AU2019202545B1 - A cleaning device for writing boards - Google Patents
A cleaning device for writing boards Download PDFInfo
- Publication number
- AU2019202545B1 AU2019202545B1 AU2019202545A AU2019202545A AU2019202545B1 AU 2019202545 B1 AU2019202545 B1 AU 2019202545B1 AU 2019202545 A AU2019202545 A AU 2019202545A AU 2019202545 A AU2019202545 A AU 2019202545A AU 2019202545 B1 AU2019202545 B1 AU 2019202545B1
- Authority
- AU
- Australia
- Prior art keywords
- cavity
- cleaning
- pushing
- writing board
- drive
- 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.)
- Ceased
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 128
- 239000000428 dust Substances 0.000 claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims description 43
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 230000036541 health Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 241000282887 Suidae Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
- B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
Landscapes
- Drawing Aids And Blackboards (AREA)
- Cleaning In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910267810.6A CN110154597A (zh) | 2019-04-03 | 2019-04-03 | 一种写字板清洁装置 |
| CN2019102678106 | 2019-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2019202545B1 true AU2019202545B1 (en) | 2020-07-09 |
Family
ID=67638920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2019202545A Ceased AU2019202545B1 (en) | 2019-04-03 | 2019-04-11 | A cleaning device for writing boards |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6784893B2 (zh) |
| CN (1) | CN110154597A (zh) |
| AU (1) | AU2019202545B1 (zh) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112837563A (zh) * | 2021-01-18 | 2021-05-25 | 濮阳职业技术学院 | 一种经济管理用智能化多媒体教学系统 |
| CN114043814A (zh) * | 2021-12-07 | 2022-02-15 | 南京亭宣文化传媒有限公司 | 一种教育用多功能教育设备及教育用多功能教育设备 |
| CN114176341A (zh) * | 2021-11-25 | 2022-03-15 | 赣州昕叶文化传媒有限公司 | 一种环保可循环利用的医疗信息展示装置 |
| CN114304899A (zh) * | 2021-12-31 | 2022-04-12 | 刘若涵 | 一种学生用可调节式智能课桌 |
| CN114468703A (zh) * | 2022-02-09 | 2022-05-13 | 北京拓达通航国际货运代理有限公司 | 一种可自清理的货运代理用费用信息展示装置 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251757B (zh) * | 2020-04-22 | 2021-01-15 | 山东科技职业学院 | 一种自动清洁的电动黑板 |
| CN111554135B (zh) * | 2020-05-28 | 2021-10-15 | 滁州学院 | 一种创新创业教育互动多媒体装置 |
| CN112477477B (zh) * | 2021-01-12 | 2022-04-26 | 宁波大学 | 一种自清洁伸缩黑板装置 |
| CN114995597B (zh) * | 2022-07-18 | 2022-11-25 | 安徽继远软件有限公司 | 基于数据中台的电力企业全职业培训管理装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004183A (zh) * | 2016-07-25 | 2016-10-12 | 汤美 | 一种教育用黑板强力清洁装置 |
| CN205951567U (zh) * | 2016-06-03 | 2017-02-15 | 东北大学 | 基于无线传感网络的智能黑板擦除装置 |
-
2019
- 2019-04-03 CN CN201910267810.6A patent/CN110154597A/zh not_active Withdrawn
- 2019-04-11 AU AU2019202545A patent/AU2019202545B1/en not_active Ceased
- 2019-05-15 JP JP2019091747A patent/JP6784893B2/ja active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205951567U (zh) * | 2016-06-03 | 2017-02-15 | 东北大学 | 基于无线传感网络的智能黑板擦除装置 |
| CN106004183A (zh) * | 2016-07-25 | 2016-10-12 | 汤美 | 一种教育用黑板强力清洁装置 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112837563A (zh) * | 2021-01-18 | 2021-05-25 | 濮阳职业技术学院 | 一种经济管理用智能化多媒体教学系统 |
| CN114176341A (zh) * | 2021-11-25 | 2022-03-15 | 赣州昕叶文化传媒有限公司 | 一种环保可循环利用的医疗信息展示装置 |
| CN114043814A (zh) * | 2021-12-07 | 2022-02-15 | 南京亭宣文化传媒有限公司 | 一种教育用多功能教育设备及教育用多功能教育设备 |
| CN114043814B (zh) * | 2021-12-07 | 2024-03-08 | 南京亭宣文化传媒有限公司 | 一种教育用多功能教育设备及教育用多功能教育设备 |
| CN114304899A (zh) * | 2021-12-31 | 2022-04-12 | 刘若涵 | 一种学生用可调节式智能课桌 |
| CN114468703A (zh) * | 2022-02-09 | 2022-05-13 | 北京拓达通航国际货运代理有限公司 | 一种可自清理的货运代理用费用信息展示装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2020168852A (ja) | 2020-10-15 |
| JP6784893B2 (ja) | 2020-11-18 |
| CN110154597A (zh) | 2019-08-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC1 | Assignment before grant (sect. 113) |
Owner name: YANTAI WEIHAI STATIONERY CO., LTD. Free format text: FORMER APPLICANT(S): NINGBO OU TAI JIN STATIONERY CO., LTD. |
|
| FGA | Letters patent sealed or granted (standard patent) | ||
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |