WO2022106092A1 - Structure de support de véhicule ayant une section de châssis fermée, en particulier un longeron, et structure de châssis de véhicule ayant au moins une telle structure de support de véhicule - Google Patents

Structure de support de véhicule ayant une section de châssis fermée, en particulier un longeron, et structure de châssis de véhicule ayant au moins une telle structure de support de véhicule Download PDF

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Publication number
WO2022106092A1
WO2022106092A1 PCT/EP2021/075429 EP2021075429W WO2022106092A1 WO 2022106092 A1 WO2022106092 A1 WO 2022106092A1 EP 2021075429 W EP2021075429 W EP 2021075429W WO 2022106092 A1 WO2022106092 A1 WO 2022106092A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
support structure
cavity
vehicle support
longitudinal
Prior art date
Application number
PCT/EP2021/075429
Other languages
German (de)
English (en)
Inventor
Carsten Brüggemann
Michael Scheibler
Original Assignee
Volkswagen Aktiengesellschaft
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 Volkswagen Aktiengesellschaft filed Critical Volkswagen Aktiengesellschaft
Priority to CN202180078762.1A priority Critical patent/CN116472217A/zh
Priority to EP21778024.6A priority patent/EP4247690A1/fr
Publication of WO2022106092A1 publication Critical patent/WO2022106092A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/08—Front or rear portions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
    • B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
    • B62D21/157—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body for side impacts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/20—Floors or bottom sub-units
    • B62D25/2009—Floors or bottom sub-units in connection with other superstructure subunits
    • B62D25/2027—Floors or bottom sub-units in connection with other superstructure subunits the subunits being rear structures

Definitions

  • Vehicle support structure with a closed hollow profile, in particular longitudinal supports, and vehicle frame structure with at least one such vehicle support structure
  • the invention relates to a vehicle support structure with a closed hollow profile, in particular a side member of a vehicle.
  • the invention also relates to a vehicle frame structure with at least one vehicle carrier structure, in particular a vehicle frame structure formed from lateral longitudinal members extending in the vehicle longitudinal direction, in which the longitudinal members are each arranged on the outside when viewed in the vehicle transverse direction and have a closed hollow profile, with at least one of the longitudinal members being connected to one another in the vehicle transverse direction connecting cross member is provided.
  • Two or more cross members are preferably provided, so that when viewed from above there is at least one closed vehicle frame structure made up of at least two longitudinal members and two cross members.
  • motor vehicles in particular passenger vehicles.
  • US 2016/0272253 A1 discloses a vehicle body structure with a lower bulkhead that separates an engine compartment from a passenger compartment, with the bulkhead extending on the outside into the area of a corresponding wheel housing. External side members extending in the longitudinal direction of the vehicle are arranged adjacent to the bulkhead. To reinforce the end wall in the area of the wheel arches, separate reinforcement elements are provided in each case, which extend inward from the outer side members in the vehicle transverse direction towards the center of the vehicle.
  • the construction of the side members is not described or shown in detail in the documents mentioned above.
  • the invention is based on the object of improving a vehicle support structure with a closed hollow profile and a vehicle frame structure with such a vehicle support structure in terms of their rigidity and crash safety when forces act transversely on the vehicle support structure.
  • the invention was made in particular for applications in which the vehicle support structure is a side member arranged on the outside of a vehicle - and optionally also part of a vehicle frame structure - and this side member is impacted by a lateral surface, such as in a side barrier crash, or when the vehicle support structure is a lateral obstacle of limited area, such as a pole crash.
  • a vehicle support structure has a closed hollow profile, the cavity of which extends in a main direction referred to as the longitudinal direction.
  • a reinforcement element with a three-dimensional geometry is arranged in a torsion-proof manner within the cavity, the reinforcement element extending in a direction transverse to the longitudinal direction of the cavity at least over half of the respective transverse extent of the cavity.
  • the reinforcement element preferably extends over at least 75 percent, at least 80 percent, at least 90 percent or particularly preferably over the entire respective transverse extent.
  • the reinforcement element can be referred to as a support strut, which is located on the inside of the hollow profile in the cavity and significantly increases the rigidity of the vehicle support structure when forces act in the transverse direction.
  • an extension of the extension element over the complete transverse extent of the cavity is that the reinforcing element - if it is designed geometrically suitable and the inner geometry of the hollow profile allows it - already due to an interaction with the inner geometry of the hollow profile can be positioned in a torsionally secure manner, so that additional fixing by welding, gluing or other measures is not required.
  • assembly is particularly simple, either by pressing through an opening in the cavity or, in the case of vehicle support structures formed in two or more parts with shell elements, by inserting the reinforcement element before the shell elements are joined.
  • a torsion-proof arrangement of the reinforcement element in the cavity within the meaning of the invention means in particular that the alignment of the reinforcement element in its orientation transverse to the longitudinal direction cannot change or can only change to a limited extent that, for example, a horizontal alignment in an xy plane to generate a Stiffening in the transverse direction of the vehicle is retained and it is thus ensured that forces that are introduced into a vehicle support structure in this plane in the transverse direction (y-direction) are also supported by the reinforcement structure.
  • the reinforcement structure is preferably also arranged such that it is secured against rotation in other directions of rotation, in particular in that the length of the reinforcement element is selected to be greater than the largest dimension of the cavity transverse (in particular perpendicular) to the longitudinal direction.
  • the reinforcement element is formed from a plate-like element and/or at least one bead and/or a corrugated geometry is formed on the reinforcement element.
  • the reinforcement element is made from a plate-like element which can be deformed relatively easily and inexpensively into a structurally suitable reinforcement element.
  • such a plate-like element has a constant material thickness, at least before forming.
  • a plate-like element is understood to mean, in particular, a metal sheet or a flat element made from a non-metallic material, the thickness of which is significantly smaller than the length and width, in particular a maximum of 10 percent of the minimum of length and width or a maximum of 5 percent or a maximum of 1 percent .
  • beads are understood to mean, in particular, those embossings which have at least one forming edge and thus have a discontinuity in the mathematical sense in the cross section.
  • Sufficient stiffening with a reinforcement element can also be achieved if a reinforcement element has a constant cross-sectional profile in the mathematical sense, but has at least one wavy configuration. It is also possible and expedient from a stiffening point of view to to combine wavy training with beads.
  • Such planar areas can advantageously be used as contact areas for a—possibly additional—area connection of a reinforcement element to a wall section of a vehicle support structure, for example by placing a number of spot welds in the area of such contact areas.
  • the reinforcement element is formed from a plate-like element, it can be manufactured in a particularly simple and cost-effective manner and can also be brought into a geometric shape that is suitable for realizing the desired anti-twist protection.
  • standard plate material can be cut or punched out to a desired size for this purpose. Beads and/or wavy geometries can then be produced on a plate-like element (blank) by embossing, pressing and/or other forming, including bending.
  • An additional curvature of plate-like elements, in particular about one or more axes transverse to the longitudinal axis of the support structure, has the advantage that in this way both a geometry-related fixation of the reinforcing element against displacement in the longitudinal direction of the hollow profile and a protection against rotation about different axes of rotation can be generated .
  • the hollow profile and/or the reinforcing element are produced from a weldable and/or a metallic material.
  • a weldable and/or a metallic material in this context, reference is made in particular to the materials steel, aluminum and plastic. Weldable material pairings have the advantage that spot welding can be carried out in a simple and cost-effective manner in order to be able to bring about an automated fixation between the reinforcement element and the vehicle support structure.
  • the reinforcement element can be fixed in any desired manner within the cavity in a materially bonded, non-positive and/or positive manner. It can, for example, be fixed in a materially bonded manner by one or more spot welds on a peripheral wall of the cavity. This is particularly easy to implement when the vehicle support structure is formed from two or more shell elements by first fixing the reinforcing element to a shell element and then the shell element is connected to a further shell element or to a plurality of further shell elements to form a hollow profile.
  • a simple and cost-effective way of fixing the reinforcement element in a non-positive manner in the cavity of a vehicle support structure according to the invention is to design the reinforcement element in such a way that the reinforcement element is arranged without play in the cavity.
  • the reinforcing element can be designed, for example, as a plate with one or more clamping areas that can be prestressed in a resilient manner.
  • Such a reinforcement element can then either be positioned in the cavity with prestress before joining a vehicle support structure formed from a plurality of shell elements, in order to enclose it in the cavity during manufacture. Or such a reinforcement element can be subsequently inserted or pressed into a cavity of a vehicle support structure that has already been given its final shape with a cavity.
  • the hollow profile is formed from at least two shell elements connected to one another, and/or the reinforcing element, due to its three-dimensional geometry in interaction with the inner geometry of the hollow profile, is secured against torsion and/or position in a desired position in the hollow profile positioned.
  • a vehicle support structure from two or more shell elements connected to one another - in particular welded to one another - has the advantage that complex three-dimensional geometries can also be realized and the positioning and fixing of a reinforcing element within a vehicle support structure can be carried out in a simple manner before the shell elements are joined will.
  • the reinforcing element is positioned in a desired position in the hollow profile in a torsion-proof and/or position-safe manner due to its three-dimensional geometry in interaction with the inner geometry of the hollow profile, not only is assembly easy, but in this case it can also be a separate fixing process, e.g. welding, gluing or other fastening can be dispensed with in a separate work step.
  • the reinforcement structure has at least one contact point to the hollow profile, which is spaced from the lateral edges of the reinforcement structure, a fixation of the reinforcement structure within the cavity at such a contact point spaced from the lateral edges of the reinforcement structure. This is particularly advantageous when the contact areas between the lateral edges of the reinforcement structure and the hollow profile are difficult to access or are not suitable for realizing a fixation due to constructional restrictions.
  • the invention also relates to a vehicle frame structure with at least two lateral longitudinal members extending in the longitudinal direction of the vehicle and at least one cross member connecting the longitudinal members to one another in the transverse direction of the vehicle.
  • a side member or cross member is designed as a vehicle support structure as described above.
  • reference is made in particular to those vehicle frame structures in which the side members are each arranged on the outside in the vehicle transverse direction.
  • the invention was made in particular in connection with vehicle frame structures in which the side members are arranged so far on the outside that they serve as a lateral crash structure and are intended to prevent the penetration of obstacles acting laterally on a motor vehicle as efficiently as possible or to counteract such penetration.
  • the reinforcement element is arranged oriented in the vehicle transverse direction within the side member and/or a bead extending in the vehicle transverse direction and/or a wave-shaped geometry is formed on the reinforcement element.
  • a bead and/or a wave-shaped geometry preferably extends over the entire width of the reinforcement element, which extends in the transverse direction of the vehicle.
  • Vehicle frame structures according to the invention have proven to be particularly useful in practice when the reinforcing element is arranged in a longitudinal member section which, viewed in the longitudinal direction of the vehicle, extends at least partially in front of a wheel housing of a vehicle and/or in a longitudinal member section which, viewed in the longitudinal direction of the vehicle, extends between two cross members .
  • the side members In most vehicles, in the area of a wheel housing, the side members each curve towards the inside of the vehicle, so that the distance between two outer side members narrows. For this reason, the installation space is usually tighter in the area of the taper, which complicates the arrangement of additional cross members.
  • the advantages of the invention come into play particularly where there is (or must be) a greater distance between two cross members in vehicle side members. In such areas, the arrangement of a reinforcement element can significantly increase the transverse rigidity in the longitudinal member itself and an advantageous force distribution from one longitudinal member to one or more adjacent transverse members can take place via a suitable structural design of reinforcement elements.
  • At least one reinforcement element (or several reinforcement elements), which is used in an area between two cross members which are at a maximum distance of 500 mm from one another in the longitudinal direction of the vehicle.
  • An advantageous force distribution can be achieved in a vehicle support structure according to the invention, in particular by providing a reinforcement structure that has a bead and/or a wave-like geometry that, in addition to an orientation in the transverse direction of the vehicle, has an orientation in the longitudinal direction of the vehicle that is oriented in the direction of the next cross member is.
  • a reinforcement structure is arranged between two cross members in a side member viewed in the longitudinal direction, a V-shaped arrangement of two beads or wave-shaped geometries is advantageous when viewed from the outside towards the center of the vehicle in order to absorb forces via the beads and/or wave shape - as in a framework structure - To transfer from a central area between the cross members towards the cross members.
  • a vehicle support structure in particular in the form of two longitudinal members which are each arranged on the outside of a vehicle and which, viewed in the transverse direction of the vehicle, are at a reduced distance from one another over a partial area and are connected via at least one cross member.
  • vehicle frame structures that are formed from two longitudinal members and two cross members, in particular to those vehicle frame structures in which at least one cross member has a smaller width extending in the transverse direction of the vehicle, because this is in an area with reduced Distance of the longitudinal members is located.
  • a battery receiving structure is arranged in the area between the side members viewed in the longitudinal direction of the vehicle, in particular a battery box for receiving modules of a traction battery, ie an energy storage device that is provided for supplying the motor vehicle with drive energy.
  • FIG. 2 partial elements of the underside of the motor vehicle from FIG. 1 with a vehicle frame structure and wheel housings and with a side impact barrier and a pole in a view from below,
  • FIG. 3 shows an isometric view of a vehicle support structure according to the invention in the form of a side member arranged in the area marked V in FIG. 2,
  • FIG. 4 shows the vehicle support structure from FIG. 3 in an isometric exploded view
  • FIG. 5 shows the area of the vehicle support structure marked V in FIG. 3 from FIGS. 3 and 4 in a view from below with the reinforcement element made visible through a transparent representation of the shell element covering the reinforcement element,
  • FIGS. 3 to 5 shows only the reinforcement element of the vehicle support structure according to FIGS. 3 to 5 in an isometric representation from the side
  • FIG. 8 shows the vehicle support structure according to the view from FIG. 5 in a loaded state acted upon by a lateral force F
  • 9 shows a schematic longitudinal sectional representation through an alternative embodiment of a vehicle support structure with a cavity and a reinforcing element which is arranged in the cavity and has a regular wave shape
  • FIG. 10 shows a schematic longitudinal sectional illustration through a further alternative embodiment of a vehicle support structure with a cavity and a reinforcement element which is arranged in the cavity and has a regular V-shape.
  • FIG. 1 shows a motor vehicle 10 in a view from above.
  • the arrows x, y and z mark the longitudinal direction of the vehicle oriented forward (x-direction), the transverse direction of the vehicle (y-direction) and the vertical direction of the vehicle (z-direction). If only individual elements of motor vehicle 10 are shown, the respective arrows refer to the corresponding installation position in motor vehicle 10.
  • Figure 2 shows partial elements of the underside of motor vehicle 10 from Figure 1, in particular front and rear wheel houses 12 and a vehicle frame structure 14, which is essentially formed by two longitudinal members 16 extending in the vehicle longitudinal direction (x-direction) and two, the longitudinal members 16 are cross members 18 that connect to one another in the vehicle transverse direction.
  • the longitudinal members 16 in the motor vehicle 10 shown in FIGS. 1 and 2 are designed as vehicle support structures 20 within the meaning of the invention.
  • the side members 16 Viewed in the longitudinal direction of the vehicle (x-direction), the side members 16 extend from a central area of the motor vehicle between the front and rear wheel housings 12 to the area of the rear wheel housings 12 over the length I indicated by the double arrow.
  • FIG. 2 also shows that the side members 16 taper in the area of the rear wheel houses 12, ie the distance between the two side members 16 in the area of the rear wheel houses 12 decreases. For this reason, the front cross member 18 is somewhat longer than the rear cross member 18. The distance l Q of the cross members 18 from one another is approximately 500 mm in the exemplary embodiment shown.
  • the invention serves to increase the crash safety of the vehicle frame structure 14 in motor vehicles 10, which have vehicle support structures 20 with hollow profiles, which are designed, for example, like the longitudinal members 16 described in more detail below.
  • the increase in crash safety relates in particular to cases in which a lateral force F acts on the side members 16, such as the force FB symbolized by an arrow in Figure 2 due to the impact of a side barrier 22 or the force FP symbolized by an arrow in Figure 2 due to the Impact of a pole 24.
  • the base body of the longitudinal member 16 is formed in the area relevant to the invention from a total of four shell elements 26, namely an upper shell 28, a lower shell 30, a first side shell 32 and a second Side shell 34.
  • the shell elements 26 are connected to form a closed hollow profile, here by welding.
  • a reinforcement element 36 is arranged inside the cavity 46 formed by the hollow profile (cf. FIGS. 3 and 5).
  • the reinforcement element 36 can only be partially seen in FIGS. In FIG. 5, the relative arrangement of the reinforcement element 36 within the hollow profile of the longitudinal beam 16 can be clearly seen.
  • the geometric design of the reinforcement element 36 itself can be seen clearly in FIGS. 6a and 6b. It can be clearly seen in FIGS. 6a and 6b that a plurality of beads 38 extending over the entire width are formed on the reinforcing element 36.
  • a connecting section 40 is formed between two adjacent beads 38, each connecting section 40 having either a flat or a curved surface in the exemplary embodiment shown. However, the surfaces are smooth in all cases.
  • a reinforcement element 36 can be produced relatively easily and inexpensively from simple plates, which are brought into a desired shape by embossing beads 38 .
  • two of the beads 38 are designed in such a way that they have a cross-sectional profile with flat angles. As a result, larger contact areas 48 are formed, which extend over the entire width. These beads 38 have a wavy geometry in longitudinal section, and the contact surfaces 48 are well suited for a support on an inner wall of the cavity 46 of the hollow profile.
  • the beads 38 are preferably formed in such a way that they completely or at least largely fill out the cavity 46 in a direction transverse to the longitudinal direction, in particular in the vertical direction (z-direction) of a motor vehicle 10 . This optimizes the securing of the reinforcement element 36 against rotation and position within the cavity 46 .
  • FIG. 7 shows the reinforcement element 36 together with the upper shell 28, the reinforcement element 36 being shown in dashed lines where it is covered by the upper shell 28.
  • FIG. The reinforcing element 36 rests at least partially with its connecting sections 40 on the upper shell 28 and is materially connected to the upper shell 28 via a large number of spot welds 42 .
  • Figure 8 shows the arrangement of the reinforcing element 36 within the cavity 46 of the longitudinal member 16 and the function and mode of action of the reinforcing element 36 when a lateral force F acting on the longitudinal member 16 in the vehicle transverse direction is applied.
  • the lateral force F is first introduced laterally into the longitudinal member 16 and is then passed via the shell elements 26 and the reinforcement element 36 arranged within the shell elements 26 into the crossbeams 18 (cf. the two arrows within the crossbeams 18 in FIG. 2).
  • the reinforcement element 36 contributes in particular to the fact that the longitudinal member 16 does not buckle even under low loads in the transverse direction of the vehicle (y-direction), but rather has a higher flexural rigidity.
  • the two outer beads 38 and the respective lateral outer contours at the front end in the longitudinal direction of the vehicle and at the rear end in the vehicle longitudinal direction are arranged in a V-shape viewed from the outside inwards in the vehicle transverse direction (y-direction) such that a Force is derived in a truss-like manner to the outside in the direction of the cross member 18 .
  • This is also visualized in FIG. 8 by the arrows Fv and FH.
  • the width of the reinforcing element 36 extending in the transverse direction of the vehicle is precisely adapted to the width of the cavity 46 of the side member 16 over its entire length, which can be seen clearly in FIG.
  • the three-dimensionality created by the beads 38 and the resulting wave-like geometry also means that the reinforcing element 36 is arranged in the cavity 46 of the side member 16 without play and secured against twisting. This ensures that forces are also transmitted via the reinforcement element 36 when the side member 16 is loaded in the transverse direction of the vehicle (y-direction) and not the danger is that the reinforcing member 36 twists.
  • the (optional) spot welds 42 provide additional anti-twist protection.
  • FIGS. 9 and 10 show two further, alternative vehicle support structures 20, each in a longitudinal section.
  • the vehicle support structures are shown by way of example as elements formed in one piece. Alternatively, these can also be formed from two or more shell elements (not shown in FIGS. 9 and 10).
  • the reinforcement element 36 shown in FIG. 10 has a wavy geometry with obtuse forming angles and regularly formed beads 38, of which two beads 38 are shown, with a regular V shape.
  • the respective reinforcement element 36 preferably extends over the entire transverse direction within the cavity 46 (i.e. into and out of the plane of the drawing, up to the respective lateral boundary within the Cavity 46.
  • the reinforcement members 36 are also designed so that they extend in the vertical direction (z-direction) within the cavity 46 completely from top to bottom and are thus fixed within the cavity 46 in the vertical and transverse directions Due to the respective configurations, only essentially small (rather line-shaped) contact surfaces 48 result in the case of the curved, wave-shaped geometry according to Fig. 9, whereas larger contact surfaces 48 result in the area of the beads 38 in the case of the configuration according to Fig. 10. In both cases can rely on additional fixation (e.g. spot welding) v be waived. Or it can be fixed on the top and/or bottom, which is particularly advantageous when lateral accessibility is limited or is not available due to space limitations.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

L'invention concerne une structure de support de véhicule (20) ayant une section de châssis fermée, en particulier un longeron d'un véhicule (10). Une structure de support de véhicule (20) selon l'invention comporte une section de châssis fermée dont la cavité (46) s'étend dans une direction principale appelée la direction longitudinale. L'invention concerne également un élément de renforcement (36) ayant une géométrie tridimensionnelle disposé à l'intérieur de la cavité (46) de manière solidaire en rotation, l'élément de renforcement (36) s'étendant dans une direction transversale à la direction longitudinale de la cavité (46) au moins sur la moitié de l'extension transversale particulière de la cavité (46). L'invention concerne également une structure de châssis de véhicule (14) qui comporte au moins deux longerons latéraux (16) qui s'étendent dans la direction longitudinale du véhicule, et au moins un élément transversal (18) qui relie les longerons (16) dans la direction transversale du véhicule.
PCT/EP2021/075429 2020-11-23 2021-09-16 Structure de support de véhicule ayant une section de châssis fermée, en particulier un longeron, et structure de châssis de véhicule ayant au moins une telle structure de support de véhicule WO2022106092A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202180078762.1A CN116472217A (zh) 2020-11-23 2021-09-16 具有封闭中空型材的车辆承载结构、尤其纵梁和具有至少一个这样车辆承载结构的车辆框架结构
EP21778024.6A EP4247690A1 (fr) 2020-11-23 2021-09-16 Structure de support de véhicule ayant une section de châssis fermée, en particulier un longeron, et structure de châssis de véhicule ayant au moins une telle structure de support de véhicule

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020214684.5A DE102020214684A1 (de) 2020-11-23 2020-11-23 Fahrzeugträgerstruktur mit geschlossenem Hohlprofil, insbesondere Längsträger, sowie Fahrzeugrahmenstruktur mit mindestens einer solchen Fahrzeugträgerstruktur
DE102020214684.5 2020-11-23

Publications (1)

Publication Number Publication Date
WO2022106092A1 true WO2022106092A1 (fr) 2022-05-27

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PCT/EP2021/075429 WO2022106092A1 (fr) 2020-11-23 2021-09-16 Structure de support de véhicule ayant une section de châssis fermée, en particulier un longeron, et structure de châssis de véhicule ayant au moins une telle structure de support de véhicule

Country Status (4)

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EP (1) EP4247690A1 (fr)
CN (1) CN116472217A (fr)
DE (1) DE102020214684A1 (fr)
WO (1) WO2022106092A1 (fr)

Citations (8)

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Publication number Priority date Publication date Assignee Title
JPS6463479A (en) * 1987-09-02 1989-03-09 Mazda Motor Frame structure of automobile
DE102004017181A1 (de) * 2003-04-07 2004-11-18 Mitsubishi Jidosha Kogyo K.K. Zusammengebaute Struktur des hinteren Teils einer Fahrzeugkarosserie
US20060028055A1 (en) * 2004-08-06 2006-02-09 Dandekar Bhushan W Rail assembly for vehicles
DE202014104852U1 (de) * 2014-10-10 2014-11-06 Beiqi Foton Motor Co., Ltd. Karosserie und Automobil mit Karosserie
JP2016113084A (ja) * 2014-12-17 2016-06-23 マツダ株式会社 車両用フレーム構造
US20160272253A1 (en) 2015-03-17 2016-09-22 Honda Motor Co., Ltd. Vehicle body structure
DE102016114068B3 (de) * 2016-07-29 2017-08-10 Benteler Automobiltechnik Gmbh Längsträger aus Mehrlagenstahl
EP3616957A1 (fr) 2018-08-27 2020-03-04 Toyota Jidosha Kabushiki Kaisha Structure inférieure de véhicule

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9493190B1 (en) 2015-09-17 2016-11-15 Ford Global Technologies, Llc Vehicle sill reinforcement

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6463479A (en) * 1987-09-02 1989-03-09 Mazda Motor Frame structure of automobile
DE102004017181A1 (de) * 2003-04-07 2004-11-18 Mitsubishi Jidosha Kogyo K.K. Zusammengebaute Struktur des hinteren Teils einer Fahrzeugkarosserie
US20060028055A1 (en) * 2004-08-06 2006-02-09 Dandekar Bhushan W Rail assembly for vehicles
DE202014104852U1 (de) * 2014-10-10 2014-11-06 Beiqi Foton Motor Co., Ltd. Karosserie und Automobil mit Karosserie
JP2016113084A (ja) * 2014-12-17 2016-06-23 マツダ株式会社 車両用フレーム構造
US20160272253A1 (en) 2015-03-17 2016-09-22 Honda Motor Co., Ltd. Vehicle body structure
DE102016114068B3 (de) * 2016-07-29 2017-08-10 Benteler Automobiltechnik Gmbh Längsträger aus Mehrlagenstahl
EP3616957A1 (fr) 2018-08-27 2020-03-04 Toyota Jidosha Kabushiki Kaisha Structure inférieure de véhicule

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Publication number Publication date
CN116472217A (zh) 2023-07-21
DE102020214684A1 (de) 2022-05-25
EP4247690A1 (fr) 2023-09-27

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