WO2021153064A1 - Châssis de véhicule et véhicule - Google Patents

Châssis de véhicule et véhicule Download PDF

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Publication number
WO2021153064A1
WO2021153064A1 PCT/JP2020/046985 JP2020046985W WO2021153064A1 WO 2021153064 A1 WO2021153064 A1 WO 2021153064A1 JP 2020046985 W JP2020046985 W JP 2020046985W WO 2021153064 A1 WO2021153064 A1 WO 2021153064A1
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WO
WIPO (PCT)
Prior art keywords
plate
vehicle
shaped member
vertical surface
vehicle frame
Prior art date
Application number
PCT/JP2020/046985
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English (en)
Japanese (ja)
Inventor
茂 小此木
マハガネッシュ ラジャクティ
ビグネシュア グナセカラン
ケサバン ガナパティ
グル プラサッド レディ
Original Assignee
ダイムラー・アクチェンゲゼルシャフト
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Publication date
Application filed by ダイムラー・アクチェンゲゼルシャフト filed Critical ダイムラー・アクチェンゲゼルシャフト
Publication of WO2021153064A1 publication Critical patent/WO2021153064A1/fr

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    • 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
    • B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members

Definitions

  • This case relates to a vehicle frame used for vehicles such as trucks and a vehicle equipped with this vehicle frame.
  • a vehicle such as a truck or a commercial vehicle is provided with a pair of side rails extending in the length direction and a plurality of cross members extending in the vehicle width direction to connect the side rails.
  • a so-called ladder frame vehicle frame is applied (see, for example, Patent Document 1).
  • the shape and size of the rudder frame differ depending on the type of vehicle to which it is applied (for example, vehicle class and specifications). Therefore, in the manufacture of the rudder frame, it is necessary to prepare a mold for the rudder frame for each type of vehicle, and it is difficult to reduce the manufacturing cost. Further, in recent years of vehicle electrification (development of electric vehicles and hybrid vehicles), battery packs have become larger in capacity and weight from the viewpoint of securing a cruising range. In a commercial vehicle such as a truck equipped with such a heavy battery pack, it is difficult to secure the loadable weight. Therefore, further weight reduction of the vehicle frame is required.
  • the vehicle frame according to the present application example is composed of a web and flanges protruding from both edges of the web, and extends in the first direction and mutually in the second direction orthogonal to the first direction. It includes a pair of side rails arranged apart from each other and a plurality of cross members extending in the second direction to connect the pair of side rails, and the side rails are provided in the first direction.
  • a plurality of plate-shaped members provided apart from each other and forming the web, a vertical surface portion connected to the plate-shaped member to form the web together with the plate-shaped member, and the second direction from the vertical surface portion. It is characterized by including an angle member having an L-shaped cross section having a lateral surface portion extending to and forming the flange.
  • the side rail with the plate-shaped member and the angle member, which are all simple shapes, it becomes easy to form various types of side rails.
  • the variance (type) of the mold is reduced, so that the manufacturing cost is reduced.
  • the plurality of plate-shaped members are provided apart from each other in the first direction, the weight of the side rail is reduced by the space provided between the plate-shaped members.
  • At least a part of the edge portion in the first direction is curved or orthogonal to both the first direction and the second direction. It may be a straight line inclined with respect to the third direction.
  • the cross member may connect the plate-shaped members in the pair of side rails to each other.
  • the coupling force between the side rail and the cross member is increased as compared with the case where the pair of side rails are connected by the cross member in the region without the plate-shaped member.
  • the load transmission between the side rails and the cross members is facilitated, so that the deformation of the entire vehicle frame is suppressed.
  • the vertical surface portion may be arranged on the side opposite to the cross member in the second direction with respect to the plate-shaped member.
  • the plate-shaped member and the vertical surface portion may be fastened with bolts.
  • bolt fastening to connect the plate-shaped member and the vertical surface portion, the plate-shaped member and the angle member are more firmly connected as compared with the case where welding is used, for example. Therefore, the reliability of the side rail is improved.
  • the plate-shaped member may have a lightweight hole. If the plate-shaped member is provided with a lightweight hole, the weight of the side rail can be further reduced. Further, since the harness can be passed through the lightweight hole, the wiring property of the harness is improved.
  • the lightweight hole may overlap with the vertical surface portion in the second direction view.
  • the lightweight effect of the lightweight hole is enhanced.
  • the plate-shaped member may have a plurality of bolt holes for fastening bolts.
  • Such bolt holes make it easy to bolt other members (for example, angle members) to the plate-shaped member. Further, by providing a plurality of bolt holes at various positions of the plate-shaped member, it becomes easy to adjust the bonding position of the other member with respect to the plate-shaped member.
  • the vertical surface portion may have a plurality of bolt holes for fastening bolts.
  • Such bolt holes make it easy to bolt other members (for example, plate-shaped members) to the vertical surface portion. Further, by providing a plurality of bolt holes at various positions on the vertical surface portion, it becomes easy to adjust the coupling position of the other member with respect to the vertical surface portion.
  • the vehicle according to this application example is characterized by including the above-mentioned vehicle frame.
  • the manufacturing cost can be reduced and the weight can be reduced by providing the above-mentioned vehicle frame.
  • FIG. 1 is a cross-sectional view taken along the line BB in FIG.
  • view (side view) which looked at the vehicle frame of FIG. 1 from the outside in the vehicle width direction. It is an exploded perspective view when the side rail of the vehicle frame of FIG. 3 is cut in a plane along the CC line.
  • the vehicle frame 10 (hereinafter, simply referred to as “frame 10”) according to the present embodiment is applied to the vehicle 20 shown in FIG.
  • the forward direction of the vehicle 20 is referred to as the front (FR)
  • the opposite direction is referred to as the rear
  • the front-rear direction is also referred to as the vehicle length direction D1 (first direction).
  • the left side (LH) and the right side are determined based on the state in which the vehicle 2 faces the front, and the left-right direction is also referred to as the vehicle width direction D2 (second direction).
  • the vehicle length direction D1 and the vehicle width direction D2 are orthogonal to each other.
  • the direction orthogonal to both the vehicle length direction D1 and the vehicle width direction D2 is also referred to as the vehicle height direction D3 (third direction), and the upper side (UP) and the lower side are defined along the vehicle height direction D3.
  • the vehicle 20 of the present embodiment is an electric vehicle including a battery pack 30 for driving and a driving device 50 for driving the vehicle 20 with the electric power of the battery pack 30.
  • a vehicle 20 which is a truck (electric truck) is illustrated.
  • the cab 21 in which the driver's seat is provided and the packing box 22 arranged behind the cab 21 are shown by a two-dot chain line.
  • the frame 10 is a ladder-type so-called ladder frame, and supports heavy objects such as a battery pack 30, a drive device 50, a cab 21, and a packing box 22.
  • the frame 10 is composed of a pair of side rails 1 extending in the vehicle length direction D1 and a plurality of cross members 2 extending in the vehicle width direction D2.
  • the pair of side rails 1 are symmetrically configured with respect to each other and are arranged so as to be separated from each other in the vehicle width direction D2.
  • Each cross member 2 is arranged between a pair of side rails 1 and connects the side rails 1 to each other.
  • the battery pack 30 is a relatively large and large-capacity secondary battery, and is configured by accommodating a plurality of batteries connected in series in a housing, and functions as an energy source for driving the vehicle 20.
  • the battery pack 30 is arranged between the pair of side rails 1 in front of the drive device 50, and is supported by the side rails 1 via a plurality of brackets 3.
  • the drive device 50 includes a motor unit 51 that operates with the electric power of the battery pack 30, and a gear unit 52 to which rotational force is transmitted from the motor unit 51.
  • the gear unit 52 includes a well-known reduction mechanism and a differential mechanism, and after decelerating the rotational force transmitted from the motor unit 51 as necessary, the left and right rear wheels (driving wheels) via the rear axle 23. Communicate to 24.
  • the vehicle 20 travels by transmitting the rotational force from the drive device 50 to the rear wheels 24 in this way.
  • the side rail 1 of the present embodiment has a widening portion 11 that bulges outward in the vehicle width direction D2 in the middle portion in the vehicle length direction D1 in order to secure a mounting space for the battery pack 30.
  • the widening portion 11 is a portion that extends outside the vehicle width direction D2 from each of the front portion 12 and the rear portion 13 of the side rail 1, and is arranged outside the vehicle width direction D2 of the battery pack 30.
  • the front portion 12 of the side rail 1 is also referred to as “rail front portion 12”
  • the rear portion 13 of the side rail 1 is also referred to as “rail rear portion 13”.
  • the rail front portion 12 is a portion in front of the widening portion 11
  • the rail rear portion 13 is a portion behind the widening portion 11.
  • Both the rail front portion 12 and the rail rear portion 13 of the present embodiment extend straight along the vehicle length direction D1.
  • the widening portion 11 is a portion to which the battery pack 30 is connected via the bracket 3, the strength and rigidity for stably supporting the battery pack 30 are ensured.
  • the widening portion 11 of the present embodiment is composed of one channel member 5 having a C-shaped cross section (cross section along the vehicle width direction D2 and the vehicle height direction D3). ..
  • each of the rail front portion 12 and the rail rear portion 13 has a configuration different from that of the widening portion 11.
  • each of the rail front portion 12 and the rail rear portion 13 has a plurality of flat plate-shaped members 4 and cross sections (in the vehicle width direction D2 and in the vehicle height direction D3). It is configured by connecting two angle members 6 having an L-shaped cross section (with an L-shaped cross section). Since the plate-shaped member 4 has a flat plate shape, it is easy to mold. Further, the angle member 6 can be formed by, for example, bending.
  • the side rail 1 has a plate shape along the vehicle length direction D1 and the vehicle height direction D3 in all of the widening portion 11, the rail front portion 12 and the rail rear portion 13. It has a web 1a and a flange 1b projecting from each (both edges) of the upper edge and the lower edge of the web 1a.
  • the channel member 5 constitutes all of the web 1a and the flange 1b.
  • the plate-shaped member 4 and a part of each angle member 6 jointly form a web 1a, and the remaining portion of each angle member 6 forms a flange 1b.
  • the front end portion of the channel member 5 and the rear end portion of the angle member 6 constituting the rail front portion 12 are overlapped in the vehicle width direction D2.
  • the rear end portion of the channel member 5 and the front end portion of the angle member 6 constituting the rail rear portion 13 are overlapped in the vehicle width direction D2.
  • each angle member 6 has a vertical surface portion 6a and a horizontal surface portion 6b provided so as to form a right angle to each other.
  • the vertical surface portion 6a is a flat plate-shaped portion arranged along the vehicle length direction D1 and the vehicle height direction D3, and is connected to the plate-shaped member 4 to form the web 1a together with the plate-shaped member 4.
  • the lateral surface portion 6b is a flat plate-shaped portion arranged along the vehicle length direction D1 and the vehicle width direction D2, and extends from the vertical surface portion 6a to the inside of the vehicle width direction D2 (the side where the cross member 2 is located). To form the flange 1b.
  • the vertical surface portion 6a of the present embodiment is arranged outside the plate-shaped member 4 in the vehicle width direction D2 (on the side opposite to the cross member 2 in the vehicle width direction D2). Therefore, the plate-shaped member 4 is located between the cross member 2 and the vertical surface portion 6a in the vehicle width direction D2.
  • the plate-shaped member 4 has a plurality of bolt holes 4h for fastening bolts. As shown in FIG. 4, the bolt holes 4h of the present embodiment are provided side by side in both the vehicle length direction D1 and the vehicle height direction D3.
  • the vertical surface portion 6a of the angle member 6 has a plurality of bolt holes 6h for fastening bolts.
  • the bolt holes 6h of the present embodiment are provided side by side in a row in the vehicle length direction D1.
  • the bolt holes 4h of the plate-shaped member 4 and the bolt holes 6h of the vertical surface portion 6a of the angle member 6 are provided at positions corresponding to (overlapping) each other.
  • the two angle members 6 are arranged so as to be vertically symmetrical with respect to the plate-shaped member 4.
  • each angle member 6 In the state where the plate-shaped member 4 and each angle member 6 are connected in this way, the vertical surface portion 6a of each angle member 6 is separated from the plate-shaped member 4 in the vehicle height direction D3 outside the vehicle width direction D2. Is located. Further, in this state, the lateral surface portion 6b of the upper angle member 6 is located above the plate-shaped member 4 and inside the vehicle width direction D2, and the lateral surface portion 6b of the lower angle member 6 is below the plate-shaped member 4. And it is located inside the vehicle width direction D2.
  • the rail front portion 12 is also configured in the same manner as the rail rear portion 13.
  • the rear portions 13 of the rails of the present embodiment are provided apart from each other in the vehicle length direction D1 and are separated from each other in the vehicle height direction D3 and four plate-shaped members 4 having different shapes. It has two angle members 6 which are provided and are vertically symmetrical with each other.
  • the space 1s surrounded by the plate-shaped members 4 and the angle members 6 is provided side by side in the vehicle length direction D1. Be done. These spaces 1s have a function of reducing the weight of the side rail 1.
  • the four plate-shaped members 4 are also referred to as a first plate-shaped member 41, a second plate-shaped member 42, a third plate-shaped member 43, and a fourth plate-shaped member 44 in order from the front.
  • the first plate-shaped member 41 has a substantially rectangular shape in which the rear edge portion 41b is cut out in a semicircular shape, is located at the front end portion of the rear portion 13 of the rail, and is coupled to the widening portion 11 (channel member 5).
  • the second plate-shaped member 42 has a trapezoidal shape and is located side by side with the rear wheel 24 in the vehicle width direction D2.
  • the third plate-shaped member 43 has a substantially oval shape that is long in the vehicle length direction D1, and has a plurality of lightweight holes 43h provided apart from each other in the vehicle length direction D1.
  • the fourth plate-shaped member 44 has a substantially rectangular shape in which each of the leading edge portion 44a and the trailing edge portion 44b is cut out in a semicircular shape, and is located at the rear end portion of the rail rear portion 13.
  • the edge portion of the plate-shaped member 4 in the vehicle length direction D1 includes a portion that does not extend straight along the vehicle height direction D3.
  • the trailing edge portion 41b of the first plate-shaped member 41 and the leading edge portion 44a and the trailing edge portion 44b of the fourth plate-shaped member 44 are both exposed portions between the two angle members 6. Is curved.
  • both the leading edge portion 43a and the trailing edge portion 43b of the third plate-shaped member 43 have a curved shape as a whole.
  • both the leading edge portion 42a and the trailing edge portion 42b of the second plate-shaped member 42 have a linear shape inclined with respect to the vehicle height direction D3.
  • one cross member 2 connects the first plate-shaped members 42 at the rear portions 13 of the left and right rails, and another cross member 2 connects the third plate-shaped members 43 to each other.
  • the joint portion of the cross member 2 at the rear portion 13 of the rail is set so as to be a region where the plate-shaped member 4 is provided. Therefore, in the side view of the rail rear portion 13 (when the rail rear portion 13 is viewed in the vehicle width direction D2), each cross member 2 and any one of the plate-shaped members 4 overlap.
  • the two cross members 2 coupled to the rear portion 13 of the rail and the first plate-shaped member 41 and the third plate-shaped member 43 overlap each other.
  • the lightweight hole 43h provided in the third plate-shaped member 43 has a function of passing a harness provided in the vehicle 20 (a function as a wiring passage of the harness) in addition to a function of reducing the weight of the third plate-shaped member 43. Also have.
  • a circular lightweight hole 43h is illustrated.
  • the lightweight hole 43h overlaps with the vertical surface portion 6a of each angle member 6 when viewed in the vehicle width direction D2 (when viewed from the side of the vehicle 20). More specifically, as shown in FIG. 4, the diameter d of the lightweight hole 43h is set to be larger than the distance X between the vertical surface portions 6a of the two angle members 6 provided apart from each other in the vehicle height direction D3. (D> X). As a result, at least a part of the lightweight hole 43h is provided so as to overlap the vertical surface portion 6a of the angle member 6 and the vehicle width direction D2.
  • the rail front portion 12 and the rail rear portion 13 are each composed of a plate-shaped member 4 and an angle member 6 having a simple shape, various types (shapes and sizes) are provided. It is easy to deal with. Specifically, since the plate-shaped member 4 and the angle member 6 are easier to mold than a member having a C-shaped cross section such as the channel member 5 described above, they are molded using one mold. Even in this case, it is possible to support a plurality of types of side rails 1. Therefore, in the manufacture of various types of side rails 1, the variance (type) of the mold for the side rails 1 can be reduced.
  • the manufacturing cost can be reduced.
  • the space 1s can be formed between the plate-shaped members 4.
  • the weight of the side rail 1 can be reduced as compared with the case where the space 1s is not provided.
  • the cross member 2 Since the cross member 2 connects the first plate-shaped members 41 to each other and the third plate-shaped members 43 to each other in the pair of side rails 1, the cross member 2 is a region without the plate-shaped member 4 (the above space).
  • the coupling force between the side rail 1 and the cross member 2 can be enhanced as compared with the case where the pair of side rails 1 are connected in the region of 1s).
  • the load transmission between the side rail 1 and the cross member 2 is facilitated, so that the deformation of the entire frame 10 can be suppressed.
  • the vertical surface portion 6a of the angle member 6 is arranged on the side opposite to the cross member 2 (outside the vehicle width direction D2) in the vehicle width direction D2 with respect to the plate-shaped member 4, for example, a side collision of the vehicle 20.
  • the plate-shaped member 4 can be protected by the vertical surface portion 6a of the angle member 6.
  • the plate-shaped member 4 is arranged between the horizontal surface portions 6b of the upper and lower angle members 6, for example, the plate-shaped member 4 is arranged outside the vehicle width direction D2 with respect to the vertical surface portion 6a.
  • the plate-shaped member 4 can be protected from rainwater from above, flying stones from the road surface, and the like, as compared with the case where the plate-shaped member 4 is used.
  • the plate-shaped member 4 and the vertical surface portion 6a of the angle member 6 are fastened with bolts 7, the plate-shaped member 4 and the angle member 6 can be more firmly connected as compared with the case where welding is used, for example. As a result, the reliability of the side rail 1 can be improved.
  • the third plate-shaped member 43 has the lightweight hole 43h, the side rail 1 can be further reduced in weight. Further, since the harness can be passed through the lightweight hole 43h, the wiring property of the harness can be improved.
  • the lightweight hole 43h overlaps with the vertical surface portion 6a of the angle member 6 when viewed in the vehicle width direction D2. In this way, in the plate-shaped member 4, the lightweight hole 43h is widened to the region overlapping the vertical surface portion 6a of the angle member 6 (the lightweight hole 43h is provided over the entire area in the vehicle height direction D3 between the vertical surface portions 6a). The lightweight effect of 43h can be enhanced.
  • the plate-shaped member 4 Since the plate-shaped member 4 has a plurality of bolt holes 4h for fastening bolts, it becomes easy to fasten another member (for example, an angle member 6) to the plate-shaped member 4 with bolts. Further, by providing the plurality of bolt holes 4h at various positions of the plate-shaped member 4, it becomes easy to adjust the bonding position of the other member with respect to the plate-shaped member 4. For example, according to the plurality of bolt holes 4h provided side by side in both the vehicle length direction D1 and the vehicle height direction D3 as described above, the coupling position of the other members is set to both the vehicle length direction D1 and the vehicle height direction D3. Can be easily adjusted in.
  • the vertical surface portion 6a of the angle member 6 has a plurality of bolt holes 6h for fastening bolts, it becomes easy to fasten other members (for example, the angle member 6) to the vertical surface portion 6a with bolts. Further, by providing the plurality of bolt holes 6h at various positions of the vertical surface portion 6a, it becomes easy to adjust the coupling position of the other member with respect to the vertical surface portion 6a. For example, according to the plurality of bolt holes 6h provided side by side in the vehicle length direction D1 as described above, the coupling position of other members can be easily adjusted in the vehicle length direction D1.
  • the widening portion 11 is required to have a complicated shape as compared with the rail front portion 12 and the rail rear portion 13 and to have high strength and rigidity for supporting the battery pack 30.
  • the plate-shaped member 4 and the angle member 6 are applied only to the rail front portion 12 and the rail rear portion 13 of the side rail 1, the manufacturing cost can be reduced and the weight can be reduced.
  • the moldability of the widened portion 11 can be maintained, and the strength and rigidity of the widened portion 11 can be easily ensured. Therefore, the frame 10 is suitable for the vehicle 20 (electric vehicle) provided with the battery pack 30.
  • the shape and number of the plate-shaped members 4 described above are examples.
  • the plate-shaped member 4 may be plate-shaped, and for example, the edge portion in the vehicle length direction D1 may extend straight along the vehicle height direction D3. Further, at least two plate-shaped members 4 may be provided.
  • the lightweight hole 43h may be omitted. When the lightweight hole 43h is omitted, the third plate-shaped member 43 has improved rigidity and strength, and thus contributes to suppressing deformation of the side rail 1.
  • the vertical surface portion 6a of the angle member 6 may be arranged on the same side as the cross member 2 in the vehicle width direction D2 with respect to the plate-shaped member 4.
  • the plate-shaped member 4 may be arranged outside the vehicle width direction D2 with respect to the vertical surface portion 6a.
  • the method of connecting the plate-shaped member 4 and the angle member 6 is not particularly limited, and welding may be used instead of the above-mentioned fastening with bolts 7, for example.
  • the above configuration of the side rail 1 is an example.
  • the side rail 1 may be entirely composed of the plate-shaped member 4 and the angle member 6 in the vehicle length direction D1, or only one of the rail front portion 12 and the rail rear portion 13 is the plate-shaped member 4 and the angle member 6. It may be composed of. Further, the side rail 1 may have a shape in which the widening portion 11 is omitted and the entire side rail 1 extends straight along the vehicle length direction D1.
  • the arrangement and orientation of the frame 10 in the vehicle 20 is an example.
  • the side rail 1 and the cross member 2 may extend in a direction orthogonal to each other.
  • the side rail 1 may extend in the vehicle width direction D2 and the cross member 2 may extend in the vehicle length direction D1.
  • the type of vehicle to which the frame 10 is applied is not particularly limited.
  • the frame 10 can be applied to various types of vehicles having different drive sources, such as an electric vehicle, an hybrid vehicle, an engine vehicle, and the like, and may be applied to a commercial vehicle other than a truck.

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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

Le problème décrit par la présente invention est de réduire les coûts de fabrication d'un châssis de véhicule et de rendre le châssis de véhicule plus léger. La solution selon l'invention porte sur un châssis de véhicule 10 qui est pourvu : d'une paire de rails latéraux 1 qui s'étendent dans une première direction D1 et qui sont disposés de façon à être mutuellement séparés dans une seconde direction qui est orthogonale à la première direction D1 ; et d'une pluralité d'éléments transversaux 2 qui s'étendent dans la seconde direction et relient la paire de rails latéraux 1. Les rails latéraux 1 comprennent : une pluralité d'éléments en forme de plaque 4, disposés de façon à être mutuellement séparés dans la première direction D1 ; et un élément d'angle 6 ayant une section transversale en forme de L. Les éléments en forme de plaque 4 forment une bande des rails latéraux 1. L'élément d'angle 6 comprend : une section de surface verticale 6a qui est reliée aux éléments en forme de plaque 4 et, conjointement avec les éléments en forme de plaque 4, forme la bande des rails latéraux 1 ; et une section de surface horizontale 6b qui s'étend à partir de la section de surface verticale 6a dans la seconde direction pour former une bride des rails latéraux.
PCT/JP2020/046985 2020-01-27 2020-12-16 Châssis de véhicule et véhicule WO2021153064A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020010657A JP2021115964A (ja) 2020-01-27 2020-01-27 車両用フレーム、及び、車両
JP2020-010657 2020-01-27

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WO2021153064A1 true WO2021153064A1 (fr) 2021-08-05

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PCT/JP2020/046985 WO2021153064A1 (fr) 2020-01-27 2020-12-16 Châssis de véhicule et véhicule

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WO (1) WO2021153064A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7360834B2 (ja) * 2019-07-12 2023-10-13 メルセデス・ベンツ グループ アクチェンゲゼルシャフト 電動トラック

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060208534A1 (en) * 2003-05-19 2006-09-21 Volvo Lastvagnar Ab Construction element and a vehicle frame comprising such a construction element
JP2012066638A (ja) * 2010-09-21 2012-04-05 Furukawa Unic Corp 架装用補強部材の取付方法および架装用補強部材取付構造
CN205554324U (zh) * 2016-04-22 2016-09-07 中国重汽集团济宁商用车有限公司 一种卡车车架用横梁总成

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060208534A1 (en) * 2003-05-19 2006-09-21 Volvo Lastvagnar Ab Construction element and a vehicle frame comprising such a construction element
JP2012066638A (ja) * 2010-09-21 2012-04-05 Furukawa Unic Corp 架装用補強部材の取付方法および架装用補強部材取付構造
CN205554324U (zh) * 2016-04-22 2016-09-07 中国重汽集团济宁商用车有限公司 一种卡车车架用横梁总成

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