CN217241463U - Weeding device convenient to adjust weeding degree of depth - Google Patents
Weeding device convenient to adjust weeding degree of depth Download PDFInfo
- Publication number
- CN217241463U CN217241463U CN202220226958.2U CN202220226958U CN217241463U CN 217241463 U CN217241463 U CN 217241463U CN 202220226958 U CN202220226958 U CN 202220226958U CN 217241463 U CN217241463 U CN 217241463U
- Authority
- CN
- China
- Prior art keywords
- weeding
- rod
- box
- fixed
- bottom plate
- 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.)
- Expired - Fee Related
Links
- 238000009333 weeding Methods 0.000 title claims abstract description 84
- 238000005520 cutting process Methods 0.000 claims abstract description 11
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 9
- 238000011084 recovery Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 8
- 238000004064 recycling Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims 1
- 244000309464 bull Species 0.000 abstract 2
- 241000196324 Embryophyta Species 0.000 description 12
- 238000003860 storage Methods 0.000 description 6
- 101100441413 Caenorhabditis elegans cup-15 gene Proteins 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 241001494496 Leersia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
Landscapes
- Soil Working Implements (AREA)
Abstract
The utility model belongs to the technical field of weeding device, especially, be a weeding device convenient to adjust weeding degree of depth, including bottom plate and weeding box, the wheel is installed to the lower extreme of bottom plate, and the lower extreme of bottom plate is provided with the bracing piece to the inside of bracing piece is run through there is the bull stick, the end department of bull stick is fixed with the bolt, and the distolateral spout of having seted up of bolt, the pivot is installed to the lower extreme that rotates the motor, and the lower extreme of pivot is provided with the grass-cutting wheel, the upper end of rotating the motor is fixed with the connecting band, and the upper end of connecting band is connected with the connecting rod to the end department of connecting rod installs the handle, the distolateral of handle is provided with the containing box, and the fixed surface of containing box has the dog. This weeding device convenient to adjust weeding degree of depth is provided with the collection box, utilizes the adsorptivity of fan, and the grass that will cut off is collected and is recycled, reduces the time of managing, and simple structure, and the dismouting is convenient to be convenient for adjust weeding degree of depth, have good practicality.
Description
Technical Field
The utility model relates to a weeding technical field specifically is a weeding device convenient to adjust weeding degree of depth.
Background
Weeder is used widely in life, and the application scope is wider, has: pruning, afforestation sight spot garden is pruned, field weeding etc. is also more and more frequent along with the weeding device application in the life, also finds to have some problems:
1. most of weeding devices are fixed in structure, convenient and inconvenient to adjust weeding positions, incapable of adapting to weeds with different heights to be treated simultaneously, greatly reduced in working efficiency and increased in working time and energy;
2. after weeding device cuts off weeds, still need the manual work to go the clearance again, bring very big inconvenience for the user, and install the bottom unstable a bit, influence the placing of grass-cutting wheel, its practicality is low.
In order to solve the problems, innovative design is urgently needed on the basis of the original weeding device convenient for adjusting the weeding depth.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a weeding device convenient to adjust the degree of depth of weeding to propose the current weeding device of being convenient for adjust the degree of depth of weeding among the solution above-mentioned background art, be not convenient for adjust, work efficiency is low, and it is long when increasing to weed, poor stability, the problem of practicality.
In order to achieve the above object, the utility model provides a following technical scheme: a weeding device convenient for adjusting weeding depth comprises a bottom plate and a weeding box body, wherein wheels are installed at the lower end of the bottom plate, a supporting rod is arranged at the lower end of the bottom plate, a rotating rod penetrates through the inside of the supporting rod, a bolt is fixed at the end of the rotating rod, a sliding groove is formed in the end side of the bolt, a sliding block is arranged inside the sliding groove, a limiting rod is fixed at the end side of the sliding block, the weeding box body is installed at the upper end of the bottom plate, a fan is arranged at the upper end of the weeding box body, a fixing rod is arranged at the end side of the weeding box body, a handrail is installed at the end of the fixing rod, a partition plate is fixed inside the weeding box body, a recovery box is arranged at the end side of the partition plate, a sucker is installed at the lower end of the recovery box, an air suction pipe is fixed at the upper end of the recovery box, a hook is fixed at the end side of the air suction pipe, and rubber bands are arranged on the periphery side of the hook, and the lower extreme of rubber band is connected with the filter screen, the internally mounted of weeding box has the rotation motor, and the lower extreme that rotates the motor is provided with the backup pad, the end department of backup pad is provided with the movable block, and the week side of movable block has seted up the shifting chute, the lower extreme that rotates the motor is installed the pivot, and the lower extreme of pivot is provided with grass cutting wheel, the upper end of rotating the motor is fixed with the connecting band, and the upper end of connecting band is connected with the connecting rod to the end department of connecting rod installs the handle, the distolateral storage box that is provided with of handle, and the fixed surface of storage box has the dog.
Preferably, a connecting and mounting structure is formed between the rotating rod and the bottom plate through a bolt, and an overturning and mounting structure is formed between the bottom plate and the supporting rod through the rotating rod.
Preferably, the limiting rod and the sliding block are integrally welded, and the limiting rod and the sliding groove form a sliding installation structure through the sliding block.
Preferably, adopt embedded setting between collection box and the weeding box, and adopt mutual parallel arrangement between collection box and the fan.
Preferably, the filter screen and the hook form a connecting and mounting device through a rubber band, and the filter screen and the air suction pipe form a connecting and mounting structure through the hook.
Preferably, a sliding installation structure is formed between the support plate and the moving groove through a moving block, and the support plate and the weeding box body are arranged in an embedded mode.
Compared with the prior art, the beneficial effects of the utility model are that: the weeding device convenient for adjusting the weeding depth is provided with the recycling box, collects and recycles the cut grass by utilizing the adsorbability of the fan, reduces the cleaning time, has a simple structure, is convenient and quick to assemble and disassemble, is convenient for adjusting the weeding depth, and has good practicability;
1. the device is characterized in that a supporting plate is arranged in a weeding box body, moving blocks are fixed at two ends of the supporting plate, the moving blocks can move up and down in a moving groove, a rotating motor is placed at the upper end of the supporting plate, a handle at the end side of a containing box is manually rotated, a connecting belt drives the rotating motor and the supporting plate to move upwards or downwards, and after the handle is adjusted to a proper height, the handle is inwards extruded, so that a stop block on the surface of the containing box blocks a plurality of rods of the handle and limits the handle to slide, the rotating motor at the upper end of the supporting plate can be stabilized at a certain height, the height is convenient to adjust, and the device is suitable for weeding work at different depths;
2. the collection box has been placed in the inside of weeding box, and the upper end is provided with the fan, start the fan, inside the sucking disc is passed to suction through the aspiration channel, preceding grass cutting wheel cuts off weeds after, the inside of collection box is then inhaled with the weeds that cuts off to the sucking disc, reduce clearance time again, increase work efficiency, and the welding has the couple at the distolateral side of aspiration channel, the rubber band that utilizes the filter screen upper end can advance the filter screen and connect the end department at the aspiration channel, avoid weeds to get into the fan at the people's in-process of inhaling, influence fan work, and manually stir the rubber band, can take down the filter screen and clear up, moreover, the steam generator is simple in structure, the dismouting of being convenient for.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the connecting structure of the supporting rod and the bottom plate of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;
fig. 4 is the schematic view of the connection structure of the storage box and the handle of the present invention.
In the figure: 1. a base plate; 2. a wheel; 3. a support bar; 4. a rotating rod; 5. a bolt; 6. a chute; 7. a slider; 8. a limiting rod; 9. a weeding box body; 10. a fan; 11. fixing the rod; 12. a handrail; 13. a partition plate; 14. a recycling bin; 15. a suction cup; 16. an air suction pipe; 17. hooking; 18. a rubber band; 19. a filter screen; 20. rotating the motor; 21. a support plate; 22. a moving block; 23. a moving groove; 24. a rotating shaft; 25. a grass cutting wheel; 26. a connecting belt; 27. a connecting rod; 28. a handle; 29. a storage box; 30. and a stop block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a weeding device convenient for adjusting weeding depth comprises a bottom plate 1, wheels 2, a support rod 3, a rotating rod 4, bolts 5, a sliding groove 6, a sliding block 7, a limiting rod 8, a weeding box body 9, a fan 10, a fixed rod 11, a handrail 12, a partition plate 13, a recycling box 14, a suction cup 15, an air suction pipe 16, a hook 17, a rubber band 18, a filter screen 19, a rotating motor 20, a support plate 21, a moving block 22, a moving groove 23, a rotating shaft 24, a mowing wheel 25, a connecting belt 26, a connecting rod 27, a handle 28, a storage box 29 and a stop block 30, wherein the wheels 2 are installed at the lower end of the bottom plate 1, the support rod 3 is arranged at the lower end of the bottom plate 1, the rotating rod 4 penetrates through the supporting rod 3, the bolts 5 are fixed at the ends of the rotating rod 4, the sliding groove 6 is formed in the end side of the bolts 5, the sliding block 7 is arranged in the sliding groove 6, the limiting rod 8 is fixed on the end side of the sliding block 7, the weeding box body 9 is installed at the upper end of the bottom plate 1, a fan 10 is arranged at the upper end of the weeding box body 9, a fixed rod 11 is arranged at the end side of the weeding box body 9, a handrail 12 is arranged at the end head of the fixed rod 11, a partition plate 13 is fixed inside the weeding box body 9, a recovery box 14 is arranged at the end side of the partition plate 13, a suction disc 15 is arranged at the lower end of the recovery box 14, an air suction pipe 16 is fixed at the upper end of the recovery box 14, a hook 17 is fixed at the end side of the air suction pipe 16, a rubber band 18 is arranged on the peripheral side of the hook 17, a filter screen 19 is connected at the lower end of the rubber band 18, a rotating motor 20 is arranged inside the weeding box body 9, a support plate 21 is arranged at the lower end of the rotating motor 20, a moving block 22 is arranged at the end head of the support plate 21, a moving groove 23 is arranged on the peripheral side of the moving block 22, a rotating shaft 24 is arranged at the lower end of the rotating motor 20, a grass cutting wheel 25 is arranged at the lower end of the rotating shaft 24, a connecting belt 26 is fixed at the upper end of the rotating motor 20, the upper end of the connecting belt 26 is connected with a connecting rod 27, a handle 28 is installed at the end of the connecting rod 27, a containing box 29 is arranged at the end side of the handle 28, and a stop block 30 is fixed on the surface of the containing box 29;
furthermore, a connecting and mounting structure is formed between the rotating rod 4 and the bottom plate 1 through a bolt 5, an overturning and mounting structure is formed between the bottom plate 1 and the supporting rod 3 through the rotating rod 4, the supporting rod 3 is arranged at the lower end of the bottom plate 1, the rotating rod 4 penetrates through the supporting rod 3, two ends of the rotating rod 4 are fixed on the end side of the bottom plate 1 through the bolt 5, after weeding work is completed, the supporting rod 3 can be manually taken down, the weeding box body 9 can be stably placed through the combination of the supporting rod 3 and the wheels 2, friction between the ground and the grass cutting wheel 25 is reduced, and the service life of the weeding box body is prolonged;
furthermore, the limiting rod 8 and the sliding block 7 are integrally welded, a sliding installation structure is formed between the limiting rod 8 and the sliding groove 6 through the sliding block 7, the sliding block 7 is fixed at the end of the limiting rod 8, the sliding block 7 is manually shifted, so that the sliding block 7 drives the limiting rod 8 to move in the sliding groove 6, when the supporting rod 3 needs to be folded, the limiting rod 8 is manually moved to the lower end of the supporting rod 3, the supporting rod 3 is prevented from falling off, the occupied space is reduced, and the operation is convenient and fast;
furthermore, the recovery box 14 and the weeding box body 9 are arranged in an embedded mode, the recovery box 14 and the fan 10 are arranged in parallel, the recovery box 14 is placed inside the weeding box body 9, the fan 10 is arranged at the upper end of the weeding box body, the fan 10 is started, the suction force of the suction pipe 16 is transmitted to the inside of the suction cup 15, the suction cup 15 sucks the cut weeds into the recovery box 14 after the front weed cutting wheel 25 cuts the weeds, the re-cleaning time is shortened, and the working efficiency is improved;
furthermore, a connecting and mounting device is formed between the filter screen 19 and the hook 17 through a rubber band 18, a connecting and mounting structure is formed between the filter screen 19 and the air suction pipe 16 through the hook 17, the hook 17 is welded on the end side of the air suction pipe 16, the filter screen 19 can be connected to the end of the air suction pipe 16 through the rubber band 18 at the upper end of the filter screen 19, weeds are prevented from entering the fan 10 in the process of sucking people to influence the work of the fan 10, the rubber band 18 is manually pulled, the filter screen 19 can be taken down for cleaning, and the connecting and mounting device is simple in structure and convenient to disassemble and assemble;
furthermore, a sliding installation structure is formed between the support plate 21 and the moving groove 23 through the moving block 22, and the support plate 21 and the weeding box body 9 are arranged in an embedded manner, a supporting plate 21 is arranged in the weeding box body 9, moving blocks 22 are fixed at two ends of the supporting plate 21, the moving blocks 22 can move up and down in a moving groove 23, a rotating motor 20 is placed at the upper end of the supporting plate 21, a handle 28 at the end side of a containing box 29 is manually rotated, a connecting belt 26 drives the rotating motor 20 and the supporting plate 21 to move upwards or downwards, after adjusting to a proper height, the handle 28 is pressed inward, so that the stopper 30 on the surface of the storage box 29 blocks several rods of the handle 28, the handle 28 is limited to slide, the rotating motor 20 at the upper end of the supporting plate 21 can be stabilized at a certain height for height adjustment, which is suitable for weeding at different depths.
The working principle is as follows: when the weeding device convenient for adjusting the weeding depth is used, the supporting rod 3 is firstly retracted, then the handle 28 at the end side of the containing box 29 is manually rotated, the connecting belt 26 drives the rotating motor 20 and the supporting plate 21 to move upwards or downwards, after the proper height is adjusted, the handle 28 is pressed inwards, so that the stop block 30 on the surface of the containing box 29 blocks a plurality of rods of the handle 28, the handle 28 is limited to slide, after the rotating motor 20 at the upper end of the supporting plate 21 can be stabilized at a certain height, the rotating motor 20 is started to enable the grass cutting wheel 25 to start to work, then the fan 10 is started, the handrail 12 is held by hand, the wheel 2 is utilized to push the weeding box body 9 to move in any direction, finally the grass cutting wheel 25 cuts off weeds, the fan 10 operates, the suction force of the suction pipe 16 is transmitted to the inside of the suction cup 15, the suction cup 15 sucks the cut-off weeds into the inside of the recovery box 14, the cleaning time is shortened, the weeding depth is integrally convenient to adjust, and the working efficiency is improved.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a weeding device convenient to adjust weeding degree of depth, includes bottom plate (1) and weeding box (9), its characterized in that: the weeding machine is characterized in that wheels (2) are installed at the lower end of the bottom plate (1), a supporting rod (3) is arranged at the lower end of the bottom plate (1), a rotating rod (4) penetrates through the inside of the supporting rod (3), a bolt (5) is fixed at the end of the rotating rod (4), a sliding groove (6) is formed in the end side of the bolt (5), a sliding block (7) is arranged inside the sliding groove (6), a limiting rod (8) is fixed at the end side of the sliding block (7), a weeding box body (9) is installed at the upper end of the bottom plate (1), a fan (10) is arranged at the upper end of the weeding box body (9), a fixing rod (11) is arranged at the end side of the weeding box body (9), a handrail (12) is installed at the end of the fixing rod (11), a partition plate (13) is fixed inside the weeding box body (9), and a recovery box (14) is arranged at the end side of the partition plate (13), the lower end of the recycling box (14) is provided with a sucker (15), the upper end of the recycling box (14) is fixed with an air suction pipe (16), the end side of the air suction pipe (16) is fixed with a hook (17), the circumferential side of the hook (17) is provided with a rubber band (18), the lower end of the rubber band (18) is connected with a filter screen (19), the weeding box body (9) is internally provided with a rotating motor (20), the lower end of the rotating motor (20) is provided with a support plate (21), the end part of the support plate (21) is provided with a moving block (22), the circumferential side of the moving block (22) is provided with a moving groove (23), the lower end of the rotating motor (20) is provided with a rotating shaft (24), the lower end of the rotating shaft (24) is provided with a grass cutting wheel (25), the upper end of the rotating motor (20) is fixed with a connecting belt (26), and the upper end of the connecting belt (26) is connected with a connecting rod (27), and a handle (28) is arranged at the end of the connecting rod (27), a containing box (29) is arranged at the end side of the handle (28), and a stop block (30) is fixed on the surface of the containing box (29).
2. A weeding apparatus for facilitating adjustment of weeding depth according to claim 1, wherein: a connecting and mounting structure is formed between the rotating rod (4) and the bottom plate (1) through a bolt (5), and an overturning mounting structure is formed between the bottom plate (1) and the supporting rod (3) through the rotating rod (4).
3. A weeding apparatus for facilitating adjustment of weeding depth according to claim 1, wherein: adopt welding integration setting between gag lever post (8) and slider (7), and constitute the slidable mounting structure through slider (7) between gag lever post (8) and spout (6).
4. A weeding apparatus for facilitating adjustment of weeding depth according to claim 1, wherein: the recycling box (14) and the weeding box body (9) are arranged in an embedded mode, and the recycling box (14) and the fan (10) are arranged in parallel.
5. A weeding apparatus for facilitating adjustment of weeding depth according to claim 1, wherein: the filter screen (19) and the hook (17) form a connecting and mounting device through a rubber band (18), and the filter screen (19) and the air suction pipe (16) form a connecting and mounting structure through the hook (17).
6. A weeding apparatus for facilitating adjustment of weeding depth according to claim 1, wherein: a sliding installation structure is formed between the support plate (21) and the moving groove (23) through a moving block (22), and the support plate (21) and the weeding box body (9) are arranged in an embedded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220226958.2U CN217241463U (en) | 2022-01-27 | 2022-01-27 | Weeding device convenient to adjust weeding degree of depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220226958.2U CN217241463U (en) | 2022-01-27 | 2022-01-27 | Weeding device convenient to adjust weeding degree of depth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217241463U true CN217241463U (en) | 2022-08-23 |
Family
ID=82903721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220226958.2U Expired - Fee Related CN217241463U (en) | 2022-01-27 | 2022-01-27 | Weeding device convenient to adjust weeding degree of depth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217241463U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116952292A (en) * | 2023-09-21 | 2023-10-27 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Vehicle-mounted movable organic pollutant monitoring and analyzing device |
-
2022
- 2022-01-27 CN CN202220226958.2U patent/CN217241463U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116952292A (en) * | 2023-09-21 | 2023-10-27 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Vehicle-mounted movable organic pollutant monitoring and analyzing device |
| CN116952292B (en) * | 2023-09-21 | 2023-12-12 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Vehicle-mounted movable organic pollutant monitoring and analyzing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217241463U (en) | Weeding device convenient to adjust weeding degree of depth | |
| CN208191320U (en) | A kind of anticlogging gardens lawn mower | |
| CN109258076B (en) | Multifunctional mower | |
| CN204518493U (en) | A kind of self-rotary garden lawn trimmer | |
| CN208924737U (en) | A kind of tea plant trimming machine being conveniently replaceable blade | |
| CN215702490U (en) | Improved dust suction device for wood processing | |
| CN214592931U (en) | Gardening and gardening weeding device with storage function | |
| CN212660595U (en) | Electronic environmental protection equipment of mowing with collect residue function | |
| CN214126050U (en) | Agricultural weeding device for agricultural facilities | |
| CN208971998U (en) | A kind of multifunctional grass mowing machine for afforestation | |
| CN111919582A (en) | Electronic environmental protection equipment of mowing with collect residue function | |
| CN208063813U (en) | A kind of multi-faceted weeding apparatus in gardens | |
| CN206835654U (en) | A kind of gardens hay mover with collecting function | |
| CN219228423U (en) | Pruning device for garden management | |
| CN220545497U (en) | Agricultural is with multi-functional weeder | |
| CN108094061B (en) | Lawn sweeper | |
| CN219876888U (en) | Municipal garden grass cutting device with collect function | |
| CN108323378B (en) | Greening management auxiliary assembly | |
| CN216218818U (en) | Municipal administration urban road intelligence maintenance is with afforestation correction dress mechanism | |
| CN218337183U (en) | Lawn mower is used in gardens | |
| CN211982661U (en) | Lawn mower is used on gardens slope | |
| CN219459779U (en) | Height-adjustable lawn cutting machine | |
| CN215454025U (en) | Novel lawn mower with clean function | |
| CN214430207U (en) | Adjustable grass cutting device | |
| CN216982609U (en) | Afforestation curing means |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |