CN210446885U - Automatic cleaning machine for high-rise outer wall glass - Google Patents
Automatic cleaning machine for high-rise outer wall glass Download PDFInfo
- Publication number
- CN210446885U CN210446885U CN201921058856.9U CN201921058856U CN210446885U CN 210446885 U CN210446885 U CN 210446885U CN 201921058856 U CN201921058856 U CN 201921058856U CN 210446885 U CN210446885 U CN 210446885U
- Authority
- CN
- China
- Prior art keywords
- water
- glass
- wall
- cleaning machine
- box body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 63
- 239000011521 glass Substances 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 238000005507 spraying Methods 0.000 claims abstract description 42
- 230000009194 climbing Effects 0.000 claims abstract description 11
- 239000002390 adhesive tape Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 238000007790 scraping Methods 0.000 claims abstract description 5
- 238000005406 washing Methods 0.000 claims abstract description 5
- 230000001680 brushing effect Effects 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims abstract description 3
- 238000005096 rolling process Methods 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 4
- 230000008520 organization Effects 0.000 abstract description 4
- 238000011012 sanitization Methods 0.000 abstract description 4
- 239000005348 self-cleaning glass Substances 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000239290 Araneae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L1/00—Cleaning windows
- A47L1/02—Power-driven machines or devices
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/38—Machines, specially adapted for cleaning walls, ceilings, roofs, or the like
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The utility model mainly relates to an automatic cleaning machine for high-rise outer wall glass, which comprises a main box body, wherein the lower end of the main box body is provided with a water tank; a water pump and a storage battery are arranged in the main tank body, a brush mechanism and a spraying mechanism are mounted at the upper end of the main tank body, the brush mechanism is used for washing and brushing a glass wall surface, the spraying mechanism is used for spraying cleaning liquid, a driving motor is connected to the side edge of the brush mechanism and used for driving the brush mechanism, the spraying mechanism is connected with the water pump through a water pipe, the water pump is connected with a water tank through a water pipe, and the storage battery provides power for the water pump and the driving motor; 4 wall climbing wheels are symmetrically arranged on two sides of the main box body, and the wall climbing wheels are contacted with the glass wall surface to rotate during cleaning operation; the brush mechanism top is equipped with scrapes the water adhesive tape, scrapes the water adhesive tape and is used for scraping dry water stain, scrapes water adhesive tape both ends and is fixed with the bracing piece, and the bracing piece other end is connected the installation with the main tank body. This project organization is ingenious, does not need the workman to operate just can self-cleaning glass outer wall, has not only eliminated the safety risk, and the sanitization is thorough again moreover.
Description
Technical Field
The utility model relates to a glass automatic cleaning machine especially relates to a high building outer wall glass automatic cleaning machine.
Background
The prior known method for cleaning the glass wall on the outer wall is to manually clean the glass wall surface by a spider man, a cleaning worker sits on a hanging plate, and a bucket is hung on the hanging plate to clean the glass wall surface.
The applicant disclosed the invention with application number CN201721908437.0 and named as "a descent control device". The hydraulic descent control device used by the utility model adopts the structure created by the invention.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a high building outer wall glass self-cleaning machine, this project organization is ingenious, does not need the workman to operate just can self-cleaning glass outer wall, has not only eliminated the safety risk, and the sanitization is thorough again moreover.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an automatic cleaning machine for high-rise outer wall glass comprises a main box body, wherein a water tank is arranged at the lower end of the main box body; a water pump and a storage battery are arranged in the main tank body, a brush mechanism and a spraying mechanism are mounted at the upper end of the main tank body, the brush mechanism is used for washing and brushing a glass wall surface, the spraying mechanism is used for spraying cleaning liquid, a driving motor is connected to the side edge of the brush mechanism and used for driving the brush mechanism, the spraying mechanism is connected with the water pump through a water pipe, the water pump is connected with a water tank through a water pipe, the water path communication of the spraying mechanism is realized, and the storage battery provides power for the water pump and; 4 wall climbing wheels are symmetrically arranged on two sides of the main box body, and the wall climbing wheels are contacted with the glass wall surface to rotate during cleaning operation; the brush mechanism top is equipped with scrapes the water adhesive tape, scrapes the water adhesive tape and is used for scraping dry water stain, scrapes water adhesive tape both ends and is fixed with the bracing piece, and the bracing piece other end is connected the installation with the main tank body.
The main box body is provided with a hanging rack, the top of a high building is provided with a hydraulic descent control device, the hydraulic descent control device is connected with the hanging rack through a steel wire rope during cleaning operation, and the hydraulic descent control device is used for slowly descending the cleaning machine.
The brush mechanism comprises a rolling shaft, and two ends of the rolling shaft are installed with the main box body through connecting rods; a plurality of brushes are uniformly arranged on the rolling shaft, and the driving motor drives the rolling shaft to be connected; during cleaning operation, the brush rolls tightly against the glass wall surface to realize the purpose of cleaning stains.
The spraying mechanism comprises a spraying pipe, and a plurality of spraying heads are uniformly arranged on the spraying pipe.
The extension spring is connected between the support rod and the main box body and used for ensuring that the water scraping rubber strip is tightly attached to the glass wall surface during working.
The water tank and the main tank body are of a split structure.
The water tank and the main tank body are connected and installed through a buckle or a bolt.
The bottom of the main box body is symmetrically provided with a plurality of universal wheels.
A hanging basket support is installed at the top of the matched high building, the hydraulic descent control device is arranged on the hanging basket support, a balancing weight is arranged at one end of the hanging basket support, and the other end of the hanging basket support is used for hoisting the cleaning machine through a steel wire rope.
The utility model discloses following beneficial effect has:
an automatic cleaning machine for high-rise outer wall glass comprises a main box body, wherein a water tank is arranged at the lower end of the main box body and used for placing cleaning liquid; a water pump and a storage battery are arranged in the main box body, a brush mechanism and a spraying mechanism are mounted at the upper end of the main box body, the brush mechanism is used for washing dust and stains on a glass wall surface, the spraying mechanism is used for spraying cleaning liquid on the glass wall surface, a driving motor is connected to the side edge of the brush mechanism and used for driving the brush mechanism, the spraying mechanism is connected with the water pump through a water pipe, the water pump is connected with a water tank through a water pipe, the water path communication of the spraying mechanism is realized, and the storage battery provides power for the water pump and the; 4 wall climbing wheels are symmetrically arranged on two sides of the main box body, and the water tank is positioned below the main box body, so that the center of gravity is positioned at the lower part, and the wall climbing wheels rotate in contact with the glass wall surface during cleaning operation, thereby ensuring that the cleaning machine falls stably; a water wiping rubber strip is arranged above the brush mechanism and used for wiping water stains on the glass wall surface, supporting rods are fixed at two ends of the water wiping rubber strip, and the other ends of the supporting rods are connected with the main box body; the main box body is provided with a hanging rack, the top of a high building is provided with a hydraulic descent control device, the hydraulic descent control device is connected with the hanging rack through a steel wire rope during cleaning operation, so that the cleaning machine is hoisted, and the hydraulic descent control device is used for slowly descending the cleaning machine; this project organization is ingenious, does not need the workman to operate just can self-cleaning glass outer wall, has not only eliminated the safety risk, and the sanitization is thorough again moreover.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a front view of the present invention.
Reference numbers in the figures: 1. a main box body; 2. a water tank; 3. a water pump; 4. a storage battery; 5. a brush mechanism; 51. a roller; 52. a connecting rod; 53. a brush; 6. a spraying mechanism; 61. a shower pipe; 62. a spray head; 7. a drive motor; 8. a wall climbing wheel; 9. wiping an adhesive tape; 10. a support bar; 11. a hanger; 12. a hydraulic descent control device; 13. a wire rope; 14. a tension spring; 15. a universal wheel; 16. a basket support; 17. and a balancing weight.
Detailed Description
As shown in fig. 1 and 2, an automatic cleaning machine for high-rise exterior wall glass comprises a main box body 1, wherein a water tank 2 is arranged at the lower end of the main box body 1, and the water tank 2 is used for placing cleaning fluid; a water pump 3 and a storage battery 4 are arranged in the main box body 1, a brush mechanism 5 and a spraying mechanism 6 are mounted at the upper end of the main box body 1, the brush mechanism 5 is used for washing dust and stains on a glass wall surface, the spraying mechanism 6 is used for spraying cleaning liquid on the glass wall surface, a driving motor 7 is connected to the side edge of the brush mechanism 5, the driving motor 7 is used for driving the brush mechanism 5, the spraying mechanism 6 is connected with the water pump 3 through a water pipe, the water pump 3 is connected with the water tank 2 through a water pipe, the water path communication of the spraying mechanism 6 is realized, and the storage battery 4 provides power for the water; 4 wall climbing wheels 8 are symmetrically arranged on two sides of the main box body 1, and the water tank 2 is positioned below the main box body 1, so that the center of gravity is positioned at the lower part, and the wall climbing wheels 8 rotate in contact with the glass wall surface during cleaning operation, and the cleaning machine is ensured to fall stably; a water wiping rubber strip 9 is arranged above the hairbrush mechanism 5, the water wiping rubber strip 9 is used for wiping water stains on the glass wall surface, two ends of the water wiping rubber strip 9 are fixedly provided with support rods 10, and the other ends of the support rods 10 are connected with the main box body 1; the main box body 1 is provided with a hanging rack 11, the top of a high building is provided with a hydraulic descent control device 12, the hydraulic descent control device 12 is connected with the hanging rack 11 through a steel wire rope 13 during cleaning operation, so that the cleaning machine is hoisted, and the hydraulic descent control device 12 is used for slowly descending the cleaning machine; this project organization is ingenious, does not need the workman to operate just can self-cleaning glass outer wall, has not only eliminated the safety risk, and the sanitization is thorough again moreover.
The specific working process is as follows: opening the slow descending device, and starting slow descending of the cleaning machine; starting the brush mechanism 5, turning on a switch of the water pump 3, spraying cleaning liquid on the brush mechanism 5 and the glass wall surface by the spraying mechanism 6, and enabling the brush mechanism 5 to roll tightly against the glass wall surface to clean dirt on the wall surface; when slowly descending, the water scraping rubber strip 9 scrapes water stains from top to bottom; and (4) until the cleaning machine descends to the downstairs ground, stopping slowly descending the descent control device, taking down the cleaning machine, moving the cleaning machine to the top of the floor by using an elevator for secondary descending cleaning, and circularly cleaning all glass wall surfaces.
The brush mechanism 5 comprises a rolling shaft 51, and two ends of the rolling shaft 51 are installed with the main box body 1 through a connecting rod 52; a plurality of brushes 53 are uniformly arranged on the roller 51, and the driving motor 7 is connected with the roller 51 in a driving way; the driving motor 7 drives the rolling shaft 51, and the hairbrush 53 rolls tightly to the wall surface to brush stains.
The spraying mechanism 6 comprises a spraying pipe 61, a plurality of spraying heads 62 are uniformly arranged on the spraying pipe 61, the cleaning liquid is pumped into the spraying pipe 61 by the water pump 3, and then the glass wall surface is sprayed by the spraying heads 62, so that the uniform spraying of the cleaning liquid is ensured.
An extension spring 14 is connected between the support rod 10 and the main box body 1, the extension spring 14 is used for ensuring that the water wiping rubber strip 9 is tightly attached to the glass wall surface during working, and when the cleaning machine slowly descends, the water wiping rubber strip 9 can downwardly wipe clean water stains.
The water tank 2 and the main tank body 1 are of a split structure, and the water tanks 2 with different volumes can be installed according to the height of a floor and the cleaning area.
The water tank 2 and the main tank body 1 are connected and mounted through a buckle or a bolt.
A plurality of universal wheels 15 are symmetrically arranged at the bottom of the main box body 1, so that the cleaning machine can move conveniently.
A hanging basket support 16 is arranged at the top of a matched high building, the hydraulic descent control device 12 is arranged on the hanging basket support 16, a balancing weight 17 is arranged at one end of the hanging basket support 16, and the other end of the hanging basket support 16 is used for hoisting the cleaning machine through a steel wire rope 13.
Above is the utility model discloses preferred embodiment the utility model discloses make a plurality of other simple replacements and changes under the design prerequisite, all should regard as belonging to the utility model discloses a protection category.
Claims (9)
1. The utility model provides a high building outer wall glass automatic cleaning machine which characterized in that: comprises a main box body, wherein the lower end of the main box body is provided with a water tank; a water pump and a storage battery are arranged in the main tank body, a brush mechanism and a spraying mechanism are mounted at the upper end of the main tank body, the brush mechanism is used for washing and brushing a glass wall surface, the spraying mechanism is used for spraying cleaning liquid, a driving motor is connected to the side edge of the brush mechanism and used for driving the brush mechanism, the spraying mechanism is connected with the water pump through a water pipe, the water pump is connected with a water tank through a water pipe, the water path communication of the spraying mechanism is realized, and the storage battery provides power for the water pump and; 4 wall climbing wheels are symmetrically arranged on two sides of the main box body, and the wall climbing wheels are contacted with the glass wall surface to rotate during cleaning operation; the brush mechanism top is equipped with scrapes the water adhesive tape, scrapes the water adhesive tape and is used for scraping dry water stain, scrapes water adhesive tape both ends and is fixed with the bracing piece, and the bracing piece other end is connected the installation with the main tank body.
2. The automatic cleaning machine for the glass of the outer wall of the high building according to claim 1, which is characterized in that: the main box body is provided with a hanging rack, the top of a high building is provided with a hydraulic descent control device, the hydraulic descent control device is connected with the hanging rack through a steel wire rope during cleaning operation, and the hydraulic descent control device is used for slowly descending the cleaning machine.
3. The automatic cleaning machine for the glass of the outer wall of the high building according to claim 1, which is characterized in that: the brush mechanism comprises a rolling shaft, and two ends of the rolling shaft are installed with the main box body through connecting rods; a plurality of brushes are uniformly arranged on the rolling shaft, and the driving motor drives the rolling shaft to be connected; during cleaning operation, the brush rolls tightly against the glass wall surface to realize the purpose of cleaning stains.
4. The automatic cleaning machine for the glass of the outer wall of the high building according to claim 1, which is characterized in that: the spraying mechanism comprises a spraying pipe, and a plurality of spraying heads are uniformly arranged on the spraying pipe.
5. The automatic cleaning machine for the glass of the outer wall of the high building according to claim 1, which is characterized in that: and a tension spring is connected between the support rod and the main box body and used for ensuring that the water wiping rubber strip is tightly attached to the glass wall surface during working.
6. The automatic cleaning machine for the glass of the outer wall of the high building according to claim 1, which is characterized in that: the water tank and the main tank body are of a split structure.
7. The automatic cleaning machine for the glass of the outer wall of the high building according to claim 6, which is characterized in that: the water tank and the main tank body are connected and installed through a buckle or a bolt.
8. The automatic cleaning machine for the glass of the outer wall of the high building according to claim 1, which is characterized in that: the bottom of the main box body is symmetrically provided with a plurality of universal wheels.
9. The automatic cleaning machine for the glass of the outer wall of the high building according to claim 2, characterized in that: a hanging basket support is installed at the top of a matched high building, a hydraulic descent control device is arranged on the hanging basket support, a balancing weight is arranged at one end of the hanging basket support, and the other end of the hanging basket support is used for hoisting a cleaning machine through a steel wire rope.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921058856.9U CN210446885U (en) | 2019-07-09 | 2019-07-09 | Automatic cleaning machine for high-rise outer wall glass |
| PCT/CN2020/096494 WO2021004241A1 (en) | 2019-07-09 | 2020-06-17 | Automatic cleaning machine for high-rise external wall glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921058856.9U CN210446885U (en) | 2019-07-09 | 2019-07-09 | Automatic cleaning machine for high-rise outer wall glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210446885U true CN210446885U (en) | 2020-05-05 |
Family
ID=70444381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921058856.9U Expired - Fee Related CN210446885U (en) | 2019-07-09 | 2019-07-09 | Automatic cleaning machine for high-rise outer wall glass |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN210446885U (en) |
| WO (1) | WO2021004241A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112107262A (en) * | 2020-09-09 | 2020-12-22 | 美晟通科技(苏州)有限公司 | Shock attenuation glass outer wall cleaning equipment with high stability |
| WO2021004241A1 (en) * | 2019-07-09 | 2021-01-14 | 应小平 | Automatic cleaning machine for high-rise external wall glass |
| CN112690688A (en) * | 2020-12-11 | 2021-04-23 | 张启志 | Building outer wall cleaning device |
| CN112998568A (en) * | 2021-01-29 | 2021-06-22 | 山东大学 | High-altitude glass curtain wall scrubbing robot |
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| CN112971686B (en) * | 2021-02-05 | 2024-08-16 | 湖州沃玛电梯工程有限公司 | Elevator car glass cleaning device |
| CN112956974B (en) * | 2021-03-19 | 2022-08-12 | 伽师县正阳建筑安装有限责任公司 | High altitude outer wall belt cleaning device |
| CN113187028B (en) * | 2021-04-02 | 2022-09-16 | 北京黑蚁兄弟科技有限公司 | Constant-pressure water supply and power supply device and aerial work mobile robot |
| CN113069053A (en) * | 2021-04-25 | 2021-07-06 | 上海建桥学院有限责任公司 | Unmanned aerial vehicle high building cleaning device |
| CN113143092B (en) * | 2021-04-28 | 2022-02-25 | 北京恒业源建筑工程有限公司 | Green building engineering all-glass curtain wall construction system and construction method |
| CN113273920A (en) * | 2021-05-06 | 2021-08-20 | 时念伟 | Glass cleaning device |
| CN113679311B (en) * | 2021-08-24 | 2022-12-13 | 中国建筑第七工程局有限公司 | Building wall belt cleaning device |
| CN113771229A (en) * | 2021-09-14 | 2021-12-10 | 合肥市日月新型材料有限公司 | Novel concrete feed opening wall cleaning robot |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3942213A (en) * | 1971-04-02 | 1976-03-09 | Jr Ralph H Hoener | Window wall washing device for high rise buildings |
| US6170109B1 (en) * | 1999-05-13 | 2001-01-09 | Mongkol Jesadanont | Automatic machines for cleaning outer wall of a high-rise building |
| CN101589936B (en) * | 2009-05-29 | 2013-10-02 | 宋树建 | Full automatic glass curtain wall cleaning machine |
| CN102871609A (en) * | 2011-07-13 | 2013-01-16 | 赵锦鸿 | Automatic external-wall cleaning machine |
| CN203314876U (en) * | 2013-06-07 | 2013-12-04 | 蒋贞荣 | Automatic cleaning system for glass curtain wall of tall building |
| CN203354478U (en) * | 2013-06-26 | 2013-12-25 | 王健 | Multifunctional external wall washing machine |
| CN104998358A (en) * | 2014-04-17 | 2015-10-28 | 应小平 | Automatic hydraulic slow descent device |
| CN206342432U (en) * | 2016-09-27 | 2017-07-21 | 深圳亮亮洗墙机器人有限公司 | A kind of cleaning head for exterior wall cleaning machine |
| CN208910079U (en) * | 2018-08-31 | 2019-05-31 | 湖南继善高科技有限公司 | A kind of portable high-altitude cleaning machine people |
| CN210446885U (en) * | 2019-07-09 | 2020-05-05 | 应小平 | Automatic cleaning machine for high-rise outer wall glass |
-
2019
- 2019-07-09 CN CN201921058856.9U patent/CN210446885U/en not_active Expired - Fee Related
-
2020
- 2020-06-17 WO PCT/CN2020/096494 patent/WO2021004241A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021004241A1 (en) * | 2019-07-09 | 2021-01-14 | 应小平 | Automatic cleaning machine for high-rise external wall glass |
| CN112107262A (en) * | 2020-09-09 | 2020-12-22 | 美晟通科技(苏州)有限公司 | Shock attenuation glass outer wall cleaning equipment with high stability |
| CN112690688A (en) * | 2020-12-11 | 2021-04-23 | 张启志 | Building outer wall cleaning device |
| CN112998568A (en) * | 2021-01-29 | 2021-06-22 | 山东大学 | High-altitude glass curtain wall scrubbing robot |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021004241A1 (en) | 2021-01-14 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 |
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| CF01 | Termination of patent right due to non-payment of annual fee |