CN210628413U - Electrode slice production and processing device - Google Patents
Electrode slice production and processing device Download PDFInfo
- Publication number
- CN210628413U CN210628413U CN201921637640.8U CN201921637640U CN210628413U CN 210628413 U CN210628413 U CN 210628413U CN 201921637640 U CN201921637640 U CN 201921637640U CN 210628413 U CN210628413 U CN 210628413U
- Authority
- CN
- China
- Prior art keywords
- rod
- connecting rod
- block
- assembly
- hinged
- 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
Images
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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The utility model discloses an electrode slice production processingequipment relates to electrode slice production and processing technical field, comprises a workbench, it send line subassembly and cutting assembly to be equipped with the friction on the workstation, the below of workstation is equipped with motor and link assembly, the utility model discloses simple structure, the simple operation can realize the friction through setting up link assembly and send the intermittent type nature pay-off of line subassembly, and pay-off distance at every turn fixed to send the line subassembly not interval of pay-off at the friction to realize the cutting segmentation to the electrode slice, and through a actuating mechanism, can be in order to realize intermittent type pay-off and cutting, reduce cost, the line subassembly that send in this device simultaneously can realize carrying the electrode slice of different thickness automatically to compress tightly it in transportation process, do not need the manual work to adjust, it is more convenient to use.
Description
Technical Field
The utility model relates to an electrode slice production and processing technical field, concretely relates to electrode slice production and processing device.
Background
Electrode slice is at the in-process of production, need carry the electrode slice of lapping to cutting assembly through material feeding unit, and cut through cutting assembly, during the cutting, material feeding assembly stops the pay-off, continue to send the line after the cutting is accomplished, present send line subassembly and cutting assembly to drive by two sets of drive assembly, and need positioning mechanism to confirm the electrode slice length of carrying, on the one hand need accurate control send line subassembly and cutting assembly's functioning speed, produce the error easily, on the other hand, equipment cost is higher, to some small-size production enterprises, and be not suitable for. In addition, current send line subassembly when carrying the electrode slice of different thickness, all need artifical manual regulation two to send the interval of line wheel, complex operation can't realize the self-adaptation.
Disclosure of Invention
An object of the utility model is to provide an electrode slice production processingequipment to solve the above-mentioned defect that leads to among the prior art.
The utility model provides an electrode slice production processingequipment, includes the workstation, it send line subassembly and cutting assembly to be equipped with the friction on the workstation, the below of workstation is equipped with motor and link assembly, and the motor passes through motor mounting bracket fixed mounting in the lower terminal surface of workstation, articulated rod among the link assembly is articulated with the removal board among the cutting assembly, ratchet among the link assembly and the friction send pivot fixed connection among the line subassembly, and the pivot rotation among the horizontal pole among the link assembly and the friction send the line subassembly to be connected, the friction is sent the line subassembly to be used for the transport of electrode slice and is realized the intermittent type nature transport of electrode slice through ratchet and pawl among the link assembly, cutting assembly is used for the cutting of electrode slice, and cutting assembly sends the line subassembly to stop sending the intermittent type period of line to realize the cutting of electrode slice through the articulated rod among the link assembly at the friction.
Preferably, the line subassembly is sent in the friction includes installs the installation piece in the mounting groove through L shape mounting panel, rotate through the pivot on the installation piece and be connected with down the friction pulley, be equipped with the font mounting panel on the up end of installation piece, the top of font mounting panel is equipped with the friction pulley on corresponding with lower friction pulley, and goes up the bilateral symmetry of friction pulley and be equipped with rather than the cross mounting panel of rotating the connection, be equipped with the support column of vertical setting on the font mounting panel, the support column runs through in the cross mounting panel and rather than sliding connection, the up end of support column is equipped with stopper one, reset spring one has been cup jointed on the support column, and reset spring one is located between stopper one and the cross mounting panel.
Preferably, the cutting assembly comprises a cutting assembly mounting frame installed on the workbench, a concave block and two guide blocks are arranged on the cutting assembly mounting frame, guide pillars are symmetrically arranged on the upper end face of the concave block, a second limiting block is arranged on the upper end face of each guide pillar, a moving plate is connected to each guide pillar in a sliding mode, a second reset spring is sleeved on each guide pillar, two reset springs are located between the concave block and the moving plate, a moving block penetrating through the concave block is arranged on the lower end face of the moving plate, the moving block is connected with the concave block in a sliding mode, and a cutter is arranged on the lower end face of the moving block.
Preferably, the connecting rod assembly comprises a first connecting rod, a second connecting rod, a supporting rod and a vertical guide sleeve, the supporting rod and the vertical guide sleeve are installed on the workbench, a vertical moving rod is connected in the vertical guide sleeve in a sliding mode, a hinge rod is hinged to the supporting rod, a pressing block is hinged to one end of the hinge rod, the other end of the hinge rod is provided with a sliding chute, the pressing block is located on the upper end face of the moving plate, the upper end of the vertical moving rod slides in the sliding chute and is hinged to the hinge rod, an upper wedge block is arranged at the lower end of the vertical moving rod, a horizontal guide sleeve is installed on the lower end face of the workbench through an installation strip, a horizontal moving rod is connected in the horizontal guide sleeve in a sliding mode, a lower wedge block matched with the upper wedge block is arranged at one end of the horizontal moving rod, the other end of, and one end of the third connecting rod is hinged with the other end of the second connecting rod, and the cross rod is hinged with a pawl matched with the ratchet wheel.
Preferably, the left end and the right end of the lower friction wheel are symmetrically provided with supporting blocks, and the supporting blocks are provided with guide grooves.
The utility model has the advantages that: simple structure, the simple operation, can realize the intermittent type nature pay-off that the friction sent the line subassembly through setting up link assembly, and pay-off distance is fixed at every turn, and send the interval of line subassembly not pay-off at the friction to realize the cutting segmentation to the electrode slice, and through a actuating mechanism, can be in order to realize intermittent type pay-off and cutting, and reduce cost, the line subassembly that send in this device simultaneously, can realize carrying the electrode slice of different thickness automatically, and compress tightly it in transportation process, do not need the manual work to adjust, it is more convenient to use.
Drawings
Fig. 1 and fig. 2 are schematic structural diagrams of the present invention with different viewing angles.
Fig. 3 is a schematic structural view of the connecting rod assembly and the cutting assembly of the present invention.
Fig. 4 is a schematic view of a part of the structure of the middle connecting rod assembly of the present invention.
Fig. 5 is a schematic structural view of the middle cutting assembly of the present invention.
Fig. 6 is a schematic view of a part of the structure of the middle friction wire feeding assembly of the present invention.
Wherein, 1-workbench, 11-mounting groove, 2-motor, 21-motor mounting rack, 3-friction wire feeding component, 31-mounting block, 32-L-shaped mounting plate, 33-concave mounting plate, 34-upper friction wheel, 35-cross mounting plate, 36-supporting column, 37-return spring I, 38-lower friction wheel, 39-limiting block I, 40-rotating shaft, 4-cutting component, 41-cutting component mounting rack, 42-guiding block, 43-concave block, 44-guiding column, 45-moving plate, 46-moving block, 47-cutter, 48-return spring II, 49-limiting block II, 5-connecting rod component, 51-supporting rod, 52-hinged rod, 53-vertical moving rod, 54-vertical guide sleeve, 55-upper wedge block, 56-lower wedge block, 57-horizontal moving rod, 58-horizontal guide sleeve, 59-mounting bar, 60-ratchet wheel, 61-pawl, 62-cross bar, 63-connecting rod I, 64-connecting rod II, 65-connecting rod III, 66-pressing block, 67-sliding groove, 6-electrode plate, 7-supporting block and 8-guiding groove.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1 to 6, an electrode plate production and processing device includes a workbench 1, a friction wire feeding assembly 3 and a cutting assembly 4 are arranged on the workbench 1, a motor 2 and a link assembly 5 are arranged below the workbench 1, the motor 2 is fixedly mounted on the lower end surface of the workbench 1 through a motor mounting frame 21, a hinge rod 52 in the link assembly 5 is hinged to a moving plate 45 in the cutting assembly 4, a ratchet 60 in the link assembly 5 is fixedly connected to a rotating shaft 40 in the friction wire feeding assembly 3, a cross rod 62 in the link assembly 5 is rotatably connected to the rotating shaft 40 in the friction wire feeding assembly 3, the friction wire feeding assembly 3 is used for conveying an electrode plate 7 and realizing intermittent conveying of the electrode plate 7 through a ratchet 60 and pawl 61 structure in the link assembly 5, the cutting assembly 4 is used for cutting the electrode plate 7, and the cutting assembly 4 realizes intermittent conveying through a hinge rod 52 in the link assembly 5 during an intermittent period when the friction wire feeding assembly 3 stops feeding Cutting the electrode sheet 7.
In this embodiment, the friction wire feeding assembly 3 includes an installation block 31 installed in the installation groove 11 through an L-shaped installation plate 32, a lower friction wheel 38 is rotatably connected to the installation block 31 through a rotating shaft 40, a concave-shaped installation plate 33 is arranged on the upper end face of the installation block 31, an upper friction wheel 34 corresponding to the lower friction wheel 38 is arranged above the concave-shaped installation plate 33, a cross-shaped installation plate 35 rotatably connected with the upper friction wheel 34 is symmetrically arranged on the front side and the rear side of the upper friction wheel 34, a vertically-arranged support column 36 is arranged on the concave-shaped installation plate 33, the support column 36 penetrates through the cross-shaped installation plate 35 and is slidably connected with the cross-shaped installation plate 35, a first limit block 39 is arranged on the upper end face of the support column 36, a first reset spring 37 is sleeved on the support column 36, and the first reset spring 37 is located between the first, the electrode plate 7 is placed between the upper friction wheel 34 and the lower friction wheel 38, the upper friction wheel 34 moves downwards under the action of the first return spring 37 to clamp the electrode plate 7, the electrode plate 7 can be suitable for conveying the electrode plates 7 with different thicknesses, and the electrode plates 7 are conveyed by the rotation of the friction wheels.
In this embodiment, the cutting assembly 4 includes a cutting assembly mounting bracket 41 mounted on the worktable 1, a concave block 43 and two guide blocks 42 are arranged on the cutting assembly mounting bracket 41, guide posts 44 are symmetrically arranged on the upper end surface of the concave block 43, a second limit block 49 is arranged on the upper end surface of the guide post 44, a moving plate 45 is slidably connected on the guide post 44, a second return spring 48 is sleeved on the guide post 44, the second return spring 48 is located between the concave block 43 and the moving plate 45, a moving block 46 penetrating through the concave block 43 is arranged on the lower end surface of the moving plate 45, the moving block 46 is slidably connected with the concave block 43, a cutter 47 is arranged on the lower end surface of the moving block 46, the moving plate 45 moves downwards under the pressure of the pressing block 66, the second return spring 48 contracts, the moving block 46 and the cutter 47 move downwards to cut the electrode plate 7, and when the pressing plate, the cutter 47 moves upward to complete one cutting.
In this embodiment, the connecting rod assembly 5 includes a first connecting rod 63, a second connecting rod 64, a supporting rod 51 and a vertical guide sleeve 54, the supporting rod 51 and the vertical guide sleeve 54 are installed on the workbench 1, the vertical guide sleeve 54 is connected with a vertical moving rod 53 in a sliding manner, the supporting rod 51 is hinged with a hinge rod 52, one end of the hinge rod 52 is hinged with a pressing block 66, the other end of the hinge rod 52 is provided with a sliding groove 67, the pressing block 66 is located on the upper end face of the moving plate 45, the upper end of the vertical moving rod 53 slides in the sliding groove 67 and is hinged with the hinge rod 52, the lower end of the vertical moving rod 53 is provided with an upper wedge 55, the lower end face of the workbench 1 is provided with a horizontal guide sleeve 58 through a mounting bar 59, the horizontal guide sleeve 58 is connected with a horizontal moving rod 57 in a sliding manner, one end of the horizontal moving rod 57 is provided with a lower wedge 56 matched with the upper wedge, a third connecting rod 65 is arranged on an output shaft of the motor 2, one end of the third connecting rod 65 is hinged with the other end of the second connecting rod 64, a pawl 61 matched with the ratchet 60 is hinged on the cross rod 62, the motor 2 rotates to drive the third connecting rod 65 to rotate, the second connecting rod 64 and the cross rod 62 swing left and right, meanwhile, the first connecting rod 63 enables the horizontal moving rod 57 to move left and right, the horizontal moving rod 57 moves right in the process of swinging the cross rod 62 to swing right, the pawl 61 swings right along the ratchet 60, the horizontal moving rod 57 drives the lower wedge block 56 to move right and enables the vertical moving rod 53 to move up through being matched with the upper wedge block 55, a press block 66 connected with the hinged rod 52 moves down through the lever principle, a return spring contracts and 45 moves down to finish cutting, the horizontal moving rod 57 moves left in the process of swinging the cross rod 62 to move left, the pawl 61 is matched with the ratchet 60 to, thereby driving the lower friction wheel 38 to rotate, realizing wire feeding, simultaneously moving the lower wedge block 56 to the left, resetting the second reset spring 48, driving the pressing plate to move upwards by the movable plate 45, and moving the vertical movable rod 53 downwards.
In this embodiment, the left end and the right end of the lower friction wheel 38 are symmetrically provided with the supporting blocks 8, the supporting blocks 8 are provided with the guide grooves 9, and the electrode plate 7 is placed in the guide grooves 9 and can be limited and guided through the guide grooves 9.
The working process and principle are as follows: the motor 2 rotates to drive the connecting rod III 65 to rotate, the cross rod 62 swings rightwards, the horizontal moving rod 57 moves rightwards, the pawl 61 swings rightwards along the ratchet wheel 60, the horizontal moving rod 57 drives the lower wedge block 56 to move rightwards, and the vertical moving rod 53 moves upwards through matching with the upper wedge block 55, by the lever principle, the pressing block 66 connected with the hinged rod 52 moves downwards, the return spring contracts, the moving plate 45 moves downwards to finish cutting, the motor 2 continues to rotate, the cross rod 62 swings leftwards, the horizontal moving rod 57 moves leftwards, the pawl 61 is matched with the ratchet 60 to drive the ratchet 60 and the rotating shaft 40 to rotate, thereby drive lower friction pulley 38 and rotate, realize sending the line, lower wedge 56 moves to the left simultaneously, and reset spring two 48 resets, and movable plate 45 drives the clamp plate and shifts up, and vertical carriage release lever 53 moves down, and each part resets, and motor 2 continues to rotate, realizes intermittent feeding to carry out the cutting to the electrode piece 7 of sending in the intermittence period.
Based on the above, the utility model discloses simple structure, the simple operation can realize the intermittent type nature pay-off that the friction sent line subassembly 3 through setting up link assembly 5, and pay-off distance is fixed at every turn, and send the interval of line subassembly 3 non-pay-off to realize the cutting segmentation to electrode slice 7 at the friction, and through a actuating mechanism, can be in order to realize intermittent type pay-off and cutting, and the cost is reduced, send the line subassembly in this device simultaneously, can realize carrying electrode slice 7 of different thickness automatically, and compress tightly it in transportation process, do not need the manual work to adjust, it is more convenient to use.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.
Claims (5)
1. The electrode plate production and processing device is characterized by comprising a workbench (1), wherein a friction wire feeding assembly (3) and a cutting assembly (4) are arranged on the workbench (1), a motor (2) and a connecting rod assembly (5) are arranged below the workbench (1), a hinged rod (52) in the connecting rod assembly (5) is hinged to a moving plate (45) in the cutting assembly (4), a ratchet wheel (60) in the connecting rod assembly (5) is fixedly connected with a rotating shaft (40) in the friction wire feeding assembly (3), a cross rod (62) in the connecting rod assembly (5) is rotatably connected with the rotating shaft (40) in the friction wire feeding assembly (3), the friction wire feeding assembly (3) is used for conveying an electrode plate (7) and realizes intermittent conveying of the electrode plate (7) through the ratchet wheel (60) and a pawl (61) in the connecting rod assembly (5), the cutting assembly (4) is used for cutting the electrode plate (7), and the cutting assembly (4) cuts the electrode plate (7) through a hinged rod (52) in the connecting rod assembly (5) in the intermittent period that the friction wire feeding assembly (3) stops wire feeding.
2. The electrode sheet production and processing device of claim 1, wherein: the friction wire feeding assembly (3) comprises an installation block (31) installed in the installation groove (11), the mounting block (31) is rotationally connected with a lower friction wheel (38) through a rotating shaft (40), a concave mounting plate (33) is arranged on the upper end surface of the mounting block (31), an upper friction wheel (34) corresponding to the lower friction wheel (38) is arranged above the concave mounting plate (33), and the two sides of the upper friction wheel (34) are symmetrically provided with cross-shaped mounting plates (35) which are rotationally connected with the upper friction wheel, a supporting column (36) which is vertically arranged is arranged on the concave mounting plate (33), the supporting column (36) penetrates through the cross-shaped mounting plate (35) and is connected with the cross-shaped mounting plate in a sliding way, a first limiting block (39) is arranged on the upper end surface of the supporting column (36), a first return spring (37) is sleeved on the supporting column (36), and the first return spring (37) is positioned between the first limit block (39) and the cross-shaped mounting plate (35).
3. The electrode sheet production and processing device of claim 2, wherein: cutting unit (4) is including installing cutting unit mounting bracket (41) on workstation (1), be equipped with concave block (43) and two guide blocks (42) on cutting unit mounting bracket (41), the up end symmetry of concave block (43) is equipped with guide pillar (44), the up end of guide pillar (44) is equipped with stopper two (49), and sliding connection has movable plate (45) on guide pillar (44), cup jointed reset spring two (48) on guide pillar (44), and reset spring two (48) are located between concave block (43) and movable plate (45), the lower terminal surface of movable plate (45) is equipped with movable block (46) that run through in concave block (43), movable block (46) and concave block (43) sliding connection, and the lower terminal surface of movable block (46) is equipped with cutter (47).
4. An electrode sheet production and processing device according to claim 3, characterized in that: the connecting rod assembly (5) comprises a first connecting rod (63), a second connecting rod (64), a supporting rod (51) and a vertical guide sleeve (54), the supporting rod (51) and the vertical guide sleeve (54) are installed on the workbench (1), a vertical moving rod (53) is connected in the vertical guide sleeve (54) in a sliding mode, an articulated rod (52) is hinged to the supporting rod (51), a pressing block (66) is hinged to one end of the articulated rod (52), a sliding groove (67) is formed in the other end of the articulated rod (67), the pressing block (66) is located on the upper end face of the moving plate (45), the upper end of the vertical moving rod (53) slides in the sliding groove (67) and is hinged to the articulated rod (52), an upper wedge block (55) is arranged at the lower end of the vertical moving rod (53), a horizontal guide sleeve (58) is installed on the lower end face of the workbench (1) through a mounting strip (59), a horizontal moving rod (57) is, the other end of the connecting rod I (63) is hinged to one end of the connecting rod I, one end, far away from the rotating shaft (40), of the cross rod (62) is hinged to the other end of the connecting rod I (63) and one end of the connecting rod II (64) respectively, a connecting rod III (65) is arranged on an output shaft of the motor (2), one end of the connecting rod III (65) is hinged to the other end of the connecting rod II (64), and a pawl (61) matched with the ratchet wheel (60) is hinged to the cross rod (62).
5. The electrode sheet production and processing device of claim 4, wherein: supporting blocks (8) are symmetrically arranged at the left end and the right end of the lower friction wheel (38), and guide grooves (9) are formed in the supporting blocks (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921637640.8U CN210628413U (en) | 2019-09-29 | 2019-09-29 | Electrode slice production and processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921637640.8U CN210628413U (en) | 2019-09-29 | 2019-09-29 | Electrode slice production and processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210628413U true CN210628413U (en) | 2020-05-26 |
Family
ID=70761384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921637640.8U Active CN210628413U (en) | 2019-09-29 | 2019-09-29 | Electrode slice production and processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210628413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029236A (en) * | 2021-03-05 | 2021-06-25 | 苏州市中辰昊科技有限公司 | Flexible transmission device applied to photovoltaic solar silicon plate printing machine |
-
2019
- 2019-09-29 CN CN201921637640.8U patent/CN210628413U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029236A (en) * | 2021-03-05 | 2021-06-25 | 苏州市中辰昊科技有限公司 | Flexible transmission device applied to photovoltaic solar silicon plate printing machine |
| CN113029236B (en) * | 2021-03-05 | 2021-11-26 | 苏州市中辰昊科技有限公司 | Flexible transmission device applied to photovoltaic solar silicon plate printing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111872433A (en) | Equidistant punching device for communication support | |
| CN205529626U (en) | Cutting machine | |
| CN108656168B (en) | Transverse cutting film trimming mechanism | |
| CN111452116A (en) | Plate fixed-length cutting device of composite plate production line | |
| CN218487353U (en) | Material shearing device | |
| CN210628413U (en) | Electrode slice production and processing device | |
| CN110000420A (en) | copper foil blank cutting machine | |
| CN105965159A (en) | Full-automatic saw bit welding machine | |
| CN210280510U (en) | Shearing device for copper wire production | |
| CN210389547U (en) | Bamboo wood cutting process is with high-efficient automatic feeding | |
| CN115090795B (en) | Steel wire rope fixed-distance cutting device | |
| CN110154249B (en) | Brittle plate shearing machine | |
| CN209577962U (en) | A kind of conducting wire shearing bar folder | |
| CN219053102U (en) | Bridge cut-off aluminium alloy is with cutting sawing machine convenient to press from both sides tightly | |
| CN208321706U (en) | A kind of high efficiency channel multi-functional apparatus for bending convenient to use | |
| CN217433183U (en) | Material device is driven in al-alloy door & window processing | |
| CN115870840A (en) | Basalt reinforced plastic plate forming edge trimming device and driving and controlling method | |
| CN113500241B (en) | Numerical control metal machining plate shearing machine | |
| CN213008982U (en) | Film covering device for bubbler assembly equipment | |
| CN210589739U (en) | Wood floor cutting machine | |
| CN212094580U (en) | Quick cutting device of panel | |
| CN211250137U (en) | Cutting device is used in packaging film production that yield is high | |
| CN210389326U (en) | Cutting equipment for producing sponge cleaning blocks | |
| CN216442611U (en) | Sponge cutting machine with adjustable cutting width | |
| CN219780531U (en) | Circuit board dividing mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |