CN106717370A - A kind of double plug in rice transplanters of single blanket seedling - Google Patents
A kind of double plug in rice transplanters of single blanket seedling Download PDFInfo
- Publication number
- CN106717370A CN106717370A CN201710045598.XA CN201710045598A CN106717370A CN 106717370 A CN106717370 A CN 106717370A CN 201710045598 A CN201710045598 A CN 201710045598A CN 106717370 A CN106717370 A CN 106717370A
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- China
- Prior art keywords
- seedling
- plate
- blanket
- blade
- cutterhead
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/003—Transplanting machines for aquatic plants; for planting underwater, e.g. rice
Abstract
The present invention relates to a kind of double plug in rice transplanters of single blanket seedling, including car body, seedling platform and implanting mechanism, described seedling platform includes several seedling plates, described each seedling plate is correspondingly provided with two seedling taking positions, each seedling taking position is correspondingly provided with a revolution case, seedling plate rear side described in each is provided with a blanket seedling dispenser, the blanket seedling dispenser includes cutterhead, blade, described cutterhead includes a disk body, disk body middle part is provided with shaft seat, described seedling plate is provided with a groove, the front portion of described blade can expose in rotary course from the groove, shaft seat on each disk body is connected with a power input shaft.The present invention when in use, during rice transplanting, starts drive mechanism, rotating cutter-head, and blade exposes seedling plate part cutting blanket seedling in rotary course.
Description
Technical field
The present invention relates to a kind of agricultural mechanism, more particularly, to a kind of rice transplanter.
Background technology
Current wide-and narrow-row rice transplanting method has been widely used, and it is narrow row away from the one kind with wide row away from interval cultivation
High-yielding rice cultivation technique.The planting type can be on guarantor unit's area cave number rationally, and be distributed with plant population and close
Reason, ventilation and penetrating light performance is good, and the advantages of photosynthetic rate is high, therefore unit yield is higher, is the cultivation of high yield trial often selection
One of mode.Simultaneously as ventilation and penetrating light strengthens, make humidity reduction between rice strain, can to a certain extent mitigate disease pest harm,
It is finally reached the purpose that high yield is increased income.In order to adapt to the requirement of this agronomy, people also design not a variety of single blanket seedlings
Double slotting two-dimentional width rice transplanters, the Chinese patent of such as Publication No. CN10193342 discloses a kind of Helical gear Transmission wide-and narrow-row and inserts
Seedling machine transplanting mechanism.A set of crossed helical involute gears are respectively provided with the left and right gearcase of structure identical, planetary gear is with
Between pitch gear be the crossed helical gears of a pair of meshing, incline planet axis and gearcase, so that being consolidated in planet axis
Planting arm is inclined with gearcase;Plane of rotation of the plane of movement of planting arm seedling pin no longer with gearcase is parallel, but makees space
Motion, forms space transplanting work track;Seedling pin is moved to from seedling setting gate seedling taking position and pushes away seedling point position, and seedling needle point point is produced laterally
Displacement, i.e., perpendicular to the displacement of the direction of machine travel, rice shoot is buried a little has transverse direction to move to left or move to right with respect to seedling taking position, existing
So that the wide-and narrow-row that seedling planting row pitch forms agriculture requirement distributes alternately under the premise of some seedling setting gates are equally spaced.This structure is used in
The seedling platform of the rice transplanter of existing equidistant rice transplanting, it is possible to realize wide-and narrow-row rice transplanting, if but the generation of this structure seedling needle point point
Lateral displacement is excessive, i.e. the angle of inclination of seedling pin is excessive, will cause that injury of the seedling pin in seedling taking to rice shoot is excessive；If seedling
The lateral displacement that needle point point is produced is too small, i.e. the angle of inclination of seedling pin is too small, will cause that line-spacing is varied less, and does not reach width
The agronomy purpose of row rice transplanting.This problem is solved, people also have a kind of technical scheme, in such as Publication No. CN10177954
State's patent, discloses a kind of double slotting two dimension width rice transplanters of single blanket seedling, it is characterised in that it includes seedling case, transplanting mechanism, moves seedling
Draw box mechanism, frame, hanger bracket and power walking device, seedling case can carry out transverse direction under the drive for moving seedling draw box mechanism in frame
Move left and right；It is characterized in that：Spacing between the rice shoot Qu Cha mechanisms of transplanting mechanism is according between wide row width, narrow row width
Set every ground；There is interval between unit and unit, in the unit by by laterally several seedling blanket placement units are divided into seedling case
Placement seedling blanket position is provided with, its width is the twice of narrow row width；Each unit is equipped with the rice shoot that two spacing are narrow row width
Qu Cha mechanisms.In the technical scheme, the setting of two seedling-taking mechanisms of rice shoot of each unit is necessarily, and first from seedling blanket
Start seedling taking, second seedling taking since the centre of seedling blanket foremost.Therefore, second seedling-taking mechanism, can be to it in seedling taking
The rice shoot of front side produces the effect of pullling, and is unfavorable for the complete seedling taking of previous seedling-taking mechanism, and its result for causing is that easily occur
The problems such as seedling, scarce seedling.Certainly, wide-and narrow-row rice transplanter is not only, as long as being related to the transplanting arm correspondence on two neighboring revolution case same
One blanket seedling carries out rice transplanting, there is this problem.
The content of the invention
The same blanket seedling that the present invention mainly solves existing for prior art carries out operation corresponding to two rice transplanting mechanisms
When, easily occur pullling, cause seedling, lack the technical problem of seedling, there is provided a kind of front and rear part that can be automatically to rice shoot is carried out
The double plug in rice transplanters of single blanket seedling of separation.
Above-mentioned technical problem of the invention is mainly what is be addressed by following technical proposals：A kind of single blanket seedling is double to be inserted
Seedling machine, including car body, seedling platform and implanting mechanism, described seedling platform include several seedling plates, and described implanting mechanism is by driving
Case, revolution case are constituted, and each revolution case is provided with former and later two transplanting arms, and transplanting arm is provided with transplanting claw, it is characterised in that institute
State each seedling plate and be correspondingly provided with two seedling taking positions, each seedling taking position is correspondingly provided with a revolution case, the seedling plate rear side described in each
A blanket seedling dispenser is provided with, the blanket seedling dispenser includes cutterhead, blade, described cutterhead includes a disk body, disk body middle part
Shaft seat is provided with, described seedling plate is provided with a groove, and the front portion of described blade can reveal in rotary course from the groove
Go out, the shaft seat on each disk body is connected with a power input shaft.The present invention when in use, during rice transplanting, starts
Drive mechanism, rotating cutter-head, with moving down for blanket seedling, described blade exposes seedling plate part cutting blanket seedling in rotary course.
Preferably, being evenly distributed with several blades on described cutterhead, blade passes through fixed mechanism and cutterhead
It is connected, on the circle concentric with cutterhead rotating shaft that the blade side of the blade is uniformly tangential on cutterhead.This set makes
The cutting angle for obtaining blade is uniform, and the cutting interval of each blade is uniform.
Preferably, described blade is 60-70 degree with the angle of the tangent line of cutterhead edges intersections.The angle causes it
When blanket seedling is cut, rationally, cutting is accurate, cutting dynamics can be more right than relatively low, the power demand reduction to cutterhead for cutting angle
Blade loss is also smaller.
Preferably, being evenly distributed with several insert grooves on described cutterhead, the insert groove is mutually fitted with described blade
Match somebody with somebody, described blade fixed mechanism includes that one clamps disk and a fixing nut, described clamping disk is by annular intermediate plate and sets
Annular gripping block on the inside of annular intermediate plate is constituted, and the endoporus of annular gripping block is adapted with described shaft seat, and described consolidates
The front end for determining nut is pressed on the upside of described annular gripping block.
Preferably, described blade is the blade of carving knife with easy fault trough.Common blade of carving knife is usually with easy
Fault trough, when the presence of the easy fault trough can cause that its anterior blade is not sharp enough, can conveniently fracture one section, make
With the blade that rear portion is more sharp.Blade of the invention, after front portion is broken off, unclamps fixing nut, by blade along insert groove
Appropriate length is displaced outwardly, then tightens fixing nut, it is possible to completed switching, and be continuing with.It is this to facilitate very convenient,
And cost is not high.
Preferably, the lower end middle part of described seedling plate is provided with blanket seedling demarcation strip, and when seedling platform is in the rightmost side, seedling plate correspondence
Two seedling takings position be respectively at seedling plate most or end and blanket seedling demarcation strip right side.The present invention when in use, same seedling plate pair
Simultaneously by transplanting claw seedling taking, one takes since left end, and one takes since middle part, with seedling platform to the left for the two seedling takings position answered
Mobile, the position of seedling taking point moves right relative to seedling platform, until the seedling taking point in left side reaches the middle part of seedling plate, the seedling taking on right side
Point reaches the rightmost side of seedling plate, now, in theory, left side seedling point to should row rice shoot first half last root rice shoot, but
If the left and right sides that this root rice shoot is is without any containment surfaces, this root rice shoot causes that transplanting claw is basic being easy for down
Take less than rice shoot, similarly, when Dang Miaotai is moved from left to right, i.e., seedling taking point is moved left relative to seedling platform from the right side is past, right side seedling taking
Point also has a case that same when reaching last root rice shoot.Therefore, the technical program is provided with one in the middle part lower end of seedling plate
Blanket seedling demarcation strip, during blanket seedling is moved down, its to having cut after blanket seedling formed and separate, and reach to its both sides
The effect of contraction of rice shoot.
Preferably, described blanket seedling demarcation strip includes a base plate for being used to be fixed on seedling plate, and one hangs down
Straight in the demarcation strip of base plate, the demarcation strip upper end is wedge angle, fits in fixed plate, and lower end tilts, and constitutes cutting obliquely
Cut sword.In folding process, the soil of its both sides can be mutually bonded blanket seedling after cutting, and the cutting edge has further to blanket seedling
Dissection.
The beneficial effect brought of the invention is that the same blanket seedling solved existing for prior art is made corresponding to two
When rice transplanting mechanism carries out operation, easily occur pullling, cause seedling, lack the technical problem of seedling, realizing one kind can be automatically right
The blanket seedling dispenser that the front and rear part of rice shoot is separate.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of embodiments of the invention 1；
Accompanying drawing 2 is a kind of structural representation of embodiments of the invention 1；
Accompanying drawing 3 is a kind of structural representation of blanket seedling dispenser of the invention；
Accompanying drawing 4 is the explosive view of blanket seedling dispenser of the invention；
Accompanying drawing 5 is a kind of structural representation of embodiments of the invention 3；
Accompanying drawing 6 is the front view of blanket seedling demarcation strip of the invention；
Accompanying drawing 7 is the left view of blanket seedling demarcation strip of the invention.
Specific embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment 1：
As described in Fig. 1-4, the present invention is a kind of double plug in rice transplanters of single blanket seedling, including car body, seedling platform and implanting mechanism, described
Seedling platform includes several seedling plates 10, and described implanting mechanism is made up of driving box 13, revolution case 14, before each revolution case is provided with
Latter two transplanting arm 15, transplanting arm is provided with transplanting claw 16, and described each seedling plate 10 is correspondingly provided with two seedling taking positions 12, and each takes
Seedling position is correspondingly provided with a revolution case, and the seedling plate rear side described in each is provided with a blanket seedling dispenser 9, and the blanket seedling dispenser includes
Cutterhead, blade 2, described cutterhead include a disk body 1, and disk body middle part is provided with shaft seat 5, is evenly distributed with described cutterhead
Several insert grooves 6, the insert groove 6 is adapted with described blade 2, and the described fixed mechanism of blade 2 includes a clamping disk 3
With a fixing nut 4, the annular gripping block 32 of described clamping disk by annular intermediate plate 31 and on the inside of annular intermediate plate constitutes,
The endoporus of annular gripping block is adapted with described shaft seat, and the front end of described fixing nut 4 is pressed on described annular clamping
The upside of block.On the circle concentric with cutterhead rotating shaft that the blade side of the blade is uniformly tangential on cutterhead, blade with
The angle of the tangent line of cutterhead edges intersections is 64 degree, and blade is the blade of carving knife with easy fault trough 21.Set on described seedling plate
Have a groove, the front portion of described blade can expose in rotary course from the groove, the shaft seat on each disk body with
One power input shaft is connected.
The present invention when in use, the present invention when in use, during rice transplanting, start drive mechanism, rotating cutter-head, with
Blanket seedling is moved down, and described blade exposes seedling plate part cutting blanket seedling in rotary course.Blade is in the right of same seedling plate
The latter most front side seedling taking point of seedling-taking mechanism is answered, the mechanism moves with seedling platform in the course of the work, and circumgyration incision blanket seedling, makes
Same blanket seedling is obtained to be divided.The blade of blade, after front portion is broken off, unclamps fixing nut, and blade is moved out along insert groove
Dynamic appropriate length, then tighten fixing nut, it is possible to switching is completed, and is continuing with.It is this to facilitate very convenient, and cost
It is not high.
Embodiment 1
As illustrated in figs. 5-7, the present invention is a kind of double plug in rice transplanters of single blanket seedling, including car body, seedling platform and implanting mechanism, described
Seedling platform includes several seedling plates, and described implanting mechanism is made up of driving box, revolution case, and each revolution case is provided with former and later two
Transplanting arm, transplanting arm is provided with transplanting claw, it is characterised in that described each seedling plate is correspondingly provided with two seedling taking positions, each seedling taking position
Be correspondingly provided with one revolution case, described in each seedling plate rear side be provided with a blanket seedling dispenser, the blanket seedling dispenser include cutterhead,
Blade, described cutterhead includes a disk body, and disk body middle part is provided with shaft seat, several knives are evenly distributed with described cutterhead
Film trap, the insert groove is adapted with described blade, and described blade fixed mechanism includes that one clamps disk and a fixed spiral shell
Mother, the annular gripping block of described clamping disk by annular intermediate plate and on the inside of annular intermediate plate is constituted, the endoporus of annular gripping block
It is adapted with described shaft seat, the front end of described fixing nut is pressed on the upside of described annular gripping block.The blade
A circle concentric with cutterhead rotating shaft being uniformly tangential on cutterhead of blade side on, blade is cut with cutterhead edges intersections
The angle of line is 64 degree, and blade is the blade of carving knife with easy fault trough.Described seedling plate is provided with a groove, described blade
Front portion can expose from the groove in rotary course, the shaft seat on each disk body is connected with a power input shaft.
The lower end middle part of described seedling plate is provided with blanket seedling demarcation strip 11, and when seedling platform is in the rightmost side, seedling plate is corresponding two
Seedling taking position be respectively at seedling plate foremost with the right side of blanket seedling demarcation strip.Blanket seedling demarcation strip includes that one is used to be fixed in
Base plate 111 on seedling plate, and a demarcation strip 112 perpendicular to base plate, the demarcation strip upper end are wedge angle 113, fit in fixation
Plate, lower end tilts, and constitutes a cutting edge obliquely.
The present embodiment when in use, during blanket seedling is moved down, blanket seedling demarcation strip to having cut after blanket seedling shape
Composition is every and reaching the effect of contraction to the rice shoot of its both sides.Blanket seedling after cutting in folding process, the soil meeting of its both sides
It is mutually bonded, the cutting edge has further dissection to blanket seedling.
Claims (9)
1. double plug in rice transplanters of a kind of single blanket seedling, including car body, seedling platform and implanting mechanism, described seedling platform include several seedlings
Plate, described implanting mechanism is made up of driving box, revolution case, and each revolution case is provided with former and later two transplanting arms, on transplanting arm
It is provided with transplanting claw, it is characterised in that described each seedling plate is correspondingly provided with two seedling taking positions, each seedling taking position is correspondingly provided with one and returns
Turnning box, the seedling plate rear side described in each is provided with a blanket seedling dispenser, and the blanket seedling dispenser includes cutterhead, blade, described knife
Disk includes a disk body, and disk body middle part is provided with shaft seat, and described seedling plate is provided with a groove, and the front portion of described blade exists
Can expose from the groove in rotary course, the shaft seat on each disk body is connected with a power input shaft.
2. double plug in rice transplanters of a kind of single blanket seedling according to claim 1, it is characterised in that be uniformly distributed on described cutterhead
There are several blades, blade is connected by fixed mechanism with cutterhead, the blade side of the blade is uniformly tangential on cutterhead
On a circle concentric with cutterhead rotating shaft on.
3. double plug in rice transplanters of a kind of single blanket seedling according to claim 2, it is characterised in that described blade and cutterhead edge
The angle of the tangent line of intersection is 60-70 degree.
4. the double plug in rice transplanters of a kind of single blanket seedling according to Claims 2 or 3, it is characterised in that uniformly divide on described cutterhead
Several insert grooves are furnished with, the insert groove is adapted with described blade, described blade fixed mechanism includes a clamping disk
With a fixing nut, the annular gripping block of described clamping disk by annular intermediate plate and on the inside of annular intermediate plate constitutes, annular
The endoporus of gripping block is adapted with described shaft seat, and the front end of described fixing nut is pressed on the upper of described annular gripping block
Side.
5. double plug in rice transplanters of a kind of single blanket seedling according to claim 4, it is characterised in that described blade is with easily broken
The blade of carving knife of groove.
6. the double plug in rice transplanters of a kind of single blanket seedling according to claim 1 or 2 or 3, it is characterised in that under described seedling plate
End middle part is provided with blanket seedling demarcation strip, when seedling platform is in the rightmost side, the corresponding two seedling takings position of seedling plate be respectively at seedling plate most or
End and the right side of blanket seedling demarcation strip.
7. a kind of double plug in rice transplanters of single blanket seedling according to claim 5, it is characterised in that the lower end middle part of described seedling plate
Be provided with blanket seedling demarcation strip, when seedling platform is in the rightmost side, the corresponding two seedling takings position of seedling plate be respectively at seedling plate most or end and blanket
The right side of seedling demarcation strip.
8. double plug in rice transplanters of a kind of single blanket seedling according to claim 6, it is characterised in that described blanket seedling demarcation strip includes
One base plate for being used to be fixed on seedling plate, and a demarcation strip perpendicular to base plate, the demarcation strip upper end are wedge angle, patch
Together in fixed plate, lower end tilts, and constitutes a cutting edge obliquely.
9. double plug in rice transplanters of a kind of single blanket seedling according to claim 7, it is characterised in that described blanket seedling demarcation strip includes
One base plate for being used to be fixed on seedling plate, and a demarcation strip perpendicular to base plate, the demarcation strip upper end are wedge angle, patch
Together in fixed plate, lower end tilts, and constitutes a cutting edge obliquely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710045598.XA CN106717370A (en) | 2017-01-22 | 2017-01-22 | A kind of double plug in rice transplanters of single blanket seedling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710045598.XA CN106717370A (en) | 2017-01-22 | 2017-01-22 | A kind of double plug in rice transplanters of single blanket seedling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106717370A true CN106717370A (en) | 2017-05-31 |
Family
ID=58943662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710045598.XA Pending CN106717370A (en) | 2017-01-22 | 2017-01-22 | A kind of double plug in rice transplanters of single blanket seedling |
Country Status (1)
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| CN (1) | CN106717370A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107135721A (en) * | 2017-07-12 | 2017-09-08 | 栾翠莲 | A kind of blanket seedling dispenser that can repeatedly switch |
| CN113748805A (en) * | 2021-07-29 | 2021-12-07 | 东台市农业机械化技术推广服务站 | Sweetleaf chrysanthemum pot body blanket-shaped seedling transplanting device |
| CN115462223A (en) * | 2022-10-25 | 2022-12-13 | 江西农业大学 | Ordered seedling throwing device for pot blanket seedlings |
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| JPH0453406A (en) * | 1990-06-19 | 1992-02-21 | Iseki & Co Ltd | Divider for seedling in seedling transplanter |
| CN201355923Y (en) * | 2009-02-11 | 2009-12-09 | 曾方根 | Transplanting mechanism of rice transplanter |
| CN203912562U (en) * | 2014-05-06 | 2014-11-05 | 杭州菲沃机器人科技有限公司 | A kind of intelligent grass-removing cutter head structure |
| CN204014494U (en) * | 2014-07-31 | 2014-12-17 | 苏州宝时得电动工具有限公司 | Intelligent grass-removing |
| CN205727024U (en) * | 2016-05-12 | 2016-11-30 | 栾翠莲 | A kind of single blanket Seedling is double inserts two dimension width rice transplanter |
| CN205794088U (en) * | 2016-07-04 | 2016-12-14 | 中国农业大学 | A kind of based on there being the anti-broken head cutter sweep of the Caulis Sacchari sinensis supporting cutting |
| CN206564811U (en) * | 2017-01-22 | 2017-10-20 | 栾翠莲 | A kind of double plug in rice transplanters of single blanket seedling |
-
2017
- 2017-01-22 CN CN201710045598.XA patent/CN106717370A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0453406A (en) * | 1990-06-19 | 1992-02-21 | Iseki & Co Ltd | Divider for seedling in seedling transplanter |
| CN201355923Y (en) * | 2009-02-11 | 2009-12-09 | 曾方根 | Transplanting mechanism of rice transplanter |
| CN203912562U (en) * | 2014-05-06 | 2014-11-05 | 杭州菲沃机器人科技有限公司 | A kind of intelligent grass-removing cutter head structure |
| CN204014494U (en) * | 2014-07-31 | 2014-12-17 | 苏州宝时得电动工具有限公司 | Intelligent grass-removing |
| CN205727024U (en) * | 2016-05-12 | 2016-11-30 | 栾翠莲 | A kind of single blanket Seedling is double inserts two dimension width rice transplanter |
| CN205794088U (en) * | 2016-07-04 | 2016-12-14 | 中国农业大学 | A kind of based on there being the anti-broken head cutter sweep of the Caulis Sacchari sinensis supporting cutting |
| CN206564811U (en) * | 2017-01-22 | 2017-10-20 | 栾翠莲 | A kind of double plug in rice transplanters of single blanket seedling |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107135721A (en) * | 2017-07-12 | 2017-09-08 | 栾翠莲 | A kind of blanket seedling dispenser that can repeatedly switch |
| CN113748805A (en) * | 2021-07-29 | 2021-12-07 | 东台市农业机械化技术推广服务站 | Sweetleaf chrysanthemum pot body blanket-shaped seedling transplanting device |
| CN115462223A (en) * | 2022-10-25 | 2022-12-13 | 江西农业大学 | Ordered seedling throwing device for pot blanket seedlings |
| CN115462223B (en) * | 2022-10-25 | 2024-02-06 | 江西农业大学 | Ordered seedling throwing device for bowl blanket seedlings |
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Effective date of registration: 20180111 Address after: 054000, Xingtai, Hebei province Xingtai County Long Gang Economic Development Zone Applicant after: HEBEI JINHE AGRICULTURAL MACHINERY CO.,LTD. Address before: 116016 Lin Mao street, Xigang District, Liaoning, Dalian, No. 9 8-2 Applicant before: Luan Cuilian |
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Application publication date: 20170531 Assignee: Jiangsu wode Agricultural Machinery Co.,Ltd. Assignor: HEBEI JINHE AGRICULTURAL MACHINERY Co.,Ltd.|ZHEJIANG JINHE AGRICULTURAL TECHNOLOGY Co.,Ltd.|ANHUI JINHE AGRICULTURAL EQUIPMENT Co.,Ltd.|Gao Feng|Zhao Ze Contract record no.: X2020990000198 Denomination of invention: Single-carpet seedling double-plug rice transplanter License type: Exclusive License Record date: 20200416 |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170531 |