CN215707346U - Manual flat steel collecting device and section steel collecting system - Google Patents
Manual flat steel collecting device and section steel collecting system Download PDFInfo
- Publication number
- CN215707346U CN215707346U CN202120882848.7U CN202120882848U CN215707346U CN 215707346 U CN215707346 U CN 215707346U CN 202120882848 U CN202120882848 U CN 202120882848U CN 215707346 U CN215707346 U CN 215707346U
- Authority
- CN
- China
- Prior art keywords
- flat steel
- steel
- roller way
- collecting
- flat
- 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
Landscapes
- Basic Packing Technique (AREA)
Abstract
The utility model relates to a flat steel manual collection device which comprises a flat steel conveying roller way, wherein at least one group of qualified flat steel collection mechanisms are arranged on the flat steel conveying roller way; the qualified flat steel collecting mechanism comprises a flat steel conveying line and a manual bundling machine arranged at the tail end of the flat steel conveying line; the band steel conveying line comprises a chain conveyor and a trolley type rail conveyor, the chain conveyor is connected with the trolley type rail conveyor through a slide carriage with a slope, and the manual bundling machine is arranged at the tail end of a rail of the trolley type rail conveyor. Still relate to in addition and be configured this artifical collection system of shaped steel of band steel. The flat steel conveying line adopting the chain conveyor, the slide carriage and the trolley type rail conveyor is energy-saving and convenient to operate, can be well matched with the manual bundling operation pace, can automatically complete the stacking operation of the flat steel by utilizing the height difference between the conveying trolley and the slide carriage, reduces the workload of manual stacking, and reduces the labor intensity.
Description
Technical Field
The utility model belongs to the technical field of section steel production, and particularly relates to a flat steel manual collecting device and a section steel collecting system with the flat steel manual collecting device.
Background
Due to market demands, the types of section steel have a diversified trend. At present, flat steel and H shaped steel etc. sharing are produced the line usually, do not design flat steel collection device alone according to the shape characteristics of flat steel, and the collection pile up neatly mode of H shaped steel etc. is not enough to the flat steel adaptability, and the flat steel is less because of thickness moreover, collects the passageway with other shaped steel sharing and causes the product easily to obscure, influence production order etc..
SUMMERY OF THE UTILITY MODEL
The utility model relates to a flat steel manual collecting device and a section steel collecting system provided with the same, which can at least solve part of defects in the prior art.
The utility model relates to a manual flat steel collecting device which comprises a flat steel conveying roller way, wherein at least one qualified flat steel offline node is arranged on the flat steel conveying roller way, and each qualified flat steel offline node is provided with a group of qualified flat steel collecting mechanisms; when a plurality of groups of qualified flat steel collecting mechanisms are arranged, all the qualified flat steel collecting mechanisms are arranged at intervals along the conveying direction of the flat steel conveying roller way;
the qualified flat steel collecting mechanism comprises a flat steel conveying line and a manual bundling machine arranged at the tail end of the flat steel conveying line; band steel supply line includes chain conveyor and dolly formula rail transport machine, chain conveyor with dolly formula rail transport machine links up through the carriage apron that has the slope, artifical bundling machine arrange in dolly formula rail transport machine's track is terminal.
As one embodiment, the qualified flat steel node of inserting the line adopts step-by-step line machine and corresponds the flat steel transportation line of qualified flat steel collection mechanism to link up, step-by-step line machine includes holds in the palm the steel rack and is used for driving to hold in the palm the steel rack from the qualified flat steel node of inserting the line step-by-step subassembly to flat steel transportation line department.
As one of the implementation modes, short flat steel inserting nodes are further arranged on the flat steel conveying roller way and are provided with short flat steel collecting mechanisms.
As an embodiment, the short flat steel offline node is located at the tail end of the flat steel conveying roller way.
As one embodiment, the short flat steel collecting mechanism comprises a changed-size saw and a changed-size flat steel collecting rack, a changed-size saw input roller way is connected with the flat steel conveying roller way, and a changed-size saw output roller way is connected with the changed-size flat steel collecting rack.
As one embodiment, the length-changing saw output roller way is connected with the length-changing flat steel collecting rack through a turning steel feeding mechanism;
the steel mechanism in the upset includes a plurality of upset arms and upset drive structure, every upset arm middle part articulate on changing the roller frame of saw rollout table or articulate change on changing the chi band steel collection rack to the hinge axial direction is on a parallel with the direction of delivery who changes the chi saw rollout table, and the power arm pole of upset arm middle part pin joint one side with thereby the upset drive structure is connected and is made the free arm pole of upset arm middle part pin joint opposite side have get steel position and last steel position get steel position, free arm pole is arranged in changing chi saw rollout table go up the steel position, free arm pole is close to change the chi band steel collection rack and unload.
In one embodiment, a steel supporting part for supporting the protection profile steel in the overturning process is arranged on the free arm rod in a protruding mode, and the distance between the steel supporting part and the tail end of the free arm rod is not smaller than the width of the flat steel.
As one embodiment, the steel bearing table surface of the modified flat steel collecting rack forms an included angle with the horizontal plane and is arranged from one end, close to the modified saw output roller way, to one end, far away from the modified saw output roller way, in a downward inclined manner, and a stopping portion is arranged at one end, far away from the modified saw output roller way, of the modified flat steel collecting rack.
The utility model also relates to a section steel collecting system which comprises a feeding rack, a feeding roller way and the flat steel manual collecting device, wherein the feeding roller way is connected with the steel conveying wire inlet end of the feeding rack, and the flat steel manual collecting device is connected with the steel conveying wire of the feeding rack.
In one embodiment, a lifting roller table is arranged on the steel conveying line of the feeding rack, and the conveying direction of the lifting roller table is perpendicular to the steel conveying direction of the feeding rack and is connected with the flat steel conveying roller table.
The utility model has at least the following beneficial effects:
according to the manual flat steel collecting device, the flat steel conveying line of the chain conveyor, the slide carriage and the trolley type track conveyor is adopted, so that the energy is saved, the operation is convenient, the manual bundling operation pace can be well matched, the stacking operation of the flat steel can be automatically completed by utilizing the height difference between the conveying trolley and the slide carriage, the workload of manual stacking is reduced, and the labor intensity is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic plan view showing a section steel collecting system according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic plane structure diagram of a short flat steel collecting mechanism provided by the embodiment of the utility model;
fig. 4 is a schematic structural diagram of an overturning steel feeding mechanism provided by an embodiment of the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a flat steel manual collection device, which includes a flat steel conveying roller way 42, wherein at least one qualified flat steel offline node is arranged on the flat steel conveying roller way 42, and each qualified flat steel offline node is provided with a group of qualified flat steel collection mechanisms 43; when there are a plurality of sets of the qualified flat steel collecting mechanisms 43, the qualified flat steel collecting mechanisms 43 are arranged at intervals along the conveying direction of the flat steel conveying roller way 42.
In this embodiment, the qualified flat steel offline node is multiple, for example, two qualified flat steel offline nodes are selected, so that on one hand, the rolling production step of the flat steel can be well matched with the collecting bundling operation step of the flat steel according to the production process, and the smooth production can be ensured, and on the other hand, the normal operation that only one group of qualified flat steel collecting mechanism 43 is arranged and the production is affected when the qualified flat steel collecting mechanism 43 fails can be avoided.
Further, as shown in fig. 2, the qualified flat steel collecting mechanism 43 includes a flat steel transporting line and a manual binder 433 disposed at the end of the flat steel transporting line. In one embodiment, the flat steel transport line comprises a chain conveyor 4321 and a trolley type rail conveyor 4323, the chain conveyor 4321 is connected with the trolley type rail conveyor 4323 through a slide carriage 4322 with a slope, the manual bundling machine 433 is arranged at the rail end of the trolley type rail conveyor 4323, the chain conveyor 4321 can convey single or rows of flat steel to the slide carriage 4322, each flat steel smoothly and orderly slides down onto the transport trolley of the trolley type rail conveyor 4323 through the slide carriage 4322 under the action of gravity, and an operator manually operates or automatically drives the transport trolley to move to the rail end and then can manually stack and bundle the flat steel. The flat steel conveying line is energy-saving, convenient to operate, capable of well matching manual bundling operation pace, capable of automatically completing stacking operation of flat steel by utilizing the height difference between the conveying trolley and the slide carriage 4322, capable of reducing workload of manual stacking and capable of reducing labor intensity.
It will be understood that the transport direction of the above-mentioned flat steel transport line is perpendicular to the transport direction of the flat steel rollerway 42. The flat steel needs to be transferred from the flat steel conveying roller 42 to a flat steel conveying line, and in one embodiment, a lifting roller or a lifting conveying chain mode can be adopted; in further embodiments, the qualified flat steel off-line node is engaged with a flat steel transportation line corresponding to the qualified flat steel collecting mechanism 43 using a stepping off-line machine, which includes a steel support rack 4311 and a stepping assembly 4312 for driving the steel support rack 4311 to step from the qualified flat steel off-line node to the flat steel transportation line. The stepping assembly 4312 may be a conventional stepping device, and the specific structure thereof is not described herein; generally, the steel supporting rack 4311 includes a plurality of steel supporting plates arranged at intervals along the conveying direction of the flat steel conveying roller way 42, each steel supporting plate can be lifted and lowered between two adjacent conveying rollers so as to be settled into the flat steel conveying roller way 42 and the flat steel conveying line, and can be matched with other steel supporting plates to support the flat steel or place the flat steel on the flat steel conveying line; the steel support rack 4311 has a first step position where the steel support rack 4311 can be lowered into the flat steel conveying roller 42 or raised from the flat steel conveying roller 42 to support the flat steel, i.e., the projection of the steel support rack 4311 on the horizontal plane overlaps with the projection of the flat steel conveying roller 42 on the horizontal plane, and a second step position where the steel support rack 4311 can be lowered into the flat steel conveying line from directly above the flat steel conveying line to place the flat steel on the flat steel conveying line, i.e., the projection of the steel support rack 4311 on the horizontal plane overlaps with the projection of the flat steel conveying line on the horizontal plane, and the step of the steel support rack 4311 from the first step position to the second step position corresponds to a step pitch of the step assembly 4312.
Further preferably, as shown in fig. 1, a short flat steel inserting node is further arranged on the flat steel conveying roller way 42, and the short flat steel inserting node is provided with a short flat steel collecting mechanism 44, so that the short flat steel can be collected. Preferably, the short flat steel off-line node is located at the tail end of the flat steel conveying roller way 42; obviously, the same arrangement of the qualified flat steel offline nodes can also be adopted at the short flat steel offline nodes, for example, a stepping offline machine is arranged.
The short flat steel collecting mechanism 44 may adopt a conventional section steel collecting device; as a preferable scheme of this embodiment, as shown in fig. 3, the short flat steel collecting mechanism 44 includes a re-sizing saw 442 and a re-sizing flat steel collecting rack 443, the re-sizing saw run-in table 4421 is connected to the flat steel conveying table 42, and the re-sizing saw run-out table 4422 is connected to the re-sizing flat steel collecting rack 443. On the premise of finishing the operation of collecting the unqualified flat steel, the length-changing saw 442 is arranged, so that the unqualified flat steel can be sawed into a set short fixed length or the defect part of the flat steel is sawed, and the unqualified flat steel can be collected and recycled conveniently.
The length-changing saw input roller way 4421 is preferably parallel to the flat steel conveying roller way 42, so that equipment can be conveniently arranged; in one embodiment, when the conveying direction of the flat steel conveying roller way 42 is opposite to the conveying direction of the variable-length saw input roller way 4421, the layout of the equipment can be compact, and the occupied area can be reduced. Obviously, in this scheme, a certain distance is provided between the variable-length saw input roller table 4421 and the flat steel conveying roller table 42, and the two are preferably connected by a rotary steel taking mechanism and a transition conveying line 441, wherein the rotary steel taking mechanism is connected with the transition conveying line 441 and the flat steel conveying roller table 42, the rotary steel taking mechanism is a conventional device in the field, and the specific structure is not described herein again.
Further preferably, as shown in fig. 3, there are multiple sets of transition conveying lines 441, each transition conveying line 441 is sequentially arranged along the conveying direction of the flat steel conveying roller 42, and the transition conveying lines 441 put into operation may be one or multiple sets to meet the requirements for transporting flat steels of different sizes, so as to ensure smooth production. In this embodiment, two sets of transition conveying lines 441 are arranged, so that the transfer requirements of flat steels with different lengths can be met.
Further preferably, the length-changed saw output roller table 4422 is connected with the length-changed flat steel collecting rack 443 through a turning steel feeding mechanism; as shown in fig. 4, the turning and feeding mechanism includes a plurality of turning arms 4441 and a turning driving structure 4442, each turning arm 4441 is hinged at the middle thereof to the roll frame of the modified saw run-out table 4422 or to the modified flat steel collecting table 443, and the hinge axis is axially parallel to the conveying direction of the modified saw run-out table 4422, and a power arm rod on one side of the hinge point of the middle of the turning arm 4441 is connected to the turning driving structure 4442 so that a free arm rod on the other side of the hinge point of the middle of the turning arm 4441 has a steel taking position where the free arm rod is located in the modified saw run-out table 4422 and a steel taking position where the free arm rod is close to the modified flat steel collecting table 443 for discharging. Obviously, each turning arm 4441 should be operated synchronously, so that the power arm levers of each turning arm 4441 are connected through a synchronous connecting rod, and then one of the power arm levers is driven by the turning driving structure 4442 or the synchronous connecting rod is driven to operate; the turning driving structure 4442 may be a conventional driving device, such as a hydraulic cylinder, the housing of the hydraulic cylinder is hinged to the roller frame at the inlet end of the scale-changing run-out table or hinged to the scale-changing flat steel collecting platform 443, and the output end of the hydraulic cylinder is hinged to the corresponding rod; the turning driving structure 4442 can drive the turning arm 4441 to rotate around the middle hinged shaft, and after the section steel is lifted from the scale-changing output roller way, the section steel continues to rotate until the section steel is put on the scale-changing flat steel collecting rack 443. The turnover steel feeding mechanism is simple in structure and high in working reliability.
Further preferably, as shown in fig. 4, the free arm rod is provided with a steel supporting part (not labeled) protruding thereon for supporting the profile steel during the turning process, and the distance between the steel supporting part and the end of the free arm rod is not less than the width of the profile steel. When the turning arm 4441 rotates around the middle hinge shaft, the section steel on the free arm rod tends to slide due to the self weight, and the steel supporting part can better prevent the sliding tendency, so that the section steel can be smoothly transported to the improved flat steel collecting rack 443, and the safety of section steel products and equipment is ensured. The steel supporting part can be triangular, the steel supporting surface which is used for being in contact with the section steel is an inclined surface which has an included angle with the length direction of the free arm rod, and the section steel can be smoothly placed on the scale-changed flat steel collecting rack 443 while the function of supporting and protecting the section steel is achieved.
Further preferably, as shown in fig. 4, the steel-bearing table surface of the changed length flat steel collecting table 443 forms an angle with the horizontal plane and is arranged to be inclined downwards from one end close to the changed length saw output roller table 4422 to one end far away from the changed length saw output roller table 4422, and a stopper is arranged at one end far away from the changed length saw output roller table 4422. Based on this design, the shaped steel of holding on putting to changing chi band steel and collecting rack 443 can be according to the dead weight gliding, is convenient for change collection, pile up neatly and the bundle operation of chi shaped steel, can improve production efficiency.
As shown in fig. 1, an embodiment of the present invention further provides a section steel collecting system, which includes a feeding rack 1, a feeding roller table 2 connected to the steel conveying line inlet end of the feeding rack 1, and the above-mentioned manual flat steel collecting device, where the flat steel conveying roller table 42 is connected to the steel conveying line of the feeding rack 1.
For the connection between the flat steel conveying roller 42 and the steel conveying wire of the feeding rack, preferably, a lifting roller is arranged on the steel conveying wire of the feeding rack 1, and the conveying direction of the lifting roller is perpendicular to the steel conveying direction of the feeding rack 1 and is connected with the flat steel conveying roller 42. The lifting roller table is a conventional structure in the art, and the specific structure and arrangement thereof in the steel conveying line of the feeding bench 1 are easily known to those skilled in the art, and will not be described in detail herein.
Further, above-mentioned feeding rack 1 still can dispose other shaped steel collecting channel, for example at feeding rack steel transmission line end joining round steel collecting channel 3, this round steel collecting channel 3 can adopt conventional round steel collecting device, and this is not repeated here.
Through for feeding rack 1 configuration a plurality of steel output outlets and dispose different shaped steel collection passageways correspondingly, make a set of system can satisfy the production demand of different types of steel, reduce equipment quantity, place configuration and manufacturing cost.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a artifical collection device of band steel which characterized in that: the flat steel collection device comprises a flat steel conveying roller way, wherein at least one qualified flat steel inserting-out node is arranged on the flat steel conveying roller way, and each qualified flat steel inserting-out node is provided with a group of qualified flat steel collection mechanisms; when a plurality of groups of qualified flat steel collecting mechanisms are arranged, all the qualified flat steel collecting mechanisms are arranged at intervals along the conveying direction of the flat steel conveying roller way;
the qualified flat steel collecting mechanism comprises a flat steel conveying line and a manual bundling machine arranged at the tail end of the flat steel conveying line; band steel supply line includes chain conveyor and dolly formula rail transport machine, chain conveyor with dolly formula rail transport machine links up through the carriage apron that has the slope, artifical bundling machine arrange in dolly formula rail transport machine's track is terminal.
2. The manual flat steel collecting device of claim 1, characterized in that: the qualified flat steel node of inserting the line adopts step-by-step line winding machine and corresponds the flat steel transportation line that qualified flat steel collected the mechanism and link up, step-by-step line winding machine includes holds in the palm the steel rack and is used for driving to hold in the palm the steel rack from the qualified flat steel node of inserting the line step-by-step subassembly to flat steel transportation line department.
3. The manual flat steel collecting device of claim 1, characterized in that: the flat steel conveying roller way is further provided with short flat steel off-line nodes, and the short flat steel off-line nodes are provided with short flat steel collecting mechanisms.
4. The manual flat steel collecting device according to claim 3, characterized in that: and the short flat steel off-line node is positioned at the tail end of the flat steel conveying roller way.
5. The manual flat steel collecting device according to claim 3, characterized in that: the short flat steel collecting mechanism comprises a changed-size saw and a changed-size flat steel collecting rack, a changed-size saw input roller way is connected with the flat steel conveying roller way, and a changed-size saw output roller way is connected with the changed-size flat steel collecting rack.
6. The manual flat steel collecting device according to claim 5, characterized in that: the scale-changing saw output roller way is connected with the scale-changing flat steel collecting rack through a turning steel feeding mechanism;
the steel mechanism in the upset includes a plurality of upset arms and upset drive structure, every upset arm middle part articulate on changing the roller frame of saw rollout table or articulate change on changing the chi band steel collection rack to the hinge axial direction is on a parallel with the direction of delivery who changes the chi saw rollout table, and the power arm pole of upset arm middle part pin joint one side with thereby the upset drive structure is connected and is made the free arm pole of upset arm middle part pin joint opposite side have get steel position and last steel position get steel position, free arm pole is arranged in changing chi saw rollout table go up the steel position, free arm pole is close to change the chi band steel collection rack and unload.
7. The manual flat steel collecting device according to claim 6, characterized in that: the upper protrusion of the free arm rod is provided with a steel supporting part for supporting and protecting the section steel in the overturning process, and the distance between the steel supporting part and the tail end of the free arm rod is not smaller than the width of the flat steel.
8. The manual flat steel collecting device according to claim 6, characterized in that: the steel bearing table surface of the changed-size flat steel collecting table frame forms an included angle with the horizontal plane and inclines downwards from one end, close to the changed-size saw output roller way, of the changed-size flat steel collecting table frame to the end, far away from the changed-size saw output roller way, of the changed-size flat steel collecting table frame, and a stopping portion is arranged at one end, far away from the changed-size saw output roller way, of the changed-size flat steel collecting table frame.
9. The utility model provides a shaped steel collecting system, includes the feeding rack and with the feeding roll table that the defeated copper wire entry end of feeding rack links up, its characterized in that: the manual flat steel collecting device of any one of claims 1 to 8, further comprising a flat steel conveying roller table which is connected with the steel conveying wires of the feeding rack.
10. The section steel collecting system according to claim 9, wherein: and a lifting roller way is arranged on the steel conveying line of the feeding rack, and the conveying direction of the lifting roller way is perpendicular to the steel conveying direction of the feeding rack and is connected with the flat steel conveying roller way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120882848.7U CN215707346U (en) | 2021-04-27 | 2021-04-27 | Manual flat steel collecting device and section steel collecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120882848.7U CN215707346U (en) | 2021-04-27 | 2021-04-27 | Manual flat steel collecting device and section steel collecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215707346U true CN215707346U (en) | 2022-02-01 |
Family
ID=80029984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120882848.7U Active CN215707346U (en) | 2021-04-27 | 2021-04-27 | Manual flat steel collecting device and section steel collecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215707346U (en) |
-
2021
- 2021-04-27 CN CN202120882848.7U patent/CN215707346U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212668243U (en) | Feeding and conveying device for plate edge sealing production line | |
| CN112374155A (en) | Glass processing transmission line, glass production line and glass processing transmission method | |
| CN216784743U (en) | Steel plate transport vehicle capable of carrying steel plates in multiple directions and steel plate transport system | |
| CN201485076U (en) | Waterproof coiled material stacking device | |
| CN215707346U (en) | Manual flat steel collecting device and section steel collecting system | |
| CN210364590U (en) | Steel pipe collecting and weighing integrated machine | |
| CN215696005U (en) | Steel conveying device with short ruler removing function and section collecting system | |
| CN216613008U (en) | Transfer chain buffer memory structure | |
| CN215466263U (en) | Section steel collection device | |
| CN214452234U (en) | Chain conveying marshalling for baked bricks | |
| CN215467068U (en) | Multichannel shaped steel collecting system | |
| CN214988526U (en) | Feeding mechanism, receiving mechanism and uninterrupted continuous sanding production line | |
| CN209871863U (en) | Loading attachment is used in label paper production | |
| CN113104608A (en) | High-efficient daily porcelain loading and unloading kiln machine | |
| CN111674888A (en) | Vertical flat steel row collecting device | |
| CN218289300U (en) | Product conveying line | |
| CN213976074U (en) | Glass processing transmission line and glass production line | |
| CN220906160U (en) | Transportation and distribution equipment | |
| CN219566713U (en) | Pipeline and rotary pipeline equipment | |
| CN220787402U (en) | Automatic stacking machine for flat pipe turnover box | |
| CN211392935U (en) | Assembly line | |
| CN215508158U (en) | Laser cleaning self-adaptive transmission device | |
| CN111238229B (en) | Continuous discharging system of zirconium core sintering tunnel kiln | |
| CN220033304U (en) | Feeding device for sectional materials | |
| CN214878105U (en) | Lifting type feeding mechanism for cover making sheet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |