+

WO2018197131A1 - Bras oscillant d'essieu - Google Patents

Bras oscillant d'essieu Download PDF

Info

Publication number
WO2018197131A1
WO2018197131A1 PCT/EP2018/057688 EP2018057688W WO2018197131A1 WO 2018197131 A1 WO2018197131 A1 WO 2018197131A1 EP 2018057688 W EP2018057688 W EP 2018057688W WO 2018197131 A1 WO2018197131 A1 WO 2018197131A1
Authority
WO
WIPO (PCT)
Prior art keywords
axle strut
core profile
winding
axle
strut
Prior art date
Application number
PCT/EP2018/057688
Other languages
German (de)
English (en)
Inventor
Ingolf Müller
Philipp Bauer
Andre Stieglitz
Manfred Bürgmann
Ignacio Lobo Casanova
Original Assignee
Zf Friedrichshafen Ag
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 Zf Friedrichshafen Ag filed Critical Zf Friedrichshafen Ag
Publication of WO2018197131A1 publication Critical patent/WO2018197131A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/001—Suspension arms, e.g. constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/10—Constructional features of arms
    • B60G2206/11—Constructional features of arms the arm being a radius or track or torque or steering rod or stabiliser end link
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/70—Materials used in suspensions
    • B60G2206/71—Light weight materials
    • B60G2206/7101—Fiber-reinforced plastics [FRP]

Definitions

  • the present invention relates to an axle strut having the above-mentioned features according to claim 1.
  • Axle struts for chassis of vehicles are mainly loaded axially by both compressive and tensile forces. With roll loads, the axle strut is subjected to torsion to a slight extent. A particular challenge to the load capacity of the axle strut results from a misuse load case, z. B. when a jack is attached to the axle strut.
  • axle strut which comprises a shaft and two bearing areas.
  • the axle strut has a carrying winding, a core profile and two load-transfer elements, wherein the carrying winding and the core profile are formed from fiber-plastic composite material.
  • the object of the present invention based on the prior art, is to propose an improved axle strut which has a low component mass and is inexpensive to produce.
  • the Achsstrebe should have a good load behavior, inter alia, stresses within the axle strut can be taken in an improved manner.
  • the axle strut should have a high lateral rigidity.
  • the proposed axle strut should also be modularized.
  • An axle brace for a vehicle comprises a shaft and two bearing areas, the axle brace having a support winding, a core profile and two load introduction elements.
  • the carrier winding and the core profile are made of fiber-reinforced plastic composite material.
  • a first load introduction element is at a first storage area of arranged two storage areas and a second load-introducing element is arranged on a second storage area of the two storage areas, wherein each of the load-introducing elements has a receptacle for a bearing.
  • the core profile is arranged spatially between the Lasteinleitmaschinen.
  • the axle strut has a connecting layer, the connecting layer enclosing the two load-transfer elements and the core profile radially about a longitudinal axis of the axle strut and connecting the core profile and the two load-transfer elements to the support winding, which radially surrounds the connecting layer about the longitudinal axis of the axle strut.
  • the axle strut has a shaft and two bearing areas.
  • the shaft is arranged between the two bearing areas and connected thereto.
  • the axle strut thus extends from the first storage area via the shaft to the second storage area.
  • the first storage area limits the axle strut to a first side
  • the second storage area limits the axle strut to a second side.
  • the shaft here is longer than wide, wherein the shaft preferably has a smaller width than the two bearing areas at its widest point.
  • the storage areas may for example be formed cylindrically from their base.
  • the first storage area flows smoothly into the shaft.
  • the second storage area also flows smoothly into the shaft. In other words, the transition between the bearing areas and the shaft has no kink or edge.
  • the axle strut can be used here in a chassis of a vehicle, z. B. in a commercial vehicle, truck or car.
  • On the axle strut act in a driving pressure and tensile forces that burden them axially.
  • Axial hereby means in the longitudinal direction of the axle strut, this longitudinal direction being defined by the two bearing areas.
  • the longitudinal direction of the axle strut is defined from the first storage area to the second storage area along the shaft.
  • the axle strut is subjected to torsion when a roll load occurs on the chassis in which the axle strut is used. If, for example, a jack is attached to the axle strut, a so-called misuse load situation occurs, ie bending loads act on the axle strut.
  • the axle strut has the radial support winding.
  • This support winding is formed of FKV.
  • the support winding of a carbon fiber reinforced plastic (CFRP) is formed.
  • CFRP carbon fiber reinforced plastic
  • the support winding may alternatively be formed from a glass fiber reinforced plastic (GRP) or from an aramid reinforced plastic (AFK) or from another suitable FRP.
  • the carrying winding is endless fiber reinforced.
  • a radial winding is in this case a winding which extends around the longitudinal axis of the axle strut.
  • a lateral surface of the axle strut is formed by the radial support winding.
  • the axle strut is a geometric extrusion body which has a lateral surface and two cover surfaces.
  • the axle strut also has the core profile.
  • This core profile is formed from a FKV, preferably made of GRP.
  • the core profile may also be derived from another suitable FKV, e.g. As CFK or AFK, be formed.
  • the core profile is preferably a pultrusion profile, but may alternatively be formed as a pultring profile or as a winding profile or as a braided profile or other suitable profile.
  • the core profile is inexpensive to manufacture.
  • the core profile can be manufactured continuously, whereby a modularization can be realized. In other words, in continuous production, the core profile may be cut to a length of shaft required for a specific vehicle type.
  • the core profile has a certain axial softness in a preferred use of an FKV with a fiber angle that deviates significantly from 0 °, for example by 45 °. This is necessary in the event of a misuse load case in order to divert the forces occurring there into the carrying winding. Axial forces are thus not or only to a very limited extent directed into the core profile.
  • the axle strut has a load introduction element on each of its bearing areas.
  • Each load-introducing element has a receptacle for a bearing.
  • Each recording of Lasteinleitieri is suitable for each camp, z.
  • the load introduction elements are designed starting from a load introduction via the respective receptacle.
  • each load-introducing element may have a longitudinal groove at the region adjacent to the core profile.
  • each Lasteinleitelement have a narrow tapered contour, which consists of z. B. is formed two narrow ends expiring.
  • each Lasteinleitelement have a recess which is free of material, wherein the shape of the recess is oriented to the voltage curve in the respective load-introducing element.
  • the core profile is arranged.
  • the shaft of the axle strut thus has the core profile.
  • the core profile has a certain distance to the first and the second load introduction element.
  • the core profile and the two load introduction elements are thus decoupled from each other. This decoupling also remains with each load case. This means at no time is there a direct link between them
  • the connecting layer of the axle strut serves to connect the carrying winding with the core profile and the two load-introducing elements.
  • the bonding layer encloses the core profile and the two load-transfer elements radially, as well as the support winding.
  • the connection layer thus forms a lateral surface of the axle strut, which is comparable to the lateral surface which is formed by the support winding.
  • the connecting layer is arranged spatially between the supporting winding and the core profile and the two load-introducing elements.
  • the connection layer thus contacts the support winding on its entire inner surface.
  • the bonding layer contacts the first load introduction element, the core profile and the second load introduction element.
  • the bonding layer By the bonding layer, the adhesion between the Lasteinleitmaschinen and the supporting winding is improved in contrast to the prior art. Furthermore serves the connection layer as corrosion protection, so that a contact corrosion of the Lasteinleitieri is prevented when the support winding is made of CFRP. By connecting layer thus takes place an electrical separation.
  • an axial load on the Lasteinleitieri introduced into the Achsstrebe, z. B compressive or tensile forces this load will be forwarded by the Lasteinleit instituten surface by means of thrust (in the case of pressure loads) or positive engagement (in the case of tensile loads) to the support winding.
  • the carrying coil absorbs this axial load.
  • the core profile is thus preferably not or only to a very limited extent involved in the absorption of the axial load. Thus, local stress peaks in the core profile are avoided.
  • the axle strut is lighter than conventional metallic axle struts due to the shape of the support coil and the FKV core profile.
  • the core profile has a double H-shaped cross-section.
  • the load capacity of the core profile and thus the entire axle strut is improved compared to the prior art.
  • the available space is almost completely utilized by the core profile.
  • a collapse of the core profile under the high pressure prevailing during curing of the axle strut with a supporting winding made of FRP, preferably made of CFRP, in a press or in an autoclave is prevented by the double H-shaped cross section.
  • the core profile is thus designed such that this high external pressures can withstand.
  • the incidence of the profile can be additionally prevented by using an external tool during the manufacturing process, which supports the open flanks of the core profile during manufacture and curing.
  • the core profile couples the winding strands of the supporting winding together.
  • This coupling is a cross-coupling.
  • the supporting winding encloses the lateral surface of the core profile in a partial area.
  • This coupling generates a higher area moment of inertia than with axis struts without cross coupling.
  • the buckling capacity of the axle strut is thus also increased, since at a buckling load the support winding with the core profile acts together as a cross section.
  • the bending stiffness and the buckling stiffness of the axle strut are also increased. Since the core profile is not connected to the Lasteinleitmaschinen, but spaced therefrom, the coupling of the winding strands of the supporting winding is interrupted in the gap region. This does not significantly affect buckling capacity and / or dent resistance.
  • the load-introducing elements are formed from aluminum.
  • the load-introducing elements can be produced inexpensively by extrusion.
  • At least one of the receptacles of the Lasteinleitiata is formed as a bore whose central axis has an angle to an axis which is perpendicular to the longitudinal axis of the axle strut. This angle is preferably an acute angle.
  • This vertical axis intersects the central axis of the reception of the at least one load-introducing element in one point.
  • the center axis of the bore formed as a receptacle is that axis about which the bore is rotationally symmetrical.
  • both Lasteinleitieri can be formed as a bore whose respective central axis has an angle to each axis which is perpendicular to the longitudinal axis of the axle strut.
  • the central axis of the first Lasteinleitelements at an angle to a first vertical axis that intersects this central axis of the first Lasteinleitelements in one point, and the center axis of the second Lasteinleitelements has at an angle to a second vertical axis, this central axis of the second Lasteinleitelements in a point cuts.
  • Each of these angles is preferably an acute angle.
  • the central axes of the two Lasteinleitieri can be arranged parallel to each other.
  • the receptacle of the at least one Lasteinleitelements or both Lasteinleitieri be formed as an oblique bore.
  • a lateral offset is a deviation of the extension of the axle strut from a horizontal plane in which the longitudinal axis of the axle strut is arranged.
  • the first bearing area of the axle strut lies in a different horizontal plane than the second bearing area of the axle strut when the axle strut is used in a vehicle.
  • the two planes are parallel to each other, horizontal and spaced apart.
  • the support winding of the axle strut does not have to be wound obliquely during production, but can be applied in a plane without kink or bevel.
  • the fibers of the FRP laminate do not need to be deflected, thus avoiding faults in the FRP laminate and forming an unidirectional FRP laminate. As a result, a load-based power absorption is possible.
  • At least one of the receptacles of the load-introducing elements is formed as a bore whose center axis is perpendicular to the longitudinal axis of the axle strut. If the center axis of the receptacle of the first load introduction element is perpendicular to the longitudinal axis of the axle strut and the center axis of the receptacle of the second load insertion element is at an angle to an axis perpendicular to the longitudinal axis of the axle strut, the axle strut has a lateral offset of the two storage areas when the axle strut is used in a vehicle. The angle is preferably an acute angle. This lateral offset is realized in a simple manner and also cost-effectively with the advantages already described.
  • both receptacles of Lasteinleitiata are formed as a bore whose central axis is perpendicular to the longitudinal axis of the axle strut. This means that the center axes of both images are parallel to each other are arranged. Since both central axes are perpendicular to the longitudinal axis of the axle strut, the axle strut has no lateral offset but is flat when the axle strut is used in a vehicle. This means that the two bearing areas of the axle strut are arranged in the same horizontal plane.
  • the support winding of the axle strut can be applied during production in a plane without kink or bevel.
  • the fibers of the FRP laminate are not deflected, which prevents faults in the FRP laminate and forms a unidirectional FRP laminate. As a result, a load-based power absorption is possible.
  • both load introduction elements are formed with optimized voltage. This means that with loads that act on the load-introducing element, there is a homogeneous course of the stress.
  • the axle strut additionally comprises two bearings, wherein a first bearing is arranged in the receptacle of the first load introduction element and wherein a second bearing is arranged in the receptacle of the second load introduction element, each bearing by means of a transition fit and by means of an adhesive with its associated with each recording.
  • Both bearings can be uniformly shaped.
  • the first bearing may be shaped differently than the second bearing.
  • both bearings are designed as rubber-metal bearings.
  • the core profile is formed from a glass fiber reinforced plastic (GRP).
  • GRP glass fiber reinforced plastic
  • CFRP carbon fiber reinforced plastic
  • the bonding layer is formed from an adhesion promoter which is preferably used as a film adhesive, i. H. in tape form.
  • film adhesive i. H. in tape form.
  • the axle strut has two transverse windings, a first of the two transverse windings being arranged in the region of the first load introduction element and a second of the two transverse windings being arranged in the region of the second load introduction element.
  • a transverse winding is in this case, in contrast to the support winding is not wrapped radially about the longitudinal axis of the axle strut, but transversely. That is, the longitudinal axis of the axle strut for the transverse winding represents a center axis, so that the direction of the transverse winding is perpendicular to the direction of the longitudinal winding.
  • the transverse windings are formed from a FKV, preferably made of fiberglass, but may alternatively from another suitable FKV, z. B. CFK or AFK be formed. These transverse windings serve to increase the load capacity of the axle strut and support the support winding in the load application areas when tensile loads occur. In addition, protect the transverse windings from contamination.
  • the axle strut has a further transverse winding which encloses the shaft.
  • the further transverse winding is formed from a FKV, preferably made of fiberglass, but may alternatively from another suitable FKV, z. B. CFK or AFK be formed. This additional transverse winding is used to increase the load capacity of the axle strut, to protect against contamination and to protect against sudden loads (impact loads).
  • FIG. 2 is a schematic representation of the Achsstrebe embodiment according to FIG. 1 with two bearings
  • FIG. 3 is a schematic representation of a Lasteinleitelements the Achsstrebe from the embodiment of FIG. 1,
  • FIG. 4 shows a schematic sectional view along the line A-A of the load introduction element from FIG. 3, FIG.
  • FIG. 5 is a schematic representation of the core profile of the Achsstrebe according to the embodiment of FIG. 1,
  • FIG. 6 is a schematic sectional view along the line B-B of the core profile of FIG. 5.
  • Fig. 1 shows a schematic representation of an axle strut 1 according to an embodiment.
  • the axle strut 1 has a shaft 2 and two bearing areas 3.
  • the axle strut 1 extends from a first storage area 3 via the shaft 2 to a second storage area 3.
  • the axle bar 1 is formed by means of two load introduction elements 7, by means of a support winding 4, by means of a core profile 6 and by means of a connecting layer 5 Fig. 1, the connection layer 5 and the core profile 6 can be clearly seen.
  • a first load introduction element 7 is arranged on the first storage area 3.
  • a second load introduction element 7 is arranged on the second storage area 3.
  • Each Lasteinleitelement 7 has a receptacle 13 which is cylindrical in shape. This receptacle 13 is used in each case a bearing which may be formed as a rubber-metal bearing and is shown in Fig. 2, receive and connect to the axle strut 1.
  • Each of these load-introduction elements 7 also has a recess. tion 10, which is free of material, on.
  • each Lasteinleitelement 7 two narrow expiring ends, which face the core profile 6, on. Both Lasteinleitmaschine 7 are formed of aluminum.
  • the receptacles 13 of the Lasteinleitmaschine 7 are formed as a bore.
  • Both Lasteinleitieri 7 are configured uniformly to each other and are voltage-optimized with respect to a load introduction, which takes place via the bearings in the Lasteinleitiata 7 and thus in the Achsstrebe 1.
  • the shape of the recess 10 of each Lasteinleitelements 7 is oriented to a voltage curve in this Lasteinleitelement 7.
  • Each Lasteinleitelement 7 is disposed within the axle strut 1 such that the Lasteinleitelement 7 has a distance 11 to the core profile 6.
  • the core profile 6 thus contacts neither the first Lasteinleitelement 7 nor the second Lasteinleitelement 7 and is decoupled from these.
  • the core profile 6 is preferably formed from a GRP and is on the
  • Shank 2 of the axle strut 1 is arranged.
  • the core profile 6 in this case has a double-H-shaped cross section, which is shown in more detail in Fig. 6.
  • the core profile 6 serves to couple the winding strands of the support winding 4 together.
  • the core profile 6 and the two load introduction elements 7 are arranged along a longitudinal axis L of the axle strut 1.
  • the longitudinal axis L of the axle strut 1 extends from the first storage area 3 via the shaft 2 to the second storage area 3.
  • Radially about this longitudinal axis L the connecting layer 5 is wound around the core profile 6 and around the two load introduction elements 7.
  • the connecting layer 5 thus surrounds the core profile 6 in a partial area, as well as enclosing the two load introduction elements 7 in a partial area.
  • the connecting layer 5 forms a lateral surface of the axle strut 1.
  • the connecting layer 5 is formed from a film adhesive.
  • the connecting layer 5 serves to establish the connection between the supporting winding 4 and the core profile 6 and the two load-introducing elements 7.
  • the supporting winding 4 like the connecting layer 5, is wound radially around the longitudinal axis L of the axle strut 1 and thus encloses the core profile 6 as well as the two load introduction elements 7 in a partial area.
  • the support winding 4 forms an outer re outer surface of the axle strut 1 off.
  • the support winding 4 is formed from CFK.
  • the support winding 4 is endless fiber reinforced.
  • the axle strut 1 shown in Fig. 1 is formed geometrically flat, that is, that the first storage area 3 is arranged in the same plane as the second storage area 3.
  • the supporting winding is a unidirectional winding.
  • FIG. 2 shows a schematic representation of the axle strut 1 according to the embodiment of FIG. 1 with two bearings 8. Shown is the same axle strut as in Fig. 1, only two bearings 8 are now operatively connected to the respective receptacles of the load-introducing elements 7.
  • the recordings of the Lasteinleitiata 7 are formed as oblique holes. That is, the center axes M of the receptacles of the Lasteinleitieri 7 are arranged such that they have to an axis which is perpendicular to the longitudinal axis L of the Achsstrebe 1, a certain angle. As a result, the bore of the respective recordings is made oblique.
  • the axle strut 1 Due to this oblique bore, the two bearings 8 are also obliquely introduced in the axle strut 1.
  • the axle strut 1 has a lateral offset.
  • the axle strut 1 is inclined in itself, so that the first storage area 3 is arranged in a different horizontal plane than the second storage area 3.
  • the longitudinal axis L of the axle strut 1 has an angle a horizontal axis 12.
  • This horizontal axis 12 is perpendicular to the center axes M.
  • This lateral offset has the axle strut 1 when used in a vehicle.
  • FIG. 3 shows a schematic representation of a load-introducing element 7 of the axle strut 1 from the exemplary embodiment from FIG. 1.
  • the stress-optimized formation of the load-introducing element 7 can be clearly seen.
  • the receptacle 13 is formed as an oblique bore.
  • the central axis M of the receptacle 13 has an angle to an axis perpendicular to the longitudinal axis L on. This is shown more clearly in FIG. 4.
  • the recess 10 can be seen and the narrow ends of the Lasteinleitelements 7, which contributes both to the stress-optimized formation of the Lasteinleitelements 7.
  • the voltage optimization is determined by means of a numerical optimization.
  • the section line AA is shown, which lies on the longitudinal axis L, along which the load introduction element 7 is cut, which is shown in Fig. 4.
  • FIG. 4 shows a schematic sectional illustration along the line A-A of the load introduction element 7 from FIG. 3.
  • the receptacle 13 of the load introduction element 7 is designed as an oblique bore.
  • the central axis M of the receptacle 13 in this case has an angle to a vertical axis 9, wherein the vertical axis 9 is perpendicular to the longitudinal axis L of the axle strut.
  • Fig. 5 shows a schematic representation of the core profile 6 of the axle strut 1 according to the embodiment of Fig. 1. Shown is the core profile 6, which is formed from a fiberglass. Furthermore, the longitudinal axis L is shown. In addition, a section line BB is shown which is perpendicular to the longitudinal axis L and along which a cut takes place, which is shown in FIG. It can be clearly seen that the core profile 6 has a double H-shaped cross-section. This is advantageous because a collapse of the core profile 6 under high pressure, which prevails, for example, during curing of the axle strut in an autoclave, is prevented. The core profile 6 can thus withstand high external bridges.
  • FIG. 1 shows a schematic representation of the core profile 6 of the axle strut 1 according to the embodiment of Fig. 1. Shown is the core profile 6, which is formed from a fiberglass. Furthermore, the longitudinal axis L is shown. In addition, a section line BB is shown which is perpendicular to the longitudinal axis L and along which
  • connection layer 5 connects the core profile 6 to the support winding 4.
  • a transverse winding or transverse windings can be provided either around the bearing areas, or both around the bearing area and about the shaft of the axle strut, to support the support winding in the load application area when tensile forces occur and to protect the axle strut from soiling.
  • the transverse winding or the transverse windings are formed for example of fiberglass.
  • the shaft length of the axle strands is variable, that is, depending on how long the core profile, the axle strut is designed to be longer or shorter.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

L'invention concerne un bras oscillant d'essieu (1) pour un véhicule, le bras oscillant d'essieu comportant une tige (2) et deux zones de palier (3). Le bras oscillant d'essieu (1) comprend un enroulement porteur (4), un profilé central (6) et deux éléments d'application de charge (7). L'enroulement porteur (4) et le profilé central (6) sont formés à partir de matériau composite renforcé par des fibres. Un premier élément d'introduction de charge (7) est disposé au niveau d'une première zone de palier (3) parmi les deux zones de palier (3) et un deuxième élément d'introduction de charge (7) est disposé au niveau d'une deuxième zone de palier (3) parmi les deux zones de palier (3), chacun des éléments d'introduction de charge (7) comprenant un logement (13) pour un palier (8). Le profilé central (6) est disposé spatialement entre les éléments d'introduction de charge (7). Le bras oscillant d'essieu (1) comprend une couche de liaison (5), la couche de liaison (5) entourant les deux éléments d'introduction de charge (7) et le profilé central (6) radialement autour d'un axe longitudinal (L) du bras oscillant d'essieu (1) et reliant le profilé central (6) ainsi que les deux éléments d'introduction de charge (7) à l'enroulement porteur (4) qui enveloppe la couche de liaison (5) radialement autour de l'axe longitudinal (L) du bras oscillant d'essieu (1).
PCT/EP2018/057688 2017-04-24 2018-03-27 Bras oscillant d'essieu WO2018197131A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017206846.9A DE102017206846A1 (de) 2017-04-24 2017-04-24 Achsstrebe
DE102017206846.9 2017-04-24

Publications (1)

Publication Number Publication Date
WO2018197131A1 true WO2018197131A1 (fr) 2018-11-01

Family

ID=61899225

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/057688 WO2018197131A1 (fr) 2017-04-24 2018-03-27 Bras oscillant d'essieu

Country Status (2)

Country Link
DE (1) DE102017206846A1 (fr)
WO (1) WO2018197131A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59153607A (ja) * 1983-02-22 1984-09-01 Mitsubishi Rayon Co Ltd サスペンシヨンロアア−ム
US4992313A (en) * 1987-12-14 1991-02-12 Shobert James P Fiber-reinforced plastic strut connecting link
JPH1199415A (ja) * 1997-09-29 1999-04-13 Unipres Corp 溶接品の製造方法及びリンク材
WO2003033814A1 (fr) * 2001-10-15 2003-04-24 Boyce Spars Holdings Limited Procede de production d'un element structural allonge
EP1977849A1 (fr) * 2007-04-04 2008-10-08 Yamashita Rubber Kabushiki Kaisha Procédé de fabrication de tige de liaison par soudage par friction agitation avec formage de fentes à des intervalles donnés sur un bossage de la fixation
EP2270344A1 (fr) * 2008-04-18 2011-01-05 Nhk Spring Co., Ltd. Joint à rotule et son procédé de fabrication
DE102012211262B3 (de) * 2012-06-29 2013-11-07 Aktiebolaget Skf Verfahren zur Montage eines Lagerrings
DE102015215077A1 (de) 2015-08-06 2017-02-09 Zf Friedrichshafen Ag Achsstrebe

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015218026A1 (de) * 2015-09-18 2017-03-23 Zf Friedrichshafen Ag Achsstrebe

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59153607A (ja) * 1983-02-22 1984-09-01 Mitsubishi Rayon Co Ltd サスペンシヨンロアア−ム
US4992313A (en) * 1987-12-14 1991-02-12 Shobert James P Fiber-reinforced plastic strut connecting link
JPH1199415A (ja) * 1997-09-29 1999-04-13 Unipres Corp 溶接品の製造方法及びリンク材
WO2003033814A1 (fr) * 2001-10-15 2003-04-24 Boyce Spars Holdings Limited Procede de production d'un element structural allonge
EP1977849A1 (fr) * 2007-04-04 2008-10-08 Yamashita Rubber Kabushiki Kaisha Procédé de fabrication de tige de liaison par soudage par friction agitation avec formage de fentes à des intervalles donnés sur un bossage de la fixation
EP2270344A1 (fr) * 2008-04-18 2011-01-05 Nhk Spring Co., Ltd. Joint à rotule et son procédé de fabrication
DE102012211262B3 (de) * 2012-06-29 2013-11-07 Aktiebolaget Skf Verfahren zur Montage eines Lagerrings
DE102015215077A1 (de) 2015-08-06 2017-02-09 Zf Friedrichshafen Ag Achsstrebe

Also Published As

Publication number Publication date
DE102017206846A1 (de) 2018-10-25

Similar Documents

Publication Publication Date Title
EP3615357B1 (fr) Bras de suspension
EP1479842B1 (fr) Profilé creux
EP3281837B1 (fr) Châssis d'un véhicule ferroviaire
DE102011079654A1 (de) Vierpunktlenker
EP1948959A1 (fr) Ressort a lames composite, renforce par des fibres, segmente et procede de production associe
EP3661770B1 (fr) Bras de suspension à trois points et procédé de fabrication d'un bras de suspension à trois points
DE102015218026A1 (de) Achsstrebe
DE102015215077A1 (de) Achsstrebe
WO2019025165A1 (fr) Attelage à trois points et procédé de fabrication d'un attelage à trois points
DE102016211212A1 (de) Achsstrebe für ein Fahrzeug
EP2472137B1 (fr) Elément de ressort à lame et agencement de ressort à lame
EP2418110A2 (fr) Traverse pour un axe de direction composite
DE102016211211A1 (de) Achsstrebe für ein Fahrzeug
DE102010053734A1 (de) Vorrichtung zum Ausbilden eines Lagers
DE102014218323B4 (de) Achseinheit
EP2000335A2 (fr) Composant d'essieu et procédé pour la production d'un composant d'essieu
DE2923292C2 (fr)
DE102011105908A1 (de) Längsträger für ein Nutzfahrzeug und Verfahren zur Herstellung eines Längsträgers
WO2018197131A1 (fr) Bras oscillant d'essieu
WO2016037961A1 (fr) Unité d'essieu
DE102014207773A1 (de) Vierpunktlenker
WO2019185265A1 (fr) Barre de réaction pour un véhicule
DE102018206325A1 (de) Achsstrebe und Verfahren zur Herstellung einer Achsstrebe
DE102018122861B4 (de) Längsträger für ein Straßenfahrzeug
DE102013013115B4 (de) Vierpunktlenker zur Verbindung einer Starrachse mit dem Rahmen eines Nutzfahrzeugs

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18715576

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 18715576

Country of ref document: EP

Kind code of ref document: A1

点击 这是indexloc提供的php浏览器服务，不要输入任何密码和下载