CN211237161U - 教学用触控黑板 - Google Patents
教学用触控黑板 Download PDFInfo
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- CN211237161U CN211237161U CN201921144071.3U CN201921144071U CN211237161U CN 211237161 U CN211237161 U CN 211237161U CN 201921144071 U CN201921144071 U CN 201921144071U CN 211237161 U CN211237161 U CN 211237161U
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- liquid crystal
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- crystal panel
- teaching
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 43
- 239000010410 layer Substances 0.000 claims abstract description 27
- 239000011229 interlayer Substances 0.000 claims abstract description 15
- 238000009792 diffusion process Methods 0.000 claims description 21
- 239000000758 substrate Substances 0.000 claims description 9
- 239000004417 polycarbonate Substances 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 abstract 3
- 230000000694 effects Effects 0.000 description 5
- 230000009191 jumping Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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Priority Applications (1)
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CN201921144071.3U CN211237161U (zh) | 2019-07-21 | 2019-07-21 | 教学用触控黑板 |
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CN201921144071.3U CN211237161U (zh) | 2019-07-21 | 2019-07-21 | 教学用触控黑板 |
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CN211237161U true CN211237161U (zh) | 2020-08-11 |
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CN201921144071.3U Active CN211237161U (zh) | 2019-07-21 | 2019-07-21 | 教学用触控黑板 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113359340A (zh) * | 2021-05-28 | 2021-09-07 | 上海易教科技股份有限公司 | 显示装置及智慧黑板 |
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2019
- 2019-07-21 CN CN201921144071.3U patent/CN211237161U/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113359340A (zh) * | 2021-05-28 | 2021-09-07 | 上海易教科技股份有限公司 | 显示装置及智慧黑板 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: Unit G3-1101, Artificial Intelligence Industrial Park, No. 88, Jinjihu Avenue, Suzhou Area, China (Jiangsu) Pilot Free Trade Zone, 215000 Jiangsu Province Patentee after: Suzhou Fanpu Education Technology Co.,Ltd. Address before: Unit 102, Building C22, Suzhou Biomedical Industry Park Phase I Project, No. 218 Xinghu Street, Suzhou Industrial Park, Suzhou City, Jiangsu Province, 215000 Patentee before: Suzhou Youen Information Technology Co.,Ltd. |
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CP03 | Change of name, title or address | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231016 Address after: Room A317, Room 2201, Building 2, Dongfangzhimen Building, No. 199 Xinggang Street, Suzhou Industrial Park, China (Jiangsu) Free Trade Pilot Zone, Suzhou City, Jiangsu Province, 215124 Patentee after: Suzhou Youshien Intelligent Technology Co.,Ltd. Address before: Unit G3-1101, Artificial Intelligence Industrial Park, No. 88, Jinjihu Avenue, Suzhou Area, China (Jiangsu) Pilot Free Trade Zone, 215000 Jiangsu Province Patentee before: Suzhou Fanpu Education Technology Co.,Ltd. |
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TR01 | Transfer of patent right |