CN209336839U - Body rear wall and automobile including it - Google Patents
Body rear wall and automobile including it Download PDFInfo
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- CN209336839U CN209336839U CN201822114361.5U CN201822114361U CN209336839U CN 209336839 U CN209336839 U CN 209336839U CN 201822114361 U CN201822114361 U CN 201822114361U CN 209336839 U CN209336839 U CN 209336839U
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Abstract
The utility model discloses a kind of body rear wall and including its automobile, body rear wall includes: squab panel assembly, it includes rear wall outer plate and back wall connecting plate, rear wall outer plate and rear pillar rear stiffener lower section plate overlap joint connect, back wall connecting plate is covered on both connecting plates junction, rear wall outer plate, back wall connecting plate and rear pillar rear stiffener lower section plate after rear pillar rear stiffener lower section plate and rear wheel cover and is enclosed the first cavity；Side-wall outer-plate comprising bottom surface, side and side end face；Bottom surface and rear floor margin plate are connected to the opposite sides of connecting plate after rear wheel cover, and side is oppositely arranged with connecting plate after rear pillar rear stiffener lower section plate and rear wheel cover, and side end face is connect with rear pillar rear stiffener lower section plate；Connecting plate is enclosed the second cavity after side-wall outer-plate, rear pillar rear stiffener lower section plate and rear wheel cover.The utility model provides a kind of body rear wall and the automobile including it, improves the torsion stiffness of back wall assembly, improves the competitiveness of vehicle.
Description
Technical field
The utility model relates to auto parts, more particularly, to a kind of body rear wall and including its automobile.
Background technique
Body rear wall includes squab panel assembly and side wall assembly, when the total welding of car body progress connects, squab panel assembly and side
It encloses assembly and passes through welded connecting.
In existing vehicle, squab panel assembly includes rear wall outer plate and back wall connecting plate, rear wall outer plate and back wall connecting plate
It is oppositely arranged, and the both ends end of the two is welded to connect respectively；Side wall assembly includes side-wall outer-plate, and side wall assembly passes through outside side wall
One end end of plate and squab panel assembly is welded to connect, at this point, side-wall outer-plate, rear wall outer plate, back wall connecting plate three overlap joint
Region forms three layers of solder joint, and the torsion stiffness which will lead to body tail is poor, and the ability of resistance to deformation is relatively low, in turn
It may influence stability, safety and the comfort of vehicle.
Therefore, it is necessary to a kind of body rear wall and including its automobile, to solve the above problems.
Utility model content
In view of this, improving back wall the purpose of this utility model is that propose a kind of body rear wall and the automobile including it
The torsion stiffness of assembly, and then stability, safety and the comfort of vehicle are improved, improve the competitiveness of vehicle.
Based on a kind of above-mentioned purpose body rear wall provided by the utility model, comprising:
Squab panel assembly, the squab panel assembly include that rear wall outer plate is connected with the back wall being located on the rear wall outer plate
Plate, the rear wall outer plate is connected backwards to one side surface of back wall connecting plate and rear pillar rear stiffener lower section plate overlap joint, described
The side of back wall connecting plate towards the rear pillar rear stiffener lower section plate be covered on the rear pillar rear stiffener lower section plate and
Both connecting plates junction after rear wheel cover, the rear wall outer plate, the back wall connecting plate and the rear pillar rear stiffener lower section
Plate is enclosed the first cavity；
Side-wall outer-plate, the side-wall outer-plate include bottom surface, from a side of the bottom surface along the side extended and from
One side end face of the bottom surface extend and with the integrally formed side end face in the side；The bottom surface and rear floor margin plate difference
It is connected to the opposite sides of connecting plate after rear wheel cover, the side and the rear pillar rear stiffener lower section plate and the rear-wheel
Connecting plate is oppositely arranged after cover, and the side end face and the rear pillar rear stiffener lower section backboard are to rear wall outer plate side table
Face connection；Connecting plate is enclosed after the side-wall outer-plate, the rear pillar rear stiffener lower section plate and the rear wheel cover
Two cavitys.
First cavity and the second cavity provide torsion stiffness for body rear wall；Meanwhile rear wall outer plate, side-wall outer-plate and after
Column rear stiffener lower section plate formed multi-layer welding, back wall connecting plate, squab panel assembly rear pillar rear stiffener lower section plate and
Connecting plate forms multi-layer welding after rear wheel cover, and then improves the bonding strength of body rear wall.It can be improved using above-mentioned body rear wall
The torsion stiffness of back wall assembly, and then stability, safety and the comfort of vehicle are improved, improve the competitiveness of vehicle.
Preferably, the edge of the rear pillar rear stiffener lower section plate is provided with the first flange, connects after the rear wheel cover
The edge of plate is provided with the second flange, and the edge of the back wall connecting plate is provided with third flange, the third flange, described
One flange and second flange are sequentially overlapped and form three layers of welding region.By adding the first flange, the second flange and
Three flange form three layers of welding region and improve the bonding strength between each component to reduce connection difficulty, improve the structure of device
Intensity.
Preferably, first flange is connect with second flange by spot welding, first flange and the third
Flange is connected by spot welding.It is connected using spot welding, weld interval can be shortened, improve speed of welding, save resource.
Preferably, the side end face of the side-wall outer-plate, the rear pillar rear stiffener lower section plate and the rear wall outer plate according to
Three layers of welding region of secondary superposition and formation.By the way that three layers of welding region are arranged, the bonding strength between each component is improved, dress is improved
The structural strength set.
Preferably, the side end face of the side-wall outer-plate is connect with the rear pillar rear stiffener lower section plate by spot welding, institute
It states rear pillar rear stiffener lower section plate and is connected with the rear wall outer plate by spot welding.It is connected using spot welding, when can shorten welding
Between, speed of welding is improved, resource is saved.
Preferably, the top of the back wall connecting plate and rear pillar inner panel lower section plate are welded to connect, the back wall connecting plate
The bottom of connecting plate is welded to connect with the rear floor margin plate behind bottom and the rear wheel cover.Improve vehicle using the above structure
The integraty enclosed behind improves the bonding strength and stability of body rear wall.
Preferably, through-hole, first cavity and second chamber are provided on the rear pillar rear stiffener lower section plate
Body is connected to by the through-hole.Rear pillar rear stiffener lower section plate encloses connecting plate after back wall assembly, side-wall outer-plate and rear wheel cover
It closes the cavity formed and is divided into the first cavity and the second cavity, open up through-hole on rear pillar rear stiffener lower section plate, so that the
One cavity and the connection of the second cavity, further increase torsion stiffness.
Furthermore it is preferred that the bottom of both connecting plates is equal after the rear pillar rear stiffener lower section plate and the rear wheel cover
It is at least partially provided with flange, the bottom surface of the side-wall outer-plate, which abuts, to be connected on the flange.By the way that flange, side is arranged
The bottom surface for enclosing outside plate is abutted with flange, is improved side-wall outer-plate and is connect with connecting plate after rear pillar rear stiffener lower section plate and rear wheel cover
Intensity.
The utility model also provides a kind of automobile, and automobile includes such as above-mentioned body rear wall.After automobile uses above-mentioned vehicle body
It encloses, the first cavity and the second cavity provide torsion stiffness for body rear wall；Meanwhile after rear wall outer plate, side-wall outer-plate and rear pillar
Portion's stiffening plate lower section plate forms multi-layer welding, back wall connecting plate, squab panel assembly rear pillar rear stiffener lower section plate and rear-wheel
Connecting plate forms multi-layer welding after cover, and then improves the bonding strength of body rear wall.Back wall can be improved using above-mentioned body rear wall
The torsion stiffness of assembly, and then stability, safety and the comfort of vehicle are improved, improve the competitiveness of vehicle.
From the above it can be seen that body rear wall provided by the utility model and the automobile including it, with the prior art
It compares, has the advantage that the first cavity and the second cavity provide torsion stiffness for body rear wall；Meanwhile rear wall outer plate, side wall
Outside plate and rear pillar rear stiffener lower section plate form multi-layer welding, back wall connecting plate, squab panel assembly rear pillar rear stiffener
Connecting plate forms multi-layer welding after lower section plate and rear wheel cover, and then improves the bonding strength of body rear wall.Using above-mentioned vehicle body
The torsion stiffness of back wall assembly can be improved in back wall, and then improves stability, safety and the comfort of vehicle, improves vehicle
Competitiveness.
Detailed description of the invention
By the way that embodiment is described with reference to the accompanying drawing, the features described above and technological merit of the utility model will
It becomes more fully apparent and is readily appreciated that.
Fig. 1 is the schematic diagram of the body rear wall used in the utility model specific embodiment.
Fig. 2 is the schematic diagram that body rear wall shown in FIG. 1 removes back wall connecting plate.
Fig. 3 is the A-A sectional view of body rear wall shown in FIG. 1.
Fig. 4 is to connect after the back wall connecting plate of body rear wall shown in Fig. 3, rear pillar rear stiffener lower section plate and rear wheel cover
Three layers of welding region schematic diagram that plate is formed.
Fig. 5 is that the rear wall outer plate, rear pillar rear stiffener lower section plate and side-wall outer-plate of body rear wall shown in Fig. 3 are formed
Three layers of welding region schematic diagram.
Wherein appended drawing reference:
1: back wall connecting plate；11: third flange；2: rear wall outer plate；
3: rear pillar rear stiffener lower section plate；31: the first flange；32: through-hole；
33: the four flange；4: rear pillar rear portion inner panel lower section plate；5: side-wall outer-plate；
51: bottom surface；52: side；53: side end face；6: connecting plate after rear wheel cover；
61: the second flange；62: the five flange；7: rear floor margin plate；8: the first cavitys；
9: the second cavitys.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to attached drawing, the utility model is further described.Wherein identical components are presented with like reference characters.It needs
Illustrate, word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to the side in attached drawing
To.The word "inner" used and "outside" refer respectively to the direction towards or away from geometric center of specific component.
Fig. 1 is the schematic diagram of the body rear wall used in the utility model specific embodiment.Fig. 2 is vehicle body shown in FIG. 1
The schematic diagram of back wall removal back wall connecting plate.Fig. 3 is the A-A sectional view of body rear wall shown in FIG. 1.As shown in Figure 1 to Figure 3,
Body rear wall includes: squab panel assembly and side-wall outer-plate 5.
Squab panel assembly includes rear wall outer plate 2 and the back wall connecting plate 1 that is located on rear wall outer plate 2, and rear wall outer plate 2 is backwards
1 one side surface of back wall connecting plate and the overlap joint of rear pillar rear stiffener lower section plate 3 connect, and back wall connecting plate 1 adds towards rear pillar rear portion
The side of strong plate lower section plate 3 is covered on 6 the two junction of connecting plate after rear pillar rear stiffener lower section plate 3 and rear wheel cover, back wall
Outside plate 2, back wall connecting plate 1 and rear pillar rear stiffener lower section plate 3 are enclosed the first cavity 8；
Side-wall outer-plate 5 include bottom surface 51, from a side of bottom surface 51 along the side 52 extended and from the one of bottom surface 51
Side end face extend and with the integrally formed side end face 53 (as shown in Figure 4) in side 52；Bottom surface 51 and rear floor margin plate 7 connect respectively
Connect the opposite sides of the connecting plate 6 after rear wheel cover, side 52 and connecting plate after rear pillar rear stiffener lower section plate 3 and rear wheel cover
6 are oppositely arranged, and side end face 53 is connect with rear pillar rear stiffener lower section plate 3 backwards to 2 one side surface of rear wall outer plate；Side-wall outer-plate 5,
Connecting plate 6 is enclosed the second cavity 9 after rear pillar rear stiffener lower section plate 3 and rear wheel cover.
First cavity 8 and the second cavity 9 provide torsion stiffness for body rear wall；Meanwhile rear wall outer plate 2, side-wall outer-plate 5 with
And rear pillar rear stiffener lower section plate 3 forms multi-layer welding, back wall connecting plate 1, squab panel assembly rear pillar rear stiffener lower section
Connecting plate 6 forms multi-layer welding after plate 3 and rear wheel cover, and then improves the bonding strength of body rear wall.After above-mentioned vehicle body
The torsion stiffness that back wall assembly can be improved is enclosed, and then improves stability, safety and the comfort of vehicle, improves the competing of vehicle
Strive power.
In the present embodiment, back wall connecting plate 1 include the first top surface and extend from the first inside top surface edge first
Side, the first top surface outer side edges edge are overlapped on rear wall outer plate 2.The arc-shaped plate of rear pillar rear stiffener lower section plate 3 and have circle
One end of sliding transition face, rear wall outer plate 2 and rear pillar rear stiffener lower section plate 3, which overlaps, to be connected, rear pillar rear stiffener lower section plate 3
The intensity of rear wall outer plate 2 can be increased.Connecting plate 6 overlaps after the other end and rear wheel cover of rear pillar rear stiffener lower section plate 3.Side
Rounding off between 52 and side end face 53, rounding off between bottom surface 51 and side 52.
Fig. 4 is to connect after the back wall connecting plate of body rear wall shown in Fig. 3, rear pillar rear stiffener lower section plate and rear wheel cover
Three layers of welding region schematic diagram that plate is formed.As shown in figure 4, back wall connecting plate 1, rear pillar rear stiffener lower section plate 3 and rear-wheel
Three layers of welding region that connecting plate 6 is formed after cover.
Preferably, the edge of rear pillar rear stiffener lower section plate 3 is provided with the first flange 31, connecting plate 6 after rear wheel cover
Edge is provided with the second flange 61, and the edge of back wall connecting plate 1 is provided with third flange 11, third flange 11, the first flange 31
It is sequentially overlapped with the second flange 61 and forms three layers of welding region.It is turned over by adding the first flange 31, the second flange 61 and third
Side 11 forms three layers of welding region and improves the bonding strength between each component to reduce connection difficulty, and the structure for improving device is strong
Degree.
In the present embodiment, the first flange 31 turns down outward from the edge of rear pillar rear stiffener lower section plate 3, the second flange
61 after rear wheel cover connecting plate 6 edge outward bending, third flange 11 is curved under after turning down outward from the edge of first side
Folding is formed, and third flange 11 extends along the length direction of first side；Top of the width of third flange 11 from the first top surface
It is in increase state to bottom；And third flange 11 and rear floor margin plate are welded to connect.
Preferably, the first flange 31 is connect with the second flange 61 by spot welding, and the first flange 31 passes through with third flange 11
Spot welding connection.It is connected using spot welding, weld interval can be shortened, improve speed of welding, save resource.
Fig. 5 is that the rear wall outer plate, rear pillar rear stiffener lower section plate and side-wall outer-plate of body rear wall shown in Fig. 3 are formed
Three layers of welding region schematic diagram.As shown in figure 5, what rear wall outer plate 2, rear pillar rear stiffener lower section plate 3 and side-wall outer-plate 5 were formed
Three layers of welding region.
Preferably, the side end face 53 of side-wall outer-plate 5, rear pillar rear stiffener lower section plate 3 and rear wall outer plate 2 be sequentially overlapped and
Form three layers of welding region.By the way that three layers of welding region are arranged, the bonding strength between each component is improved, the structure of device is improved
Intensity.
Preferably, the side end face 53 of side-wall outer-plate 5 is connect with rear pillar rear stiffener lower section plate 3 by spot welding, after rear pillar
Portion's stiffening plate lower section plate 3 is connected with rear wall outer plate 2 by spot welding.It is connected using spot welding, weld interval can be shortened, improve welding
Speed saves resource.
Preferably, the top of back wall connecting plate 1 and rear pillar inner panel lower section plate 4 are welded to connect, the bottom of back wall connecting plate 1 and
The bottom of connecting plate 6 is welded to connect with rear floor margin plate 7 after rear wheel cover.Improve the one of body rear wall using the above structure
Property, improve the bonding strength and stability of body rear wall.
Preferably, through-hole 32, the first cavity 8 and the second cavity 9 are provided on rear pillar rear stiffener lower section plate 3 by leading to
Hole 32 is connected to.Connecting plate 6 after back wall assembly, side-wall outer-plate 5 and rear wheel cover is enclosed by rear pillar rear stiffener lower section plate 3
Cavity is divided into the first cavity 8 and the second cavity 9, through-hole 32 is opened up on rear pillar rear stiffener lower section plate 3, so that the first chamber
Body 8 is connected to the second cavity 9, further increases torsion stiffness.
Furthermore it is preferred that the bottom of both connecting plates 6 at least office after rear pillar rear stiffener lower section plate 3 and rear wheel cover
Portion is provided with flange, and the bottom surface of side-wall outer-plate 5, which abuts, to be connected on flange.By be arranged flange, the bottom surface 51 of side-wall outer-plate 5 with
Flange abuts, and improves 6 bonding strength of connecting plate after side-wall outer-plate 5 and rear pillar rear stiffener lower section plate 3 and rear wheel cover.
In the present embodiment, rear pillar rear stiffener lower section plate 3 is at least partially provided with the 4th flange 33, connects after rear wheel cover
Fishplate bar 6 is at least partially provided with the 5th flange 62.
The assembling and use process of body rear wall is described further below.
Back wall connecting plate 1 is located on rear wall outer plate 2, and the top of back wall connecting plate 1 and the welding of rear pillar inner panel lower section plate 4 connect
It connects, the bottom of back wall connecting plate 1 and rear floor margin plate 7 are welded to connect；Outside the outer end of rear pillar rear stiffener lower section plate 3 and back wall
Plate 2 is welded to connect, the first flange 31 of the inner end of rear pillar rear stiffener lower section plate 3, back wall connecting plate 1 third flange 11 with
And the second flange 61 of connecting plate 6 forms three layers of welding region after rear wheel cover；By side end face 53 and rear pillar rear stiffener lower section
Plate 3 is connected backwards to 2 one side surface of rear wall outer plate, so that the side end face 53 of side-wall outer-plate 5,3 and of rear pillar rear stiffener lower section plate
Rear wall outer plate 2 forms three layers of welding region；By in bottom surface 51 and the 4th flange 33 and the 5th flange 62, by connecting plate after rear wheel cover
6 bottom and rear floor margin plate 7 are welded to connect.So far, rear wall outer plate 2, back wall connecting plate 1 and rear pillar rear stiffener lower section plate
3 are enclosed the first cavity 8, and connecting plate 6 is enclosed after side-wall outer-plate 5, rear pillar rear stiffener lower section plate 3 and rear wheel cover
Second cavity 9.The torsion stiffness of back wall assembly can be improved using above-mentioned body rear wall, and then improve stability, the safety of vehicle
Property and comfort, improve the competitiveness of vehicle.
The utility model also provides a kind of automobile, and automobile includes such as above-mentioned body rear wall.After automobile uses above-mentioned vehicle body
It encloses, the first cavity and the second cavity provide torsion stiffness for body rear wall；Meanwhile after rear wall outer plate, side-wall outer-plate and rear pillar
Portion's stiffening plate lower section plate forms multi-layer welding, back wall connecting plate, squab panel assembly rear pillar rear stiffener lower section plate and rear-wheel
Connecting plate forms multi-layer welding after cover, and then improves the bonding strength of body rear wall.Back wall can be improved using above-mentioned body rear wall
The torsion stiffness of assembly, and then stability, safety and the comfort of vehicle are improved, improve the competitiveness of vehicle.
It is and existing from the description above with practice it is found that body rear wall provided by the utility model and including its automobile
Technology is compared, and has the advantage that the first cavity and the second cavity provide torsion stiffness for body rear wall；Meanwhile rear wall outer plate,
Side-wall outer-plate and rear pillar rear stiffener lower section plate form multi-layer welding, and back wall connecting plate, squab panel assembly rear pillar rear portion add
Connecting plate forms multi-layer welding after strong plate lower section plate and rear wheel cover, and then improves the bonding strength of body rear wall.Using above-mentioned
The torsion stiffness of back wall assembly can be improved in body rear wall, and then improves stability, safety and the comfort of vehicle, improves whole
The competitiveness of vehicle.
It should be understood by those ordinary skilled in the art that: the foregoing is merely specific embodiment of the utility model and
, it is not intended to limit the utility model, all any modifications within the purport of the utility model, made, change equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of body rear wall characterized by comprising
Squab panel assembly, the squab panel assembly include rear wall outer plate and the back wall connecting plate that is located on the rear wall outer plate,
The rear wall outer plate is connected backwards to one side surface of back wall connecting plate and rear pillar rear stiffener lower section plate overlap joint, the back wall
The side of connecting plate towards the rear pillar rear stiffener lower section plate is covered on the rear pillar rear stiffener lower section plate and rear-wheel
Both connecting plates junction after cover, the rear wall outer plate, the back wall connecting plate and the rear pillar rear stiffener lower section plate enclose
It closes and forms the first cavity；
Side-wall outer-plate, the side-wall outer-plate include bottom surface, from a side of the bottom surface along the side extended and from described
One side end face of bottom surface extend and with the integrally formed side end face in the side；The bottom surface and rear floor margin plate are separately connected
After the opposite sides of connecting plate after rear wheel cover, the side and the rear pillar rear stiffener lower section plate and the rear wheel cover
Connecting plate is oppositely arranged, and the side end face and the rear pillar rear stiffener lower section backboard connect to one side surface of rear wall outer plate
It connects；Connecting plate is enclosed the second chamber after the side-wall outer-plate, the rear pillar rear stiffener lower section plate and the rear wheel cover
Body.
2. body rear wall according to claim 1, which is characterized in that
The edge of the rear pillar rear stiffener lower section plate is provided with the first flange, the edge setting of connecting plate after the rear wheel cover
There is the second flange, the edge of the back wall connecting plate is provided with third flange, the third flange, first flange and described
Second flange is sequentially overlapped and forms three layers of welding region.
3. body rear wall according to claim 2, which is characterized in that
First flange is connect with second flange by spot welding, and first flange and the third flange pass through spot welding
Connection.
4. body rear wall according to any one of claims 1 to 3, which is characterized in that
The side end face of the side-wall outer-plate, the rear pillar rear stiffener lower section plate and the rear wall outer plate are sequentially overlapped and are formed
Three layers of welding region.
5. body rear wall according to claim 4, which is characterized in that
The side end face of the side-wall outer-plate is connect with the rear pillar rear stiffener lower section plate by spot welding, and the rear pillar rear portion adds
Strong plate lower section plate is connected with the rear wall outer plate by spot welding.
6. body rear wall according to any one of claims 1 to 3, which is characterized in that
The top of the back wall connecting plate and rear pillar inner panel lower section plate are welded to connect, the bottom of the back wall connecting plate and it is described after
The bottom of connecting plate is welded to connect with the rear floor margin plate after wheel cover.
7. body rear wall according to any one of claims 1 to 3, which is characterized in that
Through-hole, first cavity and second cavity is provided on the rear pillar rear stiffener lower section plate to lead to by described
Hole connection.
8. body rear wall according to any one of claims 1 to 3, which is characterized in that
The bottom of both connecting plates, which is at least partially provided with, after the rear pillar rear stiffener lower section plate and the rear wheel cover turns over
Side, the bottom surface of the side-wall outer-plate, which abuts, to be connected on the flange.
9. a kind of automobile, which is characterized in that the automobile includes body rear wall as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822114361.5U CN209336839U (en) | 2018-12-17 | 2018-12-17 | Body rear wall and automobile including it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822114361.5U CN209336839U (en) | 2018-12-17 | 2018-12-17 | Body rear wall and automobile including it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209336839U true CN209336839U (en) | 2019-09-03 |
Family
ID=67757268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822114361.5U Active CN209336839U (en) | 2018-12-17 | 2018-12-17 | Body rear wall and automobile including it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209336839U (en) |
-
2018
- 2018-12-17 CN CN201822114361.5U patent/CN209336839U/en active Active
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230815 Granted publication date: 20190903 |