CN213766143U - Adjustable paper cutting device - Google Patents
Adjustable paper cutting device Download PDFInfo
- Publication number
- CN213766143U CN213766143U CN202022678036.9U CN202022678036U CN213766143U CN 213766143 U CN213766143 U CN 213766143U CN 202022678036 U CN202022678036 U CN 202022678036U CN 213766143 U CN213766143 U CN 213766143U
- Authority
- CN
- China
- Prior art keywords
- paper cutting
- paper
- rotating shaft
- mounting bracket
- cutting device
- 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
- Nonmetal Cutting Devices (AREA)
Abstract
The utility model discloses a paper cutting device with adjustable, which comprises a slide rail, paper cutting mechanism and adjustment mechanism, set up to be one at least in slide rail and quantity in paper cutting mechanism slidable, adjustment mechanism installs in paper cutting mechanism and is used for adjusting the interval between each paper cutting mechanism, paper cutting mechanism includes the hand papercutter, installing support and rotary drive subassembly, the hand papercutter is installed in the installing support, install in the slide rail in installing support slidable, rotary drive subassembly is connected with hand papercutter power and is used for driving the hand papercutter rotatory, adjustment mechanism includes the linkage subassembly, the linkage subassembly is installed and is articulated each other in the linkage subassembly that installing support and each paper cutting mechanism correspond. The device is provided with a plurality of paper cutting mechanisms, so that the paper cutting efficiency is high; the paper cutting mechanisms are slidably arranged on the sliding rails, the adjustment of the distance between the paper cutting mechanisms can be realized through the adjusting mechanisms, and the paper cutting mechanism is suitable for cutting products with different specifications; the linkage assembly is arranged, synchronous adjustment of the spacing can be achieved, adjustment is convenient and rapid, and the spacing consistency is good.
Description
Technical Field
The utility model relates to a cut paper equipment field, in particular to cut paper device with adjustable.
Background
The tissue is widely used as toilet paper, and the production process of the tissue is as follows: the method comprises the steps of producing strip-shaped paper extraction base paper in advance, cutting the strip-shaped base paper into a plurality of small sections of paper extraction which meet the packaging specification, and packaging the sections of paper extraction. The existing paper cutting device adopts a single-cutter form, the raw paper is driven by an upper conveyor belt and a lower conveyor belt to be transported during working, the single cutter drives the single cutter to cut the raw paper to be processed downwards or upwards through a lifting device, the cutting of the raw paper to be processed is completed in the one-time up-down lifting stroke of the lifting device, and the operation is repeated until the raw paper is cut into a plurality of sections. This kind of paper cutting device action can only divide and surely go out one section paper extraction at every turn, need many times to move just can accomplish cutting of whole section body paper, consequently has the problem of cut paper inefficiency, leads to the dead time of treating the processing body paper long for this kind of paper cutting device's productivity is low, hardly adapts to large batch production requirement.
As shown in the utility model Chinese patent with patent number 201720257616.6, it discloses a device is cut to many sword rows of body paper, including the installation base, be equipped with two at least supports on the installation base side by side uniformly, the support top is a plane, and leave the interval between the two adjacent supports, all be equipped with rotary cutter under the position of each support, every rotary cutter installs respectively on the rocking arm, all rocking arms are all installed in same pivot, the pivot is installed on the installation base, and be equipped with on the installation base and be used for driving the rocking arm round pivot pivoted driving motor, when the rocking arm rotated, rotary cutter can the upswing under the drive of rocking arm and expose in the top of support. This many sword of body paper are arranged and are cut device is arranged the form of cutting through many sword, once only accomplish cutting to the body paper, compare with prior art, this many sword of body paper is arranged and is cut the cut paper of device and efficient, treats that the dead time of processing body paper is short to enable the productivity to obtain very big improvement, adapt to large batch production needs well.
However, although the cutting efficiency of the multi-blade row cutting device for base paper is obviously improved compared with that of single-blade cutting, the rotary cutter of the row cutting device is mounted on the bracket, and the bracket is fixedly mounted on the mounting base through fasteners such as screws. Therefore, the distance between the cutters of the existing multi-cutter paper cutting device can not be adjusted generally, and the application range is single; even can adjust, also need fasteners such as many screws of dismouting, the regulation process is loaded down with trivial details complicated, and needs adjust one by one, and the interval is hardly unified.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a paper cutting device with adjustable application scope is wide, adjust convenient, the synchronism is good, can solve one of above-mentioned problem at least.
According to the utility model discloses an aspect provides a paper cutting device with adjustable, which comprises a slide rail, paper cutting mechanism and adjustment mechanism, paper cutting mechanism slidable ground sets up to be one at least in slide rail and quantity, adjustment mechanism installs in paper cutting mechanism and is used for adjusting the interval between each paper cutting mechanism, paper cutting mechanism includes the hand papercutter, installing support and rotary drive subassembly, the hand papercutter is installed in the installing support, install in the slide rail in the installing support slidable ground, rotary drive subassembly is connected with hand papercutter power and is used for driving the hand papercutter rotatory, adjustment mechanism includes the linkage subassembly, the linkage subassembly is installed and is articulated each other in the linkage subassembly that installing support and each paper cutting mechanism correspond.
Therefore, the utility model provides a paper cutting device of brand-new structure, this paper cutting device's theory of operation does: the mounting bracket is driven to slide through the linkage assembly according to the required specification, the adjustment of the distance between the paper cutting mechanisms is completed, and after the adjustment is completed, the paper cutting mechanisms are driven to synchronously operate through the starting of the rotary driving assembly, so that the cutting is completed. The utility model is provided with a plurality of paper cutting mechanisms, and the paper cutting efficiency is high; the paper cutting mechanisms are slidably arranged on the sliding rails, the adjustment of the distance between the paper cutting mechanisms can be realized through the adjusting mechanisms, and the paper cutting mechanism is suitable for cutting products with different specifications; the linkage assembly is arranged, synchronous adjustment of the spacing can be achieved, adjustment is convenient and rapid, and the spacing consistency is good.
In some embodiments, the bottom of the mounting bracket is provided with a slider which is slidably fitted with the slide rail, and the mounting bracket is slidably mounted on the slide rail through the slider. Therefore, the guiding performance is good, and the sliding process is smooth.
In some embodiments, the linkage assemblies further include a mounting shaft, the mounting shaft is mounted at the bottom of the mounting bracket, each linkage assembly includes two mutually crossing linkage arms, the two linkage arms are sleeved on the periphery of the mounting shaft and are arranged in a staggered manner, and the end portions of the linkage arms of two adjacent linkage assemblies are mutually hinged to form a closed quadrangle with a variable area. Therefore, the linkage arms are connected with each other to form a connecting rod structure, and the linkage effect and the synchronism are good.
In some embodiments, one end of each linkage arm is provided with a connecting hole, and the other end of each linkage arm is provided with a connecting shaft which is matched with the connecting hole. Therefore, the linkage arms can be quickly positioned and disassembled conveniently.
In some embodiments, the mounting shaft is mounted to the bottom of the mounting bracket in a central position at the bottom of the mounting bracket. Thereby, stability of the sliding process can be ensured.
In some embodiments, the rotary driving assembly includes a driving member and a second rotating shaft, the mounting bracket of each paper cutting mechanism is sleeved on the periphery of the second rotating shaft, the paper cutter of each paper cutting mechanism is in transmission connection with the second rotating shaft, and the driving end of the driving member is in power connection with the second rotating shaft and is used for driving the second rotating shaft to rotate. Therefore, the driving piece drives the second rotating shaft to rotate, the paper cutter is driven to rotate, and the paper is cut.
In some embodiments, the second axis of rotation has a cross-section in the shape of a regular polygon. Therefore, the second rotating shaft with the cross section in the regular polygon shape can effectively drive the paper cutter to rotate and can ensure the smooth sliding of the paper cutting mechanism when the distance is adjusted.
In some embodiments, the cutting blade of each cutting mechanism is drivingly connected to the second rotatable shaft by a drive belt.
In some embodiments, the paper cutting mechanism further comprises a first rotating shaft and a first synchronizing wheel, the rotary driving assembly further comprises a second synchronizing wheel, the first rotating shaft is rotatably mounted on the mounting bracket, the paper cutter is sleeved at one end of the first rotating shaft, the first synchronizing wheel is sleeved at the other end of the first rotating shaft, the second synchronizing wheel is mounted on the mounting bracket and sleeved at the periphery of the second rotating shaft, and the first synchronizing wheel and the second synchronizing wheel are in transmission connection through a transmission belt. From this, the driving piece drives the second axis of rotation rotatoryly, and the second axis of rotation drives the second synchronizing wheel rotatoryly, and the second synchronizing wheel drives first synchronizing wheel rotatoryly through the belt, and first synchronizing wheel drives first axis of rotation rotatoryly, and first axis of rotation drives the paper cutter rotatoryly, and then accomplishes the cutting to the paper. Therefore, the transmission process is stable, and the cutting efficiency is high.
In some embodiments, the paper cutters of adjacent paper cutting mechanisms are arranged in a staggered manner, and the paper cutting mechanisms with the paper cutters located on the same straight line are driven by the same rotary driving assembly, and the rotary driving assemblies are in two groups. From this, adjacent paper cutting mechanism's hand knife dislocation set, the paper that is more narrower than the bearing frame width of hand knife of being convenient for cut, application scope is wider.
The utility model has the advantages that:
the utility model provides a paper cutting device of brand-new structure, this paper cutting device's theory of operation does: the mounting bracket is driven to slide through the linkage assembly according to the required specification, the adjustment of the distance between the paper cutting mechanisms is completed, and after the adjustment is completed, the paper cutting mechanisms are driven to synchronously operate through the starting of the rotary driving assembly, so that the cutting is completed. The utility model is provided with a plurality of paper cutting mechanisms, and the paper cutting efficiency is high; the paper cutting mechanisms are slidably arranged on the sliding rails, the adjustment of the distance between the paper cutting mechanisms can be realized through the adjusting mechanisms, and the paper cutting mechanism is suitable for cutting products with different specifications; the linkage assembly is arranged, synchronous adjustment of the spacing can be achieved, adjustment is convenient and rapid, and the spacing consistency is good.
Drawings
Fig. 1 is a schematic perspective view of an adjustable paper cutting device according to an embodiment of the present invention;
fig. 2 is a second schematic perspective view of an adjustable paper cutting device according to an embodiment of the present invention;
FIG. 3 is a schematic bottom view of the adjustable paper cutting device shown in FIG. 1;
FIG. 4 is a schematic front view of the adjustable paper cutting device shown in FIG. 1;
FIG. 5 is a schematic perspective view of the adjustable paper cutting device shown in FIG. 1 after adjusting the spacing between the paper cutting mechanisms;
fig. 6 is a schematic bottom view of the adjustable paper cutting device shown in fig. 5.
Reference numerals in fig. 1 to 6: 1-a slide rail; 2-a paper cutting mechanism; 3-an adjusting mechanism; 21-a paper cutter; 22-a mounting bracket; 23-a rotary drive assembly; 24-a first rotating shaft; 25-a first synchronizing wheel; 26-a slide block; 31-a linkage assembly; 32-mounting shaft; 231-second rotational axis; 232-a transmission belt; 233-a second synchronizing wheel; 311-linkage arm; 311 a-connecting hole; 311 b-connecting shaft.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 to 6 schematically show an adjustable paper cutting device according to an embodiment of the present invention.
As shown in fig. 1 to 6, the adjustable paper cutting device includes a slide rail 1, a paper cutting mechanism 2, and an adjusting mechanism 3. The paper cutting mechanisms 2 are slidably arranged on the slide rails 1, the number of the paper cutting mechanisms is at least one, and the adjusting mechanisms 3 are mounted on the paper cutting mechanisms 2 and used for adjusting the distance between the paper cutting mechanisms 2. The cutting mechanism 2 includes a cutter 21, a mounting bracket 22, and a rotary drive assembly 23. The cutter 21 is mounted to a mounting bracket 22, and the mounting bracket 22 is slidably mounted to the slide rail 1. The rotation driving assembly 23 is power-connected to the cutter 21 and serves to drive the cutter 21 to rotate. The adjustment mechanism 3 includes linkage assemblies 31, the linkage assemblies 31 are mounted to the mounting bracket 22, and the linkage assemblies 31 corresponding to the respective paper cutting mechanisms 2 are hinged to each other.
The bottom of the mounting bracket 22 is provided with a sliding block 26 which is in sliding fit with the sliding rail 1, and the mounting bracket 22 is slidably mounted on the sliding rail 1 through the sliding block 26. Therefore, the guiding performance is good, and the sliding process is smooth. The number of the slide rails 1 of the present embodiment is two, and the two slide rails are respectively installed at both ends of the mounting bracket 22 in the length direction, and two sliders 26 are provided at the bottom of each corresponding mounting bracket 22. To ensure the distance synchronization, the distance between the sliding blocks 26 nested on each sliding rail 1 can be set to be equal.
The linkage assemblies 31 further comprise installation shafts 32, the installation shafts 32 are installed at the bottoms of the installation supports 22, each linkage assembly 31 comprises two linkage arms 311 which are mutually crossed, the two linkage arms 311 are sleeved on the peripheries of the installation shafts 32 and are arranged in a staggered mode, and the end portions of the linkage arms 311 of two adjacent linkage assemblies 31 are mutually hinged to form a closed quadrangle with a variable area. Therefore, the linkage arms 311 are connected with each other to form a connecting rod structure, and the linkage effect and the synchronism are good.
One end of each linkage arm 311 is provided with a connecting hole 311a, the other end is provided with a connecting shaft 311b, and the connecting shaft 311b is matched with the connecting hole 311 a. Therefore, the linkage arms 311 are convenient to quickly position and disassemble.
The utility model discloses an adjustment mechanism 3 can direct manual regulation, also can realize semi-automatic or full automatically regulated. Such as: the adjusting mechanism 3 of the present embodiment may further include driving structures such as a telescopic cylinder, the driving end of the driving structure is fixedly connected to the mounting bracket 22, and the mounting bracket 22 is driven to slide by the telescopic driving of the driving structures, so that the distance can be automatically adjusted.
The mounting shaft 32 is mounted to the bottom of the mounting bracket 22 and is centered on the bottom of the mounting bracket 22. Thereby, stability of the sliding process can be ensured.
The rotary drive assembly 23 includes a drive member and a second rotary shaft 231. The mounting bracket 22 of each paper cutting mechanism 2 is fitted around the outer periphery of the second rotating shaft 231, and the paper cutter 21 of each paper cutting mechanism 2 is drivingly connected to the second rotating shaft 231. The driving end of the driving member is power-connected to the second rotating shaft 231 for driving the second rotating shaft 231 to rotate. The driving member of the present embodiment may be a general motor or a servo motor. The driving end of the driving member is power-connected to the second rotating shaft 231 through a coupling or the like. Thus, the driving member drives the second rotating shaft 231 to rotate, and drives the paper cutter 21 to rotate, thereby completing the cutting of the paper.
The second rotating shaft 231 has a cross-section of a regular polygon. Therefore, the second rotating shaft 231 having a regular polygonal cross section can not only effectively drive the paper cutter 21 to rotate, but also ensure smooth sliding of the paper cutting mechanism 2 when adjusting the pitch.
The cutter 21 of each of the cutting mechanisms 2 is drivingly connected to the second rotating shaft 231 via a belt 232.
The paper cutting mechanism 2 further includes a first rotating shaft 24 and a first synchronizing wheel 25, and the rotary drive assembly 23 further includes a second synchronizing wheel 233, and the first rotating shaft 24 may be rotatably mounted to the mounting bracket 22 through a bearing housing. The cutter 21 is fitted around one end of the first rotating shaft 24, and the first synchronizing wheel 25 is fitted around the other end of the first rotating shaft 24. The second timing wheel 233 may be mounted to the mounting bracket 22 through a bearing housing and sleeved on the outer circumference of the second rotating shaft 231. The first synchronizing wheel 25 and the second synchronizing wheel 233 are drivingly connected by a belt 232. Therefore, the driving member drives the second rotating shaft 231 to rotate, the second rotating shaft 231 drives the second synchronizing wheel 233 to rotate, the second synchronizing wheel 233 drives the first synchronizing wheel 25 to rotate through the belt, the first synchronizing wheel 25 drives the first rotating shaft 24 to rotate, the first rotating shaft 24 drives the paper cutting knife 21 to rotate, and then the paper is cut. Therefore, the transmission process is stable, and the cutting efficiency is high.
The paper cutters 21 of adjacent paper cutting mechanisms 2 are arranged in a staggered manner, the paper cutting mechanisms 2 with the paper cutters 21 positioned on the same straight line are driven by the same rotary driving assembly 23, and the rotary driving assemblies 23 are divided into two groups. Therefore, the paper cutters 21 of the adjacent paper cutting mechanisms 2 are arranged in a staggered mode, so that paper narrower than the width of the bearing seats of the paper cutters 21 can be cut conveniently, and the application range is wider.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. The adjustable paper cutting device is characterized by comprising a slide rail (1), a paper cutting mechanism (2) and an adjusting mechanism (3), the paper cutting mechanism (2) can be arranged on the slide rail (1) in a sliding way and the number of the paper cutting mechanism is at least one, the adjusting mechanism (3) is arranged on the paper cutting mechanisms (2) and is used for adjusting the distance between the paper cutting mechanisms (2), the paper cutting mechanism (2) comprises a paper cutter (21), a mounting bracket (22) and a rotary driving component (23), the paper cutter (21) is arranged on the mounting bracket (22), the mounting bracket (22) is slidably arranged on the sliding rail (1), the rotary driving component (23) is in power connection with the paper cutter (21) and is used for driving the paper cutter (21) to rotate, the adjusting mechanism (3) comprises linkage assemblies (31), the linkage assemblies (31) are mounted on the mounting support (22), and the linkage assemblies (31) corresponding to the paper cutting mechanisms (2) are hinged to each other.
2. The adjustable paper cutting device according to claim 1, characterized in that the bottom of the mounting bracket (22) is provided with a slide block (26) which is slidably matched with the slide rail (1), and the mounting bracket (22) is slidably mounted on the slide rail (1) through the slide block (26).
3. The adjustable paper cutting device according to claim 2, wherein the adjusting mechanism (3) further comprises a mounting shaft (32), the mounting shaft (32) is mounted at the bottom of the mounting bracket (22), each linkage assembly (31) comprises two linkage arms (311) which are crossed with each other, the two linkage arms (311) are sleeved on the periphery of the mounting shaft (32) and are arranged in a staggered manner, and the ends of the linkage arms (311) of two adjacent linkage assemblies (31) are hinged to each other to form a closed quadrangle with a variable area.
4. The adjustable paper cutting device as claimed in claim 3, wherein one end of each linkage arm (311) is provided with a connecting hole (311a), and the other end is provided with a connecting shaft (311b), and the connecting shaft (311b) is matched with the connecting hole (311 a).
5. The adjustable paper cutting device according to claim 3, wherein the mounting shaft (32) is mounted to the bottom of the mounting bracket (22) at a central position of the bottom of the mounting bracket (22).
6. The adjustable paper cutting device according to any one of claims 1 to 5, wherein the rotary driving assembly (23) comprises a driving member and a second rotating shaft (231), the mounting bracket (22) of each paper cutting mechanism (2) is sleeved on the periphery of the second rotating shaft (231), the paper cutter (21) of each paper cutting mechanism (2) is in transmission connection with the second rotating shaft (231), and the driving end of the driving member is in power connection with the second rotating shaft (231) and is used for driving the second rotating shaft (231) to rotate.
7. The adjustable paper cutting device according to claim 6, wherein the second rotating shaft (231) has a cross section in the shape of a regular polygon.
8. The adjustable paper cutting device according to claim 6, characterized in that the rotary drive assembly (23) further comprises a drive belt (232), and the cutting blade (21) of each cutting mechanism (2) is in transmission connection with the second rotation shaft (231) through the drive belt (232).
9. The adjustable paper cutting device according to claim 8, wherein the paper cutting mechanism (2) further comprises a first rotating shaft (24) and a first synchronizing wheel (25), the rotary driving assembly (23) further comprises a second synchronizing wheel (233), the first rotating shaft (24) is rotatably mounted on the mounting bracket (22), the paper cutter (21) is sleeved on one end of the first rotating shaft (24), the first synchronizing wheel (25) is sleeved on the other end of the first rotating shaft (24), the second synchronizing wheel (233) is mounted on the mounting bracket (22) and sleeved on the periphery of the second rotating shaft (231), and the first synchronizing wheel (25) and the second synchronizing wheel (233) are in transmission connection through a transmission belt (232).
10. The adjustable paper cutting device according to any one of claims 1 to 5, wherein the paper cutters (21) of adjacent paper cutting mechanisms (2) are arranged in a staggered manner, all the paper cutting mechanisms (2) with the paper cutters (21) located on the same straight line are driven by the same rotary driving assembly (23), and the rotary driving assemblies (23) are divided into two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022678036.9U CN213766143U (en) | 2020-11-18 | 2020-11-18 | Adjustable paper cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022678036.9U CN213766143U (en) | 2020-11-18 | 2020-11-18 | Adjustable paper cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213766143U true CN213766143U (en) | 2021-07-23 |
Family
ID=76917625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022678036.9U Active CN213766143U (en) | 2020-11-18 | 2020-11-18 | Adjustable paper cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213766143U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112277065A (en) * | 2020-11-18 | 2021-01-29 | 年云飚 | Adjustable paper cutting device |
-
2020
- 2020-11-18 CN CN202022678036.9U patent/CN213766143U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112277065A (en) * | 2020-11-18 | 2021-01-29 | 年云飚 | Adjustable paper cutting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213766143U (en) | Adjustable paper cutting device | |
| CN111055331A (en) | Full-automatic filament cutter is used in dried bamboo shoot processing convenient to adjust and shred width | |
| CN113084887A (en) | Equidistance partition structure and bean products processing are with automatic stripping and slicing device | |
| CN112277065A (en) | Adjustable paper cutting device | |
| CN111869451A (en) | Garden design trimmer and trimming method thereof | |
| CN108858391B (en) | Multi-group sausage three-side cutting machine | |
| CN209868723U (en) | Automatic slicing device for dried bamboo shoot slices and dried bamboo shoot shreds | |
| CN111409120A (en) | Cutting assembly for sticky food slicing system | |
| CN216701473U (en) | Fixed-length cutting conveying device for noodle processing | |
| CN220864121U (en) | Food processing and dicing device | |
| CN215920640U (en) | Crosscut discharging device | |
| CN217414157U (en) | Ginseng slice structure for extracting ginseng | |
| CN216853630U (en) | Full-automatic noodle cutting machine for noodle processing | |
| CN215684715U (en) | Root-pruning test bed of clamping and pulling type garlic harvester | |
| CN112237291B (en) | Comb cutting platform falls of self-adaptation banana fruit spike stalk | |
| CN219027612U (en) | Jerky slitting device | |
| CN217861520U (en) | Bean curd cross cutting machine | |
| CN215395476U (en) | Metal steel wire type radix puerariae slicing device | |
| CN114193543A (en) | Herbal pieces-locate mode section device | |
| CN221872264U (en) | Ointment subsides tailors device | |
| CN217072620U (en) | Cutting device for production of protective film | |
| CN218052993U (en) | Solid cream side slicer | |
| CN215881784U (en) | Shredded meat cutting device | |
| CN219359627U (en) | Adjustable filament cutter | |
| CN216152522U (en) | A slicer device for root of kudzu vine intelligence stripping and slicing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |