CN107738191A - Possesses the belt sander of workpiece surface preprocessing function - Google Patents
Possesses the belt sander of workpiece surface preprocessing function Download PDFInfo
- Publication number
- CN107738191A CN107738191A CN201711195672.2A CN201711195672A CN107738191A CN 107738191 A CN107738191 A CN 107738191A CN 201711195672 A CN201711195672 A CN 201711195672A CN 107738191 A CN107738191 A CN 107738191A
- Authority
- CN
- China
- Prior art keywords
- transmission belt
- pretreatment chamber
- workpiece surface
- blast room
- dust catcher
- 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- Withdrawn
Links
- 238000007781 pre-processing Methods 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 53
- 239000000428 dust Substances 0.000 claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims abstract description 19
- 239000007921 spray Substances 0.000 claims abstract description 16
- 238000011084 recovery Methods 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000008676 import Effects 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000005488 sandblasting Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract 1
- 238000005422 blasting Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/02—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other
- B24C3/04—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other stationary
-
- B08B1/32—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/08—Abrasive blasting machines or devices; Plants essentially adapted for abrasive blasting of travelling stock or travelling workpieces
- B24C3/083—Transfer or feeding devices; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
- B24C5/02—Blast guns, e.g. for generating high velocity abrasive fluid jets for cutting materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
Abstract
The invention discloses a kind of belt sander for possessing workpiece surface preprocessing function, conveying mechanism including blast room and located at the blast room side, the conveying mechanism includes base, pretreatment chamber and transmission belt, the pretreatment chamber is located at the base upper end, the transmission belt is located in the base and sequentially passed through and imports in the pretreatment chamber and the blast room, the interior side of the pretreatment chamber is provided with dust catcher, the inside opposite side of the pretreatment chamber is provided with cleaning agency, the inner upper end of the blast room is provided with storage tank, the lower end export spray gun of the storage tank, a recovery bucket is additionally provided with below the blast room, the recovery bucket is below the transmission belt.By the above-mentioned means, the present invention can pre-process to the workpiece surface before sandblasting, the dust of workpiece surface and debris are cleaned out by rotating brushes and dust catcher, avoid influenceing sandblasting effect.
Description
Technical field
The present invention relates to sand-blasting machine field, more particularly to a kind of belt sandblasting for possessing workpiece surface preprocessing function
Machine.
Background technology
Sand-blasting machine is the category of air conveyor tool, is to utilize compressed air by powdered granule material at one in pipeline
Another place is transported to, during being converted into potential energy by kinetic energy, the sand grains that high-speed motion is washed away body surface, reaches improvement
The effect of body surface quality, undressed workpiece enter the preceding surface in blast room may covered with dust and debris etc.,
The effect of sandblasting can be influenceed by carrying out sandblasting when without processing, and traditional sand-blasting machine does not possess this kind of workpiece surface pretreatment work(
Can, easily cause sandblasting Quality Down.
The content of the invention
The present invention solves the technical problem of providing a kind of belt sander for possessing workpiece surface preprocessing function,
Workpiece surface before sandblasting can be pre-processed, it is by rotating brushes and dust catcher that the dust of workpiece surface and debris is clear
Reason is clean, avoids influenceing sandblasting effect.
In order to solve the above technical problems, one aspect of the present invention is：It is pre- that offer one kind possesses workpiece surface
The belt sander of processing function, including blast room and the conveying mechanism located at the blast room side, the conveying mechanism bag
Base, pretreatment chamber and transmission belt are included, the pretreatment chamber is located at the upper end of the base, and the transmission belt level is laid on institute
State in base and sequentially pass through and import in the pretreatment chamber and the blast room, the interior side of the pretreatment chamber, which is provided with, to be inhaled
Dirt device, the inside opposite side of the pretreatment chamber are provided with cleaning agency, the cleaning agency and the dust catcher be arranged side by side and
Relative to be provided with interval, the cleaning agency includes the electric rotating machine located at the pretreatment chamber top, the electric rotating machine it is defeated
Going out end and export a rotating shaft bar straight down, the lower end of the rotating shaft bar is provided with brush head, and the brush finish of the brush head is set down,
The inner upper end of the blast room is provided with storage tank, and the lower end output end of the storage tank exports a spray gun straight down, described
By passage through connection between spray gun and the storage tank, the spray gun is correspondingly arranged at the top of the transmission belt, described
A recovery bucket is additionally provided with below blast room, the recovery bucket is correspondingly arranged at the lower section of the transmission belt.
In a preferred embodiment of the present invention, bag dust filter, the lower end input of the dust catcher are provided with the dust catcher
One sweep-up pipe of end export, the sweep-up pipe are set straight down, and the upper end output end of the dust catcher exports an exhaust duct, described
Exhaust duct is a bend pipe and the charging aperture setting being open towards the transmission belt.
In a preferred embodiment of the present invention, the transmission belt is charging aperture close to one end of the pretreatment chamber, institute
It is discharging opening that transmission belt, which is stated, close to one end of the blast room, and the transmission belt is mesh transmission band, in the transmission belt uniformly
Provided with some material discs for being used to place workpiece.
In a preferred embodiment of the present invention, the dust catcher is located at the discharging opening side of the transmission belt, described clear
Sweep the charging aperture side that mechanism is located at the transmission belt.
In a preferred embodiment of the present invention, expansion link is connected between the brush head and the rotating shaft bar, stretched
Bar is rotated coaxially with the rotating shaft bar by shaft coupling and is connected.
The beneficial effects of the invention are as follows：The present invention compares more traditional sand-blasting machine, workpiece surface can be entered before sandblasting
Row pretreatment, the workpiece surface before entering blast room is scrubbed by the hairbrush of rotatable lifting, removal is covered in workpiece
The dust and debris on surface etc., and the dust of cleaning and debris are absorbed by filtering heel row by dust catcher and removed, ensure workshop
Interior quality of air environment.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other
Accompanying drawing, wherein：
Fig. 1 is the structural representation for the preferred embodiment of belt sander one that the present invention possesses workpiece surface preprocessing function；
The mark of each part is as follows in accompanying drawing：1st, blast room；2nd, conveying mechanism；3rd, base；4th, pretreatment chamber；5th, transmission belt；6、
Dust catcher；7th, cleaning agency；8th, electric rotating machine；9th, rotating shaft bar；10th, brush head；11st, storage tank；12nd, spray gun；13rd, recovery bucket；
14th, sweep-up pipe；15th, exhaust duct.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only the part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
All other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
Referring to Fig. 1, the embodiment of the present invention includes：
A kind of belt sander for possessing workpiece surface preprocessing function, including blast room 1 and located at the side of blast room 1
Conveying mechanism 2, the conveying mechanism 2 include base 3, pretreatment chamber 4 and transmission belt 5, and the pretreatment chamber 4 is located at the base
3 upper end, the level of transmission belt 5, which is laid in the base 3 and sequentially passed through, imports the pretreatment chamber 4 and the sandblasting
In room 1, the interior side of the pretreatment chamber 4 is provided with dust catcher 6, and the inside opposite side of the pretreatment chamber 4 is provided with scavenging machine
Structure 7, the cleaning agency 7 and the dust catcher 6 are arranged side by side and relative be provided with is spaced, and the cleaning agency 7 includes being located at institute
State the electric rotating machine 8 on the top of pretreatment chamber 4, the output end of the electric rotating machine 8 exports a rotating shaft bar 9 straight down, described turn
The lower end of axostylus axostyle 9 is provided with brush head 10, and the brush finish of the brush head 10 is set down, and the inner upper end of the blast room 1 is provided with
Storage tank 11, the lower end output end of the storage tank 11 export a spray gun 12, the spray gun 12 and the storage tank straight down
By passage through connection between 11, the spray gun 12 is correspondingly arranged at the top of the transmission belt 5, under the blast room 1
Side is additionally provided with a recovery bucket 13, and the recovery bucket 13 is correspondingly arranged at the lower section of the transmission belt 5.
In addition, being provided with bag dust filter in the dust catcher 6, the lower end input of the dust catcher 6 exports a sweep-up pipe 14, institute
State sweep-up pipe 14 to set straight down, the upper end output end of the dust catcher 6 exports an exhaust duct 15, and the exhaust duct 15 is one
Bend pipe and the charging aperture setting being open towards the transmission belt 5.
In addition, the transmission belt 5 is charging aperture close to one end of the pretreatment chamber 4, the transmission belt 5 is close to the spray
One end of sand room 1 is discharging opening, and the transmission belt 5 is mesh transmission band, is uniformly provided with the transmission belt 5 some for placing
The material disc of workpiece.
In addition, the dust catcher 6 is located at the discharging opening side of the transmission belt 5, the cleaning agency 7 is located at the transmission
With 5 charging aperture side.
In addition, be connected with expansion link between the brush head 10 and the rotating shaft bar 9, expansion link by shaft coupling with it is described
Rotating shaft bar 9 rotates coaxially connection.
The operation principle of the present invention includes base 3, pretreatment chamber 4 and transmission belt 5 for conveying mechanism 2, and pretreatment chamber 4 is located at
The upper end of base 3, the level of transmission belt 5 is laid in base 3 and sequentially passed through and imports in pretreatment chamber 4 and blast room 1, for inciting somebody to action
Workpiece carries out blasting treatment out of pretreatment chamber 4 in transport to blast room 1, transmission belt 5 is charging close to one end of pretreatment chamber 4
Mouthful, transmission belt 5 is discharging opening close to one end of blast room 1, and transmission belt 5 is mesh transmission band, the unnecessary sand in blasting treatment
Grain falls into lower section by mesh transmission band and carries out recovery preservation, and some materials for being used to place workpiece are uniformly provided with transmission belt 5
Disk.
The interior side of pretreatment chamber 4 is provided with dust catcher 6, and dust catcher 6 is located at the discharging opening side of transmission belt 5, dust catcher 6
It is interior to be provided with bag dust filter, the dust of suction is stayed in dust catcher 6, the lower end input of dust catcher 6 exports a sweep-up pipe 14, dust suction
Pipe 14 is set straight down, the dust of workpiece surface is sucked in the bag dust filter of inside by sweep-up pipe 14, the upper end of dust catcher 6
Output end exports an exhaust duct 15, and exhaust duct 15 is a bend pipe and the charging aperture setting being open towards transmission belt 5, after filtering
Cleaned air is discharged, and ensures the air quality in workshop.
The inside opposite side of pretreatment chamber 4 is provided with cleaning agency 7, and cleaning agency 7 is located at the charging aperture side of transmission belt 5,
Cleaning agency 7 and dust catcher 6 are arranged side by side and relative be provided with is spaced, and cleaning agency 7 includes the rotation located at the top of pretreatment chamber 4
Motor 8, the output end of electric rotating machine 8 export a rotating shaft bar 9 straight down, and the lower end of rotating shaft bar 9 is provided with brush head 10, brush head
Expansion link is connected between 10 and rotating shaft bar 9, expansion link is rotated coaxially with rotating shaft bar 9 by shaft coupling and is connected, brush head 10
Brush finish is set down, and the drive shaft bar 9 of electric rotating machine 8 rotates, and so as to drive the expansion link synchronous axial system of the lower end of rotating shaft bar 9, is led to
Cross expansion link and flexible drive to workpiece surface of brush head 10 is subjected to rotary cleaning, the dust and debris of workpiece surface will be covered in
Cleaning, the inner upper end of blast room 1 are provided with storage tank 11, and the lower end output end of storage tank 11 exports a spray gun 12 straight down,
By passage through connection between spray gun 12 and storage tank 11, spray gun 12 is correspondingly arranged at the top of transmission belt 5, to by sandblasting
Workpiece in room 1 carries out blasting treatment, and the lower section of blast room 1 is additionally provided with a recovery bucket 13, and recovery bucket 13 is correspondingly arranged at transmission belt 5
Lower section, the unnecessary sand grains for falling transmission belt 5 is reclaimed, is easy to resource reutilization.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, it is included within the scope of the present invention.
Claims (5)
1. a kind of belt sander for possessing workpiece surface preprocessing function, including blast room and located at the blast room side
Conveying mechanism, it is characterised in that the conveying mechanism includes base, pretreatment chamber and transmission belt, and the pretreatment chamber is located at institute
The upper end of base is stated, the transmission belt level, which is laid in the base and sequentially passed through, imports the pretreatment chamber and the spray
In sand room, the interior side of the pretreatment chamber is provided with dust catcher, and the inside opposite side of the pretreatment chamber is provided with cleaning agency,
The cleaning agency and the dust catcher are arranged side by side and relative be provided with is spaced, and the cleaning agency includes being located at the pretreatment
The electric rotating machine at ceiling end, the output end of the electric rotating machine export a rotating shaft bar straight down, and the lower end of the rotating shaft bar is set
There is brush head, the brush finish of the brush head is set down, and the inner upper end of the blast room is provided with storage tank, the storage tank
Lower end output end exports a spray gun straight down, described by passage through connection between the spray gun and the storage tank
Spray gun is correspondingly arranged at the top of the transmission belt, and a recovery bucket is additionally provided with below the blast room, and the recovery bucket is corresponding to be set
In the lower section of the transmission belt.
2. the belt sander according to claim 1 for possessing workpiece surface preprocessing function, it is characterised in that the suction
Bag dust filter is provided with dirt device, the lower end input of the dust catcher exports a sweep-up pipe, and the sweep-up pipe is set straight down, institute
The upper end output end for stating dust catcher exports an exhaust duct, and the exhaust duct is a bend pipe and the charging being open towards the transmission belt
Mouth is set.
3. the belt sander according to claim 1 for possessing workpiece surface preprocessing function, it is characterised in that the biography
Defeated band is charging aperture close to one end of the pretreatment chamber, and the transmission belt is discharging opening close to one end of the blast room, institute
It is mesh transmission band to state transmission belt, and some material discs for being used to place workpiece are uniformly provided with the transmission belt.
4. the belt sander according to claim 1 for possessing workpiece surface preprocessing function, it is characterised in that the suction
Dirt device is located at the discharging opening side of the transmission belt, and the cleaning agency is located at the charging aperture side of the transmission belt.
5. the belt sander according to claim 1 for possessing workpiece surface preprocessing function, it is characterised in that the hair
Expansion link is connected between brush and the rotating shaft bar, expansion link is rotated coaxially with the rotating shaft bar by shaft coupling and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711195672.2A CN107738191A (en) | 2017-11-24 | 2017-11-24 | Possesses the belt sander of workpiece surface preprocessing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711195672.2A CN107738191A (en) | 2017-11-24 | 2017-11-24 | Possesses the belt sander of workpiece surface preprocessing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107738191A true CN107738191A (en) | 2018-02-27 |
Family
ID=61238575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711195672.2A Withdrawn CN107738191A (en) | 2017-11-24 | 2017-11-24 | Possesses the belt sander of workpiece surface preprocessing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107738191A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108284366A (en) * | 2018-03-05 | 2018-07-17 | 无锡杰森表面处理设备有限公司 | Has the strip veneer-cutting machine for making of surface preparation function |
| CN111098418A (en) * | 2018-10-25 | 2020-05-05 | 浙江荣泰电工器材有限公司 | Mica plate and belt waste recycling and reusing system |
| CN111590468A (en) * | 2020-07-03 | 2020-08-28 | 常德力元新材料有限责任公司 | Manufacturing device for metal thin strip with large roughness and high specific surface area |
| CN113059504A (en) * | 2021-04-14 | 2021-07-02 | 广东言铝铝业有限公司 | Sand blasting equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2310649Y (en) * | 1997-12-16 | 1999-03-17 | 宋连峰 | Rust remover |
| CN2915374Y (en) * | 2006-05-10 | 2007-06-27 | 浙江昱辉阳光能源有限公司 | Sand blasting apparatus for erasing waste silicon sheet impurity |
| CN203566509U (en) * | 2013-09-22 | 2014-04-30 | 盐城正达龙铸造机械有限公司 | Production equipment for cleaning steel plate surfaces |
| CN205685198U (en) * | 2016-05-26 | 2016-11-16 | 郑州中瓷科技有限公司 | Sandblasting cleaning product line |
-
2017
- 2017-11-24 CN CN201711195672.2A patent/CN107738191A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2310649Y (en) * | 1997-12-16 | 1999-03-17 | 宋连峰 | Rust remover |
| CN2915374Y (en) * | 2006-05-10 | 2007-06-27 | 浙江昱辉阳光能源有限公司 | Sand blasting apparatus for erasing waste silicon sheet impurity |
| CN203566509U (en) * | 2013-09-22 | 2014-04-30 | 盐城正达龙铸造机械有限公司 | Production equipment for cleaning steel plate surfaces |
| CN205685198U (en) * | 2016-05-26 | 2016-11-16 | 郑州中瓷科技有限公司 | Sandblasting cleaning product line |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108284366A (en) * | 2018-03-05 | 2018-07-17 | 无锡杰森表面处理设备有限公司 | Has the strip veneer-cutting machine for making of surface preparation function |
| CN111098418A (en) * | 2018-10-25 | 2020-05-05 | 浙江荣泰电工器材有限公司 | Mica plate and belt waste recycling and reusing system |
| CN111590468A (en) * | 2020-07-03 | 2020-08-28 | 常德力元新材料有限责任公司 | Manufacturing device for metal thin strip with large roughness and high specific surface area |
| CN111590468B (en) * | 2020-07-03 | 2021-11-23 | 常德力元新材料有限责任公司 | Manufacturing device for metal thin strip with large roughness and high specific surface area |
| CN113059504A (en) * | 2021-04-14 | 2021-07-02 | 广东言铝铝业有限公司 | Sand blasting equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107738191A (en) | Possesses the belt sander of workpiece surface preprocessing function | |
| CN206296074U (en) | A kind of electrostatic precipitator | |
| CN107717760A (en) | The sand-blasting machine cleared up workpiece surface after sandblasting | |
| CN112275757A (en) | Dust treatment device and method for manufacturing air fan | |
| CN208514354U (en) | A kind of shot-blasting plant having screening function | |
| CN208374956U (en) | Plant area machines exhaust gas and smoke collection and treatment device | |
| CN208773263U (en) | A kind of surface of metal product derusting device | |
| CN108714859B (en) | Shot blasting machine for coating treatment | |
| CN203889569U (en) | Dust collecting device with return belt | |
| CN110523675A (en) | Lead screw cleaning device for surface | |
| CN212399257U (en) | Shot blasting machine with excellent sound insulation effect and workpiece polishing effect | |
| CN212095968U (en) | Dust collector of shot-blasting machine | |
| CN108097574A (en) | A kind of capsule sorts burnishing device | |
| CN207402623U (en) | Polishing machine with dedusting function | |
| CN208879151U (en) | A kind of carpenter's plank processing dust removing machine | |
| CN206325308U (en) | A kind of inner cylinder vortex type air dust arrester | |
| CN206661862U (en) | A kind of baking tray cleaning equipment | |
| CN206229753U (en) | A kind of plastic grain washes material device | |
| CN205996821U (en) | A kind of sandblasting is roughened equipment | |
| CN209350046U (en) | A kind of door-plate processing planing wood sander | |
| CN209050606U (en) | A kind of circulation conveying formula sand blasting unit | |
| CN209095349U (en) | A kind of circulation conveying formula sand blasting unit with dedusting function | |
| CN209175552U (en) | A kind of automatically cleaning shot-blasting machine | |
| CN210944026U (en) | Bagged water mud supply line dust collector | |
| CN207641673U (en) | A kind of cyclone deduster with inner wall cleaning function |
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 |
Application publication date: 20180227 |
|
| WW01 | Invention patent application withdrawn after publication |