CN108973436A - 一种快捷绘制函数曲线的数学教学板 - Google Patents
一种快捷绘制函数曲线的数学教学板 Download PDFInfo
- Publication number
- CN108973436A CN108973436A CN201810950877.5A CN201810950877A CN108973436A CN 108973436 A CN108973436 A CN 108973436A CN 201810950877 A CN201810950877 A CN 201810950877A CN 108973436 A CN108973436 A CN 108973436A
- Authority
- CN
- China
- Prior art keywords
- fixed
- function curve
- board
- drafting function
- sliding
- 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.)
- Granted
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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
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
-
- 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
- B43L11/00—Non-circular-curve-drawing instruments
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
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- Business, Economics & Management (AREA)
- Engineering & Computer Science (AREA)
- Entrepreneurship & Innovation (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
Description
Claims (9)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810950877.5A CN108973436B (zh) | 2018-08-21 | 2018-08-21 | 一种快捷绘制函数曲线的数学教学板 |
CN202011368718.8A CN112208246A (zh) | 2018-08-21 | 2018-08-21 | 一种快捷绘制函数曲线的数学教学板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810950877.5A CN108973436B (zh) | 2018-08-21 | 2018-08-21 | 一种快捷绘制函数曲线的数学教学板 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011368718.8A Division CN112208246A (zh) | 2018-08-21 | 2018-08-21 | 一种快捷绘制函数曲线的数学教学板 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108973436A true CN108973436A (zh) | 2018-12-11 |
CN108973436B CN108973436B (zh) | 2021-03-05 |
Family
ID=64554227
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810950877.5A Active CN108973436B (zh) | 2018-08-21 | 2018-08-21 | 一种快捷绘制函数曲线的数学教学板 |
CN202011368718.8A Withdrawn CN112208246A (zh) | 2018-08-21 | 2018-08-21 | 一种快捷绘制函数曲线的数学教学板 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011368718.8A Withdrawn CN112208246A (zh) | 2018-08-21 | 2018-08-21 | 一种快捷绘制函数曲线的数学教学板 |
Country Status (1)
Country | Link |
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CN (2) | CN108973436B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111920195A (zh) * | 2020-08-17 | 2020-11-13 | 郑州师范学院 | 一种集绘画书法一体的书画工作台 |
CN113334971A (zh) * | 2021-06-15 | 2021-09-03 | 张景秋 | 一种可旋转的学前教育用小型黑板 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113380117B (zh) * | 2021-04-14 | 2022-06-14 | 江苏省南通中等专业学校 | 一种高等数学函数教学演示仪 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5343369A (en) * | 1992-11-24 | 1994-08-30 | Mason Iv Robert E | Light table for teaching geometric principles |
CN102692325A (zh) * | 2012-05-30 | 2012-09-26 | 浙江吉利汽车研究院有限公司杭州分公司 | 多维可调试验安装架 |
CN203338630U (zh) * | 2013-05-03 | 2013-12-11 | 齐齐哈尔大学 | 一种数学教具 |
CN205943217U (zh) * | 2016-05-24 | 2017-02-08 | 陕西理工学院 | 一种高等数学旋转曲面演示教具 |
CN107518650A (zh) * | 2017-09-30 | 2017-12-29 | 广州市中潭空气净化科技有限公司 | 一种水平移动调节式教学板 |
CN206864032U (zh) * | 2017-03-30 | 2018-01-09 | 陕西国防工业职业技术学院 | 一种数学建模用画图装置 |
CN206991603U (zh) * | 2017-04-20 | 2018-02-09 | 天津现代职业技术学院 | 一种数学教学用多种线面演示组合教具 |
CN207455125U (zh) * | 2017-11-25 | 2018-06-05 | 张薪岳 | 一种高中数学教学图示架 |
-
2018
- 2018-08-21 CN CN201810950877.5A patent/CN108973436B/zh active Active
- 2018-08-21 CN CN202011368718.8A patent/CN112208246A/zh not_active Withdrawn
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5343369A (en) * | 1992-11-24 | 1994-08-30 | Mason Iv Robert E | Light table for teaching geometric principles |
CN102692325A (zh) * | 2012-05-30 | 2012-09-26 | 浙江吉利汽车研究院有限公司杭州分公司 | 多维可调试验安装架 |
CN203338630U (zh) * | 2013-05-03 | 2013-12-11 | 齐齐哈尔大学 | 一种数学教具 |
CN205943217U (zh) * | 2016-05-24 | 2017-02-08 | 陕西理工学院 | 一种高等数学旋转曲面演示教具 |
CN206864032U (zh) * | 2017-03-30 | 2018-01-09 | 陕西国防工业职业技术学院 | 一种数学建模用画图装置 |
CN206991603U (zh) * | 2017-04-20 | 2018-02-09 | 天津现代职业技术学院 | 一种数学教学用多种线面演示组合教具 |
CN107518650A (zh) * | 2017-09-30 | 2017-12-29 | 广州市中潭空气净化科技有限公司 | 一种水平移动调节式教学板 |
CN207455125U (zh) * | 2017-11-25 | 2018-06-05 | 张薪岳 | 一种高中数学教学图示架 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111920195A (zh) * | 2020-08-17 | 2020-11-13 | 郑州师范学院 | 一种集绘画书法一体的书画工作台 |
CN113334971A (zh) * | 2021-06-15 | 2021-09-03 | 张景秋 | 一种可旋转的学前教育用小型黑板 |
CN113334971B (zh) * | 2021-06-15 | 2022-04-29 | 江门职业技术学院 | 一种可旋转的学前教育用小型黑板 |
Also Published As
Publication number | Publication date |
---|---|
CN108973436B (zh) | 2021-03-05 |
CN112208246A (zh) | 2021-01-12 |
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TR01 | Transfer of patent right |
Effective date of registration: 20210508 Address after: 5 / F, 173 TIYU West Road, Tianhe District, Guangzhou, Guangdong 510000 Patentee after: GUANGDONG MASHANG INFORMATION TECHNOLOGY Co.,Ltd. Address before: Room 203, 2 / F, building 8, Ruiying international science and Technology Innovation Park, No. 9, Daxue Road, Songshan Lake high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: DONGGUAN KAILEDI NUMERICAL CONTROL SCIENCE AND TECHNOLOGY Co.,Ltd. |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A mathematics teaching board for quickly drawing function curve Effective date of registration: 20210806 Granted publication date: 20210305 Pledgee: China Co. truction Bank Corp Guangzhou Tianhe subbranch Pledgor: GUANGDONG MASHANG INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2021980007375 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230926 Granted publication date: 20210305 Pledgee: China Co. truction Bank Corp Guangzhou Tianhe subbranch Pledgor: GUANGDONG MASHANG INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2021980007375 |