CN107297978B - 一种数学教育用高效能黑板 - Google Patents
一种数学教育用高效能黑板 Download PDFInfo
- Publication number
- CN107297978B CN107297978B CN201710711191.6A CN201710711191A CN107297978B CN 107297978 B CN107297978 B CN 107297978B CN 201710711191 A CN201710711191 A CN 201710711191A CN 107297978 B CN107297978 B CN 107297978B
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- blackboard
- strut
- partition
- sliding rail
- vertical shift
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- 239000000428 dust Substances 0.000 claims abstract description 37
- 238000005192 partition Methods 0.000 claims description 75
- 230000001939 inductive effect Effects 0.000 claims description 46
- 238000003756 stirring Methods 0.000 claims description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000006870 function Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000019771 cognition Effects 0.000 description 2
- 210000000697 sensory organ Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- 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
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
-
- 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
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710711191.6A CN107297978B (zh) | 2017-08-18 | 2017-08-18 | 一种数学教育用高效能黑板 |
Applications Claiming Priority (1)
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CN201710711191.6A CN107297978B (zh) | 2017-08-18 | 2017-08-18 | 一种数学教育用高效能黑板 |
Publications (2)
Publication Number | Publication Date |
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CN107297978A CN107297978A (zh) | 2017-10-27 |
CN107297978B true CN107297978B (zh) | 2019-02-22 |
Family
ID=60132237
Family Applications (1)
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CN201710711191.6A Active CN107297978B (zh) | 2017-08-18 | 2017-08-18 | 一种数学教育用高效能黑板 |
Country Status (1)
Country | Link |
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CN (1) | CN107297978B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110696529A (zh) * | 2019-11-07 | 2020-01-17 | 徐州昇科源信息技术有限公司 | 一种基于vr教育用工具 |
Citations (16)
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JPS4932742U (zh) * | 1972-06-20 | 1974-03-22 | ||
JPH09118100A (ja) * | 1995-10-25 | 1997-05-06 | Ricoh Elemex Corp | 書込みボード |
CN2461784Y (zh) * | 2000-12-26 | 2001-11-28 | 唐志浩 | 粉笔灰擦、吸器 |
CN2680470Y (zh) * | 2003-08-08 | 2005-02-23 | 柯荣贵 | 吸灰式黑白板 |
CN201922757U (zh) * | 2011-02-22 | 2011-08-10 | 赵凤卿 | 一种自动吸尘黑板 |
CN202293803U (zh) * | 2011-09-14 | 2012-07-04 | 刘恒 | 一种可移动的黑板 |
CN202319580U (zh) * | 2011-12-02 | 2012-07-11 | 张瑞 | 带储物柜的黑板 |
CN202826898U (zh) * | 2012-09-28 | 2013-03-27 | 孟醒 | 粉笔灰回收装置 |
CN203078118U (zh) * | 2012-12-31 | 2013-07-24 | 魏金硕 | 自动黑板擦 |
CN204845284U (zh) * | 2015-08-24 | 2015-12-09 | 浙江海洋学院东海科学技术学院 | 一种黑板的集灰装置 |
CN205439722U (zh) * | 2015-12-26 | 2016-08-10 | 有朋 | 一种环保黑板 |
CN105852464A (zh) * | 2016-05-13 | 2016-08-17 | 安庆师范学院 | 高度可调多功能教学用具 |
CN205997609U (zh) * | 2016-07-13 | 2017-03-08 | 黄雅萱 | 一种红外感应自动升降吸尘的黑板 |
CN205997578U (zh) * | 2016-06-28 | 2017-03-08 | 南阳理工学院 | 一种工商管理用教学展示装置 |
CN206106740U (zh) * | 2016-08-25 | 2017-04-19 | 叶芳 | 一种简易提升旋转式移动黑板装置 |
CN106585232A (zh) * | 2017-02-06 | 2017-04-26 | 钱珅东 | 一种会计教学用擦黑板装置 |
-
2017
- 2017-08-18 CN CN201710711191.6A patent/CN107297978B/zh active Active
Patent Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4932742U (zh) * | 1972-06-20 | 1974-03-22 | ||
JPH09118100A (ja) * | 1995-10-25 | 1997-05-06 | Ricoh Elemex Corp | 書込みボード |
CN2461784Y (zh) * | 2000-12-26 | 2001-11-28 | 唐志浩 | 粉笔灰擦、吸器 |
CN2680470Y (zh) * | 2003-08-08 | 2005-02-23 | 柯荣贵 | 吸灰式黑白板 |
CN201922757U (zh) * | 2011-02-22 | 2011-08-10 | 赵凤卿 | 一种自动吸尘黑板 |
CN202293803U (zh) * | 2011-09-14 | 2012-07-04 | 刘恒 | 一种可移动的黑板 |
CN202319580U (zh) * | 2011-12-02 | 2012-07-11 | 张瑞 | 带储物柜的黑板 |
CN202826898U (zh) * | 2012-09-28 | 2013-03-27 | 孟醒 | 粉笔灰回收装置 |
CN203078118U (zh) * | 2012-12-31 | 2013-07-24 | 魏金硕 | 自动黑板擦 |
CN204845284U (zh) * | 2015-08-24 | 2015-12-09 | 浙江海洋学院东海科学技术学院 | 一种黑板的集灰装置 |
CN205439722U (zh) * | 2015-12-26 | 2016-08-10 | 有朋 | 一种环保黑板 |
CN105852464A (zh) * | 2016-05-13 | 2016-08-17 | 安庆师范学院 | 高度可调多功能教学用具 |
CN205997578U (zh) * | 2016-06-28 | 2017-03-08 | 南阳理工学院 | 一种工商管理用教学展示装置 |
CN205997609U (zh) * | 2016-07-13 | 2017-03-08 | 黄雅萱 | 一种红外感应自动升降吸尘的黑板 |
CN206106740U (zh) * | 2016-08-25 | 2017-04-19 | 叶芳 | 一种简易提升旋转式移动黑板装置 |
CN106585232A (zh) * | 2017-02-06 | 2017-04-26 | 钱珅东 | 一种会计教学用擦黑板装置 |
Also Published As
Publication number | Publication date |
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CN107297978A (zh) | 2017-10-27 |
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SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Jiajian Inventor after: Li Fan Inventor after: Cai Xi Inventor after: Zhou Yong Inventor after: Xiong Jiaqi Inventor before: Li Fan Inventor before: Cai Xi Inventor before: Zhou Yong Inventor before: Xiong Jiaqi |
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TA01 | Transfer of patent application right |
Effective date of registration: 20181221 Address after: 100048 No. 105 North Road, West Third Ring Road, Haidian District, Beijing. Applicant after: Capital Normal University Address before: 330000 Education College, North District, Jiangxi University of Finance and Economics, No. 169 Shuanggang East Street, Qingshan Lake District, Nanchang City, Jiangxi Province Applicant before: Liu Deping |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191227 Address after: Room 1049, 1001, floor 10, building 8, Jianguomenwai street, Chaoyang District, Beijing 100022 Patentee after: Beijing power Polytron Technologies Inc. Address before: 100048 No. 105 West Third Ring Road North, Beijing, Haidian District Patentee before: Capital Normal University |
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Effective date of registration: 20200925 Address after: 1601-38, 16 / F, 1 Zhongguancun Street, Haidian District, Beijing 100080 Patentee after: Beijing Ai Mei Le Chuang Technology Co.,Ltd. Address before: Room 1049, 1001, floor 10, building 8, Jianguomenwai street, Chaoyang District, Beijing 100022 Patentee before: Beijing power Polytron Technologies Inc. |
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TR01 | Transfer of patent right |
Effective date of registration: 20231229 Address after: 100080 No.105, Xisanhuan North Road, Haidian District, Beijing Patentee after: Capital Normal University Address before: 100080 no.1601-38, 16th floor, No.1 Zhongguancun Street, Haidian District, Beijing Patentee before: Beijing Ai Mei Le Chuang Technology Co.,Ltd. |
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TR01 | Transfer of patent right |