roue gauche étant reliée à celle de la roue droite
The invention concerns a boomerang-type suspension arm, whereof one edge has a rising extension, and corresponding vehicle. The invention concerns a suspension arm for a motor vehicle wheel, of the type having a boomerang shape made from a plate whereof one of the ends, called support end (E) of a rotating part, is designed to be coupled to one wheel, the other end, called front articulation (A), and the median part of the arm, called rear articulation (B), being designed to be coupled to a cradle integral with the chassis of said vehicle. The invention is characterized in that at least one the terminal edge extending between said support end (E) of a rotating part and said rear articulation (B) has an extension (21) rising relative to the surface (1) called upper surface, of said plate designed to be oriented upwards when said arm is mounted on said cradle.
The invention concerns a suspension arm for a motor vehicle wheel, said arm being defined in particular by a null torsional plane and being of the type having the shape of a boomerang one of the ends of which (13) is designed to be coupled to a wheel, the other end (12) and the median part (111) of the arm being designed to be pivotably mounted on a cradle integral with said vehicle chassis, said arm also comprising means to be coupled (15) to at least and anti-side-to-side rolling motion bar (2) having a bent part (21) bypassing a steering link rod (3). The invention is characterized in that it comprises a cavity (16) extending from the vicinity of said pivotably mounted end (12) up to the vicinity of the coupling means (15) to said anti-side-to-side rolling motion bar (2), said cavity (16) being arranged to receive at least partly said bent part (21) beneath said null torsional plane when said arm occupies a bouncing position, and it that it further comprises rigidifying means for compensating loss of rigidity induced by the presence of said cavity (16).
B60G 7/00 - Bras de suspension articulés; Leurs accessoires
B60G 3/06 - Suspensions élastiques pour une seule roue avec un seul bras articulé le bras étant sensiblement perpendiculaire à l'axe du véhicule le bras étant rigide
8.
FLEXIBLE AXLE COMPRISING A CROSS-MEMBER WHEREOF THE ENDS HAVE A LESS RIGID ZONE, CROSS-MEMBER, METHOD FOR MAKING SAME AND CORRESPONDING VEHICLE
The invention concerns a motor vehicle flexible axle, comprising two longitudinal arms (2) connected by a cross-member (1) each end of which has at least two docking edges (11) transversely matching the shape of a peripheral portion of said arm (2) and being connected at least via a linking portion (14). The invention is characterized in that the ends of said cross-member (1) have, proximate said linking portion (14) at least three zones (12), (13) having different levels of rigidity at least flexural rigidity, whereof at least one intermediate zone (12) extends from said end of said cross-member and having a first flexural rigidity and at least two extreme zones (13) extending between said intermediate zone (12) and said docking edges (11), said extreme zones (13) having each a second flexural rigidity higher than said first flexural rigidity.
B60G 21/05 - Systèmes d'interconnexion à plusieurs roues conjuguées suspendues élastiquement, p.ex. pour stabiliser la caisse du véhicule eu égard aux forces d'accélération, de décélération ou aux forces centrifuges conjuguées en permanence mécaniquement entre roues appartenant au même essieu, mais n'étant pas disposées du même côté du véhicule, c. à d. la suspension de la roue gauche étant reliée à celle de la roue droite
B60G 7/00 - Bras de suspension articulés; Leurs accessoires
9.
AXLE WHEREIN THE LONGITUDINAL ARMS ARE COUPLED TO THE CHASSIS VIA STAPLED BUSHING, CORRESPONDING ASSEMBLY METHOD AND VEHICLE
The invention concerns a motor vehicle axle comprising two longitudinal arms (2) each designed to be fixed to said vehicle chassis via a stapled bushing (1) formed in one-single piece wound upon itself the two edges of which (11) have been stapled together, said bushing being welded to said arm along a peripheral line at the surface of said bushing. The invention is characterized in that said bushing (1) is welded to said arm (2) via at least two weld seams (31), (32) peripherally arranged at the surface of said bushing (1), and substantially in the extension of each other while leaving between them a space traversed by said stapled edges (11) of said bushing (1).
B60G 7/02 - Fixation des bras à la partie suspendue du véhicule
B60G 9/00 - Suspensions élastiques d’un essieu rigide ou d’un carter d’essieux pour plusieurs roues
B60G 7/00 - Bras de suspension articulés; Leurs accessoires
B60G 21/05 - Systèmes d'interconnexion à plusieurs roues conjuguées suspendues élastiquement, p.ex. pour stabiliser la caisse du véhicule eu égard aux forces d'accélération, de décélération ou aux forces centrifuges conjuguées en permanence mécaniquement entre roues appartenant au même essieu, mais n'étant pas disposées du même côté du véhicule, c. à d. la suspension de la roue gauche étant reliée à celle de la roue droite
10.
METHOD FOR MAKING AN AXLE ROTATING PORTION AND CORRESPONDING DEVICE
The invention concerns a method for making an axle rotating portion comprising a hub (1), at least one rolling bearing (2) and a stub axle (3), said rotating portion being designed to receive a brake disc (4). The invention is characterized in that it includes at least one step of machining one surface of said hub (1), called support surface (11), against which the disc (4) is designed to be urged to press, said machining step being carried out on a subassembly formed by assembling at least said hub (1) and said roller bearing (2) and designed to obtain at least one part of said support surface (11) substantially perpendicular to the axis of said roller bearing (2) in said subassembly.
B23B 5/02 - Machines ou dispositifs à tourner spécialement conçus pour un travail particulier; Accessoires correspondants spécialement conçus à cet effet pour tourner des moyeux ou des tambours de freins
11.
FLEXIBLE AXLE COMPRISING A CROSS-MEMBER WITH TRAPEZOID CROSS-SECTION, CORRESPONDING CROSS-MEMBER, VEHICLE AND MANUFACTURING METHOD
The invention concerns a flexible axle for motor vehicle, comprising a cross-member (1) connecting two longitudinal arms (2), characterized in that said cross-member (1) has a closed cross-section, and in that said cross-member has, at least in a central zone, a substantially trapezoid cross-section (11).
B60G 21/05 - Systèmes d'interconnexion à plusieurs roues conjuguées suspendues élastiquement, p.ex. pour stabiliser la caisse du véhicule eu égard aux forces d'accélération, de décélération ou aux forces centrifuges conjuguées en permanence mécaniquement entre roues appartenant au même essieu, mais n'étant pas disposées du même côté du véhicule, c. à d. la suspension de la roue gauche étant reliée à celle de la roue droite
12.
PART FOR POSITIONING A CRADLE ON A MOTOR VEHICLE BODY SHELL, CORRESPONDING CRADLE AND VEHICLE
The invention concerns a positioning part designed to be borne by a cradle to be engaged in a recess (51) of a motor vehicle body shell (5), comprising a body (41) forming a spacer between two shells (11, 12) of said cradle, said body having at least one peripheral element (42) forming a support surface with one wall of one shell (11) of the cradle designed to be located proximate to said body shell (5), said positioning part (4) comprising a portion with tapering cross-section (43) at its end designed to be engaged in said recess (51) of said body shell (5). The invention is characterized in that said portion (43) has, along a longitudinal cross-section, a curved shape obtainable by flowing material, said peripheral element being likewise obtainable by flowing material.
B62D 65/02 - Assemblage de sous-ensembles ou de composants avec la caisse ou entre eux, ou positionnement de sous-ensembles ou de composants par rapport à la caisse ou à d'autres sous-ensembles ou d'autres composants
B62D 21/11 - Châssis, c. à d. armature sur laquelle une carrosserie peut être montée avec des moyens élastiques pour la suspension
F16B 19/02 - Chevilles ou manchons pour positionner les parties de machines, p.ex. goupilles coniques à encoche, goupilles de montage, manchons, bagues excentriques d'ajustement
The invention concerns a brake disc comprising two plates (40), (41) spaced apart from each other and connected together by ventilating blocks (421), (431) distributed in concentric circular rows, whereof a first row of blocks, called outlet row (43), through which air exits the gap between two said plates and a second row, called upstream row (42) upstream of said outlet row along the air flow direction, said blocks (421), (431) being angularly offset from one row to the next. The invention is characterized in that said blocks (421), (431) of said outlet row (43) and of said upstream row (42) are arranged to as to provide between them a first ring (420) wherein the air entering between said plates (40, 41) is compressed, and a second ring (430) wherein the air compressed in said first ring (420) is sucked then evacuated from said gap between said plates (40), (41).
F16D 65/78 - Caractéristiques relatives au refroidissement
14.
REINFORCED CONNECTING ELEMENT WHICH IS DISPOSED BETWEEN A LONGITUDINAL AXLE ARM AND AN ANTI-ROLL BAR, AND CORRESPONDING AXLE, VEHICLE AND PRODUCTION METHOD
The invention relates to a connecting element which is disposed between an anti-roll bar (51) and a longitudinal arm (52) of a motor vehicle axle, comprising a coupling surface (3) having a segment (2) for coupling with the anti-roll bar (51), said surface (3) connecting two lateral lugs (1) which are intended to be solidly connected to the longitudinal arm (52). The invention is characterised in that: (i) each of the lugs (1) comprises a first transverse section which, depending on the thickness thereof, extends essentially between two planes having a first spacing therebetween; and (ii) the aforementioned coupling surface (3) comprises, at least partially, a second transverse section which, depending on the thickness thereof, extends between two planes, one of which contains the above-mentioned coupling segment (2), with a second spacing therebetween which is greater than the first.
B60G 21/05 - Systèmes d'interconnexion à plusieurs roues conjuguées suspendues élastiquement, p.ex. pour stabiliser la caisse du véhicule eu égard aux forces d'accélération, de décélération ou aux forces centrifuges conjuguées en permanence mécaniquement entre roues appartenant au même essieu, mais n'étant pas disposées du même côté du véhicule, c. à d. la suspension de la roue gauche étant reliée à celle de la roue droite
brevets
