CN207516715U - 一种观看角度可调节的教室用投影布 - Google Patents
一种观看角度可调节的教室用投影布 Download PDFInfo
- Publication number
- CN207516715U CN207516715U CN201720793517.XU CN201720793517U CN207516715U CN 207516715 U CN207516715 U CN 207516715U CN 201720793517 U CN201720793517 U CN 201720793517U CN 207516715 U CN207516715 U CN 207516715U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- projection cloth
- transverse slat
- viewing angle
- cavity
- 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
- 239000004744 fabric Substances 0.000 title claims abstract description 56
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000011049 pearl Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007480 spreading Effects 0.000 description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Supports Or Holders For Household Use (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720793517.XU CN207516715U (zh) | 2017-07-03 | 2017-07-03 | 一种观看角度可调节的教室用投影布 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720793517.XU CN207516715U (zh) | 2017-07-03 | 2017-07-03 | 一种观看角度可调节的教室用投影布 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207516715U true CN207516715U (zh) | 2018-06-19 |
Family
ID=62531615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720793517.XU Expired - Fee Related CN207516715U (zh) | 2017-07-03 | 2017-07-03 | 一种观看角度可调节的教室用投影布 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207516715U (zh) |
-
2017
- 2017-07-03 CN CN201720793517.XU patent/CN207516715U/zh not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205680336U (zh) | 一种物理力学实验装置 | |
CN207516715U (zh) | 一种观看角度可调节的教室用投影布 | |
CN208909260U (zh) | 一种方便固定的中小学生室外绘画支架 | |
CN207733317U (zh) | 可调节高度的层式植物栽培架 | |
CN107839783A (zh) | 一种机器人腿部稳固机构 | |
CN209641132U (zh) | 一种美术教学用多功能挂画架 | |
CN206150830U (zh) | 一种教学用艺术设计绘图桌 | |
CN206518292U (zh) | 一种艺术设计用绘图桌 | |
CN107136828B (zh) | 一种盆栽挂架 | |
CN109259429A (zh) | 一种环境艺术设计用智能一体化多媒体讲台 | |
CN205962004U (zh) | 园林绿化用的摆花固定装置 | |
CN209657565U (zh) | 一种用于数学思维训练的数学教具 | |
CN208863154U (zh) | 一种新型花卉架 | |
CN207713901U (zh) | 一种可调节高度的针织横机 | |
CN207781002U (zh) | 一种便于拆卸的语文教学展示板 | |
CN207152361U (zh) | 眼镜展示架 | |
CN207455120U (zh) | 一种便于调节的教学使用多媒体装置 | |
CN216527614U (zh) | 一种音乐文化传播教学演示装置 | |
CN211580817U (zh) | 一种可调节柳编盆栽架 | |
CN206639452U (zh) | 一种英语词汇对比演示教具 | |
CN208367985U (zh) | 一种幼儿园反应训练教具 | |
CN212267078U (zh) | 一种幼儿园用二十四节气教学装置 | |
CN209514891U (zh) | 一种多功能教学展示装置 | |
CN209563730U (zh) | 一种用于软件开发的工作台 | |
CN214663211U (zh) | 一种智慧展览展示用投影装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Hui Inventor before: Liu Shun |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180612 Address after: 710000 Southern Baisha Road, Xi'an, Shaanxi Province, No. 2 Patentee after: XI'AN PEIHUA UNIVERSITY Address before: 014010 Inner Mongolia University of Science and Technology, 7 Arden street, Baotou, the Inner Mongolia Autonomous Region Patentee before: Liu Shun |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180619 Termination date: 20190703 |