CN110089512A - A kind of irrigation and water conservancy spraying machine - Google Patents
A kind of irrigation and water conservancy spraying machine Download PDFInfo
- Publication number
- CN110089512A CN110089512A CN201910487767.4A CN201910487767A CN110089512A CN 110089512 A CN110089512 A CN 110089512A CN 201910487767 A CN201910487767 A CN 201910487767A CN 110089512 A CN110089512 A CN 110089512A
- Authority
- CN
- China
- Prior art keywords
- irrigation
- water
- spraying machine
- box
- water conservancy
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000005507 spraying Methods 0.000 title claims abstract description 25
- 230000002262 irrigation Effects 0.000 title claims abstract description 15
- 238000003973 irrigation Methods 0.000 title claims abstract description 15
- 239000007921 spray Substances 0.000 claims abstract description 19
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 230000010412 perfusion Effects 0.000 claims description 22
- 239000011148 porous material Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 abstract description 3
- 239000002689 soil Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0025—Mechanical sprayers
- A01M7/0032—Pressure sprayers
- A01M7/0035—Pressure sprayers mounted on a frame and guided by hand; Spray barrow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
- B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
Abstract
The invention discloses a kind of irrigation and water conservancy spraying machines, including pedestal, body, universal wheel, material box and transfusion box, organism is fixedly mounted on the upside of the pedestal, and Its lower side is provided with universal wheel, feed inlet is installed at the top of the body, material box is provided on the downside of the feed inlet, and case lid is installed on the upside of feed inlet, conveying pipeline is connected on the left of the material box, and the first check valve is installed inside conveying pipeline, the conveying pipeline lower end is connected to transfusion box, water inlet pipe is provided on the left of the transfusion box, and valve is installed on water inlet pipe, in the present invention, by the filter mechanism that water inlet pipe end is arranged in, the weeds in water can be filtered with soil using filter screen and filtering gauze, prevent spraying machine from blocking, it influences to use, raw material can be uniformly mixed by the stirring blade of setting with water, it is easy to use, pass through The multiple detachable spray lines being arranged can increase the range of sprinkling, improve the efficiency of sprinkling.
Description
Technical field
The invention belongs to spraying machine technical field, specially a kind of irrigation and water conservancy spraying machine.
Background technique
Irrigation and water conservancy is the hydraulic engineering measure for the purpose of agricultural volume increase, i.e., by building and using various hydraulic engineerings
Measure adjusts, improves Farmland Water situation and regional water project situation, improves the ability for resisting natural disaster, promote the good of ecological environment
Property circulation, be allowed to be conducive to the production of crops.Crops need to carry out the sprinkling of medical fluid.
Existing spraying machine usually using the water in field or river as stoste, but since water quality is poor, exist compared with
More impurity, easily blocks spraying machine, and raw material mixes unevenly with water, influences using and present spraying machine is usual
Only one sprinkler head can not be sprayed onto biggish place, influence the efficiency of sprinkling.
Summary of the invention
It is an object of the invention to: in order to solve present spraying machine, easily blocks, influence using spraying efficiency is low to ask
Topic, provides a kind of irrigation and water conservancy spraying machine.
The technical solution adopted by the invention is as follows: a kind of irrigation and water conservancy spraying machine, including pedestal, body, universal wheel, original
Hopper and transfusion box, organism is fixedly mounted in the pedestal upside, and Its lower side is provided with universal wheel, peace at the top of the body
Equipped with feed inlet, it is provided with material box on the downside of the feed inlet, and case lid is installed on the upside of feed inlet, connects on the left of the material box
It is connected to conveying pipeline, and the first check valve is installed inside conveying pipeline, the conveying pipeline lower end is connected to transfusion box, the transfusion box
Left side is provided with water inlet pipe, and valve is equipped on water inlet pipe, and the water inlet pipe and transfusion box junction are provided with filter mechanism,
Driving motor is installed, the driving motor is sequentially connected by output shaft and rotation axis, the rotation at the top of the transfusion box
Multiple stirring blades are installed, the transfusion box lower right corner is equipped with water pump, and the water pump and vertical perfusion tube lower end connect on axis
It connects, the vertical perfusion tube top is connected to lateral perfusion tube, and the transverse direction perfusion tube passes through connector and multiple dismounting sprayings
Spill pipe connection.
Wherein, resilient cushion is installed between organism bottom on the upside of the pedestal, and left side of machine body is equipped with pushing hands.
Wherein, filter screen and filtering gauze are sequentially installed with inside the filter mechanism from left to right, and filter mechanism is right
Side offers multiple filtering pores.
Wherein, multiple pores are offered on multiple stirring blades.
Wherein, second one-way valve is installed on the vertical perfusion tube, and is provided with mounting plate on the upside of vertical perfusion tube.
Wherein, multiple detachable sprinkling pipe ends are mounted on spray head, and multiple spray holes are offered on spray head.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
It, can be by water using filter screen and filtering gauze by the way that the filter mechanism of water inlet pipe end is arranged in the present invention
In weeds be filtered with soil, prevent spraying machine from blocking, influence using the stirring blade of setting can mix raw material and water
It closes uniformly, is easy to use, the range of sprinkling can be increased by multiple detachable spray lines of setting, improve the efficiency of sprinkling.
Detailed description of the invention
Fig. 1 is overall structure simplified schematic diagram of the invention；
Fig. 2 is the filter mechanism structural schematic diagram in the present invention；
Fig. 3 is the partial structural diagram in the present invention.
Marked in the figure: 1, pedestal, 2, body, 3, resilient cushion, 4, universal wheel, 5, material box, 6, feed inlet, 7, case lid, 8,
Conveying pipeline, the 9, first check valve, 10, transfusion box, 11, water inlet pipe, 12, valve, 13, filter mechanism, 131, filter screen, 132, mistake
Filter gauze, 133, filtering pore, 14, driving motor, 15, rotation axis, 16, stirring blade, 17, water pump, 18, vertical perfusion tube,
19, second one-way valve, 20, mounting plate, 21, detachable spray line, 22, lateral perfusion tube, 23, connector, 24, spray head, 25, spray
Spill hole.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention；Term " first ", " second ", " third "
It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance；In addition, unless otherwise specific regulation and limit
Fixed, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-3, a kind of irrigation and water conservancy spraying machine, a kind of irrigation and water conservancy spraying machine, including pedestal 1, body 2,
Organism 2 is fixedly mounted on the upside of pedestal 1, and is provided with universal wheel 4 on the downside of pedestal 1 for universal wheel 4, material box 5 and transfusion box 10,
It is moved easily, feed inlet 6 is installed at the top of body 1, material box 5 is provided on the downside of feed inlet 6, and be equipped on the upside of feed inlet 6
Case lid 7 is connected with conveying pipeline 8 on the left of material box 5, and is equipped with the first check valve 9 inside conveying pipeline 8, facilitates control, conveying pipeline
8 lower ends are connected to transfusion box 10, water inlet pipe 11 are provided on the left of transfusion box 10, and valve 12 is equipped on water inlet pipe 11, water inlet
Pipe 11 and 10 junction of transfusion box are provided with filter mechanism 13, and driving motor 14, driving motor 14 are equipped at the top of transfusion box 10
It is sequentially connected by output shaft and rotation axis 15, multiple stirring blades 16 is installed in rotation axis 15, mixing can be stirred
Raw material, 10 lower right corner of transfusion box are equipped with water pump 17, and water pump 17 is connect with vertical 18 lower end of perfusion tube, vertical 18 top of perfusion tube
It is connected to lateral perfusion tube 22, lateral perfusion tube 22 is connected to by connector 23 with multiple detachable spray lines 21.
Further, resilient cushion 3 is installed between 1 upside of pedestal and 2 bottom of body, can reduce vibration, facilitates body 2
Use, and pushing hands is installed on the left of body 2.
Further, filter screen 131 and filtering gauze 132, and mistake are sequentially installed with inside filter mechanism 13 from left to right
13 right side opening of filter structure is equipped with multiple filtering pores 133, can remove impurity, prevent from blocking.
Further, multiple pores are offered on multiple stirring blades 16, can reduce resistance, facilitates stirring.
Further, second one-way valve 19 is installed on vertical perfusion tube 18, and is provided with peace on the upside of vertical perfusion tube 18
Loading board 19.
Further, multiple 21 ends of detachable spray line are mounted on spray head 24, and multiple sprays are offered on spray head 24
Spill hole 25.
In the use of the present invention, in use, spraying machine is shifted onto corresponding position using pushing hands, by the raw material in material box 5
Access transfusion box 10, by water inlet pipe 11 connect intake pump, water by filter mechanism 13 realize filtering, using filter screen 131 with
Weeds in water can be filtered by filtering gauze 132 with soil, prevent spraying machine from blocking, and influence using passing through setting
Driving motor 14 drives stirring blade 16 that can be uniformly mixed raw material with water, and the aperture being provided on stirring blade 16 can be with
Reduce resistance, convenient for mixing, medical fluid is pumped by vertical perfusion tube 18 by water pump 17, by being connect with lateral perfusion tube 22, benefit
It is sprayed with multiple detachable spray lines 21, expands the range of sprinkling, and the efficiency of sprinkling can be improved.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.
Used herein a specific example illustrates the principle and implementation of the invention, the explanation of above example
It is merely used to help understand method and its core concept of the invention.The above is only the preferred embodiment of the present invention, should refer to
Out, due to the finiteness of literal expression, and objectively there is unlimited specific structure, for the ordinary skill people of the art
For member, without departing from the principle of the present invention, can also make it is several improve, retouching or variation, can also will be above-mentioned
Technical characteristic is combined in the right way；These improve retouching, variation or combination, or the not improved design by invention and
Technical solution directly applies to other occasions, is regarded as protection scope of the present invention.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.
Claims (6)
1. a kind of irrigation and water conservancy spraying machine, including pedestal (1), body (2), universal wheel (4), material box (5) and transfusion box
(10), it is characterised in that: organism (2) are fixedly mounted on the upside of the pedestal (1), and are provided with universal wheel on the downside of pedestal (1)
(4), it is equipped with feed inlet (6), is provided with material box (5) on the downside of the feed inlet (6), and feed inlet at the top of the body (1)
(6) upside is equipped with case lid (7), is connected with conveying pipeline (8) on the left of the material box (5), and the is equipped with inside conveying pipeline (8)
One check valve (9), conveying pipeline (8) lower end are connected to transfusion box (10), are provided with water inlet pipe on the left of the transfusion box (10)
(11), it and on water inlet pipe (11) is equipped with valve (12), the water inlet pipe (11) and transfusion box (10) junction are provided with filtering
Mechanism (13), transfusion box (10) top are equipped with driving motor (14), and the driving motor (14) is by output shaft and turns
Moving axis (15) is sequentially connected, and is equipped with multiple stirring blades (16) on the rotation axis (15), transfusion box (10) lower right corner
Be equipped with water pump (17), the water pump (17) connect with vertical perfusion tube (18) lower end, vertical perfusion tube (18) top with
Lateral perfusion tube (22) connection, the transverse direction perfusion tube (22) are connected by connector (23) and multiple detachable spray lines (21)
It is logical.
2. a kind of irrigation and water conservancy spraying machine as described in claim 1, it is characterised in that: pedestal (1) upside and body
(2) it is equipped between bottom resilient cushion (3), and pushing hands is installed on the left of body (2).
3. a kind of irrigation and water conservancy spraying machine as described in claim 1, it is characterised in that: the filter mechanism (13) it is internal from
It is sequentially installed with filter screen (131) and filtering gauze (132) from left to right, and filter mechanism (13) right side opening is equipped with multiple filterings carefully
Hole (133).
4. a kind of irrigation and water conservancy spraying machine as described in claim 1, it is characterised in that: on multiple stirring blades (16)
Offer multiple pores.
5. a kind of irrigation and water conservancy spraying machine as described in claim 1, it is characterised in that: pacify on the vertical perfusion tube (18)
Mounting plate (19) are provided with equipped with second one-way valve (19), and on the upside of vertical perfusion tube (18).
6. a kind of irrigation and water conservancy spraying machine as described in claim 1, it is characterised in that: multiple detachable spray lines
(21) end is mounted on spray head (24), and multiple spray holes (25) are offered on spray head (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487767.4A CN110089512A (en) | 2019-06-05 | 2019-06-05 | A kind of irrigation and water conservancy spraying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487767.4A CN110089512A (en) | 2019-06-05 | 2019-06-05 | A kind of irrigation and water conservancy spraying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110089512A true CN110089512A (en) | 2019-08-06 |
Family
ID=67450448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910487767.4A Pending CN110089512A (en) | 2019-06-05 | 2019-06-05 | A kind of irrigation and water conservancy spraying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110089512A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009005702A (en) * | 2007-06-26 | 2009-01-15 | Kum Sun Ha | Mobile water supply device for managing potted plant |
| CN202722184U (en) * | 2012-08-20 | 2013-02-13 | 山东三益园林绿化有限公司 | Irrigation sprinkler |
| CN205266522U (en) * | 2016-01-04 | 2016-06-01 | 赵新江 | Electrical automatic spraying device |
| CN206181999U (en) * | 2016-11-17 | 2017-05-24 | 李文慧 | Gardens of soluble solid can be added and water jet equipment is used |
| CN206237989U (en) * | 2016-11-21 | 2017-06-13 | 赵娜 | A kind of irrigation and water conservancy irrigation rig |
| CN107278808A (en) * | 2017-06-08 | 2017-10-24 | 防城港市长歧水利管理所 | A kind of irrigation and water conservancy is irrigated and uses anti-blocking pipeline |
| CN107535170A (en) * | 2017-10-10 | 2018-01-05 | 湖南力本农业装备股份有限公司 | A kind of agricultural water conservancy fertilizer apparatus with irrigation function |
| CN108124847A (en) * | 2017-12-20 | 2018-06-08 | 林永辉 | Gardens sprayer |
| CN108377886A (en) * | 2018-01-24 | 2018-08-10 | 合肥图腾龙机械设计有限公司 | A kind of swing type irrigation and water conservancy irrigation rig |
| CN208211093U (en) * | 2018-05-23 | 2018-12-11 | 陈晓松 | Irrigation and water conservancy Mobile irrigation rig |
| CN109169587A (en) * | 2018-08-22 | 2019-01-11 | 湖南米笠农业科技有限公司 | A kind of irrigation trolley that liquor strength is easily adjusted |
| CN208624441U (en) * | 2018-07-18 | 2019-03-22 | 麦凌霞 | A kind of agricultural planting pesticide spraying device |
-
2019
- 2019-06-05 CN CN201910487767.4A patent/CN110089512A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009005702A (en) * | 2007-06-26 | 2009-01-15 | Kum Sun Ha | Mobile water supply device for managing potted plant |
| CN202722184U (en) * | 2012-08-20 | 2013-02-13 | 山东三益园林绿化有限公司 | Irrigation sprinkler |
| CN205266522U (en) * | 2016-01-04 | 2016-06-01 | 赵新江 | Electrical automatic spraying device |
| CN206181999U (en) * | 2016-11-17 | 2017-05-24 | 李文慧 | Gardens of soluble solid can be added and water jet equipment is used |
| CN206237989U (en) * | 2016-11-21 | 2017-06-13 | 赵娜 | A kind of irrigation and water conservancy irrigation rig |
| CN107278808A (en) * | 2017-06-08 | 2017-10-24 | 防城港市长歧水利管理所 | A kind of irrigation and water conservancy is irrigated and uses anti-blocking pipeline |
| CN107535170A (en) * | 2017-10-10 | 2018-01-05 | 湖南力本农业装备股份有限公司 | A kind of agricultural water conservancy fertilizer apparatus with irrigation function |
| CN108124847A (en) * | 2017-12-20 | 2018-06-08 | 林永辉 | Gardens sprayer |
| CN108377886A (en) * | 2018-01-24 | 2018-08-10 | 合肥图腾龙机械设计有限公司 | A kind of swing type irrigation and water conservancy irrigation rig |
| CN208211093U (en) * | 2018-05-23 | 2018-12-11 | 陈晓松 | Irrigation and water conservancy Mobile irrigation rig |
| CN208624441U (en) * | 2018-07-18 | 2019-03-22 | 麦凌霞 | A kind of agricultural planting pesticide spraying device |
| CN109169587A (en) * | 2018-08-22 | 2019-01-11 | 湖南米笠农业科技有限公司 | A kind of irrigation trolley that liquor strength is easily adjusted |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190806 |
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| RJ01 | Rejection of invention patent application after publication |