CN110723210B - Steering wheel corner recognition device and automobile - Google Patents
Steering wheel corner recognition device and automobile Download PDFInfo
- Publication number
- CN110723210B CN110723210B CN201911051822.1A CN201911051822A CN110723210B CN 110723210 B CN110723210 B CN 110723210B CN 201911051822 A CN201911051822 A CN 201911051822A CN 110723210 B CN110723210 B CN 110723210B
- Authority
- CN
- China
- Prior art keywords
- steering wheel
- conductive
- vacuum tube
- conducting
- steering column
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
- B62D15/02—Steering position indicators ; Steering position determination; Steering aids
- B62D15/021—Determination of steering angle
- B62D15/0215—Determination of steering angle by measuring on the steering column
Abstract
The invention aims to provide a steering wheel corner recognition device and an automobile, so as to realize recognition and prompt of a steering wheel corner. This steering wheel corner recognition device includes: a conductive switch mounted on a steering column, rotatable with the steering column; the prompting device is arranged on the steering wheel and is connected with the conductive switch; the power supply device is connected with the conductive switch and the prompting device; when the steering column rotates to different angles, the conductive switch sends a trigger signal corresponding to the rotation angle of the rotation column to the prompting device, so that the prompting device outputs a prompting signal representing the rotation angle of the steering wheel.
Description
Technical Field
The invention relates to the field of automobile steering, in particular to a steering wheel corner recognition device and an automobile.
Background
The design steering angle of part of the automobile steering wheel is larger than 720 degrees, so that the left and right steering angles can be larger than 360 degrees, namely the position angle of the steering wheel judged by the reference object in the automobile can be several degrees, such as 30 degrees, and can also be 360 degrees plus 30 degrees.
In order to correctly judge the stop position of the steering wheel, two methods can be adopted, namely, the angle of the tire is directly observed by human eyes, and the angle is directly displayed by using a complex angle sensor, a control circuit and a screen. The former, in which the driver must extend his head out of the window, causes complaints from the users, and the latter, which is complicated in structure and high in cost.
On the one hand, inaccurate angular positioning of the steering wheel may cause long-term angular parking of the wheels, which may cause fatigue of the steering system and the wheel train, affecting the performance of the vehicle. In addition, when the vehicle is started, if the tires are positioned at an angle, the moving direction of the vehicle at the beginning of running may be inconsistent with the target direction, and accidents may occur.
Disclosure of Invention
The invention aims to provide a steering wheel corner recognition device and an automobile, so as to realize recognition and prompt of a steering wheel corner.
The invention provides a steering wheel corner recognition device, comprising:
a conductive switch mounted on a steering column, rotatable with the steering column;
the prompting device is arranged on the steering wheel and is connected with the conductive switch;
the power supply device is connected with the conductive switch and the prompting device;
when the steering column rotates to different angles, the conductive switch sends a trigger signal corresponding to the rotation angle of the steering column to the prompting device, so that the prompting device outputs a prompting signal representing the rotation angle of the steering wheel.
Preferably, the conductive switch includes:
the vacuum tube is spirally arranged and fixedly sleeved on the steering column;
a certain amount of conductive medium is injected into the vacuum tube;
at least 2 groups of conducting electrode pairs are fixed on the vacuum tube, one end of each group of conducting electrode pairs is connected with the prompting device through a conducting wire, and the other end of each group of conducting electrode pairs is connected with the power supply device;
when the steering column rotates along with the steering wheel, the conductive medium injected into the vacuum tube rotates along with the steering column, so that the interiors of partial conductive electrode pairs in at least 2 conductive electrode pairs are conducted, and a path which enables the prompting device to output a prompting signal indicating the steering wheel angle is formed.
Preferably, the prompting device includes: at least 2 LED lamps which are connected with at least 2 groups of conducting electrode pairs in a one-to-one corresponding manner, wherein different LED lamps emit different colors, and the different colors correspond to different steering wheel turning angle ranges;
when the conducting medium in the vacuum tube rotates along with the steering column, the interiors of a group of target conducting electrode pairs in at least 2 conducting electrodes are conducted by the conducting medium, so that one LED lamp connected with the target conducting electrode pairs emits light.
Preferably, the conductive medium is mercury.
Preferably, the vacuum tube has three turns of helix;
the volume of the conductive medium injected into the vacuum tube is the volume of the vacuum tube/spiral coil;
at least 2 sets of conductive electrode pairs are: the first conducting electrode pair is arranged at the middle position of the bottom ring spiral of the vacuum tube, and the second conducting electrode pair is arranged at the middle position of the top ring of the vacuum tube;
the at least two LED lamps include: the first LED lamp is connected with the first conducting electrode pair, and the second LED lamp is connected with the second conducting electrode pair;
when the steering wheel angle is 0 degrees, the conducting medium in the vacuum tube is positioned at the lower half circle position of the middle spiral in the vacuum tube, and the interiors of the first conducting electrode pair and the second conducting electrode pair are not conducted;
when the turning angle of a steering wheel is more than 360 degrees in the anticlockwise direction, conducting medium in the vacuum tube flows to the position of the lower half circle of the bottom spiral in the vacuum tube, so that the inner part of the first conducting electrode pair is conducted, and a first LED lamp connected with the first conducting electrode pair displays light of a first color;
when the steering wheel is turned more than 360 degrees in the clockwise direction, the conducting medium in the vacuum tube flows to the lower half circle position of the top spiral in the vacuum tube, so that the inner part of the second conducting electrode pair is conducted, and a second LED lamp connected with the second conducting electrode pair displays light of a second color.
Preferably, the prompting device includes: the voice prompt device can output voice prompt information representing different steering wheel turning angles and/or the text prompt device can output text prompt information representing different steering wheel turning angles.
Preferably, the steering column is fixed on the steering column shell, and a set included angle is formed between the steering column and the horizontal plane.
According to another aspect of the present invention, the present invention also provides an automobile, and the steering wheel angle identification device is described above.
The invention has the beneficial effects that:
the simple conductive switch is utilized to solve the problem of steering wheel position positioning, the cost is low, the assembly is simple, and the device can guide a driver to control the position of the steering wheel and is mainly used for the slow running and parking states of the automobile.
Drawings
FIG. 1 is a schematic diagram of a conductive switch according to the present invention;
FIG. 2 is a schematic diagram of a conductive switch according to the present invention;
FIG. 3 is a schematic structural diagram of an identification device according to the present invention;
FIG. 4 is a schematic view of the structure of the present invention in which the conductive medium is conducted to the inside of the second conductive electrode pair;
FIG. 5 is a schematic view of the conductive medium of the present invention conducting the first conductive electrode pair;
description of reference numerals: 1. a steering column; 2. a conductive switch; 4. a power supply device; 21. a vacuum tube; 22. a conductive medium; 23. a pair of conductive electrodes; 231. a first pair of conductive electrodes; 232. a second pair of conductive electrodes; 31. a first LED lamp; 32. a second LED lamp; 5. a steering column housing.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Referring to fig. 1 to 4, the present invention provides a steering wheel angle recognition apparatus including:
a conductive switch 2 mounted on a steering column 1, rotatable with the steering column 1;
the prompting device is arranged on the steering wheel and is connected with the conductive switch 2;
the power supply device 4 is connected with the conductive switch 2 and the prompting device;
when the steering column 1 rotates to different angles, the conductive switch 2 sends a trigger signal corresponding to the rotation angle of the steering column to the prompting device, so that the prompting device outputs a prompting signal representing the rotation angle of the steering wheel.
Referring to fig. 1 and 2, the conductive switch 2 is specifically a mercury switch capable of identifying an angle, mercury in the mercury switch flows along with rotation of the steering column 1 under the action of gravity, and then different trigger signals are sent to the prompting device to enable the prompting device to output a corresponding prompting signal, and a driver can quickly and accurately know to what angle or what position a steering wheel of a vehicle rotates according to the prompting signal. Specifically, the conduction switch 2 includes:
the vacuum tube 21 is arranged in a spiral shape, and the vacuum tube 21 is fixedly sleeved on the steering column 1;
a certain amount of conductive medium 22 is injected into the vacuum tube 21;
at least 2 groups of conducting electrode pairs 23 are fixed on the vacuum tube 21, one end of one group of conducting electrode pairs 23 is connected with the prompting device through a conducting wire, and the other end is connected with the power supply device 4;
when the steering column 1 rotates with the steering wheel, the conductive medium 22 injected into the bulb 21 rotates with the steering column 1, so that the insides of some of the at least 2 groups of conductive electrode pairs 23 are conducted, so as to form a path through which the prompting device can output a prompting signal indicating the steering wheel angle.
Preferably, the prompting device includes: at least 2 LED lamps which are connected with at least 2 groups of conducting electrode pairs 23 in a one-to-one correspondence mode, wherein different LED lamps emit different colors, and the different colors correspond to different steering wheel rotation angle ranges;
when the conductive medium 22 in the vacuum tube 21 rotates along with the steering column 1, the inside of a group of target conductive electrode pairs in at least 2 conductive electrodes is conducted by the conductive medium 22, so that one of the LED lamps connected with the target conductive electrode pairs emits light.
The conductive medium 22 is mercury.
Referring to fig. 1 to 5, the vacuum tube 21 has three spirals;
the volume of the conductive medium 22 injected into the vacuum tube 21 is 1/2 spiral volumes of the vacuum tube 21;
at least 2 sets of conducting electrode pairs 23 are: a first conductive electrode pair 231 and a second conductive electrode pair 232, wherein the first conductive electrode pair 231 is arranged at the middle position of the bottom coil of the vacuum tube 21, and the second conductive electrode pair 232 is arranged at the middle position of the top coil of the vacuum tube 21;
the at least two LED lamps include: a first LED lamp 31 connected to the first pair of conductive electrodes 231 and a second LED lamp 32 connected to the second pair of conductive electrodes 232;
when the steering wheel angle is 0 °, the conductive medium 22 in the vacuum tube 21 is located at the lower half-turn position of the middle spiral in the vacuum tube 21, and the interiors of the first conductive electrode pair 231 and the second conductive electrode pair 232 are not conducted, that is, the vertex of the steering wheel of the vehicle is aligned with the right front of the automobile;
when the steering wheel angle is more than 360 degrees in the counterclockwise direction, when the conductive medium 22 in the vacuum tube 21 flows to the lower half-turn position of the bottom spiral in the vacuum tube 21, the inside of the first conductive electrode pair 231 is conducted, and the first LED lamp 31 connected to the first conductive electrode pair 231 displays light of a first color (such as yellow, red, green, etc.);
when the steering wheel angle is 360 ° greater than the clockwise direction, the conductive medium 22 in the bulb 21 flows to the lower half-turn position of the top spiral in the bulb 21, so that the inside of the second pair of conductive electrodes 232 is conducted, and the second LED lamp 32 connected to the second pair of conductive electrodes 232 displays light of a second color (as long as it is a color different from the first color).
Among them, the first LED lamp 31 and the second LED lamp 32 should be disposed at a place convenient for the driver to view, for example, at the top position of the steering wheel. It is preferable to dispose the first LED lamp 31 and the second LED lamp 32 at the same position for the driver's observation.
In this embodiment, the prompting device includes: the voice prompt device can output voice prompt information representing different steering wheel turning angles and/or the text prompt device can output text prompt information representing different steering wheel turning angles.
For example, similar to the arrangement form of the two groups of conducting electrode pairs and the two LED lamps, 2 groups of conducting electrode pairs and 1 voice prompt device are designed, and the voice prompt device has 2 branches (each branch is provided with a resistor with different size) correspondingly connected with the two groups of conducting electrode pairs respectively, a controller connected with the 2 branches, and a voice broadcast device connected with the control device; the controller controls the voice broadcaster to play different voice information according to the current values detected at the detection point positions of the two branches.
When the steering wheel angle is greater than 360 degrees in the clockwise direction, the conducting medium 22 in the vacuum tube 21 flows to the lower half-circle position of the top spiral in the vacuum tube 21, so that the inside of the second conducting electrode pair 232 is conducted, a path is formed between a branch in the voice prompt device, which is correspondingly connected with the second conducting electrode pair 232, and the controller and the power supply device 4, and the controller controls the voice broadcaster to output voice prompt information of 'the steering wheel angle is greater than 360 degrees in the clockwise direction'.
When the steering wheel angle is greater than 360 degrees in the counterclockwise direction, the conducting medium 22 in the vacuum tube 21 flows to the upper half circle position of the top spiral in the vacuum tube 21, so that the inside of the first conducting electrode pair 231 is conducted, a passage is formed between a branch in the voice prompt device, which is correspondingly connected with the first conducting electrode pair 231, and the controller and the power supply device 4, and the controller controls the voice broadcaster to output voice prompt information that the steering wheel angle is greater than 360 degrees in the counterclockwise direction.
Preferably, the steering column 1 is fixed on the steering column housing 5, and a set included angle is formed between the steering column 1 and the horizontal plane. Here, the steering column 1 and the steering column housing 5 are products used in existing vehicles, and the connection manner of the two is the same as that of the prior art.
In this application, utilize spiral conductive switch 1 to solve the driver of being not convenient for when the steering wheel rotates and know the turned angle problem of steering wheel, have low cost, characteristics such as assembly simplicity. The device can guide drivers, especially novices, to correctly judge the rotating position of the steering wheel, overcomes the defect that tires are in incorrect postures after the automobile is parked or parked in a slow running mode, avoids over fatigue of a steering system and the tire system, and simultaneously avoids the phenomenon that the automobile is out of the way when the automobile is driven away.
The embodiments described above describe only some of the one or more embodiments of the present invention, but those skilled in the art will recognize that the invention can be embodied in many other forms without departing from the spirit or scope thereof. Accordingly, the present examples and embodiments are to be considered as illustrative and not restrictive, and various modifications and substitutions may be made therein without departing from the spirit and scope of the present invention as defined by the appended claims.
Claims (7)
1. A steering wheel angle identifying device, comprising:
a conductive switch (2) mounted on the steering column (1) and rotatable with the steering column (1);
the prompting device is arranged on the steering wheel and is connected with the conductive switch (2);
the power supply device (4) is connected with the conductive switch (2) and the prompting device;
when the steering column (1) rotates to different angles, the conductive switch (2) sends a trigger signal corresponding to the rotation angle of the steering column to the prompting device, so that the prompting device outputs a prompting signal representing the rotation angle of the steering wheel; the conductive switch (2) comprises:
the vacuum tube (21) is arranged in a spiral shape, and the vacuum tube (21) is fixedly sleeved on the steering column (1);
a certain amount of conductive medium (22) is injected into the vacuum tube (21);
at least 2 groups of conducting electrode pairs (23) are fixed on the vacuum tube (21), one end of one group of conducting electrode pairs (23) is connected with the prompting device through a conducting wire, and the other end of the one group of conducting electrode pairs is connected with the power supply device (4);
when the steering column (1) rotates along with a steering wheel, the conductive medium (22) injected into the vacuum tube (21) rotates along with the steering column (1), so that the insides of partial groups of the conductive electrode pairs (23) in at least 2 groups of the conductive electrode pairs (23) are conducted, and a passage enabling the prompting device to output a prompting signal indicating the steering wheel rotation angle is formed.
2. The steering wheel angle identifying device according to claim 1, wherein the prompting device includes: at least 2 LED lamps which are connected with at least 2 groups of conducting electrode pairs (23) in a one-to-one correspondence manner, different LED lamps emit different colors, and the different colors correspond to different steering wheel rotation angle ranges;
when a conductive medium (22) in the vacuum tube (21) rotates along with the steering column (1), the interiors of one group of target conductive electrode pairs in at least 2 groups of conductive electrode pairs are conducted by the conductive medium (22), so that one LED lamp connected with the target conductive electrode pairs emits light.
3. Steering wheel angle recognition device according to claim 1, characterized in that the electrically conductive medium (22) is mercury.
4. The steering wheel angle recognition device according to claim 2,
the vacuum tube (21) has three turns of spiral;
the volume of the conductive medium (22) injected into the vacuum tube (21) is 1/2 circles of spiral volume of the vacuum tube (21);
at least 2 groups of conducting electrode pairs (23) are: a first conductive electrode pair (231) and a second conductive electrode pair (232), wherein the first conductive electrode pair (231) is arranged at the middle position of the bottom coil spiral of the vacuum tube (21), and the second conductive electrode pair (232) is arranged at the middle position of the top coil of the vacuum tube (21);
the at least two LED lamps include: a first LED lamp (31) connected to the first pair of conductive electrodes (231) and a second LED lamp (32) connected to the second pair of conductive electrodes (232);
when the steering wheel angle is 0 degrees, the conducting medium (22) in the vacuum tube (21) is positioned at the lower half circle position of the middle spiral in the vacuum tube (21), and the interiors of the first conducting electrode pair (231) and the second conducting electrode pair (232) are not conducted;
when the steering wheel angle is more than 360 degrees in the anticlockwise direction, the conducting medium (22) in the vacuum tube (21) flows to the position of the lower half circle of the bottom spiral in the vacuum tube (21), so that the interior of the first conducting electrode pair (231) is conducted, and a first LED lamp (31) connected with the first conducting electrode pair (231) displays light of a first color;
when the steering wheel angle is more than 360 degrees in the clockwise direction, the conducting medium (22) in the vacuum tube (21) flows to the position of the lower half circle of the top spiral in the vacuum tube (21), so that the interior of the second conducting electrode pair (232) is conducted, and a second LED lamp (32) connected with the second conducting electrode pair (232) displays light of a second color.
5. The steering wheel angle identifying device according to claim 1, wherein the prompting device includes: the voice prompt device can output voice prompt information representing different steering wheel turning angles and/or the text prompt device can output text prompt information representing different steering wheel turning angles.
6. The steering wheel angle recognition device according to claim 1, wherein the steering column (1) is fixed to a steering column housing (5), and a set angle is formed between the steering column (1) and a horizontal plane.
7. An automobile characterized in that the automobile includes the steering wheel angle identifying device according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911051822.1A CN110723210B (en) | 2019-10-31 | 2019-10-31 | Steering wheel corner recognition device and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911051822.1A CN110723210B (en) | 2019-10-31 | 2019-10-31 | Steering wheel corner recognition device and automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110723210A CN110723210A (en) | 2020-01-24 |
| CN110723210B true CN110723210B (en) | 2022-06-07 |
Family
ID=69222641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911051822.1A Active CN110723210B (en) | 2019-10-31 | 2019-10-31 | Steering wheel corner recognition device and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110723210B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4331849A (en) * | 1980-04-16 | 1982-05-25 | Tobin Wolf | Lever control for realistic driving toy |
| KR19990057516A (en) * | 1997-12-30 | 1999-07-15 | 오상수 | Automotive steering angle sensor |
| DE10348914A1 (en) * | 2003-10-21 | 2005-06-02 | Siemens Ag | Rotational angle measurement device, especially for a vehicle steering column, has an angular sensor for up to 360 degrees and a turns sensor which is based on a helical component and a sensor part that is moved along it |
| KR100802664B1 (en) * | 2006-08-11 | 2008-02-12 | 현대자동차주식회사 | Structure for steering wheel sensor |
| CN203331951U (en) * | 2013-06-04 | 2013-12-11 | 北京汽车股份有限公司 | Steering wheel returning prompting device and vehicle |
| CN204526978U (en) * | 2015-03-23 | 2015-08-05 | 重庆交通大学 | A kind of Ackermann steer angle opens the device of Cornering Lamp automatically |
| CN105128936A (en) * | 2015-09-29 | 2015-12-09 | 浙江吉利汽车研究院有限公司 | Steering wheel return-to-center reminding device and vehicle |
| CN205737696U (en) * | 2016-05-10 | 2016-11-30 | 上汽大众汽车有限公司 | Steering wheel angle instruction device |
| CN205819322U (en) * | 2016-07-24 | 2016-12-21 | 安徽机电职业技术学院 | A kind of vehicle steering returns positive alarm set |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514623A (en) * | 2012-01-11 | 2012-06-27 | 吕亚兵 | Balance rubber device for motor vehicle |
| CN207038429U (en) * | 2017-06-16 | 2018-02-23 | 沈阳工业大学 | It is a kind of to rotate the vacuum circuit breaker cut-off |
-
2019
- 2019-10-31 CN CN201911051822.1A patent/CN110723210B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4331849A (en) * | 1980-04-16 | 1982-05-25 | Tobin Wolf | Lever control for realistic driving toy |
| KR19990057516A (en) * | 1997-12-30 | 1999-07-15 | 오상수 | Automotive steering angle sensor |
| DE10348914A1 (en) * | 2003-10-21 | 2005-06-02 | Siemens Ag | Rotational angle measurement device, especially for a vehicle steering column, has an angular sensor for up to 360 degrees and a turns sensor which is based on a helical component and a sensor part that is moved along it |
| KR100802664B1 (en) * | 2006-08-11 | 2008-02-12 | 현대자동차주식회사 | Structure for steering wheel sensor |
| CN203331951U (en) * | 2013-06-04 | 2013-12-11 | 北京汽车股份有限公司 | Steering wheel returning prompting device and vehicle |
| CN204526978U (en) * | 2015-03-23 | 2015-08-05 | 重庆交通大学 | A kind of Ackermann steer angle opens the device of Cornering Lamp automatically |
| CN105128936A (en) * | 2015-09-29 | 2015-12-09 | 浙江吉利汽车研究院有限公司 | Steering wheel return-to-center reminding device and vehicle |
| CN205737696U (en) * | 2016-05-10 | 2016-11-30 | 上汽大众汽车有限公司 | Steering wheel angle instruction device |
| CN205819322U (en) * | 2016-07-24 | 2016-12-21 | 安徽机电职业技术学院 | A kind of vehicle steering returns positive alarm set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110723210A (en) | 2020-01-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6030106A (en) | Light display for a vehicular wheel | |
| CN105128936B (en) | Steering wheel return reminder and vehicle | |
| CN101856991B (en) | Method and device for automatically lighting automobile steering lamp | |
| US6296380B1 (en) | Lighted steering wheel | |
| CN110723210B (en) | Steering wheel corner recognition device and automobile | |
| CN107247158A (en) | Visualize wind direction indicating instrument | |
| CN200964060Y (en) | Racing bicycle steering wheel | |
| US20160093209A1 (en) | Meter display device for vehicle | |
| CN203331951U (en) | Steering wheel returning prompting device and vehicle | |
| CN205524431U (en) | Car steering wheel with display | |
| CN203902664U (en) | Automobile turning angle auxiliary prompting device | |
| CN207345664U (en) | A kind of full LED of passenger car turns to sequential illumination lighting system | |
| CN205365391U (en) | Vehicle headlamps does not open reminding device | |
| CN206217738U (en) | Vehicle and its brake light control system | |
| CN204077796U (en) | A kind of turn inside diameter prompting device | |
| CN205523924U (en) | Automatic steering lamp turning -on device for steering of automobile | |
| CN113635971A (en) | Automobile steering wheel corner indicating device | |
| CN108569200A (en) | A kind of full LED steerings of passenger car are double to light lighting system | |
| CN109017965A (en) | A kind of handwheel for vehicle external member | |
| CN107310626A (en) | Whether vehicle steering returns positive instruction device and its indicating means | |
| CN206749982U (en) | A kind of electronic chassis of the automatic light on and off of steering indicating light | |
| CN212950820U (en) | Automobile steering wheel aligning monitoring device | |
| CN210027585U (en) | LED automobile direction and corner monitoring system | |
| TWM461564U (en) | Digital vehicle steering display device | |
| CN207328254U (en) | Auto bulb system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |