WO2023126663A1 - Disque de roue de véhicule, roue de véhicule comprenant un tel disque de roue et procédé de production d'un tel disque de roue et d'une telle roue de véhicule - Google Patents

Disque de roue de véhicule, roue de véhicule comprenant un tel disque de roue et procédé de production d'un tel disque de roue et d'une telle roue de véhicule Download PDF

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Publication number
WO2023126663A1
WO2023126663A1 PCT/IB2021/062476 IB2021062476W WO2023126663A1 WO 2023126663 A1 WO2023126663 A1 WO 2023126663A1 IB 2021062476 W IB2021062476 W IB 2021062476W WO 2023126663 A1 WO2023126663 A1 WO 2023126663A1
Authority
WO
WIPO (PCT)
Prior art keywords
hub
wheel disc
wheel
perimeter wall
spokes
Prior art date
Application number
PCT/IB2021/062476
Other languages
English (en)
Inventor
Carlos Eduardo LOPES
Filipe Corrêa PINTO
Alexandre André Costa MOTTA
Original Assignee
Maxion Wheels Holding Gmbh
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 Maxion Wheels Holding Gmbh filed Critical Maxion Wheels Holding Gmbh
Priority to PCT/IB2021/062476 priority Critical patent/WO2023126663A1/fr
Publication of WO2023126663A1 publication Critical patent/WO2023126663A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
    • B60B3/02—Disc wheels, i.e. wheels with load-supporting disc body with a single disc body integral with rim
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
    • B60B3/002—Disc wheels, i.e. wheels with load-supporting disc body characterised by the shape of the disc
    • B60B3/004—Disc wheels, i.e. wheels with load-supporting disc body characterised by the shape of the disc in the hub section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B1/00—Spoked wheels; Spokes thereof
    • B60B1/06—Wheels with compression spokes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
    • B60B3/002—Disc wheels, i.e. wheels with load-supporting disc body characterised by the shape of the disc
    • B60B3/007—Disc wheels, i.e. wheels with load-supporting disc body characterised by the shape of the disc in the intermediate section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
    • B60B3/10—Disc wheels, i.e. wheels with load-supporting disc body apertured to simulate spoked wheels

Definitions

  • VEHICLE WHEEL DISC VEHICLE WHEEL INCLUDING SUCH A WHEEL DISC AND METHOD FOR PRODUCING SUCH A WHEEL DISC AND VEHICLE WHEEL
  • the present invention relates in general to a vehicle wheel disc and vehicle wheel and in particular to an improved wheel disc, vehicle wheel including such a wheel disc and method for producing such a wheel disc and vehicle wheel.
  • Wheels for automotive vehicles may be produced from light weight metals to reduce the weight of the wheels.
  • the vehicle wheels may be produced as a single cast component made from aluminum or alloys thereof.
  • the weight of such wheels may be further reduced by removing mass or material from the wheels.
  • a reduction in the weight of vehicle wheels may have the advantage of increasing the wheel's performance by reducing the unsprung mass of that component of the vehicle.
  • removing mass from the wheel also may reduce the stiffness and rigidity of the wheel. It is generally desirable to remove mass from the wheel without a significant reduction in stiffness and rigidity. In some situations, the aesthetic look of a reduced mass wheel may not appeal to consumers. Thus, it may be desirable to form the wheel such that a reduced mass is obtained while maintaining the aesthetic appeal of the wheel.
  • the present invention relates to an improved wheel disc, vehicle wheel including such a wheel disc and method for producing such a wheel disc and vehicle wheel as illustrated and/or described herein.
  • the wheel disc may comprise, individually and/or in combination, one or more of the following features, elements, or advantages: a wheel disc includes a hub having bolt holes formed therein and defining a wheel axis, wherein the hub has a front face and a rear face defining a thickness therebetween, and wherein the hub has an outer edge and includes a perimeter wall extending axially outwardly from the front face at the outer edge. A plurality of spokes extends radially outward from the hub.
  • the perimeter wall forms a continuous loop about the outer edge.
  • the perimeter wall has a non-circular shape.
  • the perimeter wall defines a plurality of sides connected together at corners of the perimeter wall.
  • each of the sides has a curvilinear shape.
  • each of the sides of the perimeter wall has a generally constant cross-sectional shape along the length of the side.
  • the cross-sectional shape is generally rectangular.
  • a spoke extends radially outwardly from each of the corners.
  • the perimeter wall has a pentagonal shape defining five sides and five corners.
  • each of the five sides has a curvilinear shape.
  • a spoke extends radially outwardly from each of the five corners.
  • the front face and the rear face of the hub are generally planar to one another.
  • a plurality of circumferentially spaced hub pockets is formed in the rear face of the hub.
  • the hub pockets are non-through holes such that each of the hub pockets defines a bottom surface formed in the hub.
  • the bolt holes are circumferentially spaced about the front face of the hub.
  • At least one of the plurality of hub pockets is interspaced between two lug bolt receiving holes.
  • the perimeter wall defines a generally planar front surface.
  • the plurality of spokes defines a generally planar front surface that is co-planar with the front surface of the perimeter wall.
  • a portion of the bolt holes are formed into side walls of the perimeter wall.
  • the wheel disc is configured to be secured to a wheel rim by producing the wheel rim and the wheel disc by a forming process to produce a one-piece cast vehicle wheel or secured to a separately formed wheel rim by suitable means to produce a fabricated vehicle wheel, wherein the wheel disc and the wheel rim of the fabricated vehicle wheel are formed of similar or dissimilar materials.
  • each of the spokes has a cross- sectional width which varies along the radially extending length of the spoke.
  • each of the spokes has a width which tapers from a proximal end adjacent the hub towards a distal end radially spaced outwardly from the hub.
  • FIG. 1 is a front elevational view of an embodiment of a vehicle wheel in accordance with the present invention.
  • Fig. 2 is a rear perspective view of the wheel of Fig. 1.
  • Fig. 3 is a side elevational view of the wheel of Fig. 1.
  • Fig. 4 is a front perspective view of the wheel of Fig. 1.
  • Fig. 5 is a rear perspective view of the wheel of Fig. 1.
  • Fig. 6 is a cross-sectional perspective view of the wheel taken along lines 6-6 of Fig. 4.
  • Fig. 7 is a cross-sectional view of the wheel generally taken along lines 7-7 of Fig. 1. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT
  • a vehicle wheel indicated generally at 10.
  • the wheel 10 generally incudes an inner wheel disc, indicated generally at 12, and an annular outer rim 14.
  • the wheel disc 12 and the outer rim 14 are unitarily or monolithically produced or formed, such as for example, as a single casting. After production of the casting, portions of the casting can be machined or otherwise worked to form the wheel 10. Alternatively, the wheel disc 12 and outer rim 14 may be produced separately, such as separate castings and/or non-castings, and then joined together by any suitable means, to produce a "fabricated" vehicle wheel 10. In this fabricated example, the wheel disc 12 is preferably produced as a single casting.
  • the wheel 10 can be produced or cast from any suitable material.
  • the wheel 10 may be an all-cast wheel design formed from aluminum or alloys thereof.
  • Aluminum is advantageous in that it is relatively inexpensive, lightweight, easily machinable, and can provide sufficient rigidity.
  • Other suitable materials in which the wheel 10 can be made of include magnesium, titanium or alloys thereof, steel, carbon fiber and/or composite materials.
  • the combination of the wheel disc 12 and the outer rim 14 defines a wheel axis X for the wheel 10.
  • the outer rim 14 can have any suitable annular shape for receiving and supporting a tire (not shown).
  • the outer rim 14 is machined after the wheel 10 is cast to provide a continuous annular shape relative to the wheel axis X for accommodating the tire.
  • the outer rim 14 can have any desired diameter and/or shape.
  • the outer rim 14 has an outer diameter within the range of about 381 millimeters to about 610 millimeters.
  • the outer rim 14 includes a front facing circumferential edge 15, and a rear facing circumferential edge 16.
  • the outer rim 14 includes a chamfered or sloped sidewall 18 extending inwardly from the front facing circumferential edge 15.
  • the sidewall 18 may have any desired shape.
  • the sidewall 18 may have a frustoconical shape, multiple sloped sides, or have a curved profile, such as shown in Fig. 7.
  • the outer rim 14 further includes a generally tubular or cylindrical central wall 19. It is noted that the central wall 19 need not be perfectly tubular or cylindrical but may include curvatures or bends therein.
  • the sidewall 18 provides for attachment or connection locations of the wheel disc 12 to the outer rim 14.
  • the wheel 10 may be formed in a single casting or formation such that the attachment or connection locations between the wheel disc 12 and the outer rim 14 are integrally formed together in the forming process.
  • the wheel disc 12 is generally comprised of a central hub, indicated generally at 20, and a plurality of spokes 22 extending radially outwardly from the hub 20.
  • the hub 20 includes an outboard perimeter wall, indicated generally at 24, surrounding the hub 20.
  • the perimeter wall 24 provides rigidity for the wheel disc 12 as well as providing for anchoring points or connection points for the radially outwardly extending spokes 22.
  • the perimeter wall 24 generally works as a bridge between the spokes 22.
  • the wheel disc 12 is a single cast component such that the hub 20 and the spokes 22 are all formed together as a single cast.
  • the hub 20 is generally defined as the central portion of the wheel disc 12 from which the spokes 22 extend.
  • the hub 20 has a front face 26 (or front surface), as seen in Figs. 1, 4, 6 and 7, and a rear face 28 (or rear surface), as seen in Figs. 2, 5, and 6 and 7.
  • the front face 26 is located on the outboard side of the wheel 10 when mounted on a vehicle.
  • the rear face 28 is located on the inboard side of the wheel 10 when mounted on a vehicle.
  • the hub 20 functions as a wheel mounting portion or center mounting portion of the wheel 10 for connecting with an axle (not shown) via a plurality of lug bolts (not shown) and lug nuts (not shown).
  • the front face 26 of the hub 20 is generally planar and is perpendicular to the wheel axis X, as best shown in Fig.
  • the rear face 28 of the hub 20 is generally planar and is perpendicular to the wheel axis X.
  • the front and rear faces 26 and 28 of the hub 20 may have any suitable shape. AS best shown in Fig. 7, the front and rear faces 26 and 28 define a thickness Hi of the hub 20 therebetween.
  • the thickness Hi of the hub 20 can be any suitable thickness providing appropriate rigidity for the wheel disc 12. In a preferred embodiment, the thickness Hi is within a range of about 10 millimeters to about 30 millimeters. In a more preferred embodiment, the thickness Hi is within a range of about 15 millimeters to about 25 millimeters.
  • the hub 20 includes a centrally located pilot aperture or hub hole 30.
  • the hub hole 30 extends along the wheel axis X.
  • the hub hole 30 may accommodate a portion of the axle and/or receive a protective/decorative cap (not shown).
  • a plurality of lug bolt receiving holes 32 are formed in the hub 20 and are circumferentially spaced around the hub hole 30 and the wheel axis X.
  • the hub 20 includes five lug bolt receiving holes 32.
  • the lug bolt receiving holes 32 may be provided in the hub 20 in alignment with a respective one of each of the spokes 22, or positioned between adjacent spokes 22, as shown in the illustrated embodiment. Alternatively, the number and/or location of the lug bolt receiving holes 32 may be other than illustrated if so desired.
  • the lug bolt receiving holes 32 receive the lug bolts (not shown) for securing the vehicle wheel 10 with lug nuts (not shown) on the axle of an associated vehicle.
  • the lug bolt receiving holes 32 define a large diameter bore 33 formed in the front face 26 of the hub 20, and a smaller diameter bore 34 formed in the rear face 28 of the hub 20.
  • the smaller diameter bores 34 are sized to receive threaded lug bolt shafts (not shown) while the larger diameter bores 33 are sized to receive lug nuts (not shown) and to accommodate a wrench or other tool for fastening the lug nuts to the lug bolts.
  • the bores 33 and 34 define a circular ledge 37 therebetween.
  • the ledge 37 provides for a contact and mounting surface upon which a lug nut (not shown) is tightened on a corresponding lug bolt to clamp or mount the wheel 10 to the axle.
  • the ledge 37 may be a planar surface perpendicular to the wheel axis X, or may be chamfered or formed as a curved surface to accommodate the contacting or mating portion of the lug nut.
  • the lug bolt receiving holes 32 may be formed as a single hole or bore such that the lug nut will simply contact and engage with the front face 26 of the hub 20 when the wheel 10 is mounted.
  • the large diameter bore 33 has a diameter Bi
  • the smaller diameter bore 34 has a diameter B2.
  • the lug bolt receiving holes 32 may be formed to any size, in a preferred embodiment the diameter B 1 of the large diameter bore 33 is within the range of about 10 millimeters to about 30 millimeters, and diameter B2 of the smaller diameter bore 34 is within the range of about 15 millimeters to about 25 millimeters.
  • the rear face 28 of the hub 20 may include a plurality of optional hub pockets 40 formed therein.
  • the formation of the hub pockets 40 helps to reduce the thickness of the hub 20, thereby reducing the overall mass of the wheel disc 12.
  • the hub pockets 40 are interspaced with the lug bolt receiving holes 32.
  • the hub pockets 40 are also provided at locations generally adjacent to connecting portions of the spokes 22 such that the mass of the hub 20 may be reduced at this region while features of the connecting portions of the spokes 22 provide rigidity at this location.
  • the wheel disc 12 may have fewer or greater than five of the hub pockets 40.
  • the hub pockets 40 may not be between every pair of the lug bolt receiving holes 32 or more than one hub pocket 40 may be between a pair of the lug bolt receiving holes 32.
  • the hub pockets 40 each preferably have a depth H2 which is less than the thickness Hi of the hub 20.
  • the hub pockets 40 preferably do not extend all the way through the hub 20 from the rear face 28 to the front face 26.
  • the hub pockets 40 are not through holes formed in the hub 20.
  • Each of the hub pockets 40 defines a radially extending bottom surface 42.
  • the depth H2 of the hub pockets 40 may range from about 0 millimeters to about 25 millimeters.
  • the depth H2 of the hub pockets 40 may range from about 5 millimeters to about 15 millimeters.
  • each of the hub pockets 40 may have the same hub pocket depth H2 or, alternatively, one or more of the hub pockets 40 may have a different hub pocket depth.
  • the hub pockets 40 may be omitted from the wheel disc 12.
  • the hub pockets 40 can have any suitable shape.
  • the hub pockets 40 are formed so as to remove a maximum of material or mass from the hub 20 while maintaining rigidity for the hub 20.
  • a radial outer wall 44 has a length Li which is larger in length compared to length L2 of a radial inner wall 46.
  • the hub pockets 40 may have side walls 48 that are curved to accommodate the curvature of the lug bolt receiving holes 32 formed in opposite front face 26 of the hub 20. This shape of the hub pocket 40 helps in maximizing the absence of material within the hub 20 while maintaining rigidity for the hub 20.
  • the hub pockets 40 have have a radial length L3.
  • the length Li of the outer wall 44 may range from about 20 millimeters to about 70 millimeters. In a more preferred embodiment, the length Li of the outer wall 44 may range from about 40 millimeters to about 50 millimeters. Consequently, in a preferred embodiment, the length L2 of the inner wall 46 may range from about 15 millimeters to about 45 millimeters. In a more preferred embodiment, the length L2 of the inner wall 46 may range from about 28 millimeters to about 38 millimeters. In a preferred embodiment, the radial length L3 of the hub pocket 40 may range from about 20 millimeters to about 70 millimeters.
  • the length L3 of the hub pocket 40 may range from about 40 millimeters to about 50 millimeters.
  • the hub 20 further defines an outer edge 50 generally surrounding the perimeter of the hub 20. As will be described below, the outer edge 50 of the hub 20 blends in with proximal ends of the spokes 22 at their connecting points with the hub 20.
  • the hub 20 further includes a perimeter wall, indicated generally at 60.
  • the perimeter wall 60 generally extends axially outwardly from the outboard or front face 26 at the outer edge 50.
  • the perimeter wall 60 loops about the outer edge 50 and has a generally constant height Pi (see Fig. 7) extending from the front face 26.
  • the height Pi of the perimeter wall 60 may range from about 25 millimeters to about 55 millimeters.
  • the height Pi of the perimeter wall 60 may range from about 35 millimeters to about 45 millimeters.
  • the perimeter wall 60 forms a continuous and constant loop that extends from the outer edge 50 without having breaks formed therein.
  • the perimeter wall 60 could be configured as a non- continuous loop if so desired.
  • the perimeter wall 60 may have any suitable shape.
  • the perimeter wall 60 could have a circular shape, or a non-circular shape, as illustrated.
  • the perimeter wall 60 defines a plurality of sides or side walls 62. Each of the side walls 62 are connected together at corners 64. In the illustrated embodiment, there are five side walls 62 and five corresponding corners 64, thereby forming a general pentagonal shape at the outboard side of the hub 20, as best shown in Figs. 1 and 4.
  • the spokes 22 generally extend from the corners 64 of the perimeter wall 60.
  • the side walls 62 can have any suitable shape.
  • the side walls 62 may be formed generally straight or linear.
  • the side walls 62 are curved having a general curvilinear shape.
  • the side walls 62 have a concave shape such that a central portion 66 of the side walls 62 are closer to the wheel axis X than the corners 64.
  • the side walls 62 could be configured having a convex shape such that the central portion 66 of each of the side walls 62 are further from the wheel axis X than the corners 64.
  • the hub 20 and corresponding perimeter wall 60 may be formed having any suitable dimension which provides rigidity for the wheel disc 12 while preferably minimizing the overall mass of the hub 20.
  • the perimeter wall 60 may be formed such that the central portion 66 of the side walls 62 extend radially outward by a distance P2 from the wheel axis.
  • the distance P2 may range from about 50 millimeters to about 140 millimeters. In a more preferred embodiment, the distance P2 may range from about 85 millimeters to about 105 millimeters.
  • the perimeter wall 60 may also have any suitable thickness sufficient to provide rigidity while preferably minimizing the overall mass of the wheel disc 12.
  • the side walls 62 have a generally constant radial thickness P3 (with the exception of grooves 70 explained in detail below).
  • the thickness P3 may range from about 6 millimeters to about 30 millimeters. In a more preferred embodiment, the thickness P3 may range from about 12 millimeters to about 24 millimeters.
  • the side walls 62 need not have a constant thickness and may be formed with a non-continuous or varying thickness along the length of the side walls 62 between respective corners 64.
  • the side walls 62 are formed having a generally constant rectangular cross-sectional shape, as is best shown in Figs. 6 and 7. It is noted that in the illustrated embodiment that the height Pi of the perimeter wall 60 is greater than the thickness P3 of the perimeter wall 60. Of course, the perimeter wall 60 could be configured oppositely such that the perimeter wall 60 has a greater thickness P3 than the height Pi.
  • the hub 20 may be configured with an outer circular chamfer 68 formed in rear face 28 of the hub 20, as best shown in Figs. 2, 6 and 7.
  • the chamfer 68 has a generally frustoconical shape and helps to reduce the overall mass of the hub 20. It is noted that the presence of the chamfer 68 provides for a generally circular shaped rear face 28 (see Figs. 2 and 5), while the five-sided perimeter wall 60 generally provides for a pentagonal shape for the front face 26 of the hub 20. Of course, the hub 20 need not have the chamfer 68 formed therein if so desired.
  • grooves 70 may be formed in the perimeter wall 60 corresponding to the large diameter bores 33 of the lug bolt receiving holes 32.
  • the grooves 70 are formed with the same diameter Bi as the large diameter bores 33.
  • the hub 20 could have been formed such that perimeter wall 60 has a wider width (increasing the distance P2) such that the grooves 70 are not necessary, the illustrated embodiment accommodates the large diameter bores 33 while reducing the size of the perimeter wall. This configuration reduces the mass of the perimeter wall 60.
  • the wheel disc 12 includes five spokes 22 which are shown as being formed integral with the hub 20 and extending radially outwardly from the corners 64 of the perimeter wall 60.
  • the number of the spokes 22 may be other than illustrated if so desired.
  • the vehicle wheel 10 may include less than five spokes 22 or more than five spokes 22.
  • the spokes 22 may be individually formed and secured to the outer rim 14 and the hub 20 by any suitable means and the outer rim 14 may be formed integral but separate from the hub 20 and joined thereto by any suitable method.
  • the spokes 22 are preferably essentially identical in structure with one another. Alternatively, one or more the spokes 22 may have differing shapes dependent of the placement about the hub 20.
  • Each of the spokes 22 includes a distal end, indicated generally at 80, connecting to the outer rim 14.
  • Each of the spokes 22 also includes a proximal end, indicated generally at 82 which connect, secure, or otherwise join the spokes 22 to the corners 64 of the perimeter wall 60 of the hub 20.
  • the spokes 22 can have any suitable shape radially extending from the hub 20 to the outer rim 14.
  • the spokes 22 may be formed with a constant width and depth as extending along the radial direction, it is noted that in the illustrated embodiment the spokes 22 have a tapered or gradual reduced thickness Si from the proximal ends 82 to the distal ends 80. As shown in Fig. 7, the spokes 22 have a generally constant height S2.
  • the thickness Si is within a range of about 6 millimeters to about 30 millimeters. In a more preferred embodiment, the thickness Si is within a range of about 10 millimeters to about 18 millimeters.
  • the height S2 is within a range of about 6 millimeters to about 50 millimeters. In a more preferred embodiment, the height S2 is within a range of about 30 millimeters to about 45 millimeters.
  • the spokes 22 can have any suitable shape and need not have a constant cross-sectional shape.
  • the distal ends 80 of the spokes 22 can be connected to the outer rim 14 by any suitable means and by any suitably shaped distal end 80 of the spoke 22.
  • the distal ends of the spokes 22 each include relatively small first and second wing portions 86 and 88 extending laterally from the distal ends 80.
  • the formation of the wing portions 86 and 88 provide for a more robust connection point to the sloped sidewall 18 of the outer rim 14.
  • the wheel disc 12 and the outer rim 14 are preferably unitarily or monolithically produced or formed, such as for example, as a single casting.
  • the wing portions 86 and 88 may have any suitable shape to accommodate connecting the distal ends 80 of the spokes 22 with the outer rim 14.
  • the perimeter wall 60 preferably has a general constant height Pi extending from the front face 26 of the hub 20. This provides for a generally planar front surface 90 formed on all of the five side walls 62 and five corners 64.
  • the front surface 90 of the perimeter wall 60 has a generally pentagonal looped shape.
  • each of the spokes 22 defines an outer front surface 92 that are co-planar with one another. Additionally, the front surfaces 92 of the spokes 22 are preferably co-planar with the front surfaces 90 of the perimeter wall 60 providing a combined flush planar surface as best shown in Fig. 7.
  • the embodiments of the various wheels and wheel discs described herein offer several advantages over conventionally known wheels.
  • the embodiments of the wheel discs described herein were designed by a topology optimization methodology to obtain such advantages. For example, it is conventionally known that to increase the stiffness of the wheel, the mass of the wheel is generally increased. However, the wheel embodiments described herein have obtained an increase in stiffness while reducing the mass or weight of the wheel. It has been found that an increase in stiffness of about 38% can be obtained while reducing the weight by about 19% compared to conventionally known similar sized and similar material wheels.
  • the embodiments of the wheels described herein can be utilized for all types of wheel designs such as wheels and/or wheel discs manufactured in alloys such as magnesium, aluminum, steel, and/or a composite. Additionally, the embodiments of the wheels described herein are applicable to vehicle wheels having various dimensions such as wheels having diameters from about 381 millimeters (15 inches) to about 610 millimeters (24 inches), and having widths from about 88.9 millimeters (3.5 inches) to about 300 millimeters (11.8 inches).

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

Un disque de roue comprend un moyeu ayant des trous de boulon formés à l'intérieur de celui-ci et définissant un axe de roue. Le moyeu a une face avant et une face arrière définissant une épaisseur entre elles. Le moyeu a un bord externe et comprend une paroi périphérique s'étendant axialement vers l'extérieur à partir de la face avant au niveau du bord externe. Une pluralité de rayons s'étendent radialement vers l'extérieur à partir du moyeu..
PCT/IB2021/062476 2021-12-30 2021-12-30 Disque de roue de véhicule, roue de véhicule comprenant un tel disque de roue et procédé de production d'un tel disque de roue et d'une telle roue de véhicule WO2023126663A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/IB2021/062476 WO2023126663A1 (fr) 2021-12-30 2021-12-30 Disque de roue de véhicule, roue de véhicule comprenant un tel disque de roue et procédé de production d'un tel disque de roue et d'une telle roue de véhicule

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2021/062476 WO2023126663A1 (fr) 2021-12-30 2021-12-30 Disque de roue de véhicule, roue de véhicule comprenant un tel disque de roue et procédé de production d'un tel disque de roue et d'une telle roue de véhicule

Publications (1)

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WO2023126663A1 true WO2023126663A1 (fr) 2023-07-06

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4138558A1 (de) * 1991-11-23 1993-05-27 Porsche Ag Felge und ein verfahren zum herstellen der felge
WO1998047722A1 (fr) * 1997-04-21 1998-10-29 Hayes Lemmerz International, Inc. Roue moulee comportant des evidements circonferentiels peu profonds
WO2018035194A1 (fr) * 2016-08-16 2018-02-22 Maxion Wheels U.S.A. Llc Disque de roue de véhicule, roue de véhicule comprenant ce disque de roue et procédé de fabrication de ce disque de roue et de cette roue de véhicule
WO2019033173A1 (fr) * 2017-08-18 2019-02-21 Carbon Revolution Limited Préforme façonnée pour partie de face d'une roue composite
EP3517314A1 (fr) * 2018-01-16 2019-07-31 MW Italia S.r.l. Methode de production d'une roue hybride pour vehicule

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4138558A1 (de) * 1991-11-23 1993-05-27 Porsche Ag Felge und ein verfahren zum herstellen der felge
WO1998047722A1 (fr) * 1997-04-21 1998-10-29 Hayes Lemmerz International, Inc. Roue moulee comportant des evidements circonferentiels peu profonds
WO2018035194A1 (fr) * 2016-08-16 2018-02-22 Maxion Wheels U.S.A. Llc Disque de roue de véhicule, roue de véhicule comprenant ce disque de roue et procédé de fabrication de ce disque de roue et de cette roue de véhicule
WO2019033173A1 (fr) * 2017-08-18 2019-02-21 Carbon Revolution Limited Préforme façonnée pour partie de face d'une roue composite
EP3517314A1 (fr) * 2018-01-16 2019-07-31 MW Italia S.r.l. Methode de production d'une roue hybride pour vehicule

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