CN205836565U - Electric-powered assembly and the vehicle with it - Google Patents
Electric-powered assembly and the vehicle with it Download PDFInfo
- Publication number
- CN205836565U CN205836565U CN201620589743.1U CN201620589743U CN205836565U CN 205836565 U CN205836565 U CN 205836565U CN 201620589743 U CN201620589743 U CN 201620589743U CN 205836565 U CN205836565 U CN 205836565U
- Authority
- CN
- China
- Prior art keywords
- electric
- shaped
- frame beam
- powered assembly
- driving motor
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
The utility model discloses a kind of electric-powered assembly and have its vehicle, described electric-powered assembly includes: shaped as frame beam, and described shaped as frame beam is suitable to be connected with vehicle body by suspension;Driving motor, described driving motor is connected with described shaped as frame beam;Decelerator, described decelerator assembles with described driving motor and is connected with described shaped as frame beam, and described decelerator is suitable to be connected with described vehicle body by rear-suspending;Electric machine controller, described electric machine controller is connected with described motor, and is connected with described shaped as frame beam.Electric-powered assembly of the present utility model; integration degree is high; efficiency of assembling is promoted; being of value to the lightweight level promoting car load, the performance of suspension system is optimised, and the vibration isolating effect between electric-powered assembly and vehicle body is good; the work of electric-powered assembly is more stable; be conducive to promoting the NVH performance of car load, and crumple energy-absorbing effect is good, certain protective effect can also be played to driving motor.
Description
Technical field
This utility model belongs to technical field of vehicle manufacture, in particular to a kind of electric-powered assembly and have this
The vehicle of electric-powered assembly.
Background technology
Electric-powered assembly is the core component of electric motor car, in correlation technique, drives motor and electric machine controller generally to exist
On fore-and-aft direction arranged spaced apart, so can shorten the collision energy-absorbing space of vehicle, and the driving motor in correlation technique is direct
Being installed on vehicle body by suspension system, drive the volume volume much smaller than electromotor of motor, this can cause suspension system
Length is long, high to the requirement of strength of suspension system, and is unfavorable for driving the vibration isolation of motor, there is room for improvement.
Utility model content
One of technical problem that this utility model is intended to solve in correlation technique the most to a certain extent.To this end, this reality
It is to propose a kind of electric-powered assembly with damping vibration by a novel purpose.
Another purpose of the present utility model is to propose a kind of vehicle with above-mentioned electric-powered assembly.
According to the electric-powered assembly of this utility model first aspect embodiment, including: shaped as frame beam, described shaped as frame beam is suitable to
It is connected with vehicle body by suspension;Driving motor, described driving motor is connected with described shaped as frame beam;Decelerator, described decelerator with
Described driving motor assembles and is connected with described shaped as frame beam, and described decelerator is suitable to be connected with described vehicle body by rear-suspending;Electricity
Machine controller, described electric machine controller is connected with described motor, and is connected with described shaped as frame beam.
According to the electric-powered assembly of this utility model first aspect embodiment, integration degree is high, and efficiency of assembling is able to
Promoting, be of value to the lightweight level promoting car load, the performance of suspension system is optimised, between electric-powered assembly and vehicle body
Vibration isolating effect good, the work of electric-powered assembly is more stable, is conducive to promoting the NVH performance of car load, and crumple energy-absorbing effect
Good, certain protective effect can also be played to driving motor.
It addition, it is special to have following additional technology according to the electric-powered assembly of this utility model above-described embodiment
Levy:
In preferred embodiments more of the present utility model, described electric machine controller is arranged on the upper of described shaped as frame beam
Side, described driving motor and described decelerator are arranged on the lower section of described shaped as frame beam.
In preferred embodiments more of the present utility model, described suspension includes: left suspension, and described left suspension is with described
The left side beam of shaped as frame beam is connected, and is suitable to the left longeron with described vehicle body and is connected;Right suspension, described right suspension and described shaped as frame beam
The right beam be connected, and be suitable to be connected with the right vertical beam of described vehicle body.
Further, described left suspension is identical with described right mounting structure and is arranged symmetrically with.
In optional embodiments more of the present utility model, described shaped as frame beam construction is rectangle frame.
In optional embodiments more of the present utility model, described shaped as frame beam is aluminum alloy material.
In optional embodiments more of the present utility model, the cross section of described shaped as frame beam is hollow structure.
In preferred embodiments more of the present utility model, described electric-powered assembly also includes: electric machine support, institute
State driving motor to be connected with described shaped as frame beam by described electric machine support;Reducer stent, described decelerator is by described deceleration
Device support is connected with described shaped as frame beam.
In preferred embodiments more of the present utility model, described electric machine controller is by cable and described driving motor
It is connected, and the internal ring that described cable is formed through described shaped as frame beam.
According to the vehicle of this utility model second aspect embodiment, arrange just like first aspect that any one is described electronic dynamic
Power assembly.
Described vehicle is identical relative to prior art have the advantage that with above-mentioned electric-powered assembly, the most superfluous at this
State.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from combining general the accompanying drawings below description to embodiment
Become obvious and easy to understand, wherein:
Fig. 1 is the structural representation of the electric-powered assembly according to this utility model embodiment.
Reference:
Electric-powered assembly 1, shaped as frame beam 11, driving motor 12, electric machine support 121, decelerator 13, reducer stent 131,
Electric machine controller 14, mounting seat 141, cable 142, left suspension 151, right suspension 152, rear-suspending 153.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, the most ad initio
Represent same or similar element to same or similar label eventually or there is the element of same or like function.Below by ginseng
It is exemplary for examining the embodiment that accompanying drawing describes, it is intended to be used for explaining this utility model, and it is not intended that to this utility model
Restriction.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
The electric-powered assembly 1 according to this utility model embodiment is described in detail referring to Fig. 1, as it is shown in figure 1, electronic
Power assembly 1 includes shaped as frame beam 11, drives motor 12, decelerator 13 and electric machine controller 14.
Wherein, shaped as frame beam 11 is suitable to be connected with vehicle body by suspension, drives motor 12 to be connected with shaped as frame beam 11, decelerator
13 assemble with driving motor 12, and decelerator 13 is connected with shaped as frame beam 11, and decelerator 13 is suitable to by rear-suspending 153 and vehicle body phase
Even, electric machine controller 14 electrically connects with driving motor 12, and electric machine controller 14 is connected with shaped as frame beam 11.
It is to say, by the interconnection function of shaped as frame beam 11, motor 12, decelerator 13 and electric machine controller can will be driven
14 integrated installations, the efficiency of assembling of electric-powered assembly 1 is high, and saves the connection support of suspension, reduces the weight of car load, both
Improve the intensity of suspension, make again the performance of suspension system get a promotion, vibration isolation effect is higher, and shaped as frame beam 11 is running into collision
Time can also play the effect of crumple energy-absorbing, certain protective effect can be played to driving motor 12.
According to the electric-powered assembly 1 of this utility model embodiment, integration degree is high, and efficiency of assembling is promoted, and has
Benefiting the lightweight level promoting car load, the performance of suspension system is optimised, the vibration isolation between electric-powered assembly 1 and vehicle body
Effective, the work of electric-powered assembly 1 is more stable, is conducive to promoting the NVH performance of car load, and crumple energy-absorbing effect is good, right
Drive motor 12 can also play certain protective effect.
In preferred embodiments more of the present utility model, as it is shown in figure 1, electric machine controller 14 may be mounted at shaped as frame
The top of beam 11, drives motor 12 and decelerator 13 to may be mounted at the lower section of shaped as frame beam 11.Thus, electric-powered assembly 1
Longitudinal length and lateral length are shorter, arrange more compact, and efficiently utilize arrangement space, improve collision energy-absorbing space,
Be conducive to promoting the safety of car load.
Preferably, electric-powered assembly 1 can be arranged in forward engine room, and shaped as frame beam 11 can be arranged in the left longeron of vehicle body
And between the right vertical beam of vehicle body.So, the idle space of forward engine room is fully utilized.
In optional embodiments more of the present utility model, as it is shown in figure 1, suspension can include left suspension 151 and the right side
Suspension 152, left suspension 151 is connected with the left side beam of shaped as frame beam 11, and the left longeron that left suspension 151 is suitable to vehicle body is connected, right
Suspension 152 is connected with the right beam of shaped as frame beam 11, and the right vertical beam that right suspension 152 is suitable to vehicle body is connected.Thus, can be by electronic
Power assembly 1 is smoothly lifted on vehicle body, and load is evenly distributed.
Further, as it is shown in figure 1, left suspension 151 is identical with the structure of right suspension 152, and left suspension 151 and right suspension
152 are arranged symmetrically with.One set of die need to be developed accordingly, for left suspension 151 with right suspension 152, be conducive to shortening the R&D cycle,
Reduce production cost, and left suspension 151 can be avoided to obscure with right suspension 152 assembling, promote efficiency of assembling.
In optional embodiments more of the present utility model, as it is shown in figure 1, electric-powered assembly 1 can also include electricity
Machine support 121 and reducer stent 131, drive motor 12 can be connected with shaped as frame beam 11 by electric machine support 121, decelerator 13
Can be connected with shaped as frame beam 11 by reducer stent 131.Electric machine support 121 is for the installation of auxiliary drive motor 12, such as
Electric machine support 121 can be connected with shaped as frame beam 11 by threaded fastener, and reducer stent 131 is for the peace of aux. retarder 13
Dress, such as reducer stent 131 can be connected with shaped as frame beam 11 by threaded fastener.Alternatively, electric machine support 121 can be
Two, two electric machine supports 121 can be the most arranged spaced apart, and reducer stent 131 can be one, and decelerator
Support 131 is the most arranged spaced apart with one of them electric machine support 121, so, and electric machine support 121 and reducer stent
131 can form stable triangular structure, drive motor 12 and decelerator 13 more firm with the connection of shaped as frame beam 11.
As it is shown in figure 1, electric machine controller 14 is connected with driving motor 12 by cable 142, and cable 142 can pass frame
The internal ring that ellbeam 11 is formed.Thus, cable 142 can be spacing by shaped as frame beam 11, is possible to prevent cable 142 to send out with other parts
Raw interference, the structure of electric-powered assembly 1 is apparent.
In preferred embodiments more of the present utility model, as it is shown in figure 1, shaped as frame beam 11 is it is so structured that rectangle frame.
Thus, the simple structure of shaped as frame beam 11, it is easy to manufacture, and be easily installed other parts.Such as, a concrete example
In, electric machine controller 14 can be arranged on shaped as frame beam 11 by two mounting seats 141, and two mounting seats 141 can be along left and right
The spaced apart setting in direction, each mounting seat 141 extends the most along the longitudinal direction, and each mounting seat 141 all with shaped as frame beam 11 before
Side bar is connected with rear side bar, and reducer stent 131 can be connected with the rear side bar of shaped as frame beam 11, and two electric machine supports 121 are respectively
It is connected to the junction of front side beam and the junction of left side beam and rear side bar and left side beam.
In preferred embodiments more of the present utility model, shaped as frame beam 11 can be aluminum alloy material.Thus, meeting
On the premise of installation strength, contribute to promoting the lightweight level of car load.
Preferably, the cross section of shaped as frame beam 11 can be hollow structure.Thus, on the one hand, shaped as frame beam 11 can be reduced
Weight, promotes the lightweight level of car load, and on the other hand, the energy-absorbing effect of shaped as frame beam 11 self is more preferable.
Describe below according to a specific embodiment of the present utility model.
As it is shown in figure 1, electric-powered assembly 1 can be arranged in forward engine room, electric-powered assembly 1 include shaped as frame beam 11,
Drive motor 12, decelerator 13 and electric machine controller 14.Wherein, shaped as frame beam 11 is configured to the rectangle frame of hollow, and is aluminium alloy
Material, shaped as frame beam 11 is suitable to be connected with the left longeron of vehicle body by left suspension 151, and is indulged by the right side of right suspension 152 with vehicle body
Beam is connected, and left suspension 151 is identical with the structure of right suspension 152 and is arranged symmetrically with, and drives motor 12 by two electric machine supports 121
Being connected with shaped as frame beam 11, two electric machine supports 121 are the most arranged spaced apart, and decelerator 13 is by reducer stent 131
Being connected with shaped as frame beam 11, reducer stent 131 is one, and reducer stent 131 and one of them electric machine support 121 are along left and right
Direction is arranged spaced apart, and decelerator 13 assembles with driving motor 12, and decelerator 13 is suitable to by rear-suspending 153 and vehicle body phase
Even, driving motor 12 and decelerator 13 to may be mounted at the lower section of shaped as frame beam 11, electric machine controller 14 may be mounted at shaped as frame beam
The top of 11, electric machine controller 14 is connected with driving motor 12 by cable 142, and cable 142 can pass shaped as frame beam 11 shape
The internal ring become.
