CN103481780A - Automobile speed control system - Google Patents
Automobile speed control system Download PDFInfo
- Publication number
- CN103481780A CN103481780A CN201310461227.1A CN201310461227A CN103481780A CN 103481780 A CN103481780 A CN 103481780A CN 201310461227 A CN201310461227 A CN 201310461227A CN 103481780 A CN103481780 A CN 103481780A
- Authority
- CN
- China
- Prior art keywords
- sensing device
- door lock
- signal
- vehicle door
- lock sensing
- 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.)
- Granted
Links
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The invention discloses an automatic speed control system. When a control unit receives any one or more of a first speed limit signal, a second speed limit signal, a third speed limit signal and a fourth speed limit signal, a first start signal is output to an automobile speed limit unit, and therefore the automobile speed limit unit limits the running speed of an automobile to be no higher than a preset automobile speed. When the control unit receives any one or more of a first stop signal, a second stop signal, a third stop signal and a fourth stop signal, a second start signal is output to the automobile speed limit unit, and therefore the automobile speed limit unit enables the automobile not to run. When an automobile door locking sensing device, a second automobile door locking sensing device, a third automobile door locking sensing device and a fourth automobile door locking sensing device sense that corresponding automobile doors are locked from being unlocked, a first speed limit canceling signal, a second speed limit canceling signal, a third speed limit canceling signal and a fourth speed limit canceling signal are respectively output to the control unit.
Description
Technical field
The present invention relates to the automobile design field, more particularly, the present invention relates to a kind of vehicle speed control system.
Background technology
Automobile comprises the transport vehicle be used as power with fire gases, also includes and self equips power operated vehicle.Automobile generally has four or more wheel, does not rely on track or stringing and at the vehicle of land locomotion.
Automobile is often used as carrying visitor, goods and traction visitor, goods trailer, also promisingly completes specific transportation burden or job task and becomes special-use vehicle by its repacking or through having assembled specialized equipment.Nowadays, the use of automobile is more and more universal.
But, in the Vehicle Driving Cycle process, can run into a lot of safety problems.
For example, if passenger or chaufeur do not shut car door after getting on the bus, if the speed of a motor vehicle is too fast, Ackermann steer angle for example, the car door do not shut is likely opened due to the effect of centnifugal force, and passenger or chaufeur are likely directly thrown out from the car door of opening due to centnifugal force like this.If passenger or chaufeur are directly thrown out from the car door of opening due to centnifugal force, can cause very serious injury.
Therefore, wish to improve a kind of technical scheme that passenger or chaufeur can be thrown out that prevents while after passenger or chaufeur are being got on the bus, not shutting car door.
Summary of the invention
Technical matters to be solved by this invention is for there being above-mentioned defect in prior art, and a kind of vehicle speed control system that passenger or chaufeur can be thrown out that prevents while after passenger or chaufeur are being got on the bus, not shutting car door is provided.
According to the present invention, a kind of vehicle speed control system is provided, it comprises: be arranged on respectively the first vehicle door lock sensing device, the second vehicle door lock sensing device, the 3rd vehicle door lock sensing device and the 4th vehicle door lock sensing device on four car doors of automobile, whether the lock that is respectively used to four car doors of automobile locks.
Preferably, described vehicle speed control system also comprises: the first seat weighting apparatus, second seat weighting apparatus, the 3rd seat weighting apparatus and all the people present position weighting apparatus, control unit and limiting vehicle speed unit;
Wherein, the first seat weighting apparatus, second seat weighting apparatus, the 3rd seat weighting apparatus and all the people present position weighting apparatus are arranged in the vehicle seat corresponding with the first vehicle door lock sensing device, the second vehicle door lock sensing device, the 3rd vehicle door lock sensing device and the 4th vehicle door lock sensing device, for the weight of the object on the corresponding vehicle seat of sensing;
And, the first seat weighting apparatus, the second seat weighting apparatus, the 3rd seat weighting apparatus and all the people present position weighting apparatus are connected to respectively and the first vehicle door lock sensing device, the second vehicle door lock sensing device, the 3rd vehicle door lock sensing device and the 4th vehicle door lock sensing device, so that respectively to the first seat weighting apparatus, the second seat weighting apparatus, the 3rd seat weighting apparatus and all the people present position weighting apparatus are arranged in and the first vehicle door lock sensing device, the second vehicle door lock sensing device, the 3rd vehicle door lock sensing device and the 4th vehicle door lock sensing device transmit weight data,
Described control unit is for controlling the startup of limiting vehicle speed unit or closing;
Described limiting vehicle speed unit for by the travelling speed-limit of automobile for not higher than preset vehicle speed;
Described the first vehicle door lock sensing device, described the second vehicle door lock sensing device, described the 3rd vehicle door lock sensing device and described the 4th vehicle door lock sensing device are when sensing corresponding car door and do not lock, obtain weight data to corresponding seat weighting apparatus, and be no more than predetermined weight at weight data, export the first restricting signal, the second restricting signal, the 3rd restricting signal and the 4th restricting signal to described control unit respectively; Surpass predetermined weight at weight data, export the first stop signal, the second stop signal, the 3rd stop signal and the 4th stop signal to described control unit respectively;
When described control unit receives any one or more restricting signal in the first restricting signal, the second restricting signal, the 3rd restricting signal and the 4th restricting signal, export the first actuation signal to described limiting vehicle speed unit, thus by described limiting vehicle speed unit by the travelling speed-limit of automobile for not higher than preset vehicle speed;
When described control unit receives any one or more stop signal in the first stop signal, the second stop signal, the 3rd stop signal and the 4th stop signal, export the second actuation signal to described limiting vehicle speed unit, thereby make automobile not travel by described limiting vehicle speed unit;
And, never lock and become when locking sensing corresponding car door when described the first vehicle door lock sensing device, described the second vehicle door lock sensing device, described the 3rd vehicle door lock sensing device and described the 4th vehicle door lock sensing device, export the first speed limit release signal, the second speed limit release signal, the 3rd speed limit release signal and the 4th speed limit release signal to described control unit respectively;
When described control unit receives the one or more speed limit release signal corresponding with any one or more restricting signals, to described limiting vehicle speed unit output closing signal, thereby the moving velocity of automobile is not carried out to speed limit.
Preferably, described preset vehicle speed be 20 kilometers/per hour.
Preferably, described preset vehicle speed is between between 15-30 kilometer/per hour.
Therefore, the invention provides a kind of vehicle speed control system that passenger or chaufeur can be thrown out that prevents while after passenger or chaufeur are being got on the bus, not shutting car door.
The accompanying drawing explanation
By reference to the accompanying drawings, and, by reference to following detailed description, will more easily to the present invention, more complete understanding be arranged and more easily understand its advantage of following and feature, wherein:
Fig. 1 schematically shows the functional block diagram according to the vehicle speed control system of the embodiment of the present invention.
It should be noted that, accompanying drawing is for the present invention is described, and unrestricted the present invention.Note, the accompanying drawing that means structure may not be to draw in proportion.And, in accompanying drawing, identical or similar element indicates identical or similar label.
The specific embodiment
In order to make content of the present invention more clear and understandable, below in conjunction with specific embodiments and the drawings, content of the present invention is described in detail.
Fig. 1 schematically shows the functional block diagram according to the vehicle speed control system of the embodiment of the present invention.
Specifically, as shown in Figure 1, according to the vehicle speed control system of the embodiment of the present invention, comprise: be arranged on respectively the first vehicle door lock sensing device 11, the second vehicle door lock sensing device 12, the 3rd vehicle door lock sensing device 13 and the 4th vehicle door lock sensing device 14 on four car doors of automobile, whether the lock that is respectively used to four car doors of automobile locks (whether four car doors that in other words, are respectively used to automobile shut).
And, as shown in Figure 1, according to the vehicle speed control system of the embodiment of the present invention, also comprise: the first seat weighting apparatus 111, second seat weighting apparatus 112, the 3rd seat weighting apparatus 113 and all the people present position weighting apparatus 114, control unit 10 and limiting vehicle speed unit 15.
Wherein, the first seat weighting apparatus 111, second seat weighting apparatus 112, the 3rd seat weighting apparatus 113 and all the people present position weighting apparatus 114 are arranged in the vehicle seat corresponding with the first vehicle door lock sensing device 11, the second vehicle door lock sensing device 12, the 3rd vehicle door lock sensing device 13 and the 4th vehicle door lock sensing device 14, for the weight of the object on the corresponding vehicle seat of sensing.Like this, can judge whether this seat has sat the passenger by weight.
The first seat weighting apparatus 111, second seat weighting apparatus 112, the 3rd seat weighting apparatus 113 and all the people present position weighting apparatus 114 are connected to respectively and the first vehicle door lock sensing device 11, the second vehicle door lock sensing device 12, the 3rd vehicle door lock sensing device 13 and the 4th vehicle door lock sensing device 14, so that respectively to the first seat weighting apparatus 111, second seat weighting apparatus 112, the 3rd seat weighting apparatus 113 and all the people present position weighting apparatus 114 are arranged in and the first vehicle door lock sensing device 11, the second vehicle door lock sensing device 12, the 3rd vehicle door lock sensing device 13 and the 4th vehicle door lock sensing device 14 transmit weight data.
Wherein, described control unit 10 is for the startup of controlling limiting vehicle speed unit 15 or close.
Described limiting vehicle speed unit 15 for the travelling speed-limit by automobile for not higher than preset vehicle speed.
In concrete application, can adopt in prior art the speed-limiting device for vehicles of any type of reality as limiting vehicle speed of the present invention unit 15.Therefore, for emphasizing emphasis and succinct purpose, for the specific implementation of limiting vehicle speed unit 15, do not repeat them here.
More particularly, described the first vehicle door lock sensing device 11, described the second vehicle door lock sensing device 12, described the 3rd vehicle door lock sensing device 13 and described the 4th vehicle door lock sensing device 14 are when sensing corresponding car door less than locking (being that car door does not shut), obtain weight data to corresponding seat weighting apparatus, and be no more than predetermined weight (meaning that this seat does not have the passenger) at weight data, respectively to described control unit 10 output the first restricting signals, the second restricting signal, the 3rd restricting signal and the 4th restricting signal; Surpass predetermined weight (meaning that there is the passenger at this seat) at weight data, respectively to described control unit 10 output the first stop signals, the second stop signal, the 3rd stop signal and the 4th stop signal.
When described control unit 10 receives any one or more restricting signal from the first restricting signal, the second restricting signal, the 3rd restricting signal and the 4th restricting signal, 15 output the first actuation signals to described limiting vehicle speed unit, thus by described limiting vehicle speed unit 15 by the travelling speed-limit of automobile for not higher than preset vehicle speed.
When described control unit 10 receives any one or more stop signal from the first stop signal, the second stop signal, the 3rd stop signal and the 4th stop signal, 15 output the second actuation signals to described limiting vehicle speed unit, thereby make automobile do not travel (being in other words, 0 by automobile speed limit) by described limiting vehicle speed unit 15.
For example, described preset vehicle speed is 20 yards (that is, 20 kilometers/per hour).Preferably, described preset vehicle speed is between between 15-30 kilometer/per hour.
And, when described the first vehicle door lock sensing device 11, described the second vehicle door lock sensing device 12, described the 3rd vehicle door lock sensing device 13 and described the 4th vehicle door lock sensing device 14, never lock while becoming locking (being that car door shuts) sensing corresponding car door, respectively to described control unit 10 output the first speed limit release signals, the second speed limit release signal, the 3rd speed limit release signal and the 4th speed limit release signal.
When receiving the one or more speed limit release signal corresponding with any one or more restricting signals, described control unit 10 (means that corresponding one or more door has all shut), the 15 output closing signals to described limiting vehicle speed unit, thus the moving velocity of automobile is not carried out to speed limit.
Therefore, above preferred embodiment of the present invention provides a kind of vehicle speed control system that passenger or chaufeur can be thrown out that prevents while after passenger or chaufeur are being got on the bus, not shutting car door.
In addition, it should be noted that, unless otherwise indicated, otherwise the descriptions such as the term in specification sheets " first ", " second ", " the 3rd " are only for each assembly of distinguishing specification sheets, element, step etc., rather than for meaning logical relation between each assembly, element, step or ordinal relation etc.
Be understandable that, although the present invention with the preferred embodiment disclosure as above, yet above-described embodiment is not in order to limit the present invention.For any those of ordinary skill in the art, do not breaking away from technical solution of the present invention scope situation, all can utilize the technology contents of above-mentioned announcement to make many possible changes and modification to technical solution of the present invention, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from technical solution of the present invention,, all still belong in the scope of technical solution of the present invention protection any simple modification made for any of the above embodiments, equivalent variations and modification according to technical spirit of the present invention.
Claims (4)
1. a vehicle speed control system, it is characterized in that comprising: be arranged on respectively the first vehicle door lock sensing device, the second vehicle door lock sensing device, the 3rd vehicle door lock sensing device and the 4th vehicle door lock sensing device on four car doors of automobile, whether the lock that is respectively used to four car doors of automobile locks.
2. vehicle speed control system according to claim 1, characterized by further comprising: the first seat weighting apparatus, second seat weighting apparatus, the 3rd seat weighting apparatus and all the people present position weighting apparatus, control unit and limiting vehicle speed unit;
Wherein, the first seat weighting apparatus, second seat weighting apparatus, the 3rd seat weighting apparatus and all the people present position weighting apparatus are arranged in the vehicle seat corresponding with the first vehicle door lock sensing device, the second vehicle door lock sensing device, the 3rd vehicle door lock sensing device and the 4th vehicle door lock sensing device, for the weight of the object on the corresponding vehicle seat of sensing;
And, the first seat weighting apparatus, the second seat weighting apparatus, the 3rd seat weighting apparatus and all the people present position weighting apparatus are connected to respectively and the first vehicle door lock sensing device, the second vehicle door lock sensing device, the 3rd vehicle door lock sensing device and the 4th vehicle door lock sensing device, so that respectively to the first seat weighting apparatus, the second seat weighting apparatus, the 3rd seat weighting apparatus and all the people present position weighting apparatus are arranged in and the first vehicle door lock sensing device, the second vehicle door lock sensing device, the 3rd vehicle door lock sensing device and the 4th vehicle door lock sensing device transmit weight data,
Described control unit is for controlling the startup of limiting vehicle speed unit or closing;
Described limiting vehicle speed unit for by the travelling speed-limit of automobile for not higher than preset vehicle speed;
Described the first vehicle door lock sensing device, described the second vehicle door lock sensing device, described the 3rd vehicle door lock sensing device and described the 4th vehicle door lock sensing device are when sensing corresponding car door and do not lock, obtain weight data to corresponding seat weighting apparatus, and be no more than predetermined weight at weight data, export the first restricting signal, the second restricting signal, the 3rd restricting signal and the 4th restricting signal to described control unit respectively; Surpass predetermined weight at weight data, export the first stop signal, the second stop signal, the 3rd stop signal and the 4th stop signal to described control unit respectively;
When described control unit receives any one or more restricting signal in the first restricting signal, the second restricting signal, the 3rd restricting signal and the 4th restricting signal, export the first actuation signal to described limiting vehicle speed unit, thus by described limiting vehicle speed unit by the travelling speed-limit of automobile for not higher than preset vehicle speed;
When described control unit receives any one or more stop signal in the first stop signal, the second stop signal, the 3rd stop signal and the 4th stop signal, export the second actuation signal to described limiting vehicle speed unit, thereby make automobile not travel by described limiting vehicle speed unit;
And, never lock and become when locking sensing corresponding car door when described the first vehicle door lock sensing device, described the second vehicle door lock sensing device, described the 3rd vehicle door lock sensing device and described the 4th vehicle door lock sensing device, export the first speed limit release signal, the second speed limit release signal, the 3rd speed limit release signal and the 4th speed limit release signal to described control unit respectively;
When described control unit receives the one or more speed limit release signal corresponding with any one or more restricting signals, to described limiting vehicle speed unit output closing signal, thereby the moving velocity of automobile is not carried out to speed limit.
3. vehicle speed control system according to claim 1 and 2, is characterized in that, described preset vehicle speed be 20 kilometers/per hour.
4. vehicle speed control system according to claim 1 and 2, is characterized in that, described preset vehicle speed is between between 15-30 kilometer/per hour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310461227.1A CN103481780B (en) | 2013-09-30 | 2013-09-30 | Automobile speed control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310461227.1A CN103481780B (en) | 2013-09-30 | 2013-09-30 | Automobile speed control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103481780A true CN103481780A (en) | 2014-01-01 |
| CN103481780B CN103481780B (en) | 2017-04-19 |
Family
ID=49822509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310461227.1A Active CN103481780B (en) | 2013-09-30 | 2013-09-30 | Automobile speed control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103481780B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564374A (en) * | 2016-10-20 | 2017-04-19 | 深圳市元征科技股份有限公司 | Vehicle speed control method and device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3647016A (en) * | 1969-08-28 | 1972-03-07 | Ford Motor Co | Vehicle speed responsive system |
| CN201808527U (en) * | 2010-09-16 | 2011-04-27 | 上海英伦帝华汽车部件有限公司 | Vehicle door control device |
| CN202064733U (en) * | 2011-04-25 | 2011-12-07 | 邱强梅 | Novel controller for automobile door lock |
| JP2012132285A (en) * | 2010-12-24 | 2012-07-12 | Toyota Auto Body Co Ltd | Unlocked door warning device |
| DE102011117544A1 (en) * | 2011-11-03 | 2013-05-08 | Volkswagen Ag | Method for controlling locking device of e.g. passenger car, involves unlocking front doors, rear doors and rear flap of vehicle if speed of vehicle exceeds preset speed limit that is larger than or equal to specific kilo meters per hour |
| CN103253109A (en) * | 2013-05-31 | 2013-08-21 | 浙江吉利汽车研究院有限公司杭州分公司 | Control method and device for completely locking car doors under driving states of cars |
| CN103273905A (en) * | 2013-05-24 | 2013-09-04 | 安徽江淮汽车股份有限公司 | Method and system for controlling automobile door lock |
| CN103481779A (en) * | 2013-09-27 | 2014-01-01 | 杨伟 | Speed control system of automobile |
-
2013
- 2013-09-30 CN CN201310461227.1A patent/CN103481780B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3647016A (en) * | 1969-08-28 | 1972-03-07 | Ford Motor Co | Vehicle speed responsive system |
| CN201808527U (en) * | 2010-09-16 | 2011-04-27 | 上海英伦帝华汽车部件有限公司 | Vehicle door control device |
| JP2012132285A (en) * | 2010-12-24 | 2012-07-12 | Toyota Auto Body Co Ltd | Unlocked door warning device |
| CN202064733U (en) * | 2011-04-25 | 2011-12-07 | 邱强梅 | Novel controller for automobile door lock |
| DE102011117544A1 (en) * | 2011-11-03 | 2013-05-08 | Volkswagen Ag | Method for controlling locking device of e.g. passenger car, involves unlocking front doors, rear doors and rear flap of vehicle if speed of vehicle exceeds preset speed limit that is larger than or equal to specific kilo meters per hour |
| CN103273905A (en) * | 2013-05-24 | 2013-09-04 | 安徽江淮汽车股份有限公司 | Method and system for controlling automobile door lock |
| CN103253109A (en) * | 2013-05-31 | 2013-08-21 | 浙江吉利汽车研究院有限公司杭州分公司 | Control method and device for completely locking car doors under driving states of cars |
| CN103481779A (en) * | 2013-09-27 | 2014-01-01 | 杨伟 | Speed control system of automobile |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564374A (en) * | 2016-10-20 | 2017-04-19 | 深圳市元征科技股份有限公司 | Vehicle speed control method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103481780B (en) | 2017-04-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103481779A (en) | Speed control system of automobile | |
| US10994709B2 (en) | System for driverless operation of utility vehicles | |
| CN107161143A (en) | A kind of vehicle active collision avoidance method of use Artificial Potential Field Method | |
| CN104401304B (en) | Control system for automotive safety | |
| CN104960470A (en) | Automatic protective system for eliminating accidents caused by vehicle door opening | |
| CN103253109A (en) | Control method and device for completely locking car doors under driving states of cars | |
| Yu et al. | Fallback strategy for level 4+ automated driving system | |
| US20200122707A1 (en) | Method for Operation of a Brake Back-Up System of a Motor Vehicle | |
| CN103472845A (en) | Automatic vehicle driving control system | |
| CN103481780A (en) | Automobile speed control system | |
| CN104527561A (en) | Monitoring system for improving safety of car parking | |
| JP2010012869A (en) | Train door controller | |
| CN202669753U (en) | Device for locking and unlocking automobile door lock | |
| CN203032559U (en) | Safe driving monitoring system with navigation device | |
| CN205168614U (en) | Motor drive planetary gear formula safety device when high -speed driving is blown out | |
| CN104709216A (en) | Method for improving parking safety of automobile | |
| CN205168613U (en) | Hydraulic drive planetary gear formula safety device when high -speed driving is blown out | |
| CN202293038U (en) | Monitoring system for unloading overturning of concrete mixing and transporting truck | |
| JP2014213759A (en) | Display device for vehicle | |
| CN204605528U (en) | A kind of motor vehicle safe driving control setup | |
| CN105986733A (en) | Direction switch system for left front door glass of car | |
| CN203047138U (en) | Anti-rollover early warning device for automobiles | |
| CN204399083U (en) | A kind of vehicle door anti-collision collision device | |
| CN204978288U (en) | Electric vehicle speed of a motor vehicle control structure | |
| CN209521673U (en) | A kind of on-vehicle safety monitoring alarm device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170323 Address after: 315400 Yuyao, Zhejiang City, low Tong Street Zheng Applicant after: NINGBO YUANFENG FIRE EQUIPMENT CO., LTD. Address before: 315400 Yuyao City, Zhejiang province low Tong Industrial Park Applicant before: Yang Wei |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191029 Address after: 510670 81 Kefeng Road, Lianhe street, Huangpu District, Guangzhou, Guangdong Province Patentee after: Liu Yan Address before: 315400 Yuyao, Zhejiang City, low Tong Street Zheng Patentee before: NINGBO YUANFENG FIRE EQUIPMENT CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200917 Address after: 201799 room 510-523, Lai Gang Road, Qingpu District, Shanghai, 510-523. Patentee after: Weimar Automobile Technology Group Co.,Ltd. Address before: 510670 81 Kefeng Road, Lianhe street, Huangpu District, Guangzhou, Guangdong Province Patentee before: Liu Yan |