CN209109888U - A kind of cell polar ear bending rolling device - Google Patents
A kind of cell polar ear bending rolling device Download PDFInfo
- Publication number
- CN209109888U CN209109888U CN201821151292.9U CN201821151292U CN209109888U CN 209109888 U CN209109888 U CN 209109888U CN 201821151292 U CN201821151292 U CN 201821151292U CN 209109888 U CN209109888 U CN 209109888U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- centering
- rolling
- polar ear
- down mechanism
- 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
- Secondary Cells (AREA)
Abstract
It include: workbench the utility model discloses a kind of cell polar ear bending rolling device, two transmission lines on the workbench, at least one piece is configured on the transmission line for loading the welding pallet of battery core, it is respectively arranged on the workbench and is located at the welding pallet on the inside of two transmission lines for will be transmitted to above it and carry out the blocking lifting body for stopping and jacking up it upwards, it is separately positioned on the first centering hold-down mechanism and the second centering hold-down mechanism of the transmission line two sides, and it is separately positioned on the outside of the first centering hold-down mechanism and the second centering hold-down mechanism and is used for the foldable component of cell polar ear bending, and for by the tab rolling component of the cell polar ear rolling after bending.The features such as the utility model greatly reduces production cost, and the utility model also has structure simple, easy to implement.
Description
[technical field]
The utility model relates to battery cores to produce and process field, in particular to a kind of cell polar ear bending rolling device.
[background technique]
Lithium battery is the new generation of green high-energy battery of performance brilliance, because it is with high voltage, high capacity, low consumption, nothing
Memory effect, the features such as nuisanceless, small in size, internal resistance is small, self discharge is few, cycle-index is more.And it is widely used in automobile power
Battery, mobile phone, laptop, tablet computer etc. be numerous civilian and military field.Lithium battery mould group is most first by multiple
Battery core and photo frame, heat-conducting plate, foam, buckle etc. are assembled into module, then by multiple modules by going here and there and waiting modes and end plate, converge
The auxiliaries such as stream row assemble；Part is by the auxiliaries such as multiple battery cores and photo frame, heat-conducting plate, foam, buckle, end plate, confluence deduction
Directly goes here and there and assemble.
The production procedure of existing battery modules is battery loading and is pre-processed, and battery core stacking is carried out after pretreatment,
The battery core of heap poststack is carried out to be transmitted to the progress tab bending of tab bending station in overturning and transfer to assembly line, after bending
Battery core mould group is welded by laser, and detection carries out blanking after passing through after welding.Wherein, existing during tab bending
Some equipment is merely able to tab carrying out bending, can not be flattened while bending, it is also necessary to which battery core is passed through machinery
Hand or conveyer belt, which are transferred to again on other stations, carries out pressing operation, and process is relatively complicated, and increases production cost simultaneously.
[summary of the invention]
In conclusion the main purpose of the utility model be in order to solve existing cell polar ear bending during, it is existing
Equipment be merely able to tab carrying out bending, can not be flattened while bending, it is also necessary to which battery core is grabbed it again
Pressing operation is carried out on its station, process is relatively complicated, and makes the technical problems such as the production cost increases simultaneously, and provides a kind of electricity
Core tab bending rolling device.
In order to solve the above-mentioned technical problem, the utility model provides a kind of cell polar ear bending rolling device, described device
It include: workbench, two on the workbench transmission line, at least one piece is configured on the transmission line for loading
The welding pallet of battery core is respectively arranged on the workbench and is located on the inside of two transmission lines for will be transmitted to its top
Welding pallet stop and the blocking lifting body that jacks up it upwards, be separately positioned on the first of the transmission line two sides
Centering hold-down mechanism and the second centering hold-down mechanism, and it is separately positioned on the first centering hold-down mechanism and the second centering pressure
For by the foldable component of cell polar ear bending on the outside of tight mechanism, and for by the tab rolling of the cell polar ear rolling after bending
Component.
The blocking lifting body include: it is fixed on the workbench and the jacking between two transmission lines
Bottom plate is fixedly arranged on the axle sleeve and the first jacking cylinder of the jacking bottom plate bottom respectively, is threaded through leading in each axle sleeve
To axis, one end of the every guiding axis is hanging, and the other end is affixed by guide shaft support and top plate, first jacking cylinder
Movable end and top plate be drivingly connected, drive the top plate to move up and down by the first jacking cylinder, while driving each guiding axis
It stretches in the axle sleeve.
Further include: the stop cylinder seat set on the jacking bottom plate side, and be mounted on the stop cylinder seat simultaneously
The stop cylinder being oppositely arranged with the top plate.
The first centering hold-down mechanism includes: centering unitized substructure, is arranged in described pair on unitized substructure at least
Two the first axle sleeves and mini cylinder, are equipped with a guide rod in first axle sleeve respectively, and one end of the guide rod passes through the
The other end of one guide shaft support and buffer mounting plate Joint, two guide rods passes through the second guide shaft support and centering push rod
Affixed, the movable end of the mini cylinder is flexibly connected with the centering push rod, drives centering push rod front and back by mini cylinder
It is flexible, and drive two guide rods servo-actuated simultaneously, the structure of the first centering hold-down mechanism and the second centering hold-down mechanism
Structure it is identical.
Also set up on the centering unitized substructure there are two bumper post and be set to the buffer mounting plate on and with
The bumper post is oppositely arranged and cooperates the oil buffer for limiting the centering push rod with bumper post when cylinder is shunk.
The foldable component includes: the first support base, and the one or the three axis translation mould group on first support base is arranged in,
It is slidably provided with the first rolling unit installing board on the movable end of the Z axis of one or three axis translation mould group, described first
Be installed with an engagement plate on rolling unit installing board, the engagement plate is plate structure comprising interconnecting piece, cylinder mounting portion and
Upper connecting block mounting portion penetratingly offers multiple screw holes and two on the upper connecting block mounting portion and along engagement plate length direction
A groove, the bottom portion of groove offer through-hole with extending through, wherein the interconnecting piece is fixed by screws in the rolling
On unit installing board, lower air cylinder is separately installed on the cylinder mounting portion, be equipped with respectively in the through-hole guiding axis and
The Rectangular Spring being sheathed on the guiding axis, one end of the guiding axis by be set to its end cap bag and upper connecting block phase
Connection, the other end of the guiding axis are then connected with rolling part.
The fixing end of the lower air cylinder is separately mounted on the cylinder mounting portion, and the movable end of the lower air cylinder is then
It is flexibly connected with presser feet.
The upper connecting block is F shape block structure comprising connecting block interconnecting piece and guiding axis interconnecting piece, the connecting block
Interconnecting piece is made of one piece with guiding axis interconnecting piece.
The tab rolling component includes: the second support base, and the two or the three axis translation on second support base is arranged in
Mould group is slidably provided with the second rolling unit installing board on the movable end of the Z axis of the two or three axis translation mould group, described
It is fixed with cylinder fixed block on second rolling unit installing board, slider cylinder, the slide unit are installed in the cylinder fixed block
The idler wheel that the movable end of cylinder is connected with link block and is movably connected on link block.
By adopting the above technical scheme, compared with prior art, beneficial effect caused by the utility model is: this is practical
Novel clamped battery core by centering hold-down mechanism positions, and is jacked up pallet to carry out tab folding upwards by lifting body
It is curved, and bending and rolling operation are carried out to the tab of battery core by tab foldable component 6 and tab rolling component 7 respectively, greatly
Reduce production cost, the utility model also has structure simple, it is easy to implement the features such as.
[Detailed description of the invention]
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the structural schematic diagram of the blocking lifting body of the utility model；
Fig. 3 is the structural schematic diagram of the first centering hold-down mechanism of the utility model；
Fig. 4 is the structural schematic diagram of the foldable component of the utility model；
Fig. 5 is the part-structure enlarged diagram of the foldable component of the utility model；
Fig. 6 is the part-structure decomposition diagram of the foldable component of the utility model；
Fig. 7 is the structural schematic diagram of the upper connecting block of the utility model；
Fig. 8 is the structural schematic diagram of the tab rolling component of the utility model.
[specific embodiment]
The following example is being explained further and supplementing to the utility model, will not constitute any limit to the utility model
System.
As shown in FIG. 1 to FIG. 8, the cell polar ear bending rolling device of the utility model includes: workbench 1, transmission line 2,
An at least block welding pallet 3 stops lifting body 4, the first centering hold-down mechanism 5 and the second centering hold-down mechanism 6, foldable component
7, tab rolling component 8.On the table, in the present embodiment, transmission line is double-speed chain for two transmission lines 2 setting.Institute
It states welding pallet 3 to be configured on the transmission line 2, the welding pallet is for loading battery core.The blocking lifting body 4
It is respectively arranged on the workbench 1 and is located at two transmission lines, 2 inside, the blocking lifting body 4 is for will be transmitted to
Welding pallet 3 above it stop and jacks up it upwards.The first centering hold-down mechanism 5 and the second centering compacting machine
2 two sides of transmission line respectively symmetrically are arranged in structure 6, and the foldable component 7 is separately positioned on the first centering compacting machine
6 outside of structure 5 and the second centering hold-down mechanism, is used for cell polar ear bending, tab rolling component 8 is used for the electricity after bending
Core tab rolling.
As shown in Fig. 2, specifically, the blocking lifting body 4 includes: to be installed on the workbench 1 and positioned at described
Jacking bottom plate 41 between two transmission lines 2 is fixedly arranged on the axle sleeve 42 and the first jacking gas of 41 bottom of jacking bottom plate respectively
Cylinder 43, the first guiding axis 44 being threaded through in each axle sleeve 42, one end of every first guiding axis 44 is hanging, another
End is affixed by guide shaft support 45 and top plate 46, and the movable end and top plate 46 of first jacking cylinder 43 are drivingly connected, and leads to
Crossing the first jacking cylinder 43 drives the top plate 46 to move up and down, while each first guiding axis 44 being driven to stretch in the axle sleeve 42
Contracting.
As shown in Fig. 2, further, further includes: the stop cylinder seat 47 set on 41 side of jacking bottom plate, and
The stop cylinder 48 for being mounted on the stop cylinder seat 47 and being oppositely arranged with the top plate 46.
As shown in figure 3, specifically, the first centering hold-down mechanism 5 includes: centering unitized substructure 511, it is arranged described
At least two the first axle sleeves 512 and mini cylinder 513 on centering unitized substructure 511 are worn respectively in first axle sleeve 512
There is a guide rod 514, one end of the guide rod 514 passes through the first guide shaft support 515 and 516 Joint of buffer mounting plate,
The other end of two guide rods 514 is affixed by the second guide shaft support 517 and centering push rod 518, the work of the mini cylinder 513
Moved end is flexibly connected with the centering push rod 518, drives centering push rod 518 elastic by mini cylinder 513, and simultaneously
Drive two guide rods 514 servo-actuated, the structure of the structure of the first centering hold-down mechanism 5 and the second centering hold-down mechanism 6
It is identical.
As shown in figure 3, further, also set up on the centering unitized substructure 511 there are two bumper post 5111 and with
It is oppositely arranged on the buffer mounting plate 516 and with the bumper post 5111 and cooperates when cylinder is shunk with bumper post
The oil buffer 5161 that the centering push rod 518 is limited.
As shown in Figure 4-Figure 6, specifically, the foldable component 7 includes: the first support base 71, is arranged at described first
It supports the one or three axis on seat 71 and translates mould group 72, slideably set on the movable end of the Z axis of the one or the three axis translation mould group 72
It is equipped with the first rolling unit installing board 73, is installed with an engagement plate 74 on the first rolling unit installing board 73.Such as Fig. 7,
In the present embodiment, the engagement plate 74 is plate structure comprising interconnecting piece 741, cylinder mounting portion 742 and the installation of upper connecting block
Portion 743 penetratingly offers multiple screw holes 7431 and two on the upper connecting block mounting portion 743 and along engagement plate length direction
Groove 7432, the bottom portion of groove offer through-hole 7433 with extending through, wherein the interconnecting piece 741 is fixed by screw
On the rolling unit installing board 73, lower air cylinder 75, the through-hole 7433 are separately installed on the cylinder mounting portion 742
The Rectangular Spring 77 for being inside equipped with the second guiding axis 76 respectively and being sheathed on second guiding axis 76, second guiding
One end of axis 76 is connected by being set to the cap bag 761 of its end with upper connecting block 78, the other end of second guiding axis 76
Then it is connected with rolling part 79.
As shown in figure 4, further, the fixing end of the lower air cylinder 75 is separately mounted to the cylinder mounting portion 742
On, the movable end of the lower air cylinder 75 is then flexibly connected with presser feet 710.
As shown in figure 8, specifically, the tab rolling component 8 includes: the second support base 81, it is arranged at described second
It supports the two or three axis on seat 81 and translates mould group 82, slideably set on the movable end of the Z axis of the two or the three axis translation mould group 82
It is equipped with the second rolling unit installing board 83, is fixed with cylinder fixed block 84, the gas on the second rolling unit installing board 83
Slider cylinder 85 is installed, the movable end of the slider cylinder is connected with link block (not shown) and work on cylinder fixed block 84
The dynamic idler wheel 86 being connected on link block.
The working method of the utility model is as follows:
Firstly, pretreated battery core is transmitted on bending station by transmission line, and by stopping lifting body will
Pallet stops limit, drives the top plate to move up by the first jacking cylinder and welding pallet is jacked up certain distance upwards,
Battery core is clamped by the first centering hold-down mechanism and the second centering hold-down mechanism respectively and is positioned, foldable component will be each in battery core
Tab carries out bending, and the cell polar ear after bending is carried out rolling, after tab rolling, first finally by tab rolling component
Centering hold-down mechanism and the second centering hold-down mechanism unclamp battery core, and the first jacking cylinder drives the top plate to move down, and stop
Jacking stops stopping, and pallet continues to advance to next station along transmission line traffic direction, and so far the utility model operation is all complete
At.
Although being disclosed by above embodiments to the utility model, the scope of the utility model is not limited to
In this, under conditions of conceiving without departing from the utility model, above each component can be understood similar with technical field personnel
Or equivalent element is replaced.
Claims (8)
1. a kind of cell polar ear bending rolling device, which is characterized in that described device includes: workbench (1), is set to the work
Two transmission lines (2) on platform, at least one piece is configured in for loading the welding pallet (3) of battery core on the transmission line (2),
It is respectively arranged on the workbench (1) and is located on the inside of two transmission lines (2) for will be transmitted to the welding support above it
Disk (3) stop and the blocking lifting body (4) that jacks up it upwards, is separately positioned on the of the transmission line (2) two sides
One centering hold-down mechanism (5) and the second centering hold-down mechanism (6), and it is separately positioned on the first centering hold-down mechanism (5)
And second on the outside of centering hold-down mechanism (6) for by the foldable component (7) of cell polar ear bending, and for by the battery core after bending
The tab rolling component (8) of tab rolling.
2. cell polar ear bending rolling device according to claim 1, which is characterized in that the blocking lifting body (4)
It include: to be installed on the workbench (1) and the jacking bottom plate (41) between two transmission lines (2), it is fixed respectively
Axle sleeve (42) and the first jacking cylinder (43) in the jacking bottom plate (41) bottom, are threaded through in each axle sleeve (42)
One end of first guiding axis (44), every first guiding axis (44) is hanging, and the other end passes through guide shaft support (45) and top
Plate (46) is affixed, and the movable end of first jacking cylinder (43) and top plate (46) are drivingly connected, and passes through the first jacking cylinder
(43) it drives the top plate (46) to move up and down, while each first guiding axis (44) being driven to stretch in the axle sleeve (42).
3. cell polar ear bending rolling device according to claim 2, which is characterized in that further include: it is set to the jacking
The stop cylinder seat (47) of bottom plate (41) side, and be mounted on the stop cylinder seat (47) and with the top plate (46) phase
To the stop cylinder (48) of setting.
4. cell polar ear bending rolling device according to claim 1, which is characterized in that the first centering hold-down mechanism
(5) include: centering unitized substructure (511), at least two the first axle sleeves in described pair on unitized substructure (511) are set
(512) and mini cylinder (513) it, is equipped with a guide rod (514), the guide rod (514) respectively in first axle sleeve (512)
One end pass through the first guide shaft support (515) and buffer mounting plate (516) Joint, the other end of two guide rods (514)
It is affixed by the second guide shaft support (517) and centering push rod (518), the movable end of the mini cylinder (513) with it is described right
Middle push rod (518) is flexibly connected, elastic by mini cylinder (513) driving centering push rod (518), and drives two simultaneously
Guide rod (514) is servo-actuated, the structure phase of the structure of the first centering hold-down mechanism (5) and the second centering hold-down mechanism (6)
Together.
5. cell polar ear bending rolling device according to claim 4, which is characterized in that the centering unitized substructure
(511) also set up on there are two bumper post (5111) and be set to the buffer mounting plate (516) on and with the buffering
Column (5111) is oppositely arranged and cooperates the oil buffer for limiting the centering push rod (518) with bumper post when cylinder is shunk
(5161)。
6. cell polar ear bending rolling device according to claim 1, which is characterized in that the foldable component (7) includes:
First support base (71), the one or three axis being arranged on first support base (71) translate mould group (72), the one or three axis
It translates and is slidably provided with the first rolling unit installing board (73) on the movable end of the Z axis of mould group (72), first rolling
It is installed on unit installing board (73) engagement plate (74), the engagement plate (74) is plate structure comprising interconnecting piece
(741), cylinder mounting portion (742) and upper connecting block mounting portion (743), on the upper connecting block mounting portion (743) and along linking
Plate length direction penetratingly offers multiple screw holes (7431) and two grooves (7432), the bottom portion of groove are opened with extending through
Equipped with through-hole (7433), wherein the interconnecting piece (741) is fixed by screws on the rolling unit installing board (73), institute
It states and is separately installed on cylinder mounting portion (742) lower air cylinder (75), be equipped with the second guiding respectively in the through-hole (7433)
Axis (76) and the Rectangular Spring (77) being sheathed on second guiding axis (76), one end of second guiding axis (76) pass through
Cap bag (761) set on its end is connected with upper connecting block (78), the other end of second guiding axis (76) then with rolling
Part (79) is connected.
7. cell polar ear bending rolling device according to claim 6, which is characterized in that lower air cylinder (75) are consolidated
Fixed end is separately mounted on the cylinder mounting portion (742), and the movable end of the lower air cylinder (75) is then movable with presser feet (710)
Connection.
8. cell polar ear bending rolling device according to claim 1, which is characterized in that the tab rolling component (8)
It include: the second support base (81), the two or three axis being arranged on second support base (81) translates mould group (82), and described second
The second rolling unit installing board (83) is slidably provided on the movable end of the Z axis of three axis translation mould group (82), described second
It is fixed with cylinder fixed block (84) in rolling unit installing board (83), slider cylinder is installed on the cylinder fixed block (84)
(85), the idler wheel (86) that the movable end of the slider cylinder is connected with link block and is movably connected on link block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821151292.9U CN209109888U (en) | 2018-07-18 | 2018-07-18 | A kind of cell polar ear bending rolling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821151292.9U CN209109888U (en) | 2018-07-18 | 2018-07-18 | A kind of cell polar ear bending rolling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209109888U true CN209109888U (en) | 2019-07-16 |
Family
ID=67196178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821151292.9U Active CN209109888U (en) | 2018-07-18 | 2018-07-18 | A kind of cell polar ear bending rolling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209109888U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293518A (en) * | 2019-07-31 | 2019-10-01 | 东莞市爱康电子科技有限公司 | A kind of folding ear playback mechanism |
| CN110884096A (en) * | 2019-12-23 | 2020-03-17 | 广东拓斯达科技股份有限公司 | FPC of electricity core mechanism of bending |
| CN112670553A (en) * | 2020-12-27 | 2021-04-16 | 深圳市诚捷智能装备股份有限公司 | Tab folding device |
| CN113369683A (en) * | 2021-06-04 | 2021-09-10 | 方超群 | Platinum crucible laser welding machine for preparing scintillation crystal |
| CN113714328A (en) * | 2021-08-31 | 2021-11-30 | 广东利元亨智能装备股份有限公司 | Tab bending roll leveling station and tab bending roll leveling method |
| CN114976183A (en) * | 2022-05-18 | 2022-08-30 | 佛山市天劲新能源科技有限公司 | Soft package battery rolling control method and device, electronic equipment and storage medium |
| CN110293518B (en) * | 2019-07-31 | 2024-05-31 | 东莞市爱康智能技术股份有限公司 | Folding ear homing mechanism |
-
2018
- 2018-07-18 CN CN201821151292.9U patent/CN209109888U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293518A (en) * | 2019-07-31 | 2019-10-01 | 东莞市爱康电子科技有限公司 | A kind of folding ear playback mechanism |
| CN110293518B (en) * | 2019-07-31 | 2024-05-31 | 东莞市爱康智能技术股份有限公司 | Folding ear homing mechanism |
| CN110884096A (en) * | 2019-12-23 | 2020-03-17 | 广东拓斯达科技股份有限公司 | FPC of electricity core mechanism of bending |
| CN110884096B (en) * | 2019-12-23 | 2024-05-28 | 东莞新能德科技有限公司 | FPC bending mechanism of electric core |
| CN112670553A (en) * | 2020-12-27 | 2021-04-16 | 深圳市诚捷智能装备股份有限公司 | Tab folding device |
| CN113369683A (en) * | 2021-06-04 | 2021-09-10 | 方超群 | Platinum crucible laser welding machine for preparing scintillation crystal |
| CN113369683B (en) * | 2021-06-04 | 2023-02-03 | 方超群 | Platinum crucible laser welding machine for preparing scintillation crystal |
| CN113714328A (en) * | 2021-08-31 | 2021-11-30 | 广东利元亨智能装备股份有限公司 | Tab bending roll leveling station and tab bending roll leveling method |
| CN114976183A (en) * | 2022-05-18 | 2022-08-30 | 佛山市天劲新能源科技有限公司 | Soft package battery rolling control method and device, electronic equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209109888U (en) | A kind of cell polar ear bending rolling device | |
| CN209119246U (en) | A kind of battery core automated processing equipment | |
| CN102398149B (en) | Press mounting clamping and positioning mechanism | |
| CN209109887U (en) | A kind of cell polar ear apparatus for bending | |
| CN209175762U (en) | Clamping device | |
| CN209889797U (en) | Battery cell pairing object streamline | |
| CN109986250B (en) | Multifunctional high-altitude automatic welding robot | |
| CN105460295B (en) | Clip claw mechanism | |
| CN103084823A (en) | Cylinder cover conduit and valve seat balance press fitting mechanism | |
| CN206748451U (en) | A kind of pneumatic palletizing mechanical arm fixture | |
| CN203018997U (en) | Cylinder cover conduit and valve seat balancing press-fitting mechanism | |
| CN208835034U (en) | A kind of four side normalizing devices | |
| CN205790249U (en) | The fitting device of lead-acid battery package machine | |
| CN103707123A (en) | Novel horizontal processing center | |
| CN209051661U (en) | A kind of battery core Mylar packaging facilities | |
| CN204348551U (en) | Automatic keyboard assembly machine | |
| CN217045159U (en) | Axle continuous welding conveying mechanism | |
| CN203918624U (en) | Horizontal Machining centers | |
| CN107010404A (en) | A kind of transfer centering placement mechanism of battery modules part | |
| CN206886177U (en) | A kind of transfer centering placement mechanism of battery modules part | |
| CN202344173U (en) | Flexible clamping device for automatic switchover | |
| CN202571642U (en) | Jacking device | |
| CN103594391B (en) | Solar cell module overturns inspection body | |
| CN109175979A (en) | A kind of floating assembly system for robotized plant's automation | |
| CN201345018Y (en) | Device for replacing probe frame |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |