CN110376413A - A kind of electric metering box with moisture-proof function - Google Patents
A kind of electric metering box with moisture-proof function Download PDFInfo
- Publication number
- CN110376413A CN110376413A CN201910779606.2A CN201910779606A CN110376413A CN 110376413 A CN110376413 A CN 110376413A CN 201910779606 A CN201910779606 A CN 201910779606A CN 110376413 A CN110376413 A CN 110376413A
- Authority
- CN
- China
- Prior art keywords
- shell
- cover plate
- moisture
- proof function
- slot
- 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
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
Abstract
The invention discloses a kind of electric metering boxes with moisture-proof function, including shell, the top of shell, which is dug, the groove being in communication with the outside, cover top portion groove two sides, which are dug, slot, top protection mechanism is provided with above slot, case surface cutting has the inlet channel being connected to interior of shell, the bottom of the inlet channel of case surface, which is dug, limiting slot, surfacecti proteon mechanism is provided on shell above limiting slot, the present apparatus is by being provided with top protection mechanism, it can be to prevent aqueous vapor from entering interior of shell from top raining, the batch meter ontology of interior of shell is damaged, effect between the air inlet and mini fan of side simultaneously, so that shell and the external world can be realized air circulation, preventing inner air from not circulating causes pressure excessive, side shield mechanism and surfacecti proteon mechanism can prevent extraneous factor to batch meter ontology It impacts, mobile mechanism then makes the simpler convenience of the movement of batch meter ontology.
Description
Technical field
The invention belongs to electric metering box technical field, in particular to a kind of electric metering box with moisture-proof function.
Background technique
Electric metering box is the equipment for being used for electrical energy measurement in 3-35kv, including combination transformer (acquisition three-phase electricity
Stream and voltage signal), cabinet, kilowatt-hour meter, arrester, vacuum circuit breaker (pre-payment class has) etc., current precision 0.2S, electricity
Pressing accuracy class is 0.2, and Household metering case is in dark moist environment mostly and results in batch meter due to atmosphere draught-free
It is easy dampness, influences the work of batch meter, and is easy to be influenced by rainy weather in the batch meter of outdoor application, is equally led
Cause its dampness that cannot use, and there are also some factors hit from the external world, and it to be caused to can not work normally, therefore the present invention mentions
A kind of electric metering box with moisture-proof function out.
Summary of the invention
The object of the invention is that a kind of electric metering box with moisture-proof function is provided to solve the above-mentioned problems,
Solves the disadvantage that the prior art.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions:
A kind of electric metering box with moisture-proof function, including shell, the top of the shell dig have be in communication with the outside it is recessed
Slot, cover top portion groove two sides, which are dug, slot, is provided with top protection mechanism, the shell table above the slot
Face, which is dug, the inlet channel being connected to interior of shell, and the bottom of the inlet channel of the case surface, which is dug, limiting slot, the limit
Surfacecti proteon mechanism is provided with above the slot of position on shell, the inner wall of the shell two sides is hollow wall, the shell two sides
Digging on inner wall has the inside and outside connecting hole being connected to, and the shell two sides are provided with side shield mechanism, opposite on the shell
The side of surfacecti proteon mechanism is provided with exhaust gear, the inlet channel of the shell is internally provided with mobile mechanism.
Preferably, the top protection mechanism includes curved cover plate, the curved cover plate is hollow structure, the arc
Side on cover board close to shell is fixedly connected with several sealing strips, and the size of the sealing strip is less than the sectional dimension of slot,
By sealing strip and the removable connection of slot between the curved cover plate and shell, the curved cover plate two sides are provided with ventilative
Slot, digging on the ventilating groove has several air inlets being connected to curved cover plate inside.
Preferably, the surfacecti proteon mechanism includes hinge roller, the hinge roller is mounted on case surface, turns on the hinge roller
Dynamic to be connected with front shroud, one end of close limiting slot is fixedly connected with limit plate, the size of the limit plate on the front shroud
Less than the sectional dimension of limiting slot, magnet is provided with inside one side close to each other on the limit plate and limiting slot.
Preferably, the side shield mechanism includes side plate, interts on the quadrangle of the side plate and be provided with several No.1s
Threaded post, the No.1 thread groove dug in the No.1 threaded post on one end of shell and shell are threadedly coupled, the side
It is screwed connection between plate and shell by several No.1 threaded posts and No.1 thread groove, the side plate is hollow structure, institute
It states to dig on the side of shell on side plate and has several gas vents being connected to side plate inside, far from shell table on the side plate
Be arranged on the side in face there are three with the connection nozzle that is connected to inside side plate, be provided with sealing ring on the connection nozzle.
Preferably, the exhaust gear includes cover plate, the cover plate is arranged far from the side of case surface, the cover
Intert on plate and be provided with several No. two threaded posts, is dug on one end of shell and shell in No. two threaded posts several
No. two thread grooves are screwed connection, are fixedly mounted that there are six mini fans on the cover plate on the side of shell, described
Mini fan one end is respectively connected with exhaust pipe, and one end far from exhaust pipe is respectively connected with air inlet pipe on the mini fan, described
One end in air inlet pipe far from mini fan, which respectively corresponds, to be plugged on connection nozzle.
Preferably, the mobile mechanism includes two bearings, the bearing is fixedly mounted on the inlet channel of shell,
Be rotatably connected to threaded rod on the bearing, one end on the threaded rod far from bearing with the servo motor of shell exterior
Transmission connection, the servo motor are fixedly connected with shell, are threaded with threaded sleeve on the threaded rod.
Preferably, connecting by the way that connecting column and batch meter ontology are fixed on side close to each other on the threaded sleeve
It connects.
Preferably, the batch meter body bottom portion is fixedly connected with several sliding blocks, the sliding block is slidably connected at respectively
On guide rail, the guide rail is fixedly mounted on the bottom of housing entrance slot.
Beneficial effects of the present invention:
The present apparatus can be to prevent aqueous vapor from entering interior of shell from top raining, externally by being provided with top protection mechanism
Batch meter ontology inside shell damages, while the effect between the air inlet and mini fan of side, is starting miniature wind
After machine, side plate and the air of interior of shell can be sucked into air inlet pipe by air inlet pipe, by exhaust pipe discharge, so with
The air that air inlet enters forms a circulation prevents inner air from not flowing so that shell and the external world can be realized air circulation
Admittance causes pressure excessive, and side shield mechanism and surfacecti proteon mechanism can prevent extraneous factor from causing shadow to batch meter ontology
It rings, mobile mechanism then makes the simpler convenience of the movement of batch meter ontology.
Detailed description of the invention:
Detailed description will be given by the following detailed implementation and drawings by the present invention for ease of explanation,.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is schematic diagram of internal structure of the present invention；
Fig. 3 is the structural schematic diagram of side plate of the present invention；
Fig. 4 is enlarged structure schematic diagram at A of the invention；
Fig. 5 is the section figure structure schematic representation of cover plate of the present invention.
In figure: 1, shell；2, slot；3, limiting slot；4, connecting hole；5, top protection mechanism；51, curved cover plate；52, close
Strip of paper used for sealing；53, ventilating groove；54, air inlet；6, surfacecti proteon mechanism；61, roller is cut with scissors；62, front shroud；63, limit plate；7, side is anti-
Protect mechanism；71, side plate；72, No.1 threaded post；73, No.1 thread groove；74, gas vent；75, nozzle is connected；76, sealing ring；8,
Exhaust gear；81, cover plate；82, No. two threaded posts；83, No. two thread grooves；84, mini fan；85, exhaust pipe；86, air inlet pipe；
9, mobile mechanism；91, bearing；92, threaded rod；93, threaded sleeve；94, servo motor；95, connecting column；96, batch meter ontology；
97, sliding block；98, guide rail.
Specific embodiment:
As shown in Figs 1-4, present embodiment uses a kind of following technical scheme: electric metering box with moisture-proof function,
Including shell 1, the top of the shell 1, which is dug, the groove being in communication with the outside, and the 1 top groove two sides of shell, which are dug, to be had
Slot 2, is provided with top protection mechanism 5 above the slot 2,1 surface of shell dig have be connected to inside shell 1 into
Mouth slot, the bottom of the inlet channel on 1 surface of shell, which is dug, limiting slot 3, is provided with table on the 3 top shell 1 of limiting slot
Face protection mechanism 6, the inner wall of 1 two sides of shell is hollow wall, so that shell 1 has good gas permeability, the shell 1
Digging on the inner wall of two sides has the inside and outside connecting hole 4 being connected to, and 1 two sides of shell are provided with side shield mechanism 7, described outer
Side on shell 1 relative to surfacecti proteon mechanism 6 is provided with exhaust gear 8, and the inlet channel of the shell 1 is internally provided with movement
Mechanism 9.
Wherein, the top protection mechanism 5 includes curved cover plate 51, and the curved cover plate 51 is hollow structure, the arc
Side on shape cover board 51 close to shell 1 is fixedly connected with several sealing strips 52, and the size of the sealing strip 52 is less than slot 2
Sectional dimension passes through sealing strip 52 and the removable connection of slot 2, the curved cover plate between the curved cover plate 51 and shell 1
51 two sides are provided with ventilating groove 53, dug on the ventilating groove 53 have it is several with air inlet that is being connected to inside curved cover plate 51
54, outside air can be entered inside shell 1 by air inlet 54, and curved cover plate 51 can prevent the immersion of rainwater.
Wherein, the surfacecti proteon mechanism 6 includes hinge roller 61, and the hinge roller 61 is mounted on 1 surface of shell, the hinge roller 61
On be rotatably connected to front shroud 62, one end on the front shroud 62 close to limiting slot 3 is fixedly connected with limit plate 63, the limit
The size of position plate 63 is less than the sectional dimension of limiting slot 3, and the limit plate 63 and one side inside close to each other on limiting slot 3 are equal
It is provided with magnet, the design of magnet enables to the connection between limit plate 63 and limiting slot 3 even closer.
Wherein, the side shield mechanism 7 includes side plate 71, interts on the quadrangle of the side plate 71 and is provided with several No.1s
Threaded post 72,73 screw thread of No.1 thread groove dug in the No.1 threaded post 72 on one end of shell 1 and shell 1 connect
It connects, is screwed connection between the side plate 71 and shell 1 by several No.1 threaded posts 72 and No.1 thread groove 73, the side
Plate 71 is hollow structure, dug on the side of shell 1 on the side plate 71 have it is several with exhaust that is being connected to inside side plate 71
Hole 74, on the side on the side plate 71 far from 1 surface of shell setting there are three with the connection nozzle 75 that is connected to inside side plate 71,
Sealing ring 76 is provided on the connection nozzle 75, the side of the shell 1 of the design of side plate 71 is protected, is hardly damaged.
Wherein, the exhaust gear 8 includes cover plate 81, and the cover plate 81 is arranged far from the side on 1 surface of shell, described
Intert on cover plate 81 and be provided with several No. two threaded posts 82, in No. two threaded posts 82 on one end of shell 1 and shell 1
Several No. two thread grooves 83 dug are screwed connection, are fixedly installed with six on the side of close shell 1 on the cover plate 81
A mini fan 84, described 84 one end of mini fan are respectively connected with exhaust pipe 85, separate exhaust pipe 85 on the mini fan 84
One end be respectively connected with air inlet pipe 86, one end in the air inlet pipe 86 far from mini fan 84, which respectively corresponds, is plugged in connecting tube
On mouth 75, the mini fan 84 on cover plate 81 can promote the air circulation of shell 1.
Wherein, the mobile mechanism 9 includes two bearings 91, and the bearing 91 is fixedly mounted on the inlet channel of shell 1
On, threaded rod 92 is rotatably connected on the bearing 91, one end far from bearing 91 is and outside shell 1 on the threaded rod 92
The servo motor 94 in portion is sequentially connected, and the servo motor 94 is fixedly connected with shell 1, is threadedly coupled on the threaded rod 92
There is threaded sleeve 93, by moving freely for threaded sleeve 96, so that batch meter ontology 96 be driven to be moved.
Wherein, fixed by connecting column 95 and batch meter ontology 96 on side close to each other on the threaded sleeve 93
Connection.
Wherein, 96 bottom of batch meter ontology is fixedly connected with several sliding blocks 97, and the sliding block 97 is slidably connected respectively
On guide rail 98, the guide rail 98 is fixedly mounted on the bottom of 1 inlet channel of shell.
It is specific: a kind of electric metering box with moisture-proof function, in use, first by several No.1 spiral shells on side plate 71
Line column 72 and No.1 thread groove 73 are quasi-, are inserted into 73 internal rotating of No.1 thread groove, so that fixed between shell 1 and side plate 71
Cover plate 81 is similarly mounted on the back side of shell 1 so that being interconnected between connecting hole 4 and gas vent 74 by connection, is installed
Installation, outside air so can be completed by the connection nozzle 75 of the two blocks of side plates 71 of corresponding insertion of air inlet pipe 86 in advance before
Entered inside shell 1 by the air inlets 54 of 51 two sides of curved cover plate, by starting mini fan 84, air inlet pipe 86 is by side plate
71 suck air inlet pipe 86 with the air inside shell 1, are discharged by exhaust pipe 85, the air shape so entered with air inlet 54
Recycled at one so that shell 1 and the external world can be realized air circulation, prevent inner air do not circulate cause pressure excessive and
Atmosphere draught-free leads to internal wetted, and curved cover plate 51 can also prevent rainwater from entering interior of shell at the top of shell 1, to metering
Case ontology 96 damages, and when needing to take out batch meter ontology 96, starts servo motor 94, drives threaded rod by servo motor 94
92 rotations, so that threaded sleeve 93 moves freely on threaded rod 92, to drive batch meter ontology 96 to move by connecting column 95
Dynamic, the base slider 97 and guide rail 98 of batch meter ontology 96 play guiding role, so that batch meter ontology 96 opens front cover
Plate 62, to be moved to the outside of shell 1, similarly reverse starting servo motor 94 is recoverable batch meter ontology 96, front shroud
62 homings under gravity, and limit plate 63 enable to connect with the magnet on limiting slot 3 it is even closer.
Claims (8)
1. a kind of electric metering box with moisture-proof function, which is characterized in that including shell (1), opened at the top of the shell (1)
It is carved with the groove being in communication with the outside, shell (1) the top groove two sides, which are dug, to be had slot (2), is set above the slot (2)
It is equipped with top protection mechanism (5), the inlet channel for having and being connected to inside shell (1), the shell are dug in shell (1) surface
(1) bottom of the inlet channel on surface is dug and is had limiting slot (3), is provided with surfacecti proteon on shell (1) above the limiting slot (3)
Mechanism (6), the inner wall of shell (1) two sides are hollow wall, and digging on the inner wall of shell (1) two sides has inside and outside connection
Connecting hole (4), shell (1) two sides are provided with side shield mechanism (7), anti-relative to surface on the shell (1)
The side of shield mechanism (6) is provided with exhaust gear (8), and the inlet channel of the shell (1) is internally provided with mobile mechanism (9).
2. a kind of electric metering box with moisture-proof function according to claim 1, it is characterised in that: the top protection
Mechanism (5) includes curved cover plate (51), and the curved cover plate (51) is hollow structure, close shell on the curved cover plate (51)
(1) side is fixedly connected with several sealing strips (52), and the size of the sealing strip (52) is less than the sectional dimension of slot (2),
Pass through sealing strip (52) and slot (2) removable connection, the curved cover plate between the curved cover plate (51) and shell (1)
(51) two sides are provided with ventilating groove (53), and digging on the ventilating groove (53) has several inside with curved cover plate (51) to be connected to
Air inlet (54).
3. a kind of electric metering box with moisture-proof function according to claim 1, it is characterised in that: the surfacecti proteon
Mechanism (6) includes hinge roller (61), and the hinge roller (61) is mounted on shell (1) surface, before being rotatably connected on the hinge roller (61)
Cover board (62), one end on the front shroud (62) close to limiting slot (3) are fixedly connected with limit plate (63), the limit plate
(63) size is less than the sectional dimension of limiting slot (3), on the limit plate (63) and limiting slot (3) in one side close to each other
Portion is provided with magnet.
4. a kind of electric metering box with moisture-proof function according to claim 1, it is characterised in that: the side shield
Mechanism (7) includes side plate (71), interts on the quadrangle of the side plate (71) and is provided with several No.1 threaded posts (72), the No.1
The No.1 thread groove (73) dug on the one end and shell (1) of shell (1) in threaded post (72) is threadedly coupled, the side plate
(71) it is screwed and connect by several No.1 threaded posts (72) and No.1 thread groove (73) between shell (1), the side plate
(71) it is hollow structure, digs on the side plate (71) to have on the side of shell (1) and several be connected to side plate (71) inside
Gas vent (74), on the side on the side plate (71) far from shell (1) surface setting there are three with connect inside side plate (71)
Logical connection nozzle (75) is provided with sealing ring (76) on the connection nozzle (75).
5. a kind of electric metering box with moisture-proof function according to claim 4, it is characterised in that: the exhaust gear
It (8) include cover plate (81), the cover plate (81) is arranged far from the side on shell (1) surface, interts on the cover plate (81) and set
Several No. two threaded posts (82) are equipped with, are dug on the one end and shell (1) of shell (1) on No. two threaded posts (82)
Several No. two thread grooves (83) are screwed connection, are fixedly installed with six on the side of shell (1) on the cover plate (81)
A mini fan (84), described mini fan (84) one end is respectively connected with exhaust pipe (85), separate on the mini fan (84)
One end of exhaust pipe (85) is respectively connected with air inlet pipe (86), and one end on the air inlet pipe (86) far from mini fan (84) is distinguished
Corresponding inserted is in connection nozzle (75).
6. a kind of electric metering box with moisture-proof function according to claim 1, it is characterised in that: the mobile mechanism
It (9) include two bearings (91), the bearing (91) is fixedly mounted on the inlet channel of shell (1), on the bearing (91)
Be rotatably connected to threaded rod (92), one end on the threaded rod (92) far from bearing (91) with shell (1) is external watching
Motor (94) transmission connection is taken, the servo motor (94) is fixedly connected with shell (1), and equal screw thread connects on the threaded rod (92)
It is connected to threaded sleeve (93).
7. a kind of electric metering box with moisture-proof function according to claim 6, it is characterised in that: the threaded sleeve
(93) it is fixedly connected by connecting column (95) with batch meter ontology (96) on side close to each other on.
8. a kind of electric metering box with moisture-proof function according to claim 7, it is characterised in that: the batch meter sheet
Body (96) bottom is fixedly connected with several sliding blocks (97), and the sliding block (97) is slidably connected at respectively on guide rail (98), described to lead
Rail (98) is fixedly mounted on the bottom of shell (1) inlet channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910779606.2A CN110376413A (en) | 2019-08-22 | 2019-08-22 | A kind of electric metering box with moisture-proof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910779606.2A CN110376413A (en) | 2019-08-22 | 2019-08-22 | A kind of electric metering box with moisture-proof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110376413A true CN110376413A (en) | 2019-10-25 |
Family
ID=68260425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910779606.2A Pending CN110376413A (en) | 2019-08-22 | 2019-08-22 | A kind of electric metering box with moisture-proof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110376413A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111252344A (en) * | 2020-01-08 | 2020-06-09 | 苏州晨霞美合智能科技有限公司 | Dampproof device is used in car battery production |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204836585U (en) * | 2015-08-20 | 2015-12-02 | 上杭县强鑫设计服务有限公司 | Simple and easy portable megaphone |
| CN105527474A (en) * | 2014-10-27 | 2016-04-27 | 西安群丰电子信息科技有限公司 | Semi-enclosed power instrument |
| CN205720358U (en) * | 2016-06-08 | 2016-11-23 | 国网辽宁省电力有限公司盘锦供电公司 | Dust-proof batch meter |
| CN206271545U (en) * | 2016-12-22 | 2017-06-20 | 江西亚珀电气有限公司 | A kind of combination transformer with Telescopic |
| CN107123757A (en) * | 2017-04-25 | 2017-09-01 | 东莞市清韵鑫实业有限公司 | A kind of new energy car battery protects damping |
| CN206805383U (en) * | 2017-03-22 | 2017-12-26 | 东莞市威旭机电设备有限公司 | A kind of casing structure of dustproof and waterproof |
| CN206892157U (en) * | 2017-07-24 | 2018-01-16 | 河南远中电力设备有限公司 | A kind of electrical energy metering tank |
| CN208077905U (en) * | 2018-04-19 | 2018-11-09 | 安徽通球智能化科技有限公司 | A kind of breaker of plastic casing with safeguard function |
| CN208384347U (en) * | 2018-04-25 | 2019-01-15 | 王素芳 | A kind of printer new structure cartridge |
| CN208775444U (en) * | 2018-09-10 | 2019-04-23 | 天津瑞峰宏泰科技有限公司 | A kind of moisture-proof storing unit of electronic component |
| CN209280782U (en) * | 2018-11-07 | 2019-08-20 | 河南瑞尔电气股份有限公司 | Intelligent protection batch meter |
-
2019
- 2019-08-22 CN CN201910779606.2A patent/CN110376413A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105527474A (en) * | 2014-10-27 | 2016-04-27 | 西安群丰电子信息科技有限公司 | Semi-enclosed power instrument |
| CN204836585U (en) * | 2015-08-20 | 2015-12-02 | 上杭县强鑫设计服务有限公司 | Simple and easy portable megaphone |
| CN205720358U (en) * | 2016-06-08 | 2016-11-23 | 国网辽宁省电力有限公司盘锦供电公司 | Dust-proof batch meter |
| CN206271545U (en) * | 2016-12-22 | 2017-06-20 | 江西亚珀电气有限公司 | A kind of combination transformer with Telescopic |
| CN206805383U (en) * | 2017-03-22 | 2017-12-26 | 东莞市威旭机电设备有限公司 | A kind of casing structure of dustproof and waterproof |
| CN107123757A (en) * | 2017-04-25 | 2017-09-01 | 东莞市清韵鑫实业有限公司 | A kind of new energy car battery protects damping |
| CN206892157U (en) * | 2017-07-24 | 2018-01-16 | 河南远中电力设备有限公司 | A kind of electrical energy metering tank |
| CN208077905U (en) * | 2018-04-19 | 2018-11-09 | 安徽通球智能化科技有限公司 | A kind of breaker of plastic casing with safeguard function |
| CN208384347U (en) * | 2018-04-25 | 2019-01-15 | 王素芳 | A kind of printer new structure cartridge |
| CN208775444U (en) * | 2018-09-10 | 2019-04-23 | 天津瑞峰宏泰科技有限公司 | A kind of moisture-proof storing unit of electronic component |
| CN209280782U (en) * | 2018-11-07 | 2019-08-20 | 河南瑞尔电气股份有限公司 | Intelligent protection batch meter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111252344A (en) * | 2020-01-08 | 2020-06-09 | 苏州晨霞美合智能科技有限公司 | Dampproof device is used in car battery production |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20191025 |