CN209176797U - Floor assembly in a kind of automobile - Google Patents
Floor assembly in a kind of automobile Download PDFInfo
- Publication number
- CN209176797U CN209176797U CN201822022328.XU CN201822022328U CN209176797U CN 209176797 U CN209176797 U CN 209176797U CN 201822022328 U CN201822022328 U CN 201822022328U CN 209176797 U CN209176797 U CN 209176797U
- Authority
- CN
- China
- Prior art keywords
- floor
- section
- middle floor
- side bar
- seat installation
- 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
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses floor assembly in a kind of automobile, it is related to automotive floor panel structure, including middle floor frame assembly and the floor being installed on middle floor frame assembly, floor is fraction block structure, floor includes left front floor, right preceding floor, left section of middle floor, the middle right middle section in floor, left back section of middle floor and the right back segment in middle floor, there are six floor mounting portions for setting on middle floor frame assembly, left front floor, right preceding floor, left section of middle floor, the middle right middle section in floor, the right back segment in left back section of middle floor and middle floor is respectively arranged in six floor mounting portions and is fixedly connected with middle floor frame assembly, middle floor frame assembly, left front floor, right preceding floor, left section of middle floor, the middle right middle section in floor, left back section of middle floor and the right back segment in middle floor are aluminium extrusion.In the automobile of the utility model floor assembly significantly reduced under the premise of intensity stabilization the weight of vehicle, stable mechanical performance, and mold abrasion it is small, saved the maintenance cost of mold.
Description
Technical field
The utility model relates to automotive floor panel structures, more particularly to floor assembly in a kind of automobile.
Background technique
In recent years, in response to national policy, country and automobile factory are all in Devoting Major Efforts To Developing new-energy automobile, for new energy
Automobile, on the basis of original electricity, for how to increase the course continuation mileage of electric car and guarantee the safe operation of equipment,
In an important solution be exactly body structure intensity rtionatiztion and electric vehicle itself lightweight problem, in electricity
In electrical automobile structure, asking for important connection and transition is played at major function position of the middle floor assembly as its electric car
Topic, it is more reasonable how floor assembly structure in electric car to be arranged, and stronger components are reliably present electric cars
The big project of research.
The total structure in floor in orthodox car is to go out specific shape and structure with sheet metal component punch forming, and by ground
Plate and some other punch forming part (including stiffening plate etc. is installed on seat mounting plate, floor) are fixed simultaneously by special fixture
It is welded together.
Prior art material therefor is essentially traditional sheet metal component, and essence is common cold-reduced sheet SPCC, is steel ingot warp
Cold-rolling mill continuous rolling is crossed into the steel plate coiled strip or sheet stock for requiring thickness.It is arranged without other protection on this kind of sheet metal component surface
It applies, sudden and violent leakage is easily oxidized in air, and especially oxidation rate is accelerated in a humid environment, the iron rust of kermesinus occurs.
So usually will do it surface electrophoresis when in use, spray painting or other safeguard procedures.Meanwhile the surface of punch forming part and interior
It is very big on the influence of the quality of presswork in performance, need front and back that data and exemplar are repeatedly examined and checked.It is advocated currently
There are higher requirement in the epoch of automotive light weight technology to automobile-used profile intensity to improve the impact strength and security performance of vehicle,
Traditional cold punching technology is easy the phenomenon that stages of labor rupture in forming process.
Utility model content
In order to solve the above technical problems, the utility model provides floor assembly in a kind of automobile, in the premise of intensity stabilization
Under significantly reduce the weight of vehicle, stable mechanical performance, and the abrasion of mold is small, has saved the maintenance cost of mold.
To achieve the above object, the utility model provides following scheme:
The utility model provides floor assembly in a kind of automobile, including middle floor frame assembly and is installed on the middle floor
Floor on frame assembly, the floor are fraction block structure, and the floor includes left front floor, right preceding floor, a middle floor left side
Middle section, the right middle section in middle floor, the right back segment in left back section of middle floor and middle floor, there are six ground for setting on the middle floor frame assembly
Plate mounting portion, the left front floor, the preceding floor in the right side, left section of the middle floor, the right middle section in the middle floor, it is described middlely
Left back section of plate and the right back segment in middle floor are respectively arranged in six floor mounting portions and total with the middle floor frame
It is the middle floor frame assembly, the left front floor, the preceding floor in the right side, left section of the middle floor, described at being fixedly connected
The right middle section in middle floor, left back section of the middle floor and the right back segment in middle floor are aluminium extrusion.
Preferably, the middle floor frame assembly includes cross after rear Floor rear crossbeam, rear floor middle section, the installation of left seat
Beam, side bar on the left of middle floor, left seat installation front beam, middle floor front beam, middle passage cover plate, right seat installation front beam,
Side bar and right seat install rear cross beam on the right side of middle floor, and side bar and middle floor right edge Liangping row are set on the left of the middle floor
Set, it is described after Floor rear crossbeam both ends respectively with side bar on the right side of the front end of side bar on the left of the middle floor and the middle floor
Front end connection, the both ends of the middle floor front beam are respectively and on the right side of the rear end and the middle floor of side bar on the left of the middle floor
The rear end of side bar connects, and the middle passage cover plate is arranged in parallel in side bar and the middle floor right side side bar on the left of the middle floor
Centre, and the both ends of the middle passage cover plate are connect with the rear Floor rear crossbeam and the middle floor front beam respectively；It is described
The both ends of left seat installation front beam are connect with side bar on the left of the middle floor and the middle passage cover plate respectively, the right seat
The both ends for installing front beam are connect with side bar on the right side of the middle floor and the middle passage cover plate respectively, and the left seat installation
Front beam and the right seat installation front beam are all set in close to the side of the middle floor front beam, the left seat installation
The both ends of rear cross beam are connect with side bar on the left of the middle floor and the middle passage cover plate respectively, and the right seat installs rear cross beam
Both ends connect respectively with side bar on the right side of the middle floor and the middle passage cover plate, and the left seat installs rear cross beam and institute
Right seat installation rear cross beam is stated to be all set in close to the side of the rear Floor rear crossbeam；Floor middle section is connected and installed in after described
The top of the middle passage cover plate, it is described after floor middle section both ends respectively with side bar and the middle floor on the left of the middle floor
The connection of right side side bar, the rear floor middle section are connect with the rear Floor rear crossbeam.
Preferably, the left front floor is set to above the middle floor front beam, the left front floor respectively with it is described
Side bar, the left seat installation front beam form lock riveting with the middle passage cover plate and connect on the left of middle floor.
Preferably, the preceding floor in the right side is set to above the middle floor front beam, the preceding floor in the right side respectively with it is described
Side bar, the right seat installation front beam form lock riveting with the middle passage cover plate and connect on the right side of middle floor.
Preferably, left section of the middle floor respectively with side bar on the left of the middle floor, the left seat installation front beam,
The middle passage cover plate forms lock riveting with the left seat installation rear cross beam and connects.
Preferably, the right middle section in middle floor respectively with side bar on the right side of the middle floor, the right seat installation front beam,
The middle passage cover plate forms lock riveting with the right seat installation rear cross beam and connects.
Preferably, left back section of the middle floor respectively with side bar on the left of the middle floor, it is described after floor middle section, it is described in
Passage cover plate forms lock riveting with the left seat installation rear cross beam and connects.
Preferably, the right back segment in middle floor respectively with side bar on the right side of the middle floor, it is described after floor middle section, it is described in
Passage cover plate forms lock riveting with the right seat installation rear cross beam and connects.
The utility model achieves following technical effect compared with the existing technology:
1, floor assembly in the automobile of the utility model, it is different from sheet metal component used in traditional handicraft, using Al-alloy parts,
Under the premise of intensity stabilization, the weight of vehicle is significantly reduced, it is lighter than traditional sheet metal component structure by 50%, and have very
High plasticity and corrosion resistance.
2, floor assembly in the automobile of the utility model, middle floor frame assembly is formed by overlapping by multiple components, and floor
For fraction block structure, the size of mold is reduced, reduces the development difficulty of processing mold, reducing for high degree is produced into
This；The loss that raw material can be saved by using extrusion forming process, relative to punch forming, inner stress of work is very low, rebound
The abrasion of torsional deformation very little, stable mechanical performance, and mold is small, has saved the maintenance cost of mold, the repeatability of molding
Preferably, high production efficiency, batch production, price is more cheap, is easy to implement specialized and automated production.
3, floor assembly in the automobile of the utility model, improves the Acceptable life of electric car, effective to meet electricity
The light-weighted design requirement of electrical automobile increases effective mileage travelled of electric car.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram of floor assembly in the utility model automobile；
Fig. 2 is the structural schematic diagram of floor frame assembly in the utility model；
Fig. 3 is the structural schematic diagram on the utility model sectional type floor；
Fig. 4 is the schematic diagram that the utility model locks riveting connection type.
Description of symbols: 1, rear Floor rear crossbeam；2, rear floor middle section；3, left seat installs rear cross beam；4, middle floor
Left side side bar；5, left seat installs front beam；6, middle floor front beam；7, middle passage cover plate；8, right seat installs front beam；9,
Side bar on the right side of middle floor；10, right seat installs rear cross beam；11, left front floor；12, right preceding floor；13, left section of middle floor；
14, the right middle section in middle floor；15, left back section of middle floor；16, the right back segment in middle floor；17, top plate；18, lower plywood；19, rivet.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides floor assembly in a kind of automobile, and the weight of vehicle is significantly reduced under the premise of intensity stabilization
Amount, stable mechanical performance, and the abrasion of mold is small, has saved the maintenance cost of mold.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
As shown in Figure 1-3, the utility model provides floor assembly in a kind of automobile, including middle floor frame assembly and installation
Floor on middle floor frame assembly, floor are fraction block structure, and floor includes left front floor 11, right preceding floor 12, middle
Left section 13 of plate, the right middle section 14 in middle floor, the right back segment 16 in left back section 15 of middle floor and middle floor are arranged on middle floor frame assembly
There are six floor mounting portion, left front floor 11, right preceding floor 12, left section 13 of middle floor, the right middle section 14 in middle floor, middle floor are left
The right back segment 16 of back segment 15 and middle floor is respectively arranged in six floor mounting portions and is fixedly connected with middle floor frame assembly, in
Floor frame assembly, left front floor 11, right preceding floor 12, left section 13 of middle floor, the right middle section 14 in middle floor, left back section of middle floor
15 and the right back segment 16 in middle floor be aluminium extrusion.
As shown in Fig. 2, middle floor frame assembly includes cross after rear Floor rear crossbeam 1, rear floor middle section 2, the installation of left seat
On the left of beam 3, middle floor before side bar 4, left seat installation front beam 5, middle floor front beam 6, middle passage cover plate 7, the installation of right seat
Side bar 9 and right seat install rear cross beam 10 on the right side of crossbeam 8, middle floor, and side bar 4 and middle floor right side side bar 9 are flat on the left of middle floor
Row setting, the both ends of rear Floor rear crossbeam 1 front end with side bar 9 on the right side of the front end and middle floor of side bar 4 on the left of middle floor respectively
Connection, rear end of the both ends of middle floor front beam 6 respectively with side bar 9 on the right side of the rear end and middle floor of side bar 4 on the left of middle floor connect
It connecing, middle passage cover plate 7 is arranged in parallel on the right side of middle floor left side side bar 4 and middle floor among side bar 9, and middle passage cover plate 7
Both ends are connect with rear Floor rear crossbeam 1 and middle floor front beam 6 respectively；The both ends of left seat installation front beam 5 are respectively with middlely
Side bar 4 and middle passage cover plate 7 connect on the left of plate, the both ends of right seat installation front beam 8 respectively with side bar 9 on the right side of middle floor and in
Passage cover plate 7 connects, and left seat installation front beam 5 and right seat installation front beam 8 are all set in close to middle floor front beam 6
Side, the both ends of left seat installation rear cross beam 3 connects with side bar 4 on the left of middle floor and middle passage cover plate 7 respectively, and right seat is pacified
The both ends for filling rear cross beam 10 are connect with side bar 9 on the right side of middle floor and middle passage cover plate 7 respectively, and left seat installs 3 He of rear cross beam
Right seat installation rear cross beam 10 is all set in close to the side of rear Floor rear crossbeam 1；Floor middle section 2 is connected and installed in middle channel afterwards
The top of cover board 7, the both ends in rear floor middle section 2 are connect with side bar 9 on the right side of side bar 4 on the left of middle floor and middle floor respectively, afterwards
Plate middle section 2 is connect with rear Floor rear crossbeam 1.Floor rear crossbeam 1, rear floor middle section 2, left seat install rear cross beam 3, middle floor afterwards
It is left side side bar 4, left seat installation front beam 5, middle floor front beam 6, middle passage cover plate 7, right seat installation front beam 8, middle
Side bar 9 and right seat installation rear cross beam 10 are aluminium extrusion on the right side of plate.
Left front floor 11 is set to 6 top of middle floor front beam, left front floor 11 respectively with side bar 4 on the left of middle floor, left
Seat is installed front beam 5 and is connected with the formation lock riveting of middle passage cover plate 7.Right preceding floor 12 is set to middle 6 top of floor front beam, right
Preceding floor 12 forms lock riveting with side bar 9, right seat installation front beam 8 and middle passage cover plate 7 on the right side of middle floor respectively and connect.Middlely
Left section 13 of plate is installed cross after front beam 5, middle passage cover plate 7 and left seat are installed with side bar 4, left seat on the left of middle floor respectively
Beam 3 forms lock riveting connection.Front beam 8, middle channel are installed with side bar 9, right seat on the right side of middle floor respectively in the middle right middle section 14 in floor
Cover board 7 forms lock riveting with right seat installation rear cross beam 10 and connects.Left back section 15 of middle floor respectively with side bar 4 on the left of middle floor, after
Floor middle section 2, middle passage cover plate 7 form lock riveting with left seat installation rear cross beam 3 and connect.The middle right back segment 16 in floor is respectively with middlely
Side bar 9, rear floor middle section 2, middle passage cover plate 7 form lock riveting with right seat installation rear cross beam 10 and connect on the right side of plate.Specifically, such as
Shown in Fig. 4, the lock riveting connection type in the present embodiment is to be fixedly connected with top plate 17 with lower plywood 18 by rivet 19.
Floor assembly in the automobile of the utility model, it is different from sheet metal component used in traditional handicraft, using Al-alloy parts,
Under the premise of intensity stabilization, the weight of vehicle is significantly reduced, it is lighter than traditional sheet metal component structure by 50%, and have very high
Plasticity and corrosion resistance.Middle floor frame assembly is formed by overlapping by multiple components, and floor is fraction block structure, is reduced
The size of mold, reduces the development difficulty of processing mold, and high degree reduces production cost；By using extrusion forming
Technique can save the loss of raw material, and relative to punch forming, inner stress of work is very low, spring back torsional deformation very little, mechanicalness
It can stablize, and the abrasion of mold is small, save the maintenance cost of mold, the repeatability of molding is preferable, high production efficiency, batch
Production, price is more cheap, is easy to implement specialized and automated production.Floor assembly can be improved in the automobile of the utility model
The Acceptable life of electric car effectively meets the light-weighted design requirement of electric car, increases the effective of electric car
Mileage travelled.
It applies specific case in this specification to be expounded the principles of the present invention and embodiment, the above reality
The explanation for applying example is merely used to help understand the method and its core concept of the utility model；Meanwhile for the general of this field
Technical staff, based on the idea of the present invention, there will be changes in the specific implementation manner and application range.To sum up institute
It states, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. floor assembly in a kind of automobile, which is characterized in that including middle floor frame assembly and be installed on the middle floor frame
Floor on assembly, the floor are fraction block structure, the floor include left front floor, right preceding floor, left section of middle floor,
The right middle section in middle floor, the right back segment in left back section of middle floor and middle floor, there are six floors to pacify for setting on the middle floor frame assembly
Dress portion, the left front floor, the preceding floor in the right side, left section of the middle floor, the right middle section in the middle floor, the middle floor are left
Back segment and the right back segment in middle floor are respectively arranged in six floor mounting portions and consolidate with the middle floor frame assembly
Fixed connection, the middle floor frame assembly, the left front floor, the preceding floor in the right side, left section of the middle floor, it is described middlely
The right middle section of plate, left back section of the middle floor and the right back segment in middle floor are aluminium extrusion.
2. floor assembly in automobile according to claim 1, which is characterized in that the middle floor frame assembly includes afterwards
Before plate rear cross beam, rear floor middle section, left seat installation rear cross beam, middle floor left side side bar, left seat installation front beam, middle floor
Crossbeam, middle passage cover plate, right seat installation front beam, middle floor right side side bar and right seat install rear cross beam, the middle floor
Left side side bar and the middle floor right edge beam are arranged in parallel, and the both ends of the rear Floor rear crossbeam are left with the middle floor respectively
The front end of side girders is connected with the front end of side bar on the right side of the middle floor, the both ends of the middle floor front beam respectively with it is described in
The rear end of side bar is connected with the rear end of side bar on the right side of the middle floor on the left of floor, and the middle passage cover plate is arranged in parallel in described
On the left of middle floor on the right side of side bar and the middle floor among side bar, and the both ends of the middle passage cover plate respectively with it is described after floor
Rear cross beam is connected with the middle floor front beam；The both ends of the left seat installation front beam respectively with the middle floor left side
Beam is connected with the middle passage cover plate, the both ends of the right seat installation front beam respectively with side bar and institute on the right side of the middle floor
Middle passage cover plate connection is stated, and the left seat installation front beam and the right seat installation front beam are all set in close to described
The side of middle floor front beam, the both ends of the left seat installation rear cross beam respectively with side bar on the left of the middle floor and it is described in
Passage cover plate connection, the both ends of the right seat installation rear cross beam respectively with side bar and the middle channel cover on the right side of the middle floor
Plate connects, and the left seat installation rear cross beam and the right seat installation rear cross beam are all set in the cross behind the rear floor
The side of beam；Floor middle section is connected and installed in the top of the middle passage cover plate, the both ends point in the rear floor middle section after described
It is not connect with side bar on the right side of side bar on the left of the middle floor and the middle floor, it is horizontal behind the rear floor middle section and the rear floor
Beam connection.
3. floor assembly in automobile according to claim 2, which is characterized in that the left front floor be set to it is described middlely
Above plate front beam, the left front floor respectively with side bar on the left of the middle floor, the left seat installation front beam and described
Middle passage cover plate forms lock riveting connection.
4. floor assembly in automobile according to claim 2, which is characterized in that the preceding floor in the right side be set to it is described middlely
Above plate front beam, front beam and described is installed on the preceding floor in right side with side bar, the right seat on the right side of the middle floor respectively
Middle passage cover plate forms lock riveting connection.
5. floor assembly in automobile according to claim 2, which is characterized in that left section of the middle floor respectively with it is described
Side bar, the left seat installation front beam, the middle passage cover plate and the left seat installation rear cross beam are formed on the left of middle floor
Lock riveting connection.
6. floor assembly in automobile according to claim 2, which is characterized in that the middle right middle section in floor respectively with it is described
Side bar, the right seat installation front beam, the middle passage cover plate and the right seat installation rear cross beam are formed on the right side of middle floor
Lock riveting connection.
7. floor assembly in automobile according to claim 2, which is characterized in that left back section of the middle floor respectively with it is described
Side bar, the rear floor middle section, the middle passage cover plate and the left seat installation rear cross beam form lock riveting and connect on the left of middle floor
It connects.
8. floor assembly in automobile according to claim 2, which is characterized in that the middle right back segment in floor respectively with it is described
Side bar, the rear floor middle section, the middle passage cover plate and the right seat installation rear cross beam form lock riveting and connect on the right side of middle floor
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822022328.XU CN209176797U (en) | 2018-12-04 | 2018-12-04 | Floor assembly in a kind of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822022328.XU CN209176797U (en) | 2018-12-04 | 2018-12-04 | Floor assembly in a kind of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209176797U true CN209176797U (en) | 2019-07-30 |
Family
ID=67375611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822022328.XU Active CN209176797U (en) | 2018-12-04 | 2018-12-04 | Floor assembly in a kind of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209176797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123400A (en) * | 2022-06-29 | 2022-09-30 | 东风汽车集团股份有限公司 | Split type modular rear floor assembly and assembling method thereof |
-
2018
- 2018-12-04 CN CN201822022328.XU patent/CN209176797U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123400A (en) * | 2022-06-29 | 2022-09-30 | 东风汽车集团股份有限公司 | Split type modular rear floor assembly and assembling method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105109555A (en) | Fully extrusion-molded aluminum alloy auxiliary vehicle frame | |
| CN213768715U (en) | Frame structure for light non-bearing type automobile | |
| CN209176797U (en) | Floor assembly in a kind of automobile | |
| CN106184413B (en) | Electric car floor frame assembly | |
| CN110588267A (en) | Plate spring composite cover plate | |
| CN209177239U (en) | Floor frame assembly in a kind of automobile | |
| CN111216809A (en) | Improved generation car threshold structure | |
| CN204623572U (en) | Electric automobile frame | |
| CN110803220A (en) | Integrated automobile frame and manufacturing method thereof | |
| CN201604693U (en) | Connecting base of frame assembly of truck with circular tube-shaped crossbeam | |
| CN208682938U (en) | A kind of lightweight car body top cover beam assembly structure | |
| CN211828888U (en) | Battery box steel-aluminum composite plate reinforcing beam | |
| CN2936879Y (en) | Chassis frame of heavy duty car | |
| CN106080804B (en) | Floor frame structure after electric car | |
| CN207496792U (en) | Automobile central passage girder construction and automobile | |
| CN205273636U (en) | Burst formula combined material bus body | |
| CN205554323U (en) | Mounting structure of heavy -duty car ingot roof beam | |
| CN211308740U (en) | Vehicle body A column | |
| CN204915826U (en) | Switching support of aluminum alloy sub vehicle frame | |
| CN209008359U (en) | A kind of novel side door beams supporting structure | |
| CN221969617U (en) | Detachable frame cross beam structure of automobile | |
| CN220785925U (en) | Light-weight commercial vehicle body top cover based on PDCPD material | |
| CN205652993U (en) | Elevator car's shell structure | |
| CN213228884U (en) | Floor and car behind car | |
| CN204895574U (en) | Full extrusion's aluminum alloy sub vehicle frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220330 Address after: 215000 No. 8, Shenggang street, Suzhou Industrial Park, Suzhou, Jiangsu Patentee after: Suzhou TONGJIE Automotive Electronics Co.,Ltd. Address before: 215000 Room 101, building 5, Su Gaoxin Software Park, 78 Road, high tech Zone, Suzhou, Jiangsu. Patentee before: SUZHOU TONGJIE AUTOMOTIVE TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |