CN104875574A - Macpherson independent suspension and knuckle assembly - Google Patents
Macpherson independent suspension and knuckle assembly Download PDFInfo
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- CN104875574A CN104875574A CN201510351196.3A CN201510351196A CN104875574A CN 104875574 A CN104875574 A CN 104875574A CN 201510351196 A CN201510351196 A CN 201510351196A CN 104875574 A CN104875574 A CN 104875574A
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Abstract
The invention provides a Macpherson independent suspension and knuckle assembly. The Macpherson independent suspension and knuckle assembly comprises a Macpherson independent suspension and a knuckle and further comprises a connecting support, a first rotating shaft and a second rotating shaft, wherein the connecting support comprises a shock absorber fixing hole, a lower suspension arm fixing hole, a knuckle upper-end mounting hole and a knuckle lower-end mounting hole; the upper end of the knuckle is connected with the knuckle upper-end mounting hole through the first rotating shaft, the lower end of the knuckle is connected with the knuckle lower-end mounting hole through the second rotating shaft, and the rotation axis of the first rotating shaft and the rotation axis of the second rotating shaft are located on the same straight line. The knuckle is fixed to the connecting support, a shock absorber is fixedly connected with the shock absorber fixing hole, and a lower suspension arm is in rotating connection with the lower suspension arm fixing hole, so that the knuckle rotates around the two rotating shafts, the spatial positions of fixing points of the knuckle are stable and unchanged, and performance of an automobile suspension system and performance of a steering system are stable.
Description
Technical field
The present invention relates to automobile steering system, particularly a kind of macpherson suspension and knuckle assembly.
Background technology
Automotive suspension is the vitals ensureing travelling comfort, and automotive suspension, as the force transferring part connected between vehicle body (or vehicle frame) and axletree (or wheel), is again the vitals ensureing ride safety of automobile.
Independent suspension is under two, the left and right wheel on automobile axletree is individually installed on vehicle body (or vehicle frame), vehicle bridge adopts breakaway-element, middle one section is fixed on vehicle body (or vehicle frame), independent suspension two sidecar wheel is independent of each other when being hit, and independent suspension lighter weight, buffering and absorption capacity are very strong, and travelling comfort is good, all more excellent relative to dependent suspension indices.
Present Independent Suspension comprises macpherson suspension, double cross arm independent suspension and multi-connecting-rod separated suspension etc., and wherein, macpherson suspension is simple with its structure, and light weight, the advantages such as fast response time, are used widely.
As shown in Figure 1, existing macpherson suspension and knuckle assembly comprise macpherson suspension 1' and steering swivel 2', wherein, the upper end of steering swivel 2' and the shock absorber 11' of macpherson suspension 1' are connected, and the lower end of steering swivel 2' is connected with the lower swing arm 12' of macpherson suspension 1' by ball pin 21'.
Vehicle in the process of moving, the lower swing arm 12' of macpherson suspension 1' and the relative distance between the attachment point of steering swivel 2' and the attachment point of shock absorber 11' and steering swivel 2' constantly change, when vehicle is jumped, distance between the attachment point of lower swing arm 12' and steering swivel 2' and the attachment point of shock absorber 11' and steering swivel 2' reduces, otherwise, when jumping under vehicle, the distance between the attachment point of lower swing arm 12' and steering swivel 2' and the attachment point of shock absorber 11' and steering swivel 2' increases.Further, the change of the lower swing arm 12' of macpherson suspension 1' and the relative distance between the attachment point of steering swivel 2' and the attachment point of shock absorber 11' and steering swivel 2' not only has the change of distance vertically, also with the change in the distance of vehicle fore-and-aft direction (namely along horizontal direction), these distance changes cause the principal parameters such as the camber angle of steering swivel system, casterangle and toe-in constantly to change, make the turning efficiency of automobile unstable, meanwhile, the instability of steering swivel system affects again the performance of macpherson suspension 1' conversely.
Summary of the invention
It is constant that the technical problem to be solved in the present invention is to provide a kind of locus of attachment point of steering swivel to stablize, the macpherson suspension of the stable performance of automobile suspension system and steering swivel system and knuckle assembly.
For solving the problems of the technologies described above, the invention provides a kind of macpherson suspension and knuckle assembly comprises macpherson suspension and steering swivel, also comprise connection bracket, the first S. A. and the second S. A., wherein, described connection bracket comprises shock absorber fixed orifice, lower swing arm fixed orifice, steering swivel upper end mounting hole and steering swivel lower end mounting hole;
Shock absorber and the described shock absorber fixed orifice of described macpherson suspension are connected, and lower swing arm and the described lower swing arm fixed orifice of described macpherson suspension are rotationally connected;
The upper end of described steering swivel is connected with described steering swivel upper end mounting hole by described first S. A., the lower end of described steering swivel is connected with described steering swivel lower end mounting hole by described second S. A., to make described steering swivel can rotate around described first S. A. and described second S. A., and the turning cylinder of described first S. A. and described second S. A. is located along the same line.
Preferably, described connection bracket comprises the shock absorber fixed part, connecting arm and the lower swing arm fixed part that are connected in turn;
The shock absorber fixed part main body that described shock absorber fixed part comprises column and the steering swivel upper end adapter plate be connected with described shock absorber fixed part main body, described shock absorber fixed orifice is arranged along the short transverse of described shock absorber fixed part main body, and described steering swivel upper end mounting hole site is on the adapter plate of described steering swivel upper end;
The lower swing arm fixed part main body that described lower swing arm fixed part comprises column and the steering swivel lower end adapter plate be connected with described lower swing arm fixed part main body, described lower swing arm fixed orifice is arranged along the short transverse of described lower swing arm fixed part main body, and described steering swivel lower end mounting hole site is on the adapter plate of described steering swivel lower end.
More preferably, the line of centers of described shock absorber fixed part main body and the line of centers of described lower swing arm fixed part main body perpendicular.
More preferably, described shock absorber fixed part main body is provided with the gap be connected with described shock absorber fixed orifice, the both sides of described gap are provided with fixed block, and described fixed block is provided with connecting bore.
More preferably, the first S. A. main body that described first S. A. comprises column and the first adapter plate be connected with a bottom surface of described first S. A. main body, described first adapter plate is arranged the first S. A. fixed orifice, described steering swivel upper end adapter plate is provided with the first S. A. knock hole corresponding with described first S. A. fixed orifice;
The second S. A. main body that described second S. A. comprises column and the second adapter plate be connected with a bottom surface of described second S. A. main body, described second adapter plate is arranged the second S. A. fixed orifice, described steering swivel lower end adapter plate is provided with the second S. A. knock hole corresponding with described second S. A. fixed orifice.
More preferably, described connecting arm comprises the first connecting arm and the second connecting arm, and described first connecting arm has the first curve, and described second connecting arm has the second curve.
More preferably, also comprise the lower swing arm S. A. passed in described lower swing arm and described lower swing arm fixed orifice, between described lower swing arm S. A. and described lower swing arm fixed orifice, be provided with lining.
More preferably, described connecting arm comprises the first connecting arm and the second connecting arm, and described first connecting arm has the first curve, and described second connecting arm has the second curve;
Described lower swing arm fixed part main body is provided with the lower swing arm via hole passed for lower swing arm, and described first connecting arm and described second connecting arm are arranged on the both sides of described lower swing arm via hole.
Steering swivel is fixed in connection bracket by the first S. A. and the second S. A. by macpherson suspension provided by the invention and knuckle assembly, the shock absorber of macpherson suspension and the shock absorber fixed orifice of connection bracket are connected, the lower swing arm fixed orifice of lower swing arm and connection bracket is rotationally connected, such steering swivel rotates round two S. A.s, the locus of the attachment point of steering swivel is stablized constant, the stable performance of automobile suspension system and steering swivel system.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing macpherson suspension and knuckle assembly;
Fig. 2 is the structural representation of macpherson suspension of the present invention and knuckle assembly embodiment;
Fig. 3 is the section-drawing of Fig. 2;
Fig. 4 is the structural representation of the connection bracket embodiment of macpherson suspension of the present invention and knuckle assembly;
Fig. 5 is the structural representation of the first S. A. embodiment of macpherson suspension of the present invention and knuckle assembly;
Fig. 6 is the part sectional view of Fig. 2.
Indicate as follows in figure:
Macpherson suspension-1', shock absorber-11', lower swing arm-12', steering swivel-2', ball pin-21', macpherson suspension-1, shock absorber-11, lower swing arm-12, steering swivel-2, connection bracket-3, shock absorber fixed part-31, shock absorber fixed part main body-311, shock absorber fixed orifice-3111, gap-3112, fixed block-3113, connecting bore-31130, steering swivel upper end adapter plate-312, steering swivel upper end mounting hole-3121, first S. A. knock hole-3122, connecting arm-32, first connecting arm-321, first curve-3211, second connecting arm-322, second curve-3221, lower swing arm fixed part-33, lower swing arm fixed part main body-331, lower swing arm fixed orifice-3311, lower swing arm via hole-3312, steering swivel lower end adapter plate-332, steering swivel lower end mounting hole-3321, first S. A.-4, first S. A. main body-41, first adapter plate-42, first S. A. fixed orifice-421, second S. A.-5, lower swing arm S. A.-6, lining-7, subframe-8.
Detailed description of the invention
For enabling above-mentioned purpose, the feature and advantage of invention more become apparent, below the specific embodiment of the present invention is described in detail.
Set forth a lot of detail in the following description so that fully understand the present invention, but the present invention can also adopt other to be different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention, therefore the present invention is by the restriction of following public specific embodiment.
As shown in Figures 2 to 6, macpherson suspension provided by the invention and knuckle assembly, comprise macpherson suspension 1 and steering swivel 2, also comprise connection bracket 3, first S. A. 4 and the second S. A. 5, wherein, described connection bracket 3 comprises shock absorber fixed orifice 3111, lower swing arm fixed orifice 3311, steering swivel upper end mounting hole 3121 and steering swivel lower end mounting hole 3321, the concrete structure of above-mentioned connection bracket 3 can require to arrange according to different arrangement space, as long as have shock absorber fixed orifice 3111, lower swing arm fixed orifice 3311, the structure of steering swivel upper end mounting hole 3121 and steering swivel lower end mounting hole 3321, and the installation requirement that can meet with macpherson suspension 1 and steering swivel 2,
Shock absorber 11 and the described shock absorber fixed orifice 3111 of described macpherson suspension 1 are connected, lower swing arm 12 and the described lower swing arm fixed orifice 3311 of described macpherson suspension 1 are rotationally connected, the above-mentioned modes such as can adopting welding or bolt connection that is connected realizes, and above-mentioned being rotationally connected can adopt the mode of S. A. to realize;
The upper end of described steering swivel 2 is connected with described steering swivel upper end mounting hole 3121 by described first S. A. 4, the lower end of described steering swivel 2 is connected with described steering swivel lower end mounting hole 3321 by described second S. A. 5, to make described steering swivel 2 can rotate around described first S. A. 4 and described second S. A. 5, and the turning cylinder of described first S. A. 4 and described second S. A. 5 is located along the same line.
Steering swivel 2 is fixed in connection bracket 3 by the first S. A. 4 and the second S. A. 5 by macpherson suspension provided by the invention and knuckle assembly, the shock absorber 11 of macpherson suspension 1 is connected with the shock absorber fixed orifice 3111 of connection bracket 3, lower swing arm 12 is rotationally connected with the lower swing arm fixed orifice 3311 of connection bracket 3, such steering swivel 2 rotates round two S. A.s, the locus of the attachment point of steering swivel 2 is stablized constant, thus the camber angle of steering swivel system, casterangle and toe-in wait principal parameter constant, ensure that the stability of the turning efficiency of automobile, and the stability of automobile suspension system performance.
In a preferred embodiment of the invention, described connection bracket 3 comprises the shock absorber fixed part 31, connecting arm 32 and the lower swing arm fixed part 33 that are connected in turn, and above-mentioned shock absorber fixed part 31, connection mode between connecting arm 32 and lower swing arm fixed part 33 can adopt the modes such as one-body molded or welding to realize;
The shock absorber fixed part main body 311 that described shock absorber fixed part 31 comprises column and the steering swivel upper end adapter plate 312 be connected with described shock absorber fixed part main body 311, described shock absorber fixed orifice 3111 is arranged along the short transverse of described shock absorber fixed part main body 311, described steering swivel upper end mounting hole 3121 is positioned on described steering swivel upper end adapter plate 312, and above-mentioned being connected can adopt welding or integrated mode to realize;
The lower swing arm fixed part main body 331 that described lower swing arm fixed part 33 comprises column and the steering swivel lower end adapter plate 332 be connected with described lower swing arm fixed part main body 331, described lower swing arm fixed orifice 3311 is arranged along the short transverse of described lower swing arm fixed part main body 331, described steering swivel lower end mounting hole 3321 is positioned at described steering swivel lower end adapter plate 332, and above-mentioned being connected can adopt welding or integrated mode to realize.The requirement that the turning cylinder that connection bracket 3 in this embodiment is conducive to realizing the first S. A. 4 and the second S. A. 5 is more easily located along the same line, and can more reliablely and stablely be connected with macpherson suspension 1 and steering swivel 2.
In order to ensure the reliable and stable of connection bracket 3 structure, the line of centers of described shock absorber fixed part main body 311 and the line of centers of described lower swing arm fixed part main body 331 perpendicular.
In order to more easily shock absorber 11 is arranged in connection bracket 3, described shock absorber fixed part main body 311 is provided with the gap 3112 be connected with described shock absorber fixed orifice 3111, the both sides of described gap 3112 are provided with fixed block 3113, described fixed block 3113 is provided with connecting bore 31130, like this, during mounting dampers 11, shock absorber 11 is inserted in shock absorber fixed orifice 3111, passed in the connecting bore 31130 of two fixed blocks 3113 by bolt again, can be arranged on solid and reliable for shock absorber 11 in connection bracket 3 after urgent by nut.
In order to more easily the first S. A. 4 and the second S. A. 5 are positioned in connection bracket 3, prevent steering swivel 2 from use getting loose, the first S. A. main body 41 that described first S. A. 4 comprises column and the first adapter plate 42 be connected with a bottom surface of described first S. A. main body 41, described first adapter plate 42 arranges the first S. A. fixed orifice 421, described steering swivel upper end adapter plate 312 is provided with the first S. A. knock hole 3122 corresponding with described first S. A. fixed orifice 421, like this, first S. A. main body 41 successively low damage joint upper end mounting hole 3121 and steering swivel 2 is inserted, now the first S. A. fixed orifice 421 and the first S. A. knock hole 3122 align, by bolt with the first S. A. fixed orifice 421 and coordinating of the first S. A. knock hole 3122 can the first S. A. 4 be fixed on the steering swivel upper end adapter plate 312 of connection bracket 3,
It should be apparent to those skilled in the art that, the structure of the second S. A. 5 can be identical with the first S. A. 4, therefore, the second S. A. main body that described second S. A. 5 comprises column and the second adapter plate be connected with a bottom surface of described second S. A. main body, described second adapter plate is arranged the second S. A. fixed orifice, described steering swivel lower end adapter plate 332 is provided with the second S. A. knock hole corresponding with described second S. A. fixed orifice, the installation process of the second S. A. 5 is identical with the first S. A. 4, and the present invention does not repeat further at this.
Pass from connection bracket 3 for the ease of transmission shaft, and in order to avoid connection bracket 3 is interferenceed with circumferential component, and improve the impact resistance of connection bracket 3, described connecting arm 32 comprises the first connecting arm 321 and the second connecting arm 322, described first connecting arm 321 has the first curve 3211, described second connecting arm 322 has the second curve 3221, and the concrete shape of above-mentioned first curve 3211 and the second curve 3221 is arranged according to the actual requirements, such as, can be semicircle etc.
In another preferred embodiment of the invention, also comprise the lower swing arm S. A. 6 passed in described lower swing arm 12 and described lower swing arm fixed orifice 3311, be provided with lining 7 between described lower swing arm S. A. 6 and described lower swing arm fixed orifice 3311, play bumper and absorbing shock and prevent lower swing arm 12 in use undue wear.Like this, steering swivel 2 rotates around the first S. A. 4 and the second S. A. 5, and lower swing arm 12 rotates around lower swing arm S. A. 6.
Further, described connecting arm 32 comprises the first connecting arm 321 and the second connecting arm 322, and described first connecting arm 321 has the first curve 3211, and described second connecting arm 322 has the second curve 3221;
Described lower swing arm fixed part main body 331 is provided with the lower swing arm via hole 3312 passed for lower swing arm 12, described first connecting arm 321 and described second connecting arm 322 are arranged on the both sides of described lower swing arm via hole 3312, like this, namely ensure that the intensity of connecting arm 32, can also easily lower swing arm 12 and connection bracket 3 be linked together simultaneously.
For the embodiment in Fig. 2 and Fig. 3, macpherson suspension of the present invention and knuckle assembly are when mounted, shock absorber 11 is arranged in the shock absorber fixed part main body 311 of connection bracket 3, and on the steering swivel upper end adapter plate 312 steering swivel 2 being arranged on connection bracket 3 by the first S. A. 4 and the second S. A. 5 and steering swivel lower end adapter plate 332, then again one end of lower swing arm 12 is connected in the lower swing arm fixed part main body 331 of connection bracket 3, the other end of lower swing arm 12 is arranged on subframe 8, such steering swivel 2 rotates round the first S. A. 4 and the second S. A. 5, the locus of the attachment point of steering swivel 2 is stablized constant, thus the camber angle of steering swivel system, casterangle and toe-in wait principal parameter constant, ensure that the stability of the turning efficiency of automobile, and the stability of automobile suspension system performance.
Although the present invention is described in conjunction with above embodiment, but the present invention is not defined to above-described embodiment, and only by the restriction of claims, those of ordinary skill in the art can easily modify to it and change, but do not leave essential idea of the present invention and scope.
Claims (8)
1. a macpherson suspension and knuckle assembly, comprise macpherson suspension and steering swivel, it is characterized in that, also comprise connection bracket, the first S. A. and the second S. A., wherein, described connection bracket comprises shock absorber fixed orifice, lower swing arm fixed orifice, steering swivel upper end mounting hole and steering swivel lower end mounting hole;
Shock absorber and the described shock absorber fixed orifice of described macpherson suspension are connected, and lower swing arm and the described lower swing arm fixed orifice of described macpherson suspension are rotationally connected;
The upper end of described steering swivel is connected with described steering swivel upper end mounting hole by described first S. A., the lower end of described steering swivel is connected with described steering swivel lower end mounting hole by described second S. A., to make described steering swivel can rotate around described first S. A. and described second S. A., and the turning cylinder of described first S. A. and described second S. A. is located along the same line.
2. macpherson suspension according to claim 1 and knuckle assembly, is characterized in that, described connection bracket comprises the shock absorber fixed part, connecting arm and the lower swing arm fixed part that are connected in turn;
The shock absorber fixed part main body that described shock absorber fixed part comprises column and the steering swivel upper end adapter plate be connected with described shock absorber fixed part main body, described shock absorber fixed orifice is arranged along the short transverse of described shock absorber fixed part main body, and described steering swivel upper end mounting hole site is on the adapter plate of described steering swivel upper end;
The lower swing arm fixed part main body that described lower swing arm fixed part comprises column and the steering swivel lower end adapter plate be connected with described lower swing arm fixed part main body, described lower swing arm fixed orifice is arranged along the short transverse of described lower swing arm fixed part main body, and described steering swivel lower end mounting hole site is on the adapter plate of described steering swivel lower end.
3. macpherson suspension according to claim 2 and knuckle assembly, is characterized in that, the line of centers of described shock absorber fixed part main body and the line of centers of described lower swing arm fixed part main body perpendicular.
4. macpherson suspension according to claim 2 and knuckle assembly, it is characterized in that, described shock absorber fixed part main body is provided with the gap be connected with described shock absorber fixed orifice, the both sides of described gap are provided with fixed block, and described fixed block is provided with connecting bore.
5. macpherson suspension according to claim 2 and knuckle assembly, it is characterized in that, the first S. A. main body that described first S. A. comprises column and the first adapter plate be connected with a bottom surface of described first S. A. main body, described first adapter plate is provided with the first S. A. fixed orifice, described steering swivel upper end adapter plate is provided with the first S. A. knock hole corresponding with described first S. A. fixed orifice;
The second S. A. main body that described second S. A. comprises column and the second adapter plate be connected with a bottom surface of described second S. A. main body, described second adapter plate is provided with the second S. A. fixed orifice, described steering swivel lower end adapter plate is provided with the second S. A. knock hole corresponding with described second S. A. fixed orifice.
6. macpherson suspension according to claim 2 and knuckle assembly, is characterized in that, described connecting arm comprises the first connecting arm and the second connecting arm, and described first connecting arm has the first curve, and described second connecting arm has the second curve.
7. macpherson suspension according to claim 2 and knuckle assembly, it is characterized in that, also comprise the lower swing arm S. A. passed in described lower swing arm and described lower swing arm fixed orifice, between described lower swing arm S. A. and described lower swing arm fixed orifice, be provided with lining.
8. macpherson suspension according to claim 7 and knuckle assembly, is characterized in that, described connecting arm comprises the first connecting arm and the second connecting arm, and described first connecting arm has the first curve, and described second connecting arm has the second curve;
Described lower swing arm fixed part main body is provided with the lower swing arm via hole passed for lower swing arm, and described first connecting arm and described second connecting arm are arranged on the both sides of described lower swing arm via hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510351196.3A CN104875574B (en) | 2015-06-23 | 2015-06-23 | A kind of macpherson suspension assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510351196.3A CN104875574B (en) | 2015-06-23 | 2015-06-23 | A kind of macpherson suspension assembly |
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| CN104875574A true CN104875574A (en) | 2015-09-02 |
| CN104875574B CN104875574B (en) | 2017-06-09 |
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| CN201510351196.3A Active CN104875574B (en) | 2015-06-23 | 2015-06-23 | A kind of macpherson suspension assembly |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627024A (en) * | 2016-12-01 | 2017-05-10 | 浙江吉利控股集团有限公司 | Macpherson independent suspension structure |
| CN106671715A (en) * | 2016-12-27 | 2017-05-17 | 广州汽车集团股份有限公司 | Automobile and Macpherson suspension |
| CN107554607A (en) * | 2017-08-31 | 2018-01-09 | 安徽江淮汽车集团股份有限公司 | Steering pair and its automobile being placed on double cross arm independent suspension |
| CN107627801A (en) * | 2017-08-31 | 2018-01-26 | 安徽江淮汽车集团股份有限公司 | Steering pair and the automobile being placed on macpherson suspension |
| CN113002260A (en) * | 2021-03-16 | 2021-06-22 | 东风汽车集团股份有限公司 | Knuckle and shock absorber connection assembly, suspension system and automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106627024A (en) * | 2016-12-01 | 2017-05-10 | 浙江吉利控股集团有限公司 | Macpherson independent suspension structure |
| CN106671715A (en) * | 2016-12-27 | 2017-05-17 | 广州汽车集团股份有限公司 | Automobile and Macpherson suspension |
| CN106671715B (en) * | 2016-12-27 | 2023-08-15 | 广州汽车集团股份有限公司 | Automobile and Macpherson suspension |
| CN107554607A (en) * | 2017-08-31 | 2018-01-09 | 安徽江淮汽车集团股份有限公司 | Steering pair and its automobile being placed on double cross arm independent suspension |
| CN107627801A (en) * | 2017-08-31 | 2018-01-26 | 安徽江淮汽车集团股份有限公司 | Steering pair and the automobile being placed on macpherson suspension |
| CN113002260A (en) * | 2021-03-16 | 2021-06-22 | 东风汽车集团股份有限公司 | Knuckle and shock absorber connection assembly, suspension system and automobile |
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|---|---|
| CN104875574B (en) | 2017-06-09 |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
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