WO2023062676A1 - 車体構造 - Google Patents
車体構造 Download PDFInfo
- Publication number
- WO2023062676A1 WO2023062676A1 PCT/JP2021/037543 JP2021037543W WO2023062676A1 WO 2023062676 A1 WO2023062676 A1 WO 2023062676A1 JP 2021037543 W JP2021037543 W JP 2021037543W WO 2023062676 A1 WO2023062676 A1 WO 2023062676A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- vehicle
- side frame
- cross member
- reinforcing member
- reinforcement
- Prior art date
Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 51
- 238000003466 welding Methods 0.000 claims description 13
- 230000002787 reinforcement Effects 0.000 abstract description 72
- 230000002093 peripheral effect Effects 0.000 description 9
- 239000006096 absorbing agent Substances 0.000 description 6
- 230000035939 shock Effects 0.000 description 6
- 239000000725 suspension Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Definitions
- the present disclosure relates to vehicle body structures.
- Patent Document 1 shows a vehicle body structure that can prevent deformation of the side frames while suppressing weight increase.
- a reinforcing member is provided to reinforce the inside of the side frame over a predetermined range of the side frame in the longitudinal direction of the vehicle body, and the reinforcing member is arranged at the upper corner and the lower corner.
- a structure is shown that includes a lower member that is mounted.
- Patent Document 2 As shown in FIGS. 6 and 7 of Patent Document 2, the ends of the cross member are inserted and welded into through holes formed in the inner and outer side walls of the side frame.
- a so-called through-type cross member is described.
- a structure is shown in which a reinforcing plate is attached to the inner through-hole so as to overlap the connecting portion between the cross member and the side frame, and the reinforcing plate is also welded to the side frame.
- Patent Document 1 discloses that reinforcing members for reinforcing the side frames from inside the side frames are arranged at the upper corners and the lower corners. There is no disclosure of a reinforcing structure for reinforcing the joint portion of the joint.
- Patent Document 2 does not disclose a structure in which a reinforcing member for reinforcing the sub-frame is provided inside the side frame.
- At least one embodiment of the present invention provides a vehicle body capable of improving the strength and rigidity of the side frames by combining the reinforcement of the side frames and the reinforcement of the connecting portions between the side frames and the cross members. It is intended to provide structure.
- the present invention was invented to achieve the above object, and at least one embodiment of the present invention includes a pair of side frames provided spaced apart in the vehicle width direction and extending in the vehicle front-rear direction.
- a cross member that extends in the vehicle width direction so as to connect the side frames of the above, penetrates through a side wall of the side frame and is coupled to the side frame, the cross member being attached to at least the side wall of the side frame a side frame reinforcing member provided and extending in the longitudinal direction of the vehicle so as to reinforce the side frame;
- the side frame reinforcing member extends to the vicinity of the cross member in the vehicle front-rear direction when viewed from the vehicle width direction, and the connecting portion reinforcing member extends to the vicinity of the cross member when viewed from the vehicle width direction. It has an overlapping portion that overlaps the side frame reinforcing member.
- the side frame reinforcing member and the connecting portion reinforcing member overlap each other in the longitudinal direction of the vehicle when viewed from the vehicle width direction. It is possible to suppress deformation in the vicinity of the joint with the cross member.
- the side frame may bend at the gap due to the input load from the outside of the vehicle.
- Such a problem can be suppressed by stacking the connecting portion reinforcing member. That is, the strength and rigidity of the side frame can be improved.
- the side frame reinforcing member is provided at least on the side wall of the side frame, but since it extends only to the vicinity of the cross member in the longitudinal direction of the vehicle when viewed from the vehicle width direction, the cross member passes through the side frame. Even so, the cross-sectional shape of the cross member is not restricted by the side frame reinforcing member, and can be made as thick as possible up to the size (height) of the sidewall of the side frame. Therefore, it is possible to increase the rigidity of the cross member.
- the side frame reinforcing member is provided closer to the vehicle center portion than the cross member in the vehicle front-rear direction, and the joint portion reinforcing member is located closer to the vehicle center than the cross member in the vehicle front-rear direction.
- One side has an enlarged portion formed larger than the opposite side, and the enlarged portion has the overlapping portion.
- the joint portion reinforcing member since the coupling portion reinforcing member has an enlarged portion formed larger on the vehicle center side than on the other side in the vehicle front-rear direction from the cross member, the joint portion reinforcing member has an enlarged portion that is larger than the cross member on the vehicle front-rear direction. It is possible to suppress deformation such that the side frame is bent in the vehicle width direction in the vicinity of the joint portion with the cross member due to the collision load.
- the enlarged portion is formed only on the vehicle center portion side in the vehicle longitudinal direction from the cross member and is not formed on the opposite side, the side frame can be deformed while suppressing an increase in weight. Furthermore, since the enlarged portion of the connecting portion reinforcing member has the overlapping portion, the length of the overlapping portion can be ensured, and deformation of the side frame due to the overlapping portion can be effectively suppressed.
- the enlarged portion is provided with a welding hole, and the coupling portion reinforcing member is welded to the side wall of the side frame in the welding hole.
- welding from the welding hole formed in the enlarged portion not only welds the peripheral edge of the enlarged portion, but also improves the joining strength of the enlarged portion to the sidewall of the side frame. deformation can be effectively suppressed.
- the side frame has a kick-up portion that inclines upward in the vehicle front-rear direction toward one side in the vehicle front-rear direction from the center portion of the vehicle, and the kick-up portion includes the A side frame reinforcing member is provided.
- the curved portion of the kick-up portion that is inclined upward of the vehicle is likely to be deformed by an input load from the outside of the vehicle. , these deformations can be suppressed.
- the connecting portion reinforcing member has one end portion in the vehicle vertical direction that is bent in the vehicle width direction and is bent to be welded to the surface of the side frame on one side in the vehicle vertical direction. have a part.
- the connecting portion reinforcing member has a bent portion in which one end portion in the vehicle vertical direction is bent in the vehicle width direction, so that the rigidity of the connecting portion reinforcing member itself is improved. Therefore, bending deformation of the enlarged portion in the vehicle width direction is further suppressed. Furthermore, since the portion bent in the vehicle width direction is welded to the surface of the side frame on one side in the vehicle vertical direction, the surface of the side frame on the one side in the vehicle vertical direction can be reinforced.
- a vehicle vertical direction one side end portion of the joint portion reinforcing member where the joint portion reinforcing member is joined to the side wall of the side frame extends opposite to the enlarged portion in the vehicle front-rear direction. An extension is provided.
- the strength and rigidity of the side frames can be improved by combining the reinforcement of the side frames and the reinforcement of the joints between the side frames and the cross members.
- FIG. 1 is an overall perspective view schematically showing a frame portion of an entire vehicle to which a vehicle body structure according to an embodiment of the invention is applied;
- FIG. It is a schematic side view of the side frame of the B arrow direction of FIG.
- FIG. 2 is an enlarged perspective view of a portion A in FIG. 1;
- 4 is a cross-sectional view taken along line CC of FIG. 3;
- FIG. 4 is an enlarged perspective view corresponding to FIG. 3, showing another embodiment of the joint reinforcement.
- FIG. FIG. 6 is a cross-sectional view taken along line DD of FIG. 5;
- FIG. 6 is a perspective view from below, showing a welded state of a bent portion and an extension portion of the joint reinforcement shown in FIG. 5 ;
- 4 is an enlarged perspective view corresponding to FIG. 3, showing still another embodiment of the joint reinforcement.
- FIG. 1 is an overall perspective view schematically showing a frame portion of an entire vehicle to which a vehicle body structure according to an embodiment of the invention is applied;
- FIG. 1 shows an overall perspective view schematically showing a frame portion of an entire vehicle to which a vehicle body structure 1 is applied.
- a vehicle body structure 1 includes a pair of side frames 3 and 5 that are spaced apart in the vehicle width direction and extend in the vehicle front-rear direction.
- a plurality of cross members 7a-7f extending in the direction of
- a pair of side frames 3 and 5 are spaced apart in the vehicle width direction, extend in the vehicle front-rear direction, and have shapes symmetrical to each other with respect to the center of the vehicle in the vehicle width direction.
- the side frames 3 and 5 are hollow members having a rectangular closed cross section.
- FIG. 2 shows a schematic side view of the side frame 3 in the direction of arrow B in FIG.
- leaf springs constituting a suspension mechanism on the rear wheel side of the vehicle are mounted on the front and rear side frames 3 of the cross member 7e (a cross member in the scope of claims) located fifth from the front side of the vehicle.
- a front mounting portion 9 and a rear mounting portion 11 are provided (see FIG. 2).
- a mounting bracket 13 for a shock absorber constituting a rear suspension mechanism is installed on the side frame 3 immediately behind the cross member 7e.
- the cross member 7e is a hollow member that extends linearly in the vehicle width direction and has a circular or substantially rectangular closed cross section. Both ends of the cross member 7e are attached to the side frames 3 through through-holes respectively formed in the inner wall 3a positioned on the inner side of the side frame 3 and the outer wall 3b positioned on the outer side of the vehicle. It is
- the side frame 3 has a shape extending substantially horizontally, a central portion L1, a front kick-up portion L2 that inclines upward toward the vehicle front side from the central portion L1, and a central portion.
- a rear kick-up portion L3 is formed that slopes upward toward the vehicle rear side from L1.
- the front kick-up portion L2 and the rear kick-up portion L3 have inclined portions 15 and 17 that are inclined upward from the central portion L1 toward the ends in the longitudinal direction of the vehicle due to the arrangement of the wheels and the suspension mechanism.
- a side frame reinforcement 19 is provided inside the side frame 3 and the end of the cross member 7b is coupled to the front kick-up portion L2.
- the cross member 7b on the front side has a shape curved downward because the engine is mounted upward.
- a side frame reinforcement (a side frame reinforcing member in the scope of claims) 21 is provided inside the side frame 3, and the end of the cross member 7e is coupled to the rear kick-up portion L3.
- a connecting portion reinforcement (a connecting portion reinforcing member in the scope of claims) 23 is provided at a connecting portion between the end portion of the cross member 7e and the side frame 3. As shown in FIG.
- FIG. 1 An example of the installation area of the side frame reinforcements 19 and 21 of the side frame 3 is shown in the gray part in FIG.
- the side frame reinforcement 21 is installed so as to straddle the boundary between the central portion L1 and the rear kick-up portion L3.
- the side frame reinforcement 19 of the front kick-up portion L2 has a substantially L-shaped cross section, is provided at least at two upper and lower corners among the four corners in the rectangular closed cross section of the side frame 3, and extends in the vehicle front-rear direction. exist.
- the side frame reinforcement 21 of the rear kick-up portion L3 has a substantially L-shaped cross section and extends in the vehicle front-rear direction along at least one of the four corners in the rectangular closed cross section of the side frame 3. ing.
- the central portion L1 to the rear kick-up portion L3 are provided at the upper and lower two corners among the four corners of the side frame 3 and extend in the vehicle front-rear direction.
- the installation areas of the side frame reinforcements 19 and 21 in the central portion L1, the front kick-up portion L2, and the rear kick-up portion L3 are not limited to the ranges shown in FIG. Which of the four corners of the side frame 3 should be provided is set.
- FIG. 3 shows an enlarged perspective view of the A part of FIG. 1
- FIG. 4 shows a schematic cross-sectional view of CC of FIG.
- the side frame reinforcement 21 near the cross member 7e has a substantially L-shaped cross section only at one of the four corners of the side frame 3 on the inner side in the vehicle width direction. are joined so that That is, the side frame reinforcement 21 is joined to the inner wall 3 a and the lower surface of the side frame 3 .
- the rear end portion of the side frame reinforcement 21 extends to the vicinity of the cross member 7e in the vehicle front-rear direction when viewed from the vehicle width direction. That is, as shown in FIG. 3, the rear end portion of the side frame reinforcement 21 is located outside the range of the region R in the longitudinal direction of the vehicle where the cross member 7e is located. In other words, the side frame reinforcement 21 and the cross member 7e do not overlap when viewed in the vertical direction of the vehicle.
- a connecting portion reinforcement 23 that is connected to the side wall of the side frame 3 and the cross member 7e to reinforce the connecting portion 22 is provided at the connecting portion 22 between the cross member 7e and the side frame 3.
- the joint reinforcement 23 is made of a plate-like metal member, has a through hole 25 through which the cross member 7 e passes, and has a shape extending along the longitudinal direction of the side frame 3 .
- the joint reinforcement 23 is joined to the outer surface 3ab of the inner wall 3a so as to cover the through hole 27a formed in the inner wall 3a located on the vehicle inner side of the side frame 3. ing.
- the joint reinforcement 23 has an enlarged portion 29 that is larger on the front side of the vehicle than on the rear side of the cross member 7e.
- An overlapping portion 31 overlapping the side frame reinforcement 21 is formed.
- the side frame reinforcement 21 is provided on the inner surface 3aa of the inner wall 3a with the inner wall 3a positioned on the vehicle inner side of the side frame 3 interposed therebetween, and the connecting portion is provided on the outer surface 3ab of the inner wall 3a.
- a reinforcement 23 is provided, and the side frame reinforcement 21 and the joint reinforcement 23 are overlapped at an overlapping portion 31 when viewed from the vehicle width direction.
- the welded state of the connecting portion 22 between the cross member 7e and the side frame 3 is such that the cross member 7e passes through the outer wall 3b of the through hole 27b, and the peripheral edge of the through hole 27b and the cross member 7e are welded (welded portion W1), and in the through hole 27a where the cross member 7e penetrates the inner wall 3a, as described above, the outer surface 3ab of the inner wall 3a is covered with
- the peripheral portion of the joint reinforcement 23 is welded (welded portion W2), and the peripheral portion of the through hole 25 of the joint portion reinforcement 23 is welded to the cross member 7e (welded portion W3).
- the side frame reinforcement 21 extending in the longitudinal direction of the vehicle so as to reinforce the side frame 3 and the joint reinforcement 23 reinforcing the joint 22 between the cross member 7e and the side frame 3 are provided.
- the side frame reinforcement 21 extends to the vicinity of the cross member 7e in the vehicle front-rear direction when viewed from the vehicle width direction
- the joint portion reinforcement 23 extends to the vicinity of the cross member 7e when viewed from the vehicle width direction. It is characterized by having an overlapping portion 31 that overlaps the force 21 .
- the side frame reinforcement 21 and the coupling portion reinforcement 23 overlap each other in the vehicle front-rear direction when viewed from the vehicle width direction by the overlapping portion 31, so that the side frame 3 is coupled to the cross member 7e. It is possible to suppress deformation in the vicinity of the part.
- the side frame 3 may bend due to the input load from the outside of the vehicle at the gap. Such a problem can be suppressed by overlapping the reinforcement 21 and the joint reinforcement 23 . That is, the strength and rigidity of the side frame 3 can be improved.
- the side frame reinforcement 21 is provided on the inner surface 3aa of the inner wall 3a of the side frame 3, but extends only to the vicinity of the cross member 7e in the vehicle longitudinal direction when viewed from the vehicle width direction.
- the side frame reinforcement 21 is positioned outside the range of the region R in the vehicle front-rear direction where the cross member 7e is positioned.
- the cross-sectional shape of the cross member 7e is not restricted by 21, and the inner wall 3a of the side frame 3 can be thickened to the full size (height). Therefore, it is possible to increase the rigidity of the cross member 7e.
- the joint reinforcement 23 is an enlarged portion in which the front side (vehicle front-rear direction center side) is larger than the rear side (opposite side, that is, vehicle front-rear direction end side) in the vehicle front-rear direction of the cross member 7e. 29, it is possible to prevent the side frame 3 from being bent in the vehicle width direction near the junction with the cross member 7e due to the collision load in the event of a side collision to the center of the vehicle. In the event of a side collision to the end of the vehicle in the front-rear direction, the collision load can be relieved by the rotation of the vehicle, so the rear side of the cross member 7e needs less reinforcement than the front side.
- the enlarged portion 29 is formed only on the front side of the cross member 7e in the longitudinal direction of the vehicle and not on the opposite side, so that the side frame 3 can be deformed while suppressing an increase in weight. Furthermore, since the overlapped portion 31 is formed in the enlarged portion 29 of the joint reinforcement 23, the length of the overlapped portion 31 can be easily secured, and deformation of the side frame 3 can be effectively suppressed by the overlapped portion 31.
- front kick-up portion L2 and the rear kick-up portion L3 of the side frame 3 that is, the boundaries between the inclined portions 15 and 17 and the central portion L1 are likely to be deformed by an input load from the outside of the vehicle.
- a side frame reinforcement 19 is provided in the up portion L2, and a side frame reinforcement 21 is provided in the rear kick-up portion L3, so that the front kick-up portion L2 and the rear kick-up portion L3 can be deformed. can be suppressed.
- the enlarged portion 29 is provided with a weld hole 33 , and at the peripheral edge of the enlarged portion 29 and the weld hole 33 , the joint reinforcement 23 extends to the inner wall 3 a of the side frame 3 . are welded to the outer surface 3ab of (welded portions W2 and W4).
- Two weld holes 33 are formed vertically between the vehicle front end of the enlarged portion 29 and the cross member 7e.
- the welding hole 33 is a through hole, and the inner peripheral portion of the through hole is welded to the outer surface 3ab of the inner wall 3a of the side frame 3. As shown in FIG.
- the enlarged portion 29 is welded to the outer surface 3ab of the inner wall 3a of the side frame 3, and is also joined in the vicinity of the cross member 7e via the welding hole 33.
- the joint strength with respect to the frame 3 is improved as compared with only welding the peripheral edge of the enlarged portion 29, and deformation of the side frames 3, 5 can be effectively suppressed.
- the joint reinforcement 35 has a lower side end portion in the vehicle vertical direction that is bent in the vehicle width direction so that the lower side portion of the side frame 3 in the vehicle vertical direction is bent. It has a bent portion 37 which is welded to the face of the .
- Other configurations are the same as those of the embodiment of FIG.
- the bent portion 37 is welded (welded portion W5) to the lower surface of the side frame 3 in the longitudinal direction of the vehicle, except for the ends of the bent portion 37 in the longitudinal direction of the vehicle. ing.
- the joint reinforcement 35 has the bent portion 37 in which the lower portion in the vehicle vertical direction is bent in the vehicle width direction.
- the bending deformation of the portion 29 in the vehicle width direction is further suppressed.
- the bent portion 37 is welded to the lower surface of the side frame 3 in the vertical direction of the vehicle, the lower surface of the side frame 3 can be reinforced.
- the upper end portion may be bent in the vehicle width direction and welded to the upper surface of the side frame 3 .
- An extension portion 39 is provided on the side where the curved portion 37 is provided, and extends in the vehicle front-rear direction to the side opposite to the enlarged portion 29 .
- the extended portion 39 has an upper edge that slopes downward as it extends to the side opposite to the enlarged portion 29 . As shown in FIGS. 5 and 7, the welding state of the extension portion 39 is such that the upper peripheral edge portion of the coupling portion reinforcement 35 is welded (welded portion W6).
- the extension portion 39 is provided, and the tip of the extension portion 39 is used as the weld end. Concentration can be suppressed.
- One end of the bent portion 37 on the side of the enlarged portion 29 is located away from the cross member 7e due to the enlarged portion 29, so that the load acting from the cross member 7e has little effect.
- the influence is large. Therefore, by providing an extension portion 39 extending in the opposite direction to keep the other end of the bent portion 37 away from the cross member 7e, the effect of stress concentration at the welded end of the other end of the bent portion 37 is reduced. .
- the tip of the extension portion 39 (the tip line S indicating the position of the tip) is provided with a mounting bracket 13 for mounting the shock absorber constituting the rear suspension mechanism to the side frame 3, and a vertical direction of the vehicle. are positioned so as to overlap each other.
- the entire joint reinforcement 41 is extended in the vehicle front-rear direction to form an extended joint.
- the mounting bracket 13 of the shock absorber may be superimposed and joined onto the main body portion of the reinforcement 41 .
- the strength and rigidity of the side frame can be improved by combining the reinforcement of the side frame and the reinforcement of the connecting portion between the side frame and the cross member. Suitable for use.
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Abstract
Description
3、5 サイドフレーム
3a、5a 内側壁
3b、5b 外側壁
7a、7b、7c、7d、7e、7f クロスメンバ
9 リーフスプリングの前側取付部
11 リーフスプリングの後側取付部
13 ショックアブソーバの取付ブラケット
15、17 傾斜部
19、21 サイドフレームリンフォース(サイドフレーム補強部材)
22 結合部
23、35、41 結合部リンフォース(結合部補強部材)
25、27a、27b 貫通孔
29 拡大部
31 重なり部
33 溶接孔
L1 中央部
L2 前方キックアップ部(キックアップ部)
L3 後方キックアップ部(キックアップ部)
37 折曲部
39 延長部
R 領域
S 先端線
W1、W2、W3、W4、W5、W6 溶接部
Claims (6)
- 車幅方向に間隔を置いて一対設けられ、車両前後方向に延びるサイドフレームと、一対の前記サイドフレームを連結するように車幅方向に延び、前記サイドフレームの側壁を貫通して前記サイドフレームに結合されるクロスメンバと、を備える車体構造であって、
少なくとも前記サイドフレームの側壁に設けられ、該サイドフレームを補強するように車両前後方向に延びるサイドフレーム補強部材と、
前記サイドフレームの側壁及び前記クロスメンバに結合され、前記クロスメンバと前記サイドフレームとの結合部を補強する結合部補強部材と、を有し、
前記サイドフレーム補強部材は、車幅方向から見て車両前後方向において前記クロスメンバの近傍まで延在し、
前記結合部補強部材は、車幅方向から見て前記サイドフレーム補強部材と重なる重なり部を有する、
ことを特徴とする車体構造。 - 前記サイドフレーム補強部材は、前記クロスメンバより車両前後方向において車両中央部側に設けられ、
前記結合部補強部材は、前記クロスメンバより車両前後方向において車両中央部側が反対側に比べ大きく形成された拡大部を有し、前記拡大部に前記重なり部を有する、
ことを特徴とする請求項1に記載の車体構造。 - 前記拡大部には、溶接孔が設けられ、前記溶接孔において前記結合部補強部材は前記サイドフレームの側壁に溶接される、
ことを特徴とする請求項2に記載の車体構造。 - 前記サイドフレームは、車両前後方向において車両中央部から車両前後方向一方側に向かうにつれて車両上方へ傾斜するキックアップ部を有し、
前記キックアップ部に、前記サイドフレーム補強部材が設けられる、
ことを特徴とする請求項1から3のいずれか1項に記載の車体構造。 - 前記結合部補強部材は、車両上下方向の一方側端部が車幅方向に折り曲げられ、前記サイドフレームの車両上下方向一方側の面に溶接される折曲部を有する、
ことを特徴とする請求項1から4のいずれか1項に記載の車体構造。 - 前記結合部補強部材の前記サイドフレームの側壁に結合される箇所における車両上下方向一方側端部には、車両前後方向において前記拡大部とは反対側へ延びる延長部が設けられる、
ことを特徴とする請求項2に記載の車体構造。
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JPS6076477A (ja) * | 1983-10-03 | 1985-04-30 | Nissan Motor Co Ltd | 車体フレ−ム構造 |
JPS6142385U (ja) * | 1984-08-24 | 1986-03-18 | トヨタ自動車株式会社 | インナチヤンネルの結合構造 |
JP2000203451A (ja) * | 1999-01-18 | 2000-07-25 | Isuzu Motors Ltd | 車両のシャシフレ―ム衝突安全構造 |
JP2007055350A (ja) * | 2005-08-23 | 2007-03-08 | Toyota Motor Corp | トラックフレーム構造 |
JP2018047714A (ja) * | 2016-09-20 | 2018-03-29 | スズキ株式会社 | 車体構造 |
JP2019064436A (ja) * | 2017-09-29 | 2019-04-25 | スズキ株式会社 | パワーユニットのマウント構造 |
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2021
- 2021-10-11 JP JP2023554106A patent/JPWO2023062676A1/ja active Pending
- 2021-10-11 WO PCT/JP2021/037543 patent/WO2023062676A1/ja active Application Filing
Patent Citations (6)
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JPS6076477A (ja) * | 1983-10-03 | 1985-04-30 | Nissan Motor Co Ltd | 車体フレ−ム構造 |
JPS6142385U (ja) * | 1984-08-24 | 1986-03-18 | トヨタ自動車株式会社 | インナチヤンネルの結合構造 |
JP2000203451A (ja) * | 1999-01-18 | 2000-07-25 | Isuzu Motors Ltd | 車両のシャシフレ―ム衝突安全構造 |
JP2007055350A (ja) * | 2005-08-23 | 2007-03-08 | Toyota Motor Corp | トラックフレーム構造 |
JP2018047714A (ja) * | 2016-09-20 | 2018-03-29 | スズキ株式会社 | 車体構造 |
JP2019064436A (ja) * | 2017-09-29 | 2019-04-25 | スズキ株式会社 | パワーユニットのマウント構造 |
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