CN206314238U - Harvester - Google Patents
Harvester Download PDFInfo
- Publication number
- CN206314238U CN206314238U CN201621166626.0U CN201621166626U CN206314238U CN 206314238 U CN206314238 U CN 206314238U CN 201621166626 U CN201621166626 U CN 201621166626U CN 206314238 U CN206314238 U CN 206314238U
- Authority
- CN
- China
- Prior art keywords
- threshing
- thrashing cylinder
- line formula
- tooth
- harvested material
- 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
- 210000000515 tooth Anatomy 0.000 claims abstract description 103
- 239000000463 material Substances 0.000 claims abstract description 47
- 230000002093 peripheral effect Effects 0.000 claims abstract description 32
- 238000003306 harvesting Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims 2
- 240000008042 Zea mays Species 0.000 description 18
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 18
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 18
- 235000005822 corn Nutrition 0.000 description 18
- 235000013339 cereals Nutrition 0.000 description 12
- 230000006578 abscission Effects 0.000 description 4
- 244000068988 Glycine max Species 0.000 description 3
- 235000010469 Glycine max Nutrition 0.000 description 3
- 241000209140 Triticum Species 0.000 description 3
- 235000021307 Triticum Nutrition 0.000 description 3
- 241001057636 Dracaena deremensis Species 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Threshing Machine Elements (AREA)
Abstract
The utility model is related to a kind of harvester with sheller unit (1).For sheller unit (1), by harvested material total length input threshing chamber (3), harvested material is conveyed from the lateral outlet side of entrance of threshing chamber (3) by accepting net (7) and thrashing cylinder (4) and threshing processing is carried out.There are multiple line formula threshing tooths (22) in the peripheral part of thrashing cylinder (4).Line formula threshing tooth (22) is dispersed on thrashing cylinder axle center (P) direction and thrashing cylinder circumferencial direction.The distribution density on thrashing cylinder circumferencial direction positioned at the line formula threshing tooth (22) at the position of the entrance side of thrashing cylinder (4) is higher than the distribution density on thrashing cylinder circumferencial direction of the line formula threshing tooth (22) positioned at the position of outlet side.Threshing can not only be accurately carried out to harvested material, and the line formula threshing tooth (22) of excess amount need not be set at the outlet side position of thrashing cylinder (4).
Description
Technical field
The utility model is related to a kind of harvester with sheller unit, the harvesting that the sheller unit will be gathered in by harvesting portion
Thing total length puts into threshing chamber, and the harvested material of input is passed through into the lateral outlet side of the entrance for accepting net and thrashing cylinder from the threshing chamber
Convey and carry out threshing processing.
Background technology
For above-mentioned harvester, in the past, as the thrashing cylinder with line formula threshing tooth, there is the peripheral part tool in thrashing cylinder
The rasp bar type threshing tooth of oriented thrashing cylinder axis direction extension, and rasp bar type threshing tooth is arranged in the skill on thrashing cylinder circumferencial direction
Art.
In the prior art, positioned at thrashing cylinder threshing chamber entrance side position line formula threshing tooth in thrashing cylinder circumference
Distribution density on direction is with the line formula threshing tooth at the position of the threshing chamber outlet side positioned at thrashing cylinder in thrashing cylinder circumference side
Upward distribution density is identical.
It is a certain degree of due to having carried out when the harvested material handled through threshing is transported to the outlet side position of threshing chamber
Threshing, it is therefore, smaller than size with entrance side position phase positioned at threshing chamber.However, conventionally, as in threshing
The threshing chamber outlet side position that threshing processing is carried out to the less harvested material of size of cylinder, with being arranged to larger-size
Harvested material carries out the quantity identical line formula threshing tooth of the line formula threshing tooth at the threshing chamber entrance side position of threshing processing, therefore,
There is unnecessary line formula threshing tooth at the threshing chamber outlet side position of thrashing cylinder.
Utility model content
（Problem to be solved in the utility model）
The utility model, which provides one kind, can either accurately carry out threshing processing, and unnecessary line formula need not be set to take off again
The harvester of grain tooth.
（Solution to problem）
Harvester of the present utility model has sheller unit, and the harvested material total length gathered in by harvesting portion is put into threshing chamber,
The harvested material of input is conveyed and carried out at threshing by the lateral outlet side of the entrance for accepting net and thrashing cylinder from the threshing chamber
Reason,
There are multiple line formula threshing tooths in the peripheral part of the thrashing cylinder, the line formula threshing tooth is formed with recessed on surface
It is convex, also, to harvested material apply flailing action, and meanwhile to harvested material apply conveying effect,
Multiple line formula threshing tooths are arranged on the state for being dispersed in thrashing cylinder axis direction and thrashing cylinder circumferencial direction
The peripheral part,
Positioned at the position of the entrance side of the thrashing cylinder the line formula threshing tooth on thrashing cylinder circumferencial direction
Position of the distribution density than the outlet side positioned at the thrashing cylinder the line formula threshing tooth in thrashing cylinder circumference side
Upward distribution density is high.
According to the structure, due to being dispersed on thrashing cylinder circumferencial direction positioned at the threshing chamber entrance side position of thrashing cylinder
The quantity of line formula threshing tooth is than the line formula being dispersed on thrashing cylinder circumferencial direction positioned at the threshing chamber outlet side position of thrashing cylinder
The quantity of threshing tooth is more, therefore, and the harvested material that the entrance side position of threshing chamber is located at larger-size state can be in threshing
The threshing chamber entrance side position of cylinder carries out threshing by a fairly large number of line formula threshing tooth being dispersed on thrashing cylinder circumferencial direction
Reason.Also, the harvested material for the outlet side position to being located at threshing chamber with the less state of size is carried out threshing processing and set
The quantity put in the line formula threshing tooth at the position of the threshing chamber outlet side of thrashing cylinder can enter than being arranged on the threshing chamber of thrashing cylinder
The quantity of the line formula threshing tooth at the position of mouth side is few.
Thus, it can not only make to need the line formula threshing tooth of quantity to act on harvested material accurately to carry out at threshing
Reason, and unnecessary line formula threshing tooth need not be set at the position of the threshing chamber outlet side of thrashing cylinder.
In the utility model, preferably, the line formula positioned at the position of the entrance side of the thrashing cylinder takes off
The distribution density on thrashing cylinder circumferencial direction of grain tooth is than the pars intermedia on the harvested material conveying direction of the thrashing cylinder
The distribution density on thrashing cylinder circumferencial direction of the line formula threshing tooth of position is high.
According to the structure, at the position of the threshing chamber outlet side of thrashing cylinder, it can be taken off in the line formula for being not provided with excess amount
Threshing processing is accurately carried out in the case of grain tooth.
In the utility model, preferably, the thrashing cylinder is drum-type, the line formula threshing tooth is to vacate with gap
The state being arranged on thrashing cylinder circumferencial direction is arranged on the peripheral part.
According to the structure, even if the gap that harvested material enters between line formula threshing tooth, it can also prevent from receiving by roller portion
Cut the private side that thing enters thrashing cylinder.
In the utility model, preferably, the thrashing cylinder has：Harrow into portion, be arranged on the entrance side；And it is de-
Grain processing unit, is attached at the terminal part harrowed into portion, with the line formula threshing tooth, described harrow has what front end attenuated into portion
Base portion and it is arranged on the peripheral part of the base portion and harvested material is harrowed into the helical blade into the threshing processing unit, in institute
The terminal part for stating the peripheral part of base portion is conveyed with the harvested material positioned at the threshing processing unit in the line formula threshing tooth
Between the peripheral part of the line formula threshing tooth in top portion, with guide member, the guide member is by harvested material from the helical-blade
Piece is guided to the line formula threshing tooth.
According to the structure, in portion is harrowed, harvested material is harrowed into by helical blade and threshing processing unit is supplied to, gathered in
Thing is guided from guide member from helical blade to the peripheral part of line formula threshing tooth, therefore, it is possible to prevent that harvested material is hooked on line formula
On threshing tooth.
Brief description of the drawings
Fig. 1 is the cross sectional side view of sheller unit.
Fig. 2 is the vertical profile front view of sheller unit.
Fig. 3 is the expanded view of threshing processing unit.
Description of reference numerals
1：Sheller unit
3：Threshing chamber
4：Thrashing cylinder
4A：Harrow into portion
4B：Threshing processing unit
4C：Middle part
7：Accept net
15：Base portion
16：Helical blade
22：Threshing tooth（Line formula threshing tooth）
26：Guide member
P：Thrashing cylinder axle center
Embodiment
Below, embodiment of the present utility model is illustrated with reference to the accompanying drawings.
Fig. 1 is the cross sectional side view of sheller unit 1.Fig. 2 is the vertical profile front view of sheller unit 1.The sheller unit 1 is equipped
On corn picker.
Corn picker has the travel machine body for being capable of automatic running（It is not shown）.Receipts are linked with the front portion of travel machine body
Cut portion（It is not shown）.Sheller unit 1 is equipped with travel machine body.Handling device 2 is provided between harvesting portion and sheller unit 1.
During operation, harvesting portion is from harvesting corn spike body on corn plant body.Corn spike body is linked to be bar-shaped spike in seed grain, and
And, the seed grain of spike is wrapped up by bract.As harvesting harvested material corn spike body from handling device 2 to travel machine body
Back upper place is carried, and corn spike body total length is supplied to sheller unit 1.The seed grain that sheller unit 1 enters to exercise corncob shape body takes off
The threshing processing fallen.
Sheller unit 1 is illustrated below.When illustrating sheller unit 1, the F directions shown in Fig. 1 are sheller unit 1
" front side ", B directions are " rear side " of sheller unit 1, and paper face side is " left side " of sheller unit 1, and paper rear side is de-
" right side " of grain device 1.Harvested material（Corn spike body）Conveying direction upstream side be front side, the conveying direction downstream of harvested material
Side is rear side.
As depicted in figs. 1 and 2, sheller unit 1 has been internally formed threshing chamber 3 in threshing body.In threshing chamber 3 with can
The mode of rotation driving is provided with thrashing cylinder 4.Threshing chamber 3 by threshing body antetheca 5 and rear wall 6, be arranged on the lower section of thrashing cylinder 4
Undertaking net 7 and be arranged on the top board 8 of the top of thrashing cylinder 4 and constitute.It is formed with the leading section of threshing chamber 3 and puts into harvested material
The entrance 12 of threshing chamber 3.Outlet 9 is formed with the rearward end of threshing chamber 3, outlet 9 is discharged from corn spike body from threshing chamber 3
The threshing processed material such as bract come off.When being observed along thrashing cylinder axle center P direction, accept net 7 and be formed as upwardly opening U
Font.Net 7 is accepted to be located at around the bottom of thrashing cylinder 4.When being observed along thrashing cylinder axle center P direction, top board 8 is formed as court
The circular arc protruded above.
Thrashing cylinder 4 has the rotation fulcrum 10 extended to the fore-and-aft direction of sheller unit 1.Thrashing cylinder 4 is via rotation fulcrum
10 are rotatably supported on antetheca 5 and rear wall 6.Drive mechanism 11 is provided with the outside of antetheca 5.From engine
（It is not shown）Driving force be transferred to drive mechanism 11, pass through the rotation driving of drive mechanism 11 rotate fulcrum 10.Thus, thrashing cylinder
4 by rotate the axle center of fulcrum 10（Thrashing cylinder axle center P）It is pivot towards direction of rotation a（Reference picture 2）Rotation driving.It is de-
Grain cylinder 4 has the threshing processing unit harrowed into portion 4A and the outlet side for being arranged at thrashing cylinder 4 for the entrance side for being arranged at thrashing cylinder 4
4B。
As shown in figure 1, harrowing into portion 4A there is front end to attenuate the base portion 15 and 2 helical blades 16 of shape.Base portion 15
Terminal part is attached at threshing processing unit 4B starting ends in the way of it can not rotate against（Leading section）.2 helical blades 16
The peripheral part that the state erected into portion 4A radial outside is arranged on base portion 15 is harrowed with direction.2 helical blades 16 are to vacate
The mode at interval is arranged on the circumferencial direction of base portion 15.
For harrowing portion 4A, by threshing processing unit 4B rotation drivings base portion 15, thus rotation driving helical blade
16.The harvested material for putting into the leading section of threshing chamber 3 is harrowed into rear along carrying base plate 17 by helical blade 16 and is supplied to threshing
Processing unit 4B.
Threshing processing unit 4B is attached at the terminal part harrowed into portion 4A in the way of it can not rotate against.Threshing processing unit 4B has
There is the roller portion 20 of cylindrical shape, thrashing cylinder 4 is drum-type.Multiple are linked with across the inside in roller portion 20 and rotation fulcrum 10
Hold body 21（Reference picture 2）.Multiple supporting masses 21 are arranged in the way of vacating interval along the axis direction of rotation fulcrum 10.Roller
Portion 20 is supported on rotation fulcrum 10 via supporting mass 21 in the way of it can not rotate against.Roller portion 20 is rotated by rotation fulcrum 10
Driving.
As depicted in figs. 1 and 2, thrashing cylinder 4 peripheral part be roller portion 20 peripheral part, be provided with multiple threshing tooths
22.As depicted in figs. 1 and 2, threshing tooth 22 is erected from roller portion 20 towards the radial outside of thrashing cylinder 4.Fig. 3 is threshing processing unit
4B expanded view.As shown in Figure 1, Figure 2 and Figure 3, multiple threshing tooths 22 are dispersed in thrashing cylinder axle center P directions and thrashing cylinder circumference side
Upwards.In multiple threshing tooths 22 along the threshing tooth 22 being linearly arranged on thrashing cylinder circumferencial direction in the way of vacating gap
It is arranged on thrashing cylinder circumferencial direction.
As shown in Fig. 2 threshing tooth 22 is by the support 23 installed in roller portion 20 and the teeth portion 24 installed in support 23
Constitute.As shown in figure 3, being that the surface of teeth portion 24 is formed with bumps on the surface of threshing tooth 22, surface is formed as frustrating shape, threshing tooth
22 be line formula threshing tooth.The one side of threshing tooth 22 applies flailing action while applying conveying effect to harvested material to harvested material.
As depicted in figs. 1 and 2, multiple threshing tooths 22 are configured to, and part threshing tooth 22 is linearly arranged in thrashing cylinder
So as to form 1 threshing denture on circumferencial direction, 10 threshing dentures are arranged along thrashing cylinder axle center P directions.From positioned at most leaning on
The threshing denture of nearly threshing chamber entrance side rises is referred to as the first to the tenth threshing denture L1 extremely by 10 threshing dentures in order
L10, the height erected from thrashing cylinder peripheral part positioned at the first threshing denture L1 threshing tooth 22 is t1, positioned at the second threshing tooth
The height erected from thrashing cylinder peripheral part for arranging L2 threshing tooth 22 is t2, positioned at the 3rd threshing denture L3 threshing tooth 22 from
The height that thrashing cylinder peripheral part is erected is t3, and the threshing tooth 22 positioned at the 4th threshing denture L4 is erected from thrashing cylinder peripheral part
Highly it is t4, the height erected from thrashing cylinder peripheral part positioned at the 5th threshing denture L5 threshing tooth 22 is t5.Now, with t1
<t2<t3<t4<T5 state installs threshing tooth 22.With positioned at the 6th threshing denture L6 to the tenth threshing denture L10 threshing tooth
22 height erected from thrashing cylinder peripheral part and the 5th threshing denture L5 the height identical state that erects install threshing tooth 22.
Positioned at thrashing cylinder 4 relative to the middle part 4C on harvested material conveying direction close to the outlet side of threshing chamber 3
Position（Outlet side position）The height ratio erected from thrashing cylinder peripheral part of 4R threshing tooth 22 is located relative to middle part 4C
Close to the position of the entrance side of threshing chamber 3（Entrance side position）Erecting for 4F threshing tooth 22 is highly high.
In the entrance side position 4F of thrashing cylinder 4, the height erected from thrashing cylinder peripheral part of threshing tooth 22 is towards outlet side
Position 4R stepwise increases.
At the middle part 4C from thrashing cylinder 4 to the end of outlet side position, threshing tooth 22 from thrashing cylinder peripheral part
The height erected is identical.
As shown in figure 3, multiple threshing tooths 22 are configured to, positioned at the first threshing denture L1 and the second threshing denture L2 threshing
The gap-ratio of tooth 22 to each other is located at the gap of the 3rd threshing denture L3 to the tenth threshing denture L10 threshing tooth 22 to each other
It is narrow.
Positioned at the entrance side position 4F of thrashing cylinder 4 the first threshing denture L1 and the second threshing denture L2 threshing tooth 22
Distribution density on thrashing cylinder circumferencial direction is than the threshing tooth 22 positioned at middle part 4C on thrashing cylinder circumferencial direction
Distribution density is high.Positioned at entrance side position 4F the first threshing denture L1 and the second threshing denture L2 threshing tooth 22 in threshing
Distribution on thrashing cylinder circumferencial direction of the distribution density than the threshing tooth 22 positioned at outlet side position 4R on cylinder circumferencial direction
Density is high.
As shown in figure 1, the terminal part and the harvested material positioned at threshing processing unit 4B in threshing tooth 22 in base portion 15 are defeated
Send between the peripheral part of threshing tooth 22 of starting ends, with guide member 26.Positioned at the harvested material for harrowing the terminal part into portion 4A
Guided by guide member 26 from helical blade 16 to the peripheral part of threshing tooth 22.
For sheller unit 1, when harvested material to be put into the front portion of threshing chamber 3, harrowing into portion 4A, harvested material is by spiral
Blade 16 is harrowed into rear（Outlet side）And it is supplied to threshing processing unit 4B.Now, due to harvested material by guide member 26 from spiral
Blade 16 is guided to the peripheral part of threshing tooth 22, and therefore, harvested material is difficult to be hooked on threshing tooth 22.In threshing processing unit 4B,
Pass through threshing tooth 22（Line formula threshing tooth）Threshing processing is carried out to harvested material with undertaking net 7, so that the seed of corn spike body
Abscission.The seed grain come off is fallen by accepting the hole of leaking down of net 7 from threshing chamber 3.Due to the inlet side positioned at threshing chamber 3
The corn spike body of position is not yet handled by more seed abscission, therefore footpath is thicker, also, due to positioned at thrashing cylinder 4
The distribution density on thrashing cylinder circumferencial direction of entrance side position 4F threshing tooth 22 is higher than the distribution density at outlet side position,
Therefore, the thicker corn spike body in footpath by the higher state of the frequency of the flailing action of threshing tooth 22 by threshing to be handled.
Pass through threshing tooth 22（Line formula threshing tooth）Threshing processing is carried out to harvested material with undertaking net 7 and is conveyed to the outlet side of threshing chamber 3.
Because the corn spike body positioned at the outlet side position of threshing chamber 3 is handled by more seed abscission, therefore footpath is thinner.So
And, in the outlet side position 4R of thrashing cylinder 4, height the standing than entrance side position erected from thrashing cylinder peripheral part of threshing tooth 22
Play height high, thus, the interval between the threshing tooth 22 and undertaking net 7 at the outlet side position of threshing chamber 3 is compared positioned at entrance side
The interval at position is narrow, therefore, even if the footpath of corn spike body attenuates, and threshing tooth 22 also can be to can be easily applied to（It is easy to collision）
The state of corn spike body carries out threshing processing.The part of the seed abscission of corn spike body and come off from corn spike body
The dust such as bract the outsides of threshing chambers 3 are discharged from outlet 9.
（Other embodiment）
（1）In the above-described embodiments, show and regard corn as the example for gathering in object, but it is also possible to by wheat, soybean etc.
It is used as harvesting object.When using wheat, soybean etc. as harvesting object, the total length that will receive root to the fringe top of harvested cereal culm is referred to as input
The harvested material of threshing chamber 3.
（2）In the above-described embodiment, show middle part 4C positioned at thrashing cylinder 4 line formula threshing tooth 22 de-
Distribution density on the grain cylinder circumferencial direction example lower than distribution density positioned at the position of entrance side, but it is also possible to make to be located at from
The end of the entrance side of thrashing cylinder 4 to middle part 4C position distribution density than the distribution density positioned at the position of outlet side
It is high.
（3）In the above-described embodiments, show at the middle part 4C from thrashing cylinder 4 to the end of outlet side position,
Line formula threshing tooth 22 erects height identical example, but it is also possible to using the portion in end from middle part 4C to outlet side
Position, line formula threshing tooth 22 erects the structure that increases towards the end of outlet side of height.
（4）In the above-described embodiment, show with harrowing example into portion 4A, but it is also possible to without harrowing into portion 4A.
(industrial applicability)
The present invention can also be used to using the crop in addition to corn such as wheat, soybean as harvested material harvester.
Claims (5)
1. a kind of harvester, it is characterised in that
With sheller unit, the harvested material total length gathered in by harvesting portion is put into threshing chamber, by the harvested material of input by accepting
The lateral outlet side of entrance of net and thrashing cylinder from the threshing chamber conveys and carries out threshing processing,
There are multiple line formula threshing tooths in the peripheral part of the thrashing cylinder, the line formula threshing tooth is formed with bumps on surface, and
And, while flailing action is applied to harvested material, while apply conveying effect to harvested material,
Multiple line formula threshing tooths be dispersed in the state of thrashing cylinder axis direction and thrashing cylinder circumferencial direction be arranged on it is described
Peripheral part,
Positioned at point on thrashing cylinder circumferencial direction of the line formula threshing tooth at the position of the entrance side of the thrashing cylinder
Cloth density ratio is positioned at the line formula threshing tooth at the position of the outlet side of the thrashing cylinder on thrashing cylinder circumferencial direction
Distribution density it is high.
2. harvester according to claim 1, it is characterised in that
Positioned at point on thrashing cylinder circumferencial direction of the line formula threshing tooth at the position of the entrance side of the thrashing cylinder
Cloth density ratio be located at the thrashing cylinder harvested material conveying direction on middle part the line formula threshing tooth in thrashing cylinder
Distribution density on circumferencial direction is high.
3. harvester according to claim 1, it is characterised in that
The thrashing cylinder is drum-type,
The line formula threshing tooth is arranged on the peripheral part to vacate the state being arranged in gap on thrashing cylinder circumferencial direction.
4. harvester according to claim 2, it is characterised in that
The thrashing cylinder is drum-type,
The line formula threshing tooth is arranged on the peripheral part to vacate the state being arranged in gap on thrashing cylinder circumferencial direction.
5. harvester according to any one of claim 1 to 4, it is characterised in that
The thrashing cylinder has：Harrow into portion, be arranged on the entrance side；And threshing processing unit, it is attached at described harrow into portion
Terminal part, with the line formula threshing tooth,
It is described harrow the base portion that into portion there is front end to attenuate and be arranged on the base portion peripheral part and by harvested material harrow into
The helical blade of the threshing processing unit,
Terminal part in the peripheral part of the base portion and the harvesting positioned at the threshing processing unit in the line formula threshing tooth
Between the peripheral part of the line formula threshing tooth of thing conveying starting ends, with guide member, the guide member is by harvested material from institute
Helical blade is stated to guide to the line formula threshing tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621166626.0U CN206314238U (en) | 2016-10-25 | 2016-10-25 | Harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621166626.0U CN206314238U (en) | 2016-10-25 | 2016-10-25 | Harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206314238U true CN206314238U (en) | 2017-07-11 |
Family
ID=59262573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621166626.0U Expired - Fee Related CN206314238U (en) | 2016-10-25 | 2016-10-25 | Harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206314238U (en) |
-
2016
- 2016-10-25 CN CN201621166626.0U patent/CN206314238U/en not_active Expired - Fee Related
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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: 20170711 |