The assemble sequence of the electric-powered assembly 1 according to this utility model embodiment described below:
1) left suspension 151 is connected with the left longeron of vehicle body, and right suspension 152 is connected with the right vertical beam of vehicle body;
2) motor 12 is driven to assemble with decelerator 13;
3) electric machine support 121 is connected with driving motor 12, and reducer stent 131 is connected with decelerator 13;
4) reducer stent 131 is connected with shaped as frame beam 11, and electric machine support 121 is connected with shaped as frame beam 11;
7) electric machine controller 14 is connected with shaped as frame beam 11;
6) left suspension 151, right suspension 152 are connected with shaped as frame beam 11.
In sum, electric-powered assembly 1 integration degree according to this utility model embodiment is high, and efficiency of assembling obtains
Promoting, longitudinal length and the lateral length of electric-powered assembly 1 are shorter, arrange more compact, improve collision energy-absorbing space, electronic
Vibration isolating effect between power assembly 1 and vehicle body is good, and the work of electric-powered assembly 1 is more stable, is conducive to optimizing suspension system
Performance, promote the NVH performance of car load, lightweight level and safety.
Vehicle according to this utility model embodiment is described below.
As it is shown in figure 1, the vehicle of this utility model embodiment is provided with the electric-powered assembly of any of the above-described kind of embodiment
1。
According to the vehicle of this utility model embodiment, by arranging the electric-powered assembly 1 of said structure form, vehicle
NVH performance is highly improved, and the efficiency of assembling of car load is high.
Preferably, the vehicle of this utility model embodiment can be electric automobile.
In description of the present utility model, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width
Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " etc.
Orientation or the position relationship of instruction are based on orientation shown in the drawings or position relationship, are for only for ease of description this utility model
Describe rather than indicate or imply that the device of indication or element must have specific orientation, with specific orientation structure with simplifying
Make and operate, therefore it is not intended that to restriction of the present utility model.
In this utility model, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " Gu
Fixed " etc. term should be interpreted broadly, connect for example, it may be fixing, it is also possible to be to removably connect, or integral;Can be
It is mechanically connected, it is also possible to be electrical connection;Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of element internal or the interaction relationship of two elements, unless otherwise clear and definite restriction.Common skill for this area
For art personnel, above-mentioned term concrete meaning in this utility model can be understood as the case may be.
In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score
Can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, first is special
Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " permissible
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or spy
Point is contained at least one embodiment of the present utility model or example.In this manual, the schematic table to above-mentioned term
State and be necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible
One or more embodiment in office or example combine in an appropriate manner.Additionally, in the case of the most conflicting, this area
Technical staff the feature of the different embodiments described in this specification or example and different embodiment or example can be entered
Row combines and combination.
Although above it has been shown and described that embodiment of the present utility model, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as that those of ordinary skill in the art is in scope of the present utility model to restriction of the present utility model
In above-described embodiment can be changed, revise, replace and modification.
Claims (10)
1. an electric-powered assembly, it is characterised in that including:
Shaped as frame beam, described shaped as frame beam is suitable to be connected with vehicle body by suspension;
Driving motor, described driving motor is connected with described shaped as frame beam;
Decelerator, described decelerator assembles with described driving motor and is connected with described shaped as frame beam, and described decelerator is suitable to pass through
Rear-suspending is connected with described vehicle body;
Electric machine controller, described electric machine controller is connected with described motor, and is connected with described shaped as frame beam.
Electric-powered assembly the most according to claim 1, it is characterised in that described electric machine controller is arranged on described shaped as frame
The top of beam, described driving motor and described decelerator are arranged on the lower section of described shaped as frame beam.
Electric-powered assembly the most according to claim 1, it is characterised in that described suspension includes:
Left suspension, described left suspension is connected with the left side beam of described shaped as frame beam, and is suitable to the left longeron with described vehicle body and is connected;
Right suspension, described right suspension is connected with the right beam of described shaped as frame beam, and is suitable to be connected with the right vertical beam of described vehicle body.
Electric-powered assembly the most according to claim 3, it is characterised in that described left suspension and described right mounting structure phase
With and be arranged symmetrically with.
Electric-powered assembly the most according to claim 1, it is characterised in that described shaped as frame beam construction is rectangle frame.
Electric-powered assembly the most according to claim 1, it is characterised in that described shaped as frame beam is aluminum alloy material.
Electric-powered assembly the most according to claim 1, it is characterised in that the cross section of described shaped as frame beam is hollow knot
Structure.
Electric-powered assembly the most according to claim 1, it is characterised in that also include:
Electric machine support, described driving motor is connected with described shaped as frame beam by described electric machine support;
Reducer stent, described decelerator is connected with described shaped as frame beam by described reducer stent.
Electric-powered assembly the most according to claim 1, it is characterised in that described electric machine controller passes through cable with described
Driving motor is connected, and the internal ring that described cable is formed through described shaped as frame beam.
10. a vehicle, it is characterised in that be provided with electric-powered assembly as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620589743.1U CN205836565U (en) | 2016-06-16 | 2016-06-16 | Electric-powered assembly and the vehicle with it |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620589743.1U CN205836565U (en) | 2016-06-16 | 2016-06-16 | Electric-powered assembly and the vehicle with it |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205836565U true CN205836565U (en) | 2016-12-28 |
Family
ID=58152451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620589743.1U Active CN205836565U (en) | 2016-06-16 | 2016-06-16 | Electric-powered assembly and the vehicle with it |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205836565U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108128129A (en) * | 2017-12-20 | 2018-06-08 | 国机智骏(北京)汽车科技有限公司 | The suspension system and vehicle of vehicle |
CN108790755A (en) * | 2018-05-16 | 2018-11-13 | 浙江零跑科技有限公司 | Use the electric vehicle of multi-functional mounting bracket |
WO2018228423A1 (en) * | 2017-06-13 | 2018-12-20 | 上海蔚来汽车有限公司 | Vibration isolation device for power mechanism and electric vehicle comprising vibration isolation device |
CN109278518A (en) * | 2018-10-15 | 2019-01-29 | 上海沿锋汽车科技股份有限公司 | Integrated power assembly structure and electric car |
CN110154715A (en) * | 2018-02-12 | 2019-08-23 | 比亚迪股份有限公司 | Power assembly and vehicle with it |
-
2016
- 2016-06-16 CN CN201620589743.1U patent/CN205836565U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018228423A1 (en) * | 2017-06-13 | 2018-12-20 | 上海蔚来汽车有限公司 | Vibration isolation device for power mechanism and electric vehicle comprising vibration isolation device |
CN108128129A (en) * | 2017-12-20 | 2018-06-08 | 国机智骏(北京)汽车科技有限公司 | The suspension system and vehicle of vehicle |
CN110154715A (en) * | 2018-02-12 | 2019-08-23 | 比亚迪股份有限公司 | Power assembly and vehicle with it |
CN108790755A (en) * | 2018-05-16 | 2018-11-13 | 浙江零跑科技有限公司 | Use the electric vehicle of multi-functional mounting bracket |
CN109278518A (en) * | 2018-10-15 | 2019-01-29 | 上海沿锋汽车科技股份有限公司 | Integrated power assembly structure and electric car |
CN109278518B (en) * | 2018-10-15 | 2020-05-05 | 上海沿锋汽车科技股份有限公司 | Integrated power assembly structure and electric automobile |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205836565U (en) | Electric-powered assembly and the vehicle with it | |
CN205202703U (en) | Electricelectric motor car cabin arrangement structure | |
CN106864230A (en) | High-end pure electric sedan suspension system | |
CN205059140U (en) | Electric air compressor arrangement structure based on aluminium system automobile body | |
JP2018052209A (en) | Vehicle body lower part structure | |
CN202071897U (en) | Arranging structure of electric automobile front cabin | |
CN204149846U (en) | A kind of pure electric vehicle cabin beam structure | |
CN204415115U (en) | Pure electric automobile and front deck arrangement structure thereof | |
CN209037662U (en) | A kind of vehicle frame and automobile | |
CN105946534A (en) | Integrated electric vehicle suspension system | |
CN205769593U (en) | Cabin system before a kind of electric motor car | |
US20130092045A1 (en) | Railway vehicular power converter | |
CN207565301U (en) | Pure electric automobile power assembly | |
CN106394682A (en) | Battery pack bracket assembly | |
CN206544545U (en) | Enging cabin framework and the vehicle with it | |
CN203063954U (en) | Running equipment of medium and low-speed magnetic suspension vehicle | |
KR20120020923A (en) | Chassis frame structure of lower height electrical bus | |
CN205044675U (en) | High-voltage electrical appliance support for electric automobile | |
CN203332232U (en) | Pure electric automobile floor structure | |
CN206317777U (en) | Battery-mounting device and vehicle | |
CN206202421U (en) | Battery bag longeron assembly | |
CN203715037U (en) | Assembled shock absorption car frame for elevators | |
CN108790755A (en) | Use the electric vehicle of multi-functional mounting bracket | |
CN210082921U (en) | Automobile power battery bracket assembly | |
CN109291996B (en) | Electric automobile's frame roof beam and electric automobile |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |