CN109601151A - A kind of efficient animal husbandry herbage grinding device - Google Patents

A kind of efficient animal husbandry herbage grinding device Download PDF

Info

Publication number
CN109601151A
CN109601151A CN201811446589.2A CN201811446589A CN109601151A CN 109601151 A CN109601151 A CN 109601151A CN 201811446589 A CN201811446589 A CN 201811446589A CN 109601151 A CN109601151 A CN 109601151A
Authority
CN
China
Prior art keywords
shell
pedestal
animal husbandry
roller
grinding device
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.)
Withdrawn
Application number
CN201811446589.2A
Other languages
Chinese (zh)
Inventor
王洪军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201811446589.2A priority Critical patent/CN109601151A/en
Publication of CN109601151A publication Critical patent/CN109601151A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01FPROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F29/00Cutting apparatus specially adapted for cutting hay, straw or the like
    • A01F29/02Cutting apparatus specially adapted for cutting hay, straw or the like having rotating knives with their cutting edges in a plane perpendicular to their rotational axis
    • A01F29/04Cutting apparatus specially adapted for cutting hay, straw or the like having rotating knives with their cutting edges in a plane perpendicular to their rotational axis with feeding direction transverse to axis
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01FPROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F29/00Cutting apparatus specially adapted for cutting hay, straw or the like
    • A01F29/09Details
    • A01F29/095Mounting or adjusting of knives
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01FPROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F29/00Cutting apparatus specially adapted for cutting hay, straw or the like
    • A01F29/09Details
    • A01F29/10Feeding devices
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01FPROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F29/00Cutting apparatus specially adapted for cutting hay, straw or the like
    • A01F29/09Details
    • A01F29/16Safety devices, e.g. emergency brake arrangements
    • A01F29/18Safety devices, e.g. emergency brake arrangements for protecting human beings

Abstract

The present invention relates to cultural technique fields, specifically disclose a kind of efficient animal husbandry herbage grinding device, including pedestal, the lower surface both ends of pedestal are provided with driving wheel and universal wheel, and the upper surface of pedestal is provided with shell, the proximal side of shell is fixedly installed with motor, the left end lower surface of the shell is provided with rewinding mouth, and the left end rotation connection of shell is provided with conveyer belt on live-roller there are two live-roller, it is provided with rewinding pawl on the outside of conveyer belt, is provided with Transfer pipe in shell.The top of Transfer pipe is communicated with inclined disruption channel, and breaker roll is rotatably connected in disruption channel, and the end rotation of disruption channel is provided on compression roller, discharge port is offered on the shell of proximal end, discharge port is connected to the bottom of disruption channel.It is installed with pushing hands on the pedestal of shell right end, is provided with controller in pushing hands.The invention has the advantages that structure is simple, easy to operate, energy utilization rate is high, labor intensity is low, manufacturing cost is low, easily fabricated popularization.

Description

A kind of efficient animal husbandry herbage grinding device
Technical field
The present invention relates to cultural technique field, specifically a kind of efficient animal husbandry herbage grinding device.
Background technique
Animal husbandry is the animal tamed by the mankind using livestock and poultry etc., by artificial feeding, breeding, make it by herbage and The plants such as feed can be changed into the production division of animal energy.Herbage is the main feed of the livestocks such as ox, horse, sheep, through appropriate crushing Herbage afterwards keeps livestock appetite more preferable.Traditional herbage crushing process is realized by manually being cut up with a hay cutter with chopper, but the herbage of animal husbandry Amount is more, and the big efficiency of labor workload is not but high.Based on the needs in this market, occurs herbage pulverizer on the market and herded to crush Grass.But the herbage pulverizer crushing effect of the prior art is poor, low efficiency, low output.
Chinese patent (notification number: 206996759 U of CN, the day for announcing: 2018.02.13) discloses a kind of animal husbandry herbage Grinding device, including feed device, feed device are set to the front end for slightly cutting transfer plate component, and transport motor and feed device connect Connect, vibrating motor with slightly cut transfer plate component and connect, slightly cut combination knife plate and be set to the top for slightly cutting transfer plate component, cut biography with thick It send board group part to be arranged in parallel, slightly cuts combination knife plate and connect with servo motor by telescopic rod;Crushing bin, which is set to, slightly cuts transmission board group The rear end of part crushes the outside that motor is set to crushing bin, and one end of central axis is connect with motor is crushed, and the other end protrudes into crushing bin Interior, crushing piece is arranged on center shaft side by side;The lower part of crushing bin is communicated with material guide channel, and blower is set to the bottom of crushing bin, It is opposite with the outlet of material guide channel.But the device does not have automatic feeder, large labor intensity, not easily shifted give of device uses It makes troubles.
Summary of the invention
The purpose of the present invention is to provide a kind of efficient animal husbandry herbage grinding devices, to solve to mention in above-mentioned background technique Out the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of efficient animal husbandry herbage grinding device, including pedestal, shell and Transfer pipe.The lower surface both ends of the pedestal It is provided with driving wheel and universal wheel, the setting of universal wheel facilitates the steering and fixation of pedestal, keeps device movement more convenient.Actively The second driven disc is vertically and fixedly provided on the central axis of wheel, the second driven disc is rotated coaxially with driving wheel.The following table of the pedestal Face middle position is equipped with battery, and battery provides power supply for device.The upper surface of the pedestal is provided with shell, shell Proximal side be fixedly installed with motor, the output shaft of motor is vertically connected with drive disk, under the drive of the motor, drive disk with The output shaft of motor rotates coaxially.Drive disk is connect with the second driven disc by belt, and drive disk drives the rotation of the second driven disc, To drive device to move as needed.
The left end lower surface of the shell is provided with rewinding mouth, and the left end of the shell is inclined to be rotatably connected to two A live-roller, is provided with conveyer belt on live-roller, and the live-roller of bottom end is fixedly connected with the first driven disc, the first driven disc and drives Moving plate is connected by belt.Drive disk drives the rotation of the first driven disc, so that live-roller be made to drive conveyer belt rotation.Conveyer belt Outside is evenly provided with several rewinding pawls, and the right side of conveyer belt is provided with inclined Transfer pipe, Transfer pipe in shell Bottom be connected to rewinding mouth.Rewinding pawl receives the herbage on ground in rewinding mouth as conveyer belt rotates, and herbage is with receipts Expect that pawl rises in the movement of Transfer pipe.
The top of the Transfer pipe is communicated with inclined disruption channel, is rotatably connected to breaker roll in disruption channel, Breaker roll can be freely rotated on shell.Several broken blades are provided on breaker roll, the central axis proximal end of breaker roll is stretched out Shell is outer and is vertically connected with the 4th driven disc, and the 4th driven disc is connect by belt with drive disk, drive disk drive the 4th from Moving plate rotation is crushed the herbage entered in disruption channel so that breaker roll be made to rotate.The end rotation of disruption channel is set It sets there are two horizontal compression roller, the proximal end of the central axis of compression roller stretches out shell and is vertically connected on the center of gear, Two gear engagements.The gear of right end is fixedly connected with third driven disc, and third driven disc is connect with drive disk by belt, drives Moving plate drives the rotation of third driven disc, so that two compression rollers be made to rotate backward.Discharge port, discharge port are offered on the shell of proximal end It is connected to the bottom of disruption channel, shell is discharged by discharge port in broken herbage.It is solid on the pedestal of the shell right end Equipped with pushing hands, the setting of pushing hands facilitates personnel control device mobile, is provided with controller in pushing hands, controller electrically connects with motor It connects, controller can control the starting and closing of motor.
As a further solution of the present invention: the bottom of the rewinding mouth and the bottom of driving wheel are concordant, are convenient for herbage Enter in rewinding mouth from ground.The section of rewinding mouth is convex structure, convenient for the entrance of herbage.
As a further solution of the present invention: the rewinding pawl is multiple tooth pawl structure, convenient for the crawl of herbage.
As a further solution of the present invention: the outer surface of the compression roller is provided with lateral tooth, makes to fall in extruding Herbage bending fold on roller is convenient for livestock edible.
As a further solution of the present invention: the bottom of the shell is fixedly connected on the top of spring, the bottom of spring End is connected to the upper surface of pedestal, and spring has shock-absorbing support effect to shell, reduces damage of the vibration to device, improves device Service life.
As a further solution of the present invention: the shell surrounding is fixed with several limited blocks in the upper surface of pedestal, Limited block blocks shell from surrounding, avoids shell horizontal jitter.
As a further solution of the present invention: inclined plate is arranged in the lower section of the compression roller, and inclined plate has guidance broken Herbage effect.
Compared with prior art, the beneficial effects of the present invention are: using motor driven, keep device movement very convenient, it can Realization device carries out rewinding crushing to the herbage on ground.Facilitate the steering and fixation of device using universal wheel.Use rewinding pawl Rewinding avoids artificial rewinding, reduces the workload of worker, improves crush efficiency.After being crushed using compression roller Herbage further soften, improve herbage eating mouth feel.Damping is carried out to device using spring, improve device uses the longevity Life, while reducing damage of the device concussion to human body.Mobile, rewinding is completed using a motor and is crushed, and keeps equipment simple Change, improves the utilization rate of the energy, reduce the manufacturing cost of device.The invention has the advantages that structure is simple, the easy to operate, energy Utilization rate is high, labor intensity is low, manufacturing cost is low, easily fabricated popularization.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of internal structure of efficient animal husbandry herbage grinding device embodiment 1.
Fig. 2 is a kind of structural schematic diagram of the outside of efficient animal husbandry herbage grinding device embodiment 1.
Fig. 3 is a kind of structural schematic diagram of the outside of efficient animal husbandry herbage grinding device embodiment 2.
In figure, pedestal 1, pushing hands 2, controller 3, shell 4, compression roller 5, breaker roll 6, disruption channel 7, Transfer pipe 8, biography Dynamic roller 9, rewinding pawl 10, conveyer belt 11, rewinding mouth 12, driving wheel 13, inclined plate 14, battery 15, universal wheel 16, motor 17 drive Moving plate 18, the first driven disc 19, the second driven disc 20, discharge port 21, gear 22, third driven disc 23, the 4th driven disc 24, limit Position block 25, spring 26.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
A kind of efficient animal husbandry herbage grinding device referring to FIG. 1-2, including pedestal 1, shell 4 and Transfer pipe 8.Described The lower surface both ends of pedestal 1 are provided with driving wheel 13 and universal wheel 16, and the setting of universal wheel 16 facilitates the steering of pedestal 1 and consolidates It is fixed, keep device movement more convenient.Be vertically and fixedly provided with the second driven disc 20 on the central axis of driving wheel 13, the second driven disc 20 with Driving wheel 13 rotates coaxially.The lower surface middle position of the pedestal 1 is equipped with battery 15, and battery 15 provides for device Power supply.The upper surface of the pedestal 1 is provided with shell 4, and the proximal side of shell 4 is fixedly installed with motor 17, motor 17 Output shaft is vertically connected with drive disk 18, and under the driving of motor 17, drive disk 18 and the output shaft of motor 17 are rotated coaxially.It drives Moving plate 18 is connect with the second driven disc 20 by belt, and drive disk 18 drives the rotation of the second driven disc 20, to drive device root According to needing to move.
The left end lower surface of the shell 4 is provided with rewinding mouth 12, the bottom of rewinding mouth 12 and the bottom of driving wheel 13 Concordantly, enter in rewinding mouth 12 convenient for herbage from ground.The section of rewinding mouth 12 is convex structure, convenient for the entrance of herbage. The inclined rotation connection in left end of the shell 4 is provided with conveyer belt 11, the biography of bottom end on live-roller 9 there are two live-roller 9 Dynamic roller 9 is fixedly connected with the first driven disc 19, and the first driven disc 19 is connect with drive disk 18 by belt.Drive disk 18 drives the One driven disc 19 rotation, to make live-roller 9 that conveyer belt 11 be driven to rotate.The outside of conveyer belt 11 is evenly provided with several receipts Expect pawl 10, rewinding pawl 10 is multiple tooth pawl structure, convenient for the crawl of herbage.The right side of conveyer belt 11 is provided with inclination in shell 4 Transfer pipe 8, the bottom of Transfer pipe 8 is connected to rewinding mouth 12.Rewinding pawl 10 will be on ground with the rotation of conveyer belt 11 Herbage receives in rewinding mouth 12, and herbage rises with rewinding pawl 10 in the movement of Transfer pipe 8.
The top of the Transfer pipe 8 is communicated with inclined disruption channel 7, is rotatably connected in disruption channel 7 broken Roller 6, breaker roll 6 can be freely rotated on shell 4.Several broken blades, the central axis of breaker roll 6 are provided on breaker roll 6 The 4th driven disc 24 is stretched out outside shell 4 and be vertically connected in proximal end, and the 4th driven disc 24 is connect by belt with drive disk 18, drives Moving plate 18 drives the rotation of the 4th driven disc 24, so that breaker roll 6 be made to rotate, is crushed to the herbage entered in disruption channel 7. There are two horizontal compression roller 5, the outer surface of compression roller 5 is provided with lateral tooth for the end rotation setting of disruption channel 7.It squeezes The proximal end of the central axis of roller 5 stretches out shell 4 and is vertically connected on the center of gear 22, and two gears 22 engage.Right end Gear 22 is fixedly connected with third driven disc 23, and third driven disc 23 is connect with drive disk 18 by belt, and drive disk 18 drives Third driven disc 23 rotates, so that two compression rollers 5 be made to rotate backward, makes the herbage bending fold fallen on compression roller 5, is convenient for Livestock edible.Inclined plate 14 is arranged in the lower section of the compression roller 5, and inclined plate 14 has the broken herbage effect of guidance.Proximal end shell 4 On offer discharge port 21, discharge port 21 is connected to the bottom of inclined plate 14, broken herbage by discharge port 21 be discharged shell 4.Pushing hands 2 is installed on the pedestal 1 of 4 right end of shell, the setting of pushing hands 2 facilitates personnel control device mobile, in pushing hands 2 It is provided with controller 3, controller 3 and motor 17 are electrically connected, and controller 13 can control the starting and closing of motor 17.
The working principle of the invention is: starting motor 17 by controller 3, shifts device onto specified herbage and pave place. Motor 17 drives driving wheel 13 to rotate, and keeps device conveniently moving quick.Motor 17 drives conveyer belt 11 to rotate, and rewinding pawl 10 will herd Grass is taken in rewinding mouth 12, and is risen in Transfer pipe 8 as rewinding pawl 10 is mobile.Herbage enters quilt in disruption channel 7 Breaker roll 6 is broken, falls on compression roller 5, and compression roller 5 will be discharged from discharge port 21 after herbage extruding bending.
Embodiment 2
Referring to Fig. 3, on the basis of embodiment 1, the bottom of the shell 4 is fixedly connected on the top of spring 26, spring 26 bottom end is connected to the upper surface of pedestal 1, and spring 26 has shock-absorbing support effect to shell 4, reduces damage of the vibration to device, Improve the service life of device.4 surrounding of shell is fixed with several limited blocks 25 in the upper surface of pedestal 1, and limited block 25 is by shell Body 4 is blocked from surrounding, avoids 4 horizontal jitter of shell.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective It makes a variety of changes.

Claims (7)

1. a kind of efficient animal husbandry herbage grinding device, including pedestal (1), shell (4) and Transfer pipe (8), the pedestal (1) lower surface both ends are provided with driving wheel (13) and universal wheel (16), and is vertically and fixedly provided on the central axis of driving wheel (13) Two driven discs (20), the lower surface middle position of the pedestal (1) are equipped with battery (15), which is characterized in that described The upper surface of pedestal (1) is provided with shell (4), and the proximal side of shell (4) is fixedly installed with motor (17), motor (17) it is defeated Shaft is vertically connected with drive disk (18), and drive disk (18) is connect with the second driven disc (20) by belt;
The left end lower surface of the shell (4) is provided with rewinding mouth (12), and the left end of shell (4) is inclined to be rotatably connected to two A live-roller (9) is provided with conveyer belt (11) on live-roller (9), and the live-roller (9) of bottom end is fixedly connected with the first driven disc (19), the first driven disc (19) is connect with drive disk (18) by belt, is evenly provided on the outside of conveyer belt (11) several The right side of rewinding pawl (10), conveyer belt (11) is provided with inclined Transfer pipe (8) in shell (4), the bottom of Transfer pipe (8) Portion is connected to rewinding mouth (12);
The top of the Transfer pipe (8) is communicated with inclined disruption channel (7), is rotatably connected to brokenly in disruption channel (7) Broken roller (6), several broken blades are provided on breaker roll (6), and the central axis proximal end of breaker roll (6) stretches out shell (4) outside and hangs down Direct-connected to be connected to the 4th driven disc (24), the 4th driven disc (24) is connect by belt with drive disk (18);
There are two horizontal compression roller (5), the proximal end of the central axis of compression roller (5) is stretched for the end rotation setting of disruption channel (7) Shell (4) and it is vertically connected on the centers of gear (22) out, the gear (22) of right end is fixedly connected with third driven disc (23), third driven disc (23) is connect with drive disk (18) by belt, discharge port (21) is offered on proximal end shell (4), out Material mouth (21) is connected to the bottom of disruption channel (7), is installed with pushing hands (2) on the pedestal (1) of the shell (4) right end, is pushed away It is provided on hand (2) controller (3), controller (3) and motor (17) are electrically connected.
2. a kind of efficient animal husbandry herbage grinding device according to claim 1, which is characterized in that the rewinding mouth (12) bottom is concordant with the bottom of driving wheel (13), and the section of rewinding mouth (12) is convex structure.
3. a kind of efficient animal husbandry herbage grinding device according to claim 1 or 2, which is characterized in that the rewinding Pawl (10) is multiple tooth pawl structure.
4. a kind of efficient animal husbandry herbage grinding device according to claim 3, which is characterized in that the compression roller (5) outer surface is provided with lateral tooth.
5. a kind of efficient animal husbandry herbage grinding device according to claim 4, which is characterized in that the shell (4) Bottom be fixedly connected on the tops of spring (26), the bottom end of spring (26) is connected to the upper surface of pedestal (1).
6. a kind of efficient animal husbandry herbage grinding device according to claim 5, which is characterized in that the shell (4) Surrounding is fixed with several limited blocks (25) in the upper surface of pedestal (1).
7. a kind of efficient animal husbandry herbage grinding device according to claim 6, which is characterized in that the compression roller (5) inclined plate (14) are arranged in lower section.
CN201811446589.2A 2018-11-29 2018-11-29 A kind of efficient animal husbandry herbage grinding device Withdrawn CN109601151A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811446589.2A CN109601151A (en) 2018-11-29 2018-11-29 A kind of efficient animal husbandry herbage grinding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811446589.2A CN109601151A (en) 2018-11-29 2018-11-29 A kind of efficient animal husbandry herbage grinding device

Publications (1)

Publication Number Publication Date
CN109601151A true CN109601151A (en) 2019-04-12

Family

ID=66006604

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811446589.2A Withdrawn CN109601151A (en) 2018-11-29 2018-11-29 A kind of efficient animal husbandry herbage grinding device

Country Status (1)

Country Link
CN (1) CN109601151A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110506512A (en) * 2019-09-29 2019-11-29 袁兴旺 A kind of modern times pasture automation herbage grinder tool
CN110935535A (en) * 2019-11-27 2020-03-31 大连中歆一品机械有限公司 Straw treatment integrated device
CN114097432A (en) * 2021-11-25 2022-03-01 中国农业科学院兰州畜牧与兽药研究所 Pasture grass reducing mechanism with quick function
CN114195568A (en) * 2022-01-17 2022-03-18 宁夏大学 Fermentation tank based on agricultural waste fermentation compost

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110506512A (en) * 2019-09-29 2019-11-29 袁兴旺 A kind of modern times pasture automation herbage grinder tool
CN110935535A (en) * 2019-11-27 2020-03-31 大连中歆一品机械有限公司 Straw treatment integrated device
CN114097432A (en) * 2021-11-25 2022-03-01 中国农业科学院兰州畜牧与兽药研究所 Pasture grass reducing mechanism with quick function
CN114195568A (en) * 2022-01-17 2022-03-18 宁夏大学 Fermentation tank based on agricultural waste fermentation compost

Similar Documents

Publication Publication Date Title
CN109601151A (en) A kind of efficient animal husbandry herbage grinding device
CN207054164U (en) A kind of animal husbandry crusher for fodder
CN104322211B (en) Silage harvester feeding compaction apparatus
CN207099760U (en) A kind of animal husbandry herbage quick crashing device
CN105493783A (en) Novel round bundle type bundler machine
CN202773394U (en) Self-propelled multi-kinetic-energy corn green feed harvester
CN206760742U (en) A kind of straw rubber feed mechanism
CN105009842A (en) Straw cutting, crushing and rubbing machine
CN201454620U (en) Biomass fine smashing device
CN108811799A (en) A kind of farming and animal husbandry herbage grinding device
CN107649259A (en) A kind of efficiently herbage pulverizer
CN202535908U (en) Shrimp and crab feeding device
CN206612008U (en) It is a kind of for poultry feed can self-mobile food throwing machine
CN211838389U (en) Tea planting is with environment-friendly straw fertilizer preparation facilities
CN109757227B (en) Fine crushing equipment for fresh plant stems and leaves
CN207911733U (en) A kind of livestock-raising charging device
CN204762300U (en) Straw hand hay cutter is cut breakage and is rubbed machine
CN204206788U (en) Silage harvester feeding compaction apparatus
CN211792981U (en) Automatic collecting device that smashes of agricultural straw
CN211630904U (en) Green feed harvester header belt transmission system
CN209572505U (en) A kind of fine crushing plant of fresh plant cauline leaf
CN209072967U (en) One kind being used for the short crusher for fodder of sheep raising
CN212436454U (en) Automatic grass cutting device for livestock grassland
CN113654341A (en) Cat tail grass drying equipment with screening mechanism
CN111195553A (en) Tea planting is with environment-friendly straw fertilizer preparation facilities

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20190412