CN113771934A - Steering wheel structure capable of reducing vibration - Google Patents
Steering wheel structure capable of reducing vibration Download PDFInfo
- Publication number
- CN113771934A CN113771934A CN202110985576.8A CN202110985576A CN113771934A CN 113771934 A CN113771934 A CN 113771934A CN 202110985576 A CN202110985576 A CN 202110985576A CN 113771934 A CN113771934 A CN 113771934A
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- China
- Prior art keywords
- steering wheel
- steering
- damping
- switch
- fixed mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000013016 damping Methods 0.000 claims abstract description 37
- 230000035939 shock Effects 0.000 claims abstract description 12
- 230000004044 response Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 28
- 230000017525 heat dissipation Effects 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 7
- 230000006698 induction Effects 0.000 abstract description 6
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035900 sweating Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/04—Hand wheels
- B62D1/06—Rims, e.g. with heating means; Rim covers
- B62D1/065—Steering wheels with heating and ventilating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/04—Hand wheels
- B62D1/11—Hand wheels incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible
Abstract
The invention provides a steering wheel structure capable of reducing vibration, which comprises a steering wheel, wherein a steering rod is arranged on one side of the steering wheel, a damping mechanism and a buffer mechanism are respectively arranged at the bottom of the steering wheel, the damping mechanism comprises an installation plate fixedly installed on one side of the steering wheel, a damping plate is fixedly installed on one side of the installation plate, one side of the damping plate is fixedly connected with one end of the steering rod, a plurality of damping springs are fixedly installed on one side of the installation plate, electric hydraulic rods fixedly installed on one side of the installation plate are arranged on the inner sides of the plurality of damping springs, and induction strips are fixedly installed on one sides of the installation plate and the damping plate respectively. Can carry out the shock attenuation through the damping spring who sets up to the vibrations of steering wheel small amplitude and handle to make the steering wheel when vibrations by a wide margin through the response strip that sets up and electronic hydraulic stem, can break off the shock attenuation and handle, thereby the suggestion navigating mate that is more quick looks over and maintains the safe condition of vehicle, has then improved holistic performance.
Description
Technical Field
The invention belongs to the technical field of steering wheels, and particularly relates to a steering wheel structure capable of reducing vibration.
Background
The steering wheel is typically splined to the steering shaft and functions to convert the force applied by the driver to the rim of the steering wheel into a torque that is transmitted to the steering shaft. When steering with a larger diameter steering wheel, the driver's hand force on the steering wheel may be smaller. The steering transmission shaft is used as a connecting piece between the steering gear and the steering shaft, so that the universality of the steering gear is facilitated, errors generated during manufacturing and installation are compensated, and the installation of the steering gear and the steering wheel on the whole vehicle is more reasonable. The following commonly recognized defects mainly exist in the current steering wheel:
in the conventional steering wheel structure, since the steering wheel position of the vehicle is vibrated due to various operating conditions while the vehicle is running, the use feeling of the vehicle is reduced.
Disclosure of Invention
The invention aims to provide a steering wheel structure capable of reducing vibration, and aims to solve the problem that in the prior art, the steering wheel position of a vehicle is vibrated due to various operation conditions in the driving process of the vehicle, so that the use feeling of the vehicle is reduced.
In order to achieve the purpose, the invention provides the following technical scheme:
a steering wheel structure capable of reducing vibration comprises a steering wheel, wherein a steering rod is arranged on one side of the steering wheel, a damping mechanism and a buffering mechanism are respectively arranged at the bottom of the steering wheel, a transmission mechanism and a stabilizing mechanism are respectively arranged on the outer side of the steering rod, and a heat dissipation mechanism is fixedly arranged on the outer side of the steering wheel;
damper includes the mounting panel with steering wheel one side fixed mounting, one side fixed mounting of mounting panel has the shock attenuation board, one side of shock attenuation board and the one end fixed connection of steering column, one side fixed mounting of mounting panel has a plurality of damping spring, a plurality of damping spring's inboard is equipped with the electronic hydraulic stem with mounting panel one side fixed mounting, one side of electronic hydraulic stem and damping spring and one side fixed connection of shock attenuation board, the equal fixed mounting in one side of mounting panel and shock attenuation board has the response strip.
Preferably, the buffer mechanism comprises a buffer spring movably connected with one side inside the steering rod, a connecting seat is fixedly installed on the outer side of the steering rod, two movable hinges are fixedly installed on one sides of the connecting seat and the damping plate, and an electric telescopic rod is fixedly installed at one end of each of the two movable hinges.
Preferably, the transmission mechanism comprises a plurality of rotating teeth fixedly mounted on the outer side of the steering rod, a transmission shaft is arranged at the bottom of the steering rod, a spiral groove is formed in the outer side of the transmission shaft, the inner side of the spiral groove is in meshed connection with the outer side of the rotating teeth, and tires are movably connected to two ends of the transmission shaft.
Preferably, the stabilizing mechanism comprises a first fixing pipe sleeved outside the steering rod, second fixing pipes movably connected with the outer side of the transmission shaft are arranged on two sides of the screw groove, a connecting sheet is fixedly installed on one side of each of the two second fixing pipes, and one end of the connecting sheet is fixedly connected with one side of the first fixing pipe.
Preferably, the heat dissipation mechanism includes a plurality of exhaust fences disposed on inner sides of the steering wheel, and an electric fan fixedly mounted inside the steering wheel is disposed on one side of the exhaust fence.
Preferably, the heat dissipation mechanism further comprises a plurality of air holes formed in the outer side of the steering wheel, and the air holes are communicated with the exhaust fence.
Preferably, a switch panel is fixedly mounted on one side of the steering wheel, an electric hydraulic rod switch, an induction bar switch, an electric telescopic rod switch and an electric fan switch are fixedly mounted on the surface of the switch panel, and the electric hydraulic rod, the induction bar, the electric telescopic rod and the electric fan are respectively electrically connected with an external power supply through the electric hydraulic rod switch, the induction bar switch, the electric telescopic rod switch and the electric fan switch.
Compared with the prior art, the invention has the beneficial effects that:
1) can carry out the shock attenuation through the damping spring who sets up to the vibrations of steering wheel small amplitude and handle to make the steering wheel when vibrations by a wide margin through the response strip that sets up and electronic hydraulic stem, can break off the shock attenuation and handle, thereby the suggestion navigating mate that is more quick looks over and maintains the safe condition of vehicle, has then improved holistic performance.
2) The connection piece through setting up is fixed between fixed pipe of first fixed pipe and second to make between transmission shaft and the steering column can connect the transmission more the efficient, and carry out the heat dissipation through the electric fan who sets up to the steering wheel and handle, reduce the condition that the driver is at the car in-process of traveling, the hand that produces is sweated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the shock absorbing mechanism of the present invention;
FIG. 3 is a schematic view of a steering column of the present invention;
fig. 4 is a schematic view of the internal structure of the steering wheel according to the present invention.
In the figure: 1. a steering wheel; 2. a steering lever; 3. a damping mechanism; 31. mounting a plate; 32. a damper plate; 33. a damping spring; 34. an electro-hydraulic lever; 35. an induction strip; 4. a buffer mechanism; 41. a buffer spring; 42. a connecting seat; 43. a living hinge; 44. an electric telescopic rod; 5. a transmission mechanism; 51. rotating the teeth; 52. a drive shaft; 53. a screw groove; 54. a tire; 6. a stabilizing mechanism; 61. a first stationary tube; 62. a second stationary tube; 63. connecting sheets; 7. a heat dissipation mechanism; 71. an exhaust fence; 72. an electric fan; 73. and (4) air holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: a steering wheel structure capable of reducing vibration comprises a steering wheel 1, wherein a steering rod 2 is arranged on one side of the steering wheel 1, a damping mechanism 3 and a buffer mechanism 4 are respectively arranged at the bottom of the steering wheel 1, a transmission mechanism 5 and a stabilizing mechanism 6 are respectively arranged on the outer side of the steering rod 2, and a heat dissipation mechanism 7 is fixedly arranged on the outer side of the steering wheel 1;
When the steering wheel is used, when the steering wheel 1 is used, the transmission mechanism 5 can be used for transmission, and the damping mechanism 3 and the buffer mechanism 4 can reduce the slight vibration effect of the steering wheel 1, so that the integral use quality is improved, in the driving process of a vehicle, the slight vibration generated by the steering wheel 1 can be used for damping the vibration between the damping plate 32 and the mounting plate 31 through the damping spring 33, so that the steering wheel 1 is damped, when the steering wheel 1 is likely to vibrate greatly, the compression of the damping spring 33 is reduced, at the moment, the distance between the damping plate 32 and the mounting plate 31 is reduced, when the vibration of the steering wheel 1 reaches the condition that the two induction bars 35 can be contacted with each other, the electric hydraulic rod 34 plays a supporting role between the damping plate 32 and the mounting plate 31, at the moment, the damping plate 32 and the mounting plate 31 can not damp the steering wheel 1, thereby make the transmission of the vibrations condition directness of steering wheel 1 to operating personnel, then can indicate operating personnel to carry out safety inspection and maintenance to the car, then the security when having improved the car and traveling.
Preferably, the buffer mechanism 4 comprises a buffer spring 41 movably connected with one side inside the steering rod 2, a connecting seat 42 is fixedly installed on the outer side of the steering rod 2, two movable hinges 43 are fixedly installed on one sides of the connecting seat 42 and the damping plate 32, and an electric telescopic rod 44 is fixedly installed at one end of each of the two movable hinges 43.
During the specific use, when steering wheel 1 carries out angle modulation, electric telescopic handle 44 stretches out and draws back to through the effect of activity hinge 43, change the distance between connecting seat 42 and the shock attenuation board 32, make steering column 2 can carry out the change in the angle, simultaneously, buffer spring 41 plays the effect of shock attenuation buffering to the position that steering column 2 is connected, has then prevented the condition of steering wheel 1 vibrations because the not hard up of steering wheel 1 angle modulation position causes.
Preferably, the transmission mechanism 5 comprises a plurality of rotating teeth 51 fixedly mounted on the outer side of the steering rod 2, a transmission shaft 52 is arranged at the bottom of the steering rod 2, a spiral groove 53 is formed in the outer side of the transmission shaft 52, the inner side of the spiral groove 53 is in meshed connection with the outer side of the rotating teeth 51, and tires 54 are movably connected to the two ends of the transmission shaft 52.
During specific use, when turning to tire 54 through steering wheel 1, accessible steering wheel 1's rotation to drive steering column 2 through damper 3 and rotate, rotate tooth 51 and rotate inside the thread groove 53 of transmission shaft 52 along with the rotation of steering column 2 this moment, thereby make transmission shaft 52 can produce the displacement, then carry out ascending change of direction to tire 54.
Preferably, the stabilizing mechanism 6 comprises a first fixing pipe 61 sleeved outside the steering rod 2, second fixing pipes 62 movably connected outside the transmission shaft 52 are arranged on two sides of the screw groove 53, a connecting piece 63 is fixedly mounted on one side of each of the two second fixing pipes 62, and one end of the connecting piece 63 is fixedly connected with one side of the first fixing pipe 61.
During the specific use, when steering column 2 drives transmission shaft 52 and carries out the displacement, connection piece 63 carries out fixed connection between to first fixed pipe 61 and the fixed pipe 62 of second to make the distance between steering column 2 and the transmission shaft 52 can obtain the restriction, make holistic steering wheel 1 reduce the steering wheel 1 vibrations condition that causes at hookup location then.
Preferably, the heat dissipation mechanism 7 includes a plurality of air discharge rails 71 opened on the inner side of the steering wheel 1, and an electric fan 72 fixedly installed inside the steering wheel 1 is provided on one side of the air discharge rails 71.
Specifically, when the steering wheel 1 is used, the electric fan 72 radiates the heat of the hand of the driver through the exhaust grille 71.
Preferably, the heat dissipation mechanism 7 further includes a plurality of air holes 73 formed on the outer side of the steering wheel 1, and the air holes 73 are communicated with the exhaust bars 71.
When the steering wheel is used specifically, the ventilation of air can be ensured in the steering wheel 1 through the mutual communication between the exhaust fence 71 and the air holes 73, and the sweating condition of the hands of a driver is reduced.
Preferably, one side fixed mounting of steering wheel 1 has flush mounting plate of switch, and flush mounting plate of switch's surface fixed mounting has electronic hydraulic stem switch, response strip switch, electric telescopic handle switch and electric fan switch, and electronic hydraulic stem 34, response strip 35, electric telescopic handle 44 and electric fan 72 are respectively through electronic hydraulic stem switch, response strip switch, electric telescopic handle switch and electric fan switch and external electricity electric connection.
During specific use, the equipment switch arranged on the switch panel is convenient for controlling the overall structure capable of reducing vibration.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A steering wheel structure capable of reducing vibration comprises a steering wheel (1) and is characterized in that a steering rod (2) is arranged on one side of the steering wheel (1), a damping mechanism (3) and a buffering mechanism (4) are respectively arranged at the bottom of the steering wheel (1), a transmission mechanism (5) and a stabilizing mechanism (6) are respectively arranged on the outer side of the steering rod (2), and a heat dissipation mechanism (7) is fixedly mounted on the outer side of the steering wheel (1);
damper (3) include mounting panel (31) with steering wheel (1) one side fixed mounting, one side fixed mounting of mounting panel (31) has damping plate (32), one side of damping plate (32) and the one end fixed connection of steering column (2), one side fixed mounting of mounting panel (31) has a plurality of damping spring (33), a plurality of the inboard of damping spring (33) is equipped with electronic hydraulic stem (34) with mounting panel (31) one side fixed mounting, one side of electronic hydraulic stem (34) and damping spring (33) and one side fixed connection of damping plate (32), the equal fixed mounting in one side of mounting panel (31) and damping plate (32) has response strip (35).
2. A shock-mitigating steering wheel structure according to claim 1, wherein: buffer gear (4) include with steering column (2) inside one side swing joint's buffer spring (41), the outside fixed mounting of steering column (2) has connecting seat (42), the equal fixed mounting in one side of connecting seat (42) and shock attenuation board (32) has two activity hinges (43), two the one end fixed mounting of activity hinge (43) has electric telescopic handle (44).
3. A shock-mitigating steering wheel structure according to claim 2, wherein: drive mechanism (5) include with a plurality of rotation teeth (51) of the outside fixed mounting of steering column (2), the bottom of steering column (2) is provided with transmission shaft (52), thread groove (53) have been seted up in the outside of transmission shaft (52), the inboard and the outside meshing of rotating tooth (51) of thread groove (53) are connected, the both ends swing joint of transmission shaft (52) has tire (54).
4. A shock-mitigating steering wheel structure according to claim 1, wherein: stabilizing mean (6) include with steering column (2) outside cover establish first fixed pipe (61), the both sides of spiral groove (53) are equipped with transmission shaft (52) outside swing joint's fixed pipe of second (62), two one side fixed mounting of the fixed pipe of second (62) has connection piece (63), one side fixed connection of the one end of connection piece (63) and first fixed pipe (61).
5. A shock-mitigating steering wheel structure according to claim 1, wherein: the heat dissipation mechanism (7) comprises a plurality of exhaust fences (71) which are arranged on the inner side of the steering wheel (1), and an electric fan (72) fixedly mounted in the steering wheel (1) is arranged on one side of each exhaust fence (71).
6. The structure of claim 5, wherein: the heat dissipation mechanism (7) further comprises a plurality of air holes (73) formed in the outer side of the steering wheel (1), and the air holes (73) are communicated with the exhaust fence (71).
7. The structure of claim 5, wherein: one side fixed mounting of steering wheel (1) has flush mounting plate of switch, flush mounting plate of switch's surface fixed mounting has electronic hydraulic stem switch, response strip switch, electric telescopic handle switch and electric fan switch, electronic hydraulic stem (34), response strip (35), electric telescopic handle (44) and electric fan (72) are respectively through electronic hydraulic stem switch, response strip switch, electric telescopic handle switch and electric fan switch and external electricity electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110985576.8A CN113771934B (en) | 2021-08-26 | 2021-08-26 | Steering wheel structure capable of reducing vibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110985576.8A CN113771934B (en) | 2021-08-26 | 2021-08-26 | Steering wheel structure capable of reducing vibration |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113771934A true CN113771934A (en) | 2021-12-10 |
| CN113771934B CN113771934B (en) | 2022-09-30 |
Family
ID=78839286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110985576.8A Active CN113771934B (en) | 2021-08-26 | 2021-08-26 | Steering wheel structure capable of reducing vibration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113771934B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1914082A (en) * | 2004-09-17 | 2007-02-14 | 高田-彼得里公开股份有限公司 | Steering wheel for a motor vehicle |
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| CN203187242U (en) * | 2013-04-11 | 2013-09-11 | 长安大学 | Semi-active shock absorption elevator |
| US20160375993A1 (en) * | 2015-06-02 | 2016-12-29 | Messier-Dowty Limited | Aircraft landing gear assembly |
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| CN208813296U (en) * | 2018-10-12 | 2019-05-03 | 济宁市技师学院 | A kind of automobile auxiliary steering mechanism |
| JP2020044973A (en) * | 2018-09-19 | 2020-03-26 | いすゞ自動車株式会社 | Steering system |
| CN210391286U (en) * | 2019-05-21 | 2020-04-24 | 库卡汽车制造(大厂回族自治县)有限公司 | Shock attenuation steering wheel with guard action |
| CN210555085U (en) * | 2019-05-16 | 2020-05-19 | 赛格威科技有限公司 | All-terrain vehicle and steering system thereof |
| CN211995838U (en) * | 2020-03-11 | 2020-11-24 | 浙江梵隆汽车部件有限公司 | Steering wheel device capable of attenuating vibration frequency of steering wheel |
| CN212099037U (en) * | 2020-04-22 | 2020-12-08 | 曾吉春 | Electric power steering device of new energy automobile |
| CN112196938A (en) * | 2020-09-27 | 2021-01-08 | 盐城同济汽车配件有限公司 | Steering wheel vibration reduction equipment and vibration reduction method thereof |
| CN212950797U (en) * | 2020-07-16 | 2021-04-13 | 盐城同济汽车配件有限公司 | Steering wheel capable of reducing vibration transmission |
| CN213622792U (en) * | 2020-10-09 | 2021-07-06 | 天津奥玛电梯有限公司 | Counterweight buffer of safety elevator |
-
2021
- 2021-08-26 CN CN202110985576.8A patent/CN113771934B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1914082A (en) * | 2004-09-17 | 2007-02-14 | 高田-彼得里公开股份有限公司 | Steering wheel for a motor vehicle |
| CN202294946U (en) * | 2011-10-12 | 2012-07-04 | 汤旭波 | Steering wheel capable of adjusting angle |
| CN203187242U (en) * | 2013-04-11 | 2013-09-11 | 长安大学 | Semi-active shock absorption elevator |
| US20160375993A1 (en) * | 2015-06-02 | 2016-12-29 | Messier-Dowty Limited | Aircraft landing gear assembly |
| CN207565676U (en) * | 2017-12-11 | 2018-07-03 | 浙江梵隆汽车部件有限公司 | A kind of steering wheel damping device with adjustable |
| JP2020044973A (en) * | 2018-09-19 | 2020-03-26 | いすゞ自動車株式会社 | Steering system |
| CN208813296U (en) * | 2018-10-12 | 2019-05-03 | 济宁市技师学院 | A kind of automobile auxiliary steering mechanism |
| CN210555085U (en) * | 2019-05-16 | 2020-05-19 | 赛格威科技有限公司 | All-terrain vehicle and steering system thereof |
| CN210391286U (en) * | 2019-05-21 | 2020-04-24 | 库卡汽车制造(大厂回族自治县)有限公司 | Shock attenuation steering wheel with guard action |
| CN211995838U (en) * | 2020-03-11 | 2020-11-24 | 浙江梵隆汽车部件有限公司 | Steering wheel device capable of attenuating vibration frequency of steering wheel |
| CN212099037U (en) * | 2020-04-22 | 2020-12-08 | 曾吉春 | Electric power steering device of new energy automobile |
| CN212950797U (en) * | 2020-07-16 | 2021-04-13 | 盐城同济汽车配件有限公司 | Steering wheel capable of reducing vibration transmission |
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| CN213622792U (en) * | 2020-10-09 | 2021-07-06 | 天津奥玛电梯有限公司 | Counterweight buffer of safety elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113771934B (en) | 2022-09-30 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20211210 Assignee: YANCHENG TONGHUAN ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. Assignor: YANCHENG TONGJI AUTO PARTS Co.,Ltd. Contract record no.: X2023980047529 Denomination of invention: A steering wheel structure that can reduce vibration Granted publication date: 20220930 License type: Common License Record date: 20231121 |
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