CN219698434U - Novel integrated potato tectorial membrane seeder - Google Patents
Novel integrated potato tectorial membrane seeder Download PDFInfo
- Publication number
- CN219698434U CN219698434U CN202320498525.7U CN202320498525U CN219698434U CN 219698434 U CN219698434 U CN 219698434U CN 202320498525 U CN202320498525 U CN 202320498525U CN 219698434 U CN219698434 U CN 219698434U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- motor
- seeding
- base
- novel integrated
- 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
- 244000061456 Solanum tuberosum Species 0.000 title claims abstract description 46
- 235000002595 Solanum tuberosum Nutrition 0.000 title claims abstract description 45
- 210000002489 tectorial membrane Anatomy 0.000 title claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 53
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000010899 nucleation Methods 0.000 claims description 45
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 12
- 241001330002 Bambuseae Species 0.000 claims description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 12
- 239000011425 bamboo Substances 0.000 claims description 12
- 238000009331 sowing Methods 0.000 description 7
- 239000002131 composite material Substances 0.000 description 4
- 240000008042 Zea mays Species 0.000 description 3
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 235000005822 corn Nutrition 0.000 description 3
- 240000007594 Oryza sativa Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 241000208292 Solanaceae Species 0.000 description 2
- 241000209140 Triticum Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000003971 tillage Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 240000006394 Sorghum bicolor Species 0.000 description 1
- 235000011684 Sorghum saccharatum Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a novel integrated potato tectorial membrane seeder, which relates to the technical field of agricultural machinery and comprises a base, wherein a stirring assembly is arranged above the base, the top end of the base is fixedly connected with a supporting table, the top end of the supporting table is fixedly connected with a shell, one side of the shell is fixedly connected with a connecting pipe, the top end of the base is fixedly connected with a box body, the inner wall of the back of the box body is fixedly connected with a second motor, the transmission shaft of the second motor is fixedly connected with a half gear, and the inner wall of the back of the box body is rotationally connected with a supporting block, so that the novel integrated potato tectorial membrane seeder has the advantages that: the main stirring rod is convenient to rotate through the driving gear, the two driven gears are convenient to drive to rotate, even if six main stirring blades and twelve auxiliary stirring blades are driven to rotate, the potato seeds are fully stirred, caking of the potato seeds is prevented, the driven gears are convenient to support through the two supporting rods, and the meshing stability of the driven gears and the driving gear is improved.
Description
Technical Field
The utility model relates to a film-covered seeder, in particular to a novel integrated potato film-covered seeder, and belongs to the technical field of agricultural machinery.
Background
Potato belongs to annual herbaceous plants of Solanaceae, tubers can be eaten, are the fourth most important food crops worldwide, are only inferior to wheat, rice, corn, potato, corn and the like, tubers of Solanaceae, wheat, rice, corn and sorghum are called five-crop world, one layer of film is required to be covered when people plant potatoes so as to keep temperature, and most of the current films are degradable films, so that people do not need to treat the films again;
in the potato seeding and film covering machine used by people at present, when the seed cups drop down according to gravity after the seed cups enter the seed guide pipe, as most of the seed cups are provided with grooves in one direction, the dropped seed falls on one surface of the bulge of the previous seed cup, and the seed slides to two sides of the seed cup, so that the planted seed is not on the same straight line, the seed cannot correspond to the perforation on the film, and the potato seedlings cannot grow normally, the potato seed in the leaning type composite seed cup can drop when the leaning type composite seed cup enters the seed guide pipe to drop, the potato seeds can be caught by the second cup back on the leaning type composite seed cup at the lower side, and fall in the middle of the second cup back, when the leaning type composite seed cup reaches the lowest side, the potato seeds fall down, so that the equidistance among the potato seeds is ensured, the potato seeds can be kept consistent with the punching position on the film conveniently, the potato can normally grow, the rotary tillage film-covered sowing integrated machine disclosed by the application number of CN201310408795.5 is arranged through a specific technical structure, the technical defects that for clay lands, firstly, after rotary tillage soil breaking and straw returning, soil is relatively fluffy, tractor ruts are deeper, the earth surface is uneven, the sowing quality is influenced and the like are effectively overcome;
however, the two kinds of sowing machines have the following defects in the use process:
1) The structure for stirring the potato seeds is not arranged in actual use, and the seeds are easy to agglomerate.
Disclosure of Invention
The utility model aims to provide a novel integrated potato film-covered seeder, which aims to solve the problem that the structure for stirring potato seeds is not arranged in the prior art in actual use, and the seeds are easy to agglomerate.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel integration potato tectorial membrane seeder, includes the base, the top of base is equipped with stirring subassembly, the top fixedly connected with brace table of base, the top fixedly connected with casing of brace table, one side fixedly connected with connecting pipe of casing, the top fixedly connected with box of base, the inner wall fixedly connected with second motor at the box back, the transmission shaft fixedly connected with half gear of second motor, the inner wall rotation at the box back is connected with the piece, the one end fixedly connected with drive gear of piece, half gear with drive gear meshing is connected, one side fixedly connected with connecting rod of drive gear, the one end fixedly connected with seeding section of thick bamboo of connecting rod, the inboard fixedly connected with in top of box, two the bottom fixedly connected with branch ring of connecting block, the inboard fixedly connected with seeding pipe in bottom of branch ring.
Preferably, the stirring assembly comprises a support frame, a driving gear, a main stirring rod and two auxiliary assemblies, wherein the support frame is fixedly arranged at the top end of the shell, a first motor is fixedly connected to the inner side of the top end of the support frame, the driving gear is fixedly arranged on a transmission shaft of the first motor, the main stirring rod is fixedly arranged at the bottom end of the driving gear, and six main stirring blades are fixedly connected to the outer side of the main stirring rod.
Preferably, the auxiliary assembly comprises a supporting rod and auxiliary stirring rods, the top ends of the supporting rods are rotatably connected with the inner sides of the top ends of the supporting frames through bearings, the bottom ends of the supporting rods are fixedly connected with driven gears, the driven gears are meshed with the driving gears, the auxiliary stirring rods are fixedly arranged at the bottom ends of the driven gears respectively, and six auxiliary stirring blades are fixedly connected to the outer sides of the auxiliary stirring rods.
Preferably, the bottom ends of the main stirring rod and the two auxiliary stirring rods are both rotatably connected with the inner side of the bottom end of the shell through bearings.
Preferably, the top end of the shell is fixedly connected with a feeding pipe, and the top end of the feeding pipe is in threaded connection with a threaded cover.
Preferably, the front block of a seeding section of thick bamboo is connected with the cover, the opening has all been seted up to the top and the bottom of a seeding section of thick bamboo, the opening on a seeding section of thick bamboo top with the connecting pipe is linked together, the opening of a seeding section of thick bamboo bottom with the seeding pipe is linked together, the front of box articulates there is the chamber door through the hinge.
Preferably, the bottom of the connecting pipe is fixedly connected with the inner side of the top end of the supporting ring, the inner side of the supporting ring is rotationally connected with the outer side of the seeding barrel, and the outer side of the seeding pipe is fixedly connected with the inner side of the base.
Preferably, the top fixedly connected with extension board of base, one side of extension board is fixed and is equipped with switch panel, switch panel's surface is equipped with first motor switch and second motor switch respectively, first motor passes through first motor switch and external power supply electric connection, second motor passes through second motor switch and external power supply electric connection.
Compared with the related art, the novel integrated potato laminating seeder provided by the utility model has the following beneficial effects:
1. the novel integrated potato tectorial membrane seeder is convenient for the rotation of the main stirring rod through the driving gear, and is convenient for drive the rotation of the two driven gears, so that six main stirring blades and twelve auxiliary stirring blades are driven to rotate, potato seeds are fully stirred, caking of the potato seeds is prevented, the driven gears are supported through the two supporting rods, and the meshing stability of the driven gears and the driving gear is improved;
2. novel integration potato tectorial membrane seeder, the shape characteristic through the semi-gear is convenient for drive a seeding section of thick bamboo and do intermittent type nature rotation, the inside of getting into a seeding section of thick bamboo that is convenient for make the seed intermittent type, and the inside of intermittent type again via seeding pipe outflow seeding section of thick bamboo is sowed, is convenient for make the seed accurately fall into equidistant planting groove when planting groove has the interval, prevents that the seed from falling out, is convenient for play the supporting role to a seeding section of thick bamboo through the ring, is convenient for promote the stability when a seeding section of thick bamboo rotates.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic plan view of a side face of the present utility model;
fig. 4 is a schematic view of a partial structure of the present utility model.
In the figure: 1. a base; 2. a stirring assembly; 21. a frame is supported; 22. a first motor; 23. a drive gear; 24. a main stirring rod; 25. a main stirring blade; 26. an auxiliary component; 261. a support rod; 262. a driven gear; 263. an auxiliary stirring rod; 264. auxiliary stirring blades; 3. a supporting table; 4. a housing; 5. a feed pipe; 51. a screw cap; 6. a connecting pipe; 7. a case; 8. a second motor; 9. a half gear; 10. a support block; 11. a transmission gear; 12. a connecting rod; 13. a seeding cylinder; 14. sowing the tubes; 15. a connecting block; 16. a support ring; 17. a support plate; 18. and a switch panel.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
referring to fig. 1-4, the utility model provides a novel integrated potato tectorial membrane seeder, which comprises a base 1, a stirring assembly 2 is arranged above the base 1, a supporting table 3 is fixedly connected to the top end of the base 1, a shell 4 is fixedly connected to the top end of the supporting table 3, a connecting pipe 6 is fixedly connected to one side of the shell 4, a box 7 is fixedly connected to the top end of the base 1, a second motor 8 is fixedly connected to the inner wall of the back of the box 7, a half gear 9 is fixedly connected to a transmission shaft of the second motor 8, a supporting block 10 is rotatably connected to the inner wall of the back of the box 7, a transmission gear 11 is fixedly connected to one end of the supporting block 10, the half gear 9 is meshed with the transmission gear 11, a connecting rod 12 is fixedly connected to one side of the transmission gear 11, a seeding cylinder 13 is fixedly connected to one end of the connecting rod 12, two connecting blocks 15 are fixedly connected to the inner sides of the top ends of the box 7, a supporting ring 16 is fixedly connected to the bottom ends of the two connecting blocks 15, and a seeding pipe 14 is fixedly connected to the inner sides of the bottom ends of the supporting ring 16;
the top end of the shell 4 is fixedly connected with a feed pipe 5, and the top end of the feed pipe 5 is in threaded connection with a threaded cover 51, so that seeds can conveniently enter the shell 4;
the front of the seeding barrel 13 is connected with a barrel cover in a clamping way, openings are formed in the top end and the bottom end of the seeding barrel 13, the opening in the top end of the seeding barrel 13 is communicated with the connecting pipe 6, the opening in the bottom end of the seeding barrel 13 is communicated with the seeding pipe 14, and the front of the box body 7 is hinged with a box door through a hinge, so that the inside of the part is convenient to overhaul;
the bottom end of the connecting pipe 6 is fixedly connected with the inner side of the top end of the supporting ring 16, the inner side of the supporting ring 16 is rotationally connected with the outer side of the sowing barrel 13, and the outer side of the sowing pipe 14 is fixedly connected with the inner side of the base 1, so that sowing is facilitated;
the top end of the base 1 is fixedly connected with a support plate 17, one side of the support plate 17 is fixedly provided with a switch panel 18, the surface of the switch panel 18 is provided with a second motor switch, and the second motor 8 is electrically connected with an external power supply through the second motor switch, so that the operation of the second motor 8 is conveniently controlled;
referring to fig. 1-4, the novel integrated potato film-covering planter further comprises a stirring assembly 2, wherein the stirring assembly 2 comprises a support frame 21, a driving gear 23, a main stirring rod 24 and two auxiliary assemblies 26, the support frame 21 is fixedly arranged at the top end of the shell 4, a first motor 22 is fixedly connected to the inner side of the top end of the support frame 21, the driving gear 23 is fixedly arranged on a transmission shaft of the first motor 22, the main stirring rod 24 is fixedly arranged at the bottom end of the driving gear 23, and six main stirring blades 25 are fixedly connected to the outer side of the main stirring rod 24;
the top end of the base 1 is fixedly connected with a support plate 17, one side of the support plate 17 is fixedly provided with a switch panel 18, the surface of the switch panel 18 is provided with a first motor switch, and the first motor 22 is electrically connected with an external power supply through the first motor switch;
specifically, as shown in fig. 1, 2 and 3, the base 1 can move under the movement action of four universal wheels, the screw cap 51 is screwed off, potato seeds are introduced into the casing 4 through the feed pipe 5, the first motor 22 is controlled to operate by a first motor switch on the switch panel 18 in advance, the driving gear 23 is driven to rotate by the first motor 22, and the six main stirring blades 25 are driven to rotate, so that the potato seeds are stirred to prevent caking.
Example 2:
the two auxiliary assemblies 26 comprise supporting rods 261 and auxiliary stirring rods 263, the top ends of the two supporting rods 261 are rotatably connected with the inner sides of the top ends of the supporting frames 21 through bearings, driven gears 262 are fixedly connected with the bottom ends of the two supporting rods 261, the two driven gears 262 are in meshed connection with the driving gear 23, the two auxiliary stirring rods 263 are fixedly arranged at the bottom ends of the two driven gears 262 respectively, and six auxiliary stirring blades 264 are fixedly connected with the outer sides of the two auxiliary stirring rods 263;
the bottom ends of the main stirring rod 24 and the two auxiliary stirring rods 263 are respectively and rotatably connected with the inner side of the bottom end of the shell 4 through bearings;
specifically, as shown in fig. 1, 2 and 3, when the synchronous driving gear 23 rotates, it drives two driven gears 262 to rotate, and then drives twelve auxiliary stirring blades 264 to rotate to further stir the potato seeds, so as to improve the stirring efficiency.
Working principle: when the novel integrated potato tectorial membrane seeder is specifically used, firstly, the base 1 can move under the moving action of four universal wheels, the screw cap 51 is screwed off, potato seeds are introduced into the shell 4 through the feed pipe 5, the first motor 22 is controlled to operate through the first motor switch on the switch panel 18 in advance, the driving gear 23 is driven to rotate through the first motor 22, thereby six main stirring blades 25 are driven to rotate, potato seeds are stirred to prevent caking of the potato seeds, the synchronous driving gear 23 can drive the two driven gears 262 to rotate when rotating, then twelve auxiliary stirring blades 264 are driven to rotate to further assist stirring of the potato seeds, stirring efficiency is improved, after the potato seeds are stirred, the seeds fall into the seeding drum 13 through the connecting pipe 6, then are sowed through the seeding pipe 14, if a space is reserved between the seeding drums, the second motor 8 is controlled to operate through the second motor switch, the half gear 9 is driven to rotate through the driving gear 11, the shape of the half gear 9 can drive the seeding drum 13 to intermittently rotate, the seeding drum 13 can be controlled to uniformly fall down, the seeding drum 13 can fall into the space between the seeding drum 13 and the seeding drum 13 through the seeding drum 13, and the seeding drum 13 is provided with the opening box 13, and the top end of the seeding drum 13 is connected with the box 13, and the top end of the seeding drum 13 is convenient to be opened, and the top end of the seeding drum 13 is opened, and the top end is opened through the box 13 is opened, and the top end of the box is opened, and the top box is opened.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Novel integrated potato tectorial membrane seeder, including base (1), its characterized in that: the top of base (1) is equipped with stirring subassembly (2), the top fixedly connected with of base (1) props up platform (3), the top fixedly connected with casing (4) of prop up platform (3), one side fixedly connected with connecting pipe (6) of casing (4), the top fixedly connected with box (7) of base (1), the inner wall fixedly connected with second motor (8) at box (7) back, the transmission shaft fixedly connected with half gear (9) at second motor (8), the inner wall rotation at box (7) back is connected with prop up piece (10), the one end fixedly connected with drive gear (11) of prop up piece (10), half gear (9) with drive gear (11) meshing is connected, one side fixedly connected with connecting rod (12) of drive gear (11), the one end fixedly connected with seeding section of thick bamboo (13) of connecting rod (12), the inside two connecting blocks (15) of top fixedly connected with in box (7), two the bottom fixedly connected with ring (16) of connecting rod (15), the bottom fixedly connected with ring (16) of prop up piece (16).
2. The novel integrated potato film-covered planter of claim 1, wherein: stirring subassembly (2) are including frame (21), driving gear (23), main puddler (24) and two auxiliary assembly (26), the fixed top that sets up of frame (21) casing (4), the inboard fixedly connected with in top of frame (21) first motor (22), driving gear (23) are fixed to be set up on the transmission shaft of first motor (22), main puddler (24) are fixed to be set up the bottom of driving gear (23), six main stirring leaf (25) of outside fixedly connected with of main puddler (24).
3. The novel integrated potato film-covered planter of claim 2, wherein: the two auxiliary assembly (26) all include branch (261) and vice puddler (263), two the top of branch (261) all through the bearing with the inboard rotation in top of frame (21) is connected, two the equal fixedly connected with driven gear (262) in bottom of branch (261), two driven gear (262) all with driving gear (23) meshing is connected, two vice puddler (263) are fixed respectively and are set up two the bottom of driven gear (262), two the equal fixedly connected with six vice stirring leaf (264) in the outside of vice puddler (263).
4. A novel integrated potato film-covered planter in accordance with claim 3, characterized in that: the bottom ends of the main stirring rod (24) and the two auxiliary stirring rods (263) are rotatably connected with the inner side of the bottom end of the shell (4) through bearings.
5. The novel integrated potato film-covered planter of claim 1, wherein: the top of casing (4) fixedly connected with inlet pipe (5), the top threaded connection of inlet pipe (5) has screw cap (51).
6. The novel integrated potato film-covered planter of claim 1, wherein: the front clamping of a seeding barrel (13) is connected with a barrel cover, openings are formed in the top end and the bottom end of the seeding barrel (13), the opening in the top end of the seeding barrel (13) is communicated with the connecting pipe (6), the opening in the bottom end of the seeding barrel (13) is communicated with the seeding pipe (14), and a box door is hinged to the front surface of the box body (7) through a hinge.
7. The novel integrated potato film-covered planter of claim 1, wherein: the bottom of connecting pipe (6) with the inboard fixed connection of top of ring (16), the inboard of ring (16) with the outside of seeding section of thick bamboo (13) rotates to be connected, the outside of seeding pipe (14) with the inboard fixed connection of base (1).
8. The novel integrated potato film-covered planter of claim 2, wherein: the novel electric power supply is characterized in that a support plate (17) is fixedly connected to the top end of the base (1), a switch panel (18) is fixedly arranged on one side of the support plate (17), a first motor switch and a second motor switch are respectively arranged on the surface of the switch panel (18), the first motor (22) is electrically connected with an external power supply through the first motor switch, and the second motor (8) is electrically connected with the external power supply through the second motor switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320498525.7U CN219698434U (en) | 2023-03-15 | 2023-03-15 | Novel integrated potato tectorial membrane seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320498525.7U CN219698434U (en) | 2023-03-15 | 2023-03-15 | Novel integrated potato tectorial membrane seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219698434U true CN219698434U (en) | 2023-09-19 |
Family
ID=87996591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320498525.7U Active CN219698434U (en) | 2023-03-15 | 2023-03-15 | Novel integrated potato tectorial membrane seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219698434U (en) |
-
2023
- 2023-03-15 CN CN202320498525.7U patent/CN219698434U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111955077B (en) | High-efficient multi-functional peanut tectorial membrane seeder that punches | |
| CN208891174U (en) | A kind of wheat cultivation covering device | |
| CN112243617B (en) | Crops are planted and are used earthing seeder | |
| CN111357410A (en) | Household vegetable planter with automatic harvesting function | |
| CN219698434U (en) | Novel integrated potato tectorial membrane seeder | |
| CN206165113U (en) | Two rotary tillage planter soil covering mechanism | |
| CN217241358U (en) | Corn planting ditching device with adjustable depth | |
| CN115868363A (en) | Shiitake mushroom cultivation method and system based on corn straws | |
| CN210959364U (en) | High-yield corn seeder | |
| CN214014983U (en) | Novel corn no-tillage deep scarification layered fertilization precision seeder | |
| CN211557919U (en) | Double-shaft rotary tillage stubble-cleaning fertilizing seeder | |
| CN218483220U (en) | Electric broad bean dibbler | |
| CN213718638U (en) | Germination accelerating device for rice seeds | |
| CN215735677U (en) | Large tracts of land soybean is planted with integrative device of dibbling seeding | |
| CN111903263B (en) | Season-changing cleaning circulating device for vegetable planting | |
| CN217284000U (en) | Deep scarification seeding device for high yield of wheat | |
| CN216600719U (en) | Stubble cleaner convenient to change stubble cutter | |
| CN114365595B (en) | Ecological restoration system suitable for grassland area | |
| WO2019090495A1 (en) | Planter for planting crops | |
| CN114375652B (en) | Agricultural and sideline products are planted with seeder that digs pit | |
| CN216437940U (en) | Soybean quantitative seeding device | |
| CN220733419U (en) | Automatic fertilizer spreader for agricultural planting | |
| CN216930722U (en) | Device that loosens soil of usefulness is planted to chinese-medicinal material | |
| CN219761847U (en) | Biax rotary tillage rotary sowing all-in-one | |
| CN216087550U (en) | Multifunctional potato planter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |