CN104361789B - 三角函数全能演示及图像绘制仪 - Google Patents
三角函数全能演示及图像绘制仪 Download PDFInfo
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- CN104361789B CN104361789B CN201410684061.4A CN201410684061A CN104361789B CN 104361789 B CN104361789 B CN 104361789B CN 201410684061 A CN201410684061 A CN 201410684061A CN 104361789 B CN104361789 B CN 104361789B
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Classifications
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- 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
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/02—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics
- G09B23/04—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics for geometry, trigonometry, projection or perspective
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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
- B43L11/00—Non-circular-curve-drawing instruments
Abstract
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CN201410684061.4A CN104361789B (zh) | 2014-11-25 | 2014-11-25 | 三角函数全能演示及图像绘制仪 |
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CN201410684061.4A CN104361789B (zh) | 2014-11-25 | 2014-11-25 | 三角函数全能演示及图像绘制仪 |
Publications (2)
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CN104361789A CN104361789A (zh) | 2015-02-18 |
CN104361789B true CN104361789B (zh) | 2016-09-21 |
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CN201410684061.4A Active CN104361789B (zh) | 2014-11-25 | 2014-11-25 | 三角函数全能演示及图像绘制仪 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104999834B (zh) * | 2015-08-07 | 2016-07-13 | 大连交通大学 | 一种用于课堂教学的函数曲线绘制仪 |
CN105034661B (zh) * | 2015-09-01 | 2017-03-08 | 南京工业职业技术学院 | 非三角周期函数演示及图像绘制装置 |
CN105059023B (zh) * | 2015-09-01 | 2017-01-18 | 南京工业职业技术学院 | 对数函数演示及图像绘制装置 |
CN106994855B (zh) * | 2017-05-25 | 2018-05-22 | 钦州学院 | 用于绘制正切曲线的绘图仪 |
CN109823092B (zh) * | 2019-02-25 | 2020-10-20 | 马子阅 | 一种绘制标准正弦曲线的数学工具 |
CN113787856B (zh) * | 2021-09-08 | 2022-08-02 | 滨州学院 | 一种具有计算功能的高等数学教学用尺及使用方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2031138U (zh) * | 1988-02-02 | 1989-01-18 | 陈建烈 | 简谐振动与正弦曲线演绘仪 |
CN2035905U (zh) * | 1988-09-23 | 1989-04-12 | 杨洪军 | 三角函数线及图象显示教具 |
CN2043402U (zh) * | 1988-11-17 | 1989-08-23 | 沙聪 | 正弦函数、振动和波教学多用演示仪 |
US5114347A (en) * | 1991-04-08 | 1992-05-19 | Camp Mead B | Mathematical function demonstrator boards |
DE10341710B4 (de) * | 2003-09-10 | 2005-10-27 | Böhmer, Ludwig, Dipl.-Ing. | Gerät zur optisch-kinematischen Darstellung der im Zusammenhang stehenden Winkelfunktionen am Einheitskreis |
CN203013053U (zh) * | 2013-01-23 | 2013-06-19 | 张海湄 | 三角函数图象演示器 |
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Effective date of registration: 20201217 Address after: No. 406, Huaihe West Road, Chuzhou, Anhui Province Patentee after: Chuzhou Chuangxing refrigeration accessories Processing Co.,Ltd. Address before: 210016 No. 1 Yangshan North Road, Xianlin University City, Nanjing, Jiangsu Province Patentee before: NANJING INSTITUTE OF INDUSTRY TECHNOLOGY |
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Effective date of registration: 20231228 Address after: No. 180 Langya Road, Chuzhou City, Anhui Province, 239000 (West 4th Floor, Chuzhou Grand Theater) Patentee after: Chuzhou Modern Industry Investment and Development Co.,Ltd. Address before: No. 406, Huaihe West Road, Chuzhou, Anhui Province Patentee before: Chuzhou Chuangxing refrigeration accessories Processing Co.,Ltd. |
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