CN103359151B - Steering-by-wire steering wheel for vehicle device - Google Patents
Steering-by-wire steering wheel for vehicle device Download PDFInfo
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- CN103359151B CN103359151B CN201310322165.6A CN201310322165A CN103359151B CN 103359151 B CN103359151 B CN 103359151B CN 201310322165 A CN201310322165 A CN 201310322165A CN 103359151 B CN103359151 B CN 103359151B
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- wheel shaft
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Abstract
The invention discloses a kind of steering-by-wire steering wheel for vehicle device, be intended to detect steering wheel angle, comfortable road feel is provided, the rotation number of turns of bearing circle when adjustment vehicle turns to entirely.First gear and the first pawl disk are fixedly mounted on the first gear wheel shaft, first ratchet coordinates with the first ratchet to be installed, second gear is fixedly mounted on the second gear wheel shaft, install with the 3rd meshed transmission gear, second gear wheel shaft is the input shaft of stop gear, 3rd gear wheel shaft and bearing circle S. A., input hollow shaft and second ratchet of angular-motion transducer are fixedly connected, second ratchet coordinates with the second ratchet to be installed, second pawl disk and the 4th gear are fixedly mounted on the 4th gear wheel shaft, 5th gear is fixedly mounted on the 5th gear wheel shaft and installs with the 4th gear and the first meshed transmission gear respectively, 5th gear wheel shaft and motor output shaft are fixedly connected.The present invention can detect steering wheel angle, provides comfortable road feel, the rotation number of turns of bearing circle when adjustment vehicle turns to entirely.
Description
Technical field
The present invention relates to a kind of vehicle steering device, specifically a kind of steering-by-wire steering wheel for vehicle device.
Background technology
The change of the travel direction of vehicle needs to be handled by steering swivel system, and system should be able to keep vehicle stabilization ground linearly to travel as required, and can change travel direction neatly as requested.To the basic demand of steering swivel system be handle light and flexible, working stability reliable, use economical durable, turning efficiency ensures vehicle safe driving, alleviates the labour intensity of chaufeur, improves the key factor of work production rate.Steering swivel system determines vehicle safety and operating efficiency.
Along with the raising of application scenario working condition requirement and the development of current technology, the performance need of wheel steering system improves further, solves that the sensitivity existed in original steering swivel system is unadjustable, complex structure and the problem such as noise is high.For improving turning efficiency, scientific worker is devoted to research steering-by-wire technology.It to be connected by microelectronic technique and each element controlling steering swivel system replaces traditional machinery or hydraulic connecting.Steering-by-wire technology employing sensor record driver turns to data, then by data line by signal transmission to the electronic control unit ECU on car, the comprehensively relevant signal of ECU judges, send the instruction controlling Vehicular turn, then the angle signal that ECU detection vehicle turns over compares with given instruction, form closed loop feedback to control, realize handling maneuver that is stable, secure high performance.Owing to eliminating the mechanical connection between bearing circle and wheel flutter, the various restrictions of conventional steering system are completely free of, therefore make the design of vehicle, assembling greatly simplify, but also can the force transfering characteristic that turns to of free design vehicle and angle transmission characteristic, be the significant innovation of wheel steering system.Particularly higher to steering system demand on construction machinery and equipment, as wheel type loader.Existing steering technique scheme mainly installs an all-hydraulic steering gear bottom bearing circle, the flow leading to steering cylinder is controlled by steering wheel rotation, there is many problems in such steering mode, first, because the deflector selected is fixed, when entirely turning to, the number of turns of rotating of steering wheel also just secures, when carrying out loading operation, need turning to of wide-angle frequently just can finish the work, add the labour intensity of operator.Secondly, chaufeur does not have suitable road feel in driving procedure, again, because all-hydraulic steering gear needs the lower end being arranged on bearing circle, therefore, must pipeline be guided near operator's compartment, this adds increased the noise in the complexity of fitting process and operator's compartment.
Therefore design a kind of steering-by-wire steering wheel for vehicle device and become very necessary, be conducive to the exploitation, the Developing Application that promote wire-controlled steering system.
Summary of the invention
Steering-by-wire steering wheel for vehicle device provided by the invention, the anglec of rotation that accurately can detect bearing circle provides turn sign for ECU, suitable road feel can be provided for chaufeur, and mode of operation can be changed under different operating modes, adjusted the rotation number of turns of bearing circle when entirely turning to.
In order to solve above-mentioned technical matters, the present invention adopts following technical proposals: this device is primarily of motor, clutch shaft bearing seat, first gear, first gear wheel shaft, first pawl disk, second gear, second gear wheel shaft, stop gear, second bearing seat, angular-motion transducer, 3rd gear wheel shaft, 3rd gear, second pawl disk, 4th gear wheel shaft, 4th gear, 3rd bearing seat, 5th gear wheel shaft, 4th bearing seat, coupler, first ratchet, first torsion spring, first ratchet, 5th gear, second torsion spring, second ratchet, second ratchet and casing composition, described motor is fixedly mounted on casing, described first gear wheel shaft is arranged on clutch shaft bearing seat by bearing, described clutch shaft bearing seat and casing are fixedly connected, described first gear is fixedly mounted on the first gear wheel shaft, described first pawl disk is fixedly mounted on the first gear wheel shaft, the bearing pin that described first ratchet and the first pawl disk are arranged is actively coupled, described first ratchet and the first ratchet are coordinated by the first torsion spring to be installed, the set pin that described first torsion spring is sleeved on on bearing pin and one end and the first pawl disk is fixedly connected, the other end to be pressed on the first ratchet back side and to make ratchet be subject to pressing to the power of the first ratchet, described first ratchet is fixedly mounted on the second gear wheel shaft, described second gear is fixedly mounted on the second gear wheel shaft, described second gear wheel shaft is the input shaft of stop gear, described stop gear and casing are fixedly connected, described 3rd gear wheel shaft is arranged on the second bearing seat by bearing, described 3rd gear wheel shaft is fixedly connected by the S. A. of steering wheel column coupler and bearing circle, described second bearing seat and casing are fixedly connected, the housing of described angular-motion transducer is fixedly mounted on casing, the input hollow shaft sleeve of described angular-motion transducer to be contained on the 3rd gear wheel shaft and to be fixedly connected with the 3rd gear wheel shaft, on described 3rd gear fixed installation the 3rd gear wheel shaft, described second ratchet is fixedly mounted on the 3rd gear wheel shaft, the bearing pin that described second ratchet and the second pawl disk are arranged is actively coupled, described second pawl disk is fixedly mounted on the 4th gear wheel shaft, described second ratchet and the second ratchet are coordinated by the second torsion spring to be installed, the set pin that described second torsion spring is sleeved on on bearing pin and one end and the second pawl disk is fixedly connected, the other end to be pressed on the second ratchet back side and to make ratchet be subject to pressing to the power of the second ratchet, described 4th gear is fixedly mounted on the 4th gear wheel shaft, described 4th gear wheel shaft is arranged on the 3rd bearing seat by bearing, described 3rd bearing seat and casing are fixedly connected, described 5th gear is fixedly mounted on the 5th gear wheel shaft, described 5th gear wheel shaft is arranged on the 4th bearing seat by bearing, described 4th bearing seat and casing are fixedly connected, described 5th gear wheel shaft is fixedly connected by the output shaft of coupler and motor, described 5th gear coordinates with the first meshed transmission gear to be installed, described 5th gear coordinates with the 4th meshed transmission gear to be installed, described second gear coordinates with the 3rd meshed transmission gear to be installed, described first ratchet, first torsion spring, first ratchet and the first pawl disk form an one-way driving mechanism, described second ratchet, second torsion spring, second ratchet and the second pawl disk form another one-way driving mechanism, the transmission direction of described two one-way driving mechanisms is identical.
Described first gear wheel shaft and the second gear wheel shaft are arranged on same axis heart line.Described 3rd gear wheel shaft and the 4th gear wheel shaft are arranged on same axis heart line.Described 5th gear wheel shaft and motor output shaft are arranged on same axis heart line.Described first ratchet is provided with a pair, and this to be centrosymmetric installation about the center of circle of the first pawl disk to ratchet.Described second ratchet is provided with a pair, and this to be centrosymmetric installation about the center of circle of the second pawl disk to ratchet.
Employing the invention has the beneficial effects as follows, the anglec of rotation of bearing circle can be detected exactly, motor only needs unidirectional driving can provide comfortable road feel when bearing circle both forward and reverse directions rotates to chaufeur, and mode of operation can be changed under different operating modes, adjusted the rotation number of turns of bearing circle when entirely turning to, there is good application value.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the front view of steering-by-wire steering wheel for vehicle device of the present invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 1.
In figure: motor 1 clutch shaft bearing seat 2 first gear 3 first gear wheel shaft 4 first pawl disk 5 second gear 6 second gear wheel shaft 7 stop gear 8 second bearing seat 9 angular-motion transducer 10 the 3rd gear wheel shaft 11 the 3rd gear 12 second pawl disk 13 the 4th gear wheel shaft 14 the 4th gear 15 the 3rd bearing seat 16 the 5th gear wheel shaft 17 the 4th bearing seat 18 coupler 19 first ratchet 20 first torsion spring 21 first ratchet 22 the 5th gear 23 second torsion spring 24 second ratchet 25 second ratchet 26 casing 27
Detailed description of the invention
At Fig. 1, in Fig. 2 and Fig. 3, this device mainly comprises motor 1, clutch shaft bearing seat 2, first gear 3, first gear wheel shaft 4, first pawl disk 5, second gear 6, second gear wheel shaft 7, stop gear 8, second bearing seat 9, angular-motion transducer 10, 3rd gear wheel shaft 11, 3rd gear 12, second pawl disk 13, 4th gear wheel shaft 14, 4th gear 15, 3rd bearing seat 16, 5th gear wheel shaft 17, 4th bearing seat 18, coupler 19, first ratchet 20, first torsion spring 21, first ratchet 22, 5th gear 23, second torsion spring 24, second ratchet 25, second ratchet 26 and casing 27, described motor 1 is mounted by means of bolts on casing 27, described first gear wheel shaft 4 is arranged on clutch shaft bearing seat 2 by bearing, described clutch shaft bearing seat 2 connects by being welded and fixed with casing 27, described first gear 3 is fixedly mounted on the first gear wheel shaft 4 by key, described first pawl disk 5 is fixedly mounted on the first gear wheel shaft 4 by key, the bearing pin that described first ratchet 22 and the first pawl disk 5 are arranged is actively coupled, described first ratchet 20 and the first ratchet 22 are coordinated by the first torsion spring 21 to be installed, described first torsion spring 21 is sleeved on the set pin that on bearing pin and one end is fixedly coupled on the first pawl disk 5, the other end to be pressed on first ratchet 22 back side and to make ratchet be subject to pressing to the power of the first ratchet 20, described first ratchet 20 is fixedly mounted on the second gear wheel shaft 7, described second gear 6 is fixedly mounted on the second gear wheel shaft 7 by key, described second gear wheel shaft 7 is the input shaft of stop gear 8, described stop gear 8 is bolted with casing 27 and connects, described 3rd gear wheel shaft 11 is arranged on the second bearing seat 9 by bearing, described 3rd gear wheel shaft 11 is fixedly connected by the S. A. of steering wheel column coupler and bearing circle, described second bearing seat 9 connects by being welded and fixed with casing 27, the housing of described angular-motion transducer 10 is mounted by means of bolts on casing 27, the input hollow shaft sleeve of described angular-motion transducer 10 to be contained on the 3rd gear wheel shaft 11 and to be fixedly connected with the 3rd gear wheel shaft 11, described 3rd gear 12 is by key fixed installation the 3rd gear wheel shaft 11, described second ratchet 26 is fixedly mounted on the 3rd gear wheel shaft 11 by key, the bearing pin that described second ratchet 25 and the second pawl disk 13 are arranged is actively coupled, described second pawl disk 13 is fixedly mounted on the 4th gear wheel shaft 14 by key, described second ratchet 26 and the second ratchet 25 are coordinated by the second torsion spring 24 to be installed, described second torsion spring 24 is sleeved on the set pin that on bearing pin and one end is fixedly connected on the second pawl disk 13, the other end to be pressed on second ratchet 25 back side and to make ratchet be subject to pressing to the power of the second ratchet 26, described 4th gear 15 is fixedly mounted on the 4th gear wheel shaft 14 by key, described 4th gear wheel shaft 14 is arranged on the 3rd bearing seat 16 by bearing, described 3rd bearing seat 16 connects by being welded and fixed with casing 27, described 5th gear 23 is fixedly mounted on the 5th gear wheel shaft 17 by key, described 5th gear wheel shaft 17 is arranged on the 4th bearing seat 18 by bearing, described 4th bearing seat 18 connects by being welded and fixed with casing 27, described 5th gear wheel shaft 17 is fixedly connected by the output shaft of coupler 19 with motor 1, described 5th gear 23 coordinates with the first gear 3 engaged transmission to be installed, described 5th gear 23 coordinates with the 4th gear 15 engaged transmission to be installed, described second gear 6 coordinates with the 3rd gear 12 engaged transmission to be installed, described first ratchet 20, first torsion spring 21, first ratchet 22 and the first pawl disk 5 form an one-way driving mechanism, described second ratchet 26, second torsion spring 24, second ratchet 25 and the second pawl disk 13 form another one-way driving mechanism, the transmission direction of described two one-way driving mechanisms is identical.
Described first gear wheel shaft 4 and the second gear wheel shaft 7 are arranged on same axis heart line.Described 3rd gear wheel shaft 11 and the 4th gear wheel shaft 14 are arranged on same axis heart line.Described 5th gear wheel shaft 17 is arranged on same axis heart line with motor 1 output shaft.Described first ratchet 22 is provided with a pair, and this to be centrosymmetric installation about the center of circle of the first pawl disk 5 to ratchet.Described second ratchet 25 is provided with a pair, and this to be centrosymmetric installation about the center of circle of the second pawl disk 13 to ratchet.
When vehicle need right-hand turning to time, bearing circle clickwise drives the second ratchet 26 to rotate clockwise by the 3rd gear wheel shaft 11, because the second gear 6 and the 3rd gear 12 engaged transmission are installed, first ratchet 20 will rotate counterclockwise, first ratchet 22 slides on the back of tooth of the first ratchet 20, therefore the first pawl disk 5 can not be followed the first ratchet 20 and rotated together, and the second ratchet 25 be connected on the second pawl disk 13 inserts in the teeth groove of the second ratchet 26 under the effect of the second torsion spring 24, second ratchet 25 is rotated together with the second ratchet 26 thus drives the second pawl disk 13 to rotate clockwise, the 4th gear 15 is driven to rotate clockwise by the 4th gear wheel shaft 14, thus the 5th gear 23 be engaged with is rotated counterclockwise, rotated counterclockwise by the 5th gear wheel shaft 17 drive motor 1, change the size that drive motor 1 rotates clockwise electric current, produce suitable damping, and then provide comfortable road feel for chaufeur.
When vehicle need left-handed turning to time, bearing circle left-hand revolution drives the 3rd gear 12 conter clockwise to reverse by the 3rd gear wheel shaft 11, thus drive the second gear 6 be engaged with to rotate clockwise, the first ratchet 20 is driven to rotate clockwise by the second gear wheel shaft 7, 3rd gear wheel shaft 11 can drive the second ratchet 26 to rotate counterclockwise simultaneously, second ratchet 25 slides on the back of tooth of the second ratchet 26, therefore the second pawl disk 13 can not be followed the second ratchet 26 and rotated together, and the first ratchet 22 be connected on the first pawl disk 5 inserts in the teeth groove of the first ratchet 20 under the effect of the first torsion spring 21, first ratchet 22 is rotated together with the first ratchet 20 thus drives the first pawl disk 5 to rotate clockwise, the first gear 3 is driven to rotate clockwise by the first gear wheel shaft 4, thus the 5th gear 23 be engaged with is rotated counterclockwise, rotated counterclockwise by the 5th gear wheel shaft 17 drive motor 1, change the size that drive motor 1 rotates clockwise electric current, produce suitable damping, and then provide comfortable road feel for chaufeur.
The angular-motion transducer 10 be arranged on the 3rd gear wheel shaft 11 can detect the rotational angle of bearing circle in real time, for ECU provides the angular signal of bearing circle, to the control signal that stop gear 8 is different, thus realize vehicle and complete the adjustment that bearing circle when entirely turning to turns over the number of turns; No matter bearing circle clickwise or left-hand revolution motor 1 rotates counterclockwise all the time, the electric current that namely only drive motor 1 need be provided to rotate clockwise both can produce damping to bearing circle, and do not need to convert the direction and the direction of supply current that motor 1 drives, by the size that adjusts this electric current for chaufeur provides comfortable road feel.Therefore the present invention can detect the anglec of rotation of bearing circle accurately, provides comfortable road feel to chaufeur, according to different mode of operations, the rotation number of turns of bearing circle when adjustment vehicle turns to entirely.
Claims (6)
1. a steering-by-wire steering wheel for vehicle device, it is characterized in that, primarily of motor (1), clutch shaft bearing seat (2), first gear (3), first gear wheel shaft (4), first pawl disk (5), second gear (6), second gear wheel shaft (7), stop gear (8), second bearing seat (9), angular-motion transducer (10), 3rd gear wheel shaft (11), 3rd gear (12), second pawl disk (13), 4th gear wheel shaft (14), 4th gear (15), 3rd bearing seat (16), 5th gear wheel shaft (17), 4th bearing seat (18), coupler (19), first ratchet (20), first torsion spring (21), first ratchet (22), 5th gear (23), second torsion spring (24), second ratchet (25), second ratchet (26) and casing (27) composition, described motor (1) is fixedly mounted on casing (27), described first gear wheel shaft (4) is arranged on clutch shaft bearing seat (2) by bearing, described clutch shaft bearing seat (2) and casing (27) are fixedly connected, described first gear (3) is fixedly mounted on the first gear wheel shaft (4), described first pawl disk (5) is fixedly mounted on the first gear wheel shaft (4), described first ratchet (22) is actively coupled with the upper bearing pin arranged of the first pawl disk (5), described first ratchet (20) and the first ratchet (22) are coordinated by the first torsion spring (21) to be installed, the set pin that described first torsion spring (21) is sleeved on on bearing pin and one end and the first pawl disk (5) is fixedly connected, the other end to be pressed on the first ratchet (22) back side and to make ratchet be subject to pressing to the power of the first ratchet (20), described first ratchet (20) is fixedly mounted on the second gear wheel shaft (7), described second gear (6) is fixedly mounted on the second gear wheel shaft (7), the input shaft that described second gear wheel shaft (7) is stop gear (8), described stop gear (8) and casing (27) are fixedly connected, described 3rd gear wheel shaft (11) is arranged on the second bearing seat (9) by bearing, described 3rd gear wheel shaft (11) is fixedly connected by the S. A. of steering wheel column coupler and bearing circle, described second bearing seat (9) and casing (27) are fixedly connected, the housing of described angular-motion transducer (10) is fixedly mounted on casing (27), the input hollow shaft sleeve of described angular-motion transducer (10) is contained in the 3rd gear wheel shaft (11) and goes up and be fixedly connected with the 3rd gear wheel shaft (11), on described 3rd gear (12) fixed installation the 3rd gear wheel shaft (11), described second ratchet (26) is fixedly mounted on the 3rd gear wheel shaft (11), described second ratchet (25) is actively coupled with the upper bearing pin arranged of the second pawl disk (13), described second pawl disk (13) is fixedly mounted on the 4th gear wheel shaft (14), described second ratchet (26) and the second ratchet (25) are coordinated by the second torsion spring (24) to be installed, the set pin that described second torsion spring (24) is sleeved on on bearing pin and one end and the second pawl disk (13) is fixedly connected, the other end to be pressed on the second ratchet (25) back side and to make ratchet be subject to pressing to the power of the second ratchet (26), described 4th gear (15) is fixedly mounted on the 4th gear wheel shaft (14), described 4th gear wheel shaft (14) is arranged on the 3rd bearing seat (16) by bearing, described 3rd bearing seat (16) and casing (27) are fixedly connected, described 5th gear (23) is fixedly mounted on the 5th gear wheel shaft (17), described 5th gear wheel shaft (17) is arranged on the 4th bearing seat (18) by bearing, described 4th bearing seat (18) and casing (27) are fixedly connected, described 5th gear wheel shaft (17) is fixedly connected by the output shaft of coupler (19) with motor (1), described 5th gear (23) coordinates with the first gear (3) engaged transmission to be installed, described 5th gear (23) coordinates with the 4th gear (15) engaged transmission to be installed, described second gear (6) coordinates with the 3rd gear (12) engaged transmission installs, described first ratchet (20), first torsion spring (21), first ratchet (22) and the first pawl disk (5) composition one-way driving mechanism, described second ratchet (26), second torsion spring (24), second ratchet (25) and the second pawl disk (13) form another one-way driving mechanism, the transmission direction of described two one-way driving mechanisms is identical.
2. steering-by-wire steering wheel for vehicle device according to claim 1, is characterized in that: described first gear wheel shaft (4) and the second gear wheel shaft (7) are arranged on same axis heart line.
3. steering-by-wire steering wheel for vehicle device according to claim 1, is characterized in that: described 3rd gear wheel shaft (11) and the 4th gear wheel shaft (14) are arranged on same axis heart line.
4. steering-by-wire steering wheel for vehicle device according to claim 1, is characterized in that: described 5th gear wheel shaft (17) and motor (1) output shaft are arranged on same axis heart line.
5. steering-by-wire steering wheel for vehicle device according to claim 1, is characterized in that: described first ratchet (22) is provided with a pair, and this to be centrosymmetric installation about the center of circle of the first pawl disk (5) to ratchet.
6. steering-by-wire steering wheel for vehicle device according to claim 1, is characterized in that: described second ratchet (25) is provided with a pair, and this to be centrosymmetric installation about the center of circle of the second pawl disk (13) to ratchet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310322165.6A CN103359151B (en) | 2013-07-19 | 2013-07-19 | Steering-by-wire steering wheel for vehicle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310322165.6A CN103359151B (en) | 2013-07-19 | 2013-07-19 | Steering-by-wire steering wheel for vehicle device |
Publications (2)
| Publication Number | Publication Date |
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| CN103359151A CN103359151A (en) | 2013-10-23 |
| CN103359151B true CN103359151B (en) | 2015-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310322165.6A Expired - Fee Related CN103359151B (en) | 2013-07-19 | 2013-07-19 | Steering-by-wire steering wheel for vehicle device |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10589774B2 (en) | 2015-05-01 | 2020-03-17 | Steering Solutions Ip Holding Corporation | Counter rotation steering wheel |
| CN104859710B (en) * | 2015-06-06 | 2017-03-08 | 青岛科技大学 | Loading machine steering-by-wire road feel simulation device |
| US20160375931A1 (en) | 2015-06-25 | 2016-12-29 | Steering Solutions Ip Holding Corporation | Rotation control system for a steering wheel and method |
| US9845106B2 (en) * | 2015-08-31 | 2017-12-19 | Steering Solutions Ip Holding Corporation | Overload protection for belt drive mechanism |
| US10160472B2 (en) | 2015-10-20 | 2018-12-25 | Steering Solutions Ip Holding Corporation | Steering column with stationary hub |
| US10160473B2 (en) | 2016-09-13 | 2018-12-25 | Steering Solutions Ip Holding Corporation | Steering column decoupling system |
| DE102017108863A1 (en) * | 2017-04-26 | 2018-10-31 | Valeo Schalter Und Sensoren Gmbh | Determining a rotation angle of a steering shaft by means of three gears |
| CN110827615B (en) * | 2019-12-24 | 2024-03-22 | 吉林大学 | Steering feel simulation device applied to driving simulator |
| CN114212144A (en) * | 2021-11-24 | 2022-03-22 | 中汽创智科技有限公司 | Vehicle steering system |
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| GB2248216A (en) * | 1990-09-06 | 1992-04-01 | Honda Motor Co Ltd | Variable ratio steering system. |
| CN101860305A (en) * | 2010-03-31 | 2010-10-13 | 奇瑞汽车股份有限公司 | Method for controlling road sensing motor of line-controlled steering system |
| DE102010009362A1 (en) * | 2010-02-25 | 2011-08-25 | Thyssenkrupp Presta Ag | Steering system with hydraulic steering column |
| CN202743316U (en) * | 2012-09-07 | 2013-02-20 | 彭元练 | Right small steering wheel device of automatic shift vehicle |
| CN203345006U (en) * | 2013-07-19 | 2013-12-18 | 青岛科技大学 | Steering wheel device of steering-by-wire vehicle |
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| GB2248216A (en) * | 1990-09-06 | 1992-04-01 | Honda Motor Co Ltd | Variable ratio steering system. |
| DE102010009362A1 (en) * | 2010-02-25 | 2011-08-25 | Thyssenkrupp Presta Ag | Steering system with hydraulic steering column |
| CN101860305A (en) * | 2010-03-31 | 2010-10-13 | 奇瑞汽车股份有限公司 | Method for controlling road sensing motor of line-controlled steering system |
| CN202743316U (en) * | 2012-09-07 | 2013-02-20 | 彭元练 | Right small steering wheel device of automatic shift vehicle |
| CN203345006U (en) * | 2013-07-19 | 2013-12-18 | 青岛科技大学 | Steering wheel device of steering-by-wire vehicle |
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Effective date of registration: 20180720 Address after: 266555 Taihang Mountain Road, Huangdao District, Qingdao, Shandong 551 Patentee after: Qingdao Boda Automation Engineering Co., Ltd. Address before: 266061 Songling Road, Laoshan District, Qingdao, Shandong Province, No. 99 Patentee before: Qingdao University of Science & Technology |
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