CN2668408Y - 便捷角尺 - Google Patents

便捷角尺 Download PDF

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Publication number
CN2668408Y
CN2668408Y CNU2003201041792U CN200320104179U CN2668408Y CN 2668408 Y CN2668408 Y CN 2668408Y CN U2003201041792 U CNU2003201041792 U CN U2003201041792U CN 200320104179 U CN200320104179 U CN 200320104179U CN 2668408 Y CN2668408 Y CN 2668408Y
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China
Prior art keywords
protractor
angle
rule
utility
model
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Expired - Fee Related
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CNU2003201041792U
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English (en)
Inventor
上 马
马上
马君
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Individual
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Individual
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Priority to CNU2003201041792U priority Critical patent/CN2668408Y/zh
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Publication of CN2668408Y publication Critical patent/CN2668408Y/zh
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Expired - Fee Related legal-status Critical Current

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  • Drawing Aids And Blackboards (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)

Abstract

本实用新型提供一种有量角器和刻度尺组成的便捷角尺。是刻度尺(1)和量角器(3)由轴(2)在量角器(3)的圆心处连接而成。使用时转动刻度尺(1)或量角器(3)其夹角通过刻度尺(1)底端的中心线在量角器(3)上指示出来,两边线长度通过刻度指示即可一笔画出两已知线段及其夹角,依此做其他几何图形则非常便捷。

Description

便捷角尺
所属技术领域
本实用新型涉及了一种便捷角尺,属文具类。
背景技术
通常情况下用量角器和尺子等文具作几何图形相对繁琐,如做已知角至少需三步,特别是学几何时,需做大量几何图形,甚感不便。
发明目的
本实用新型之目的是提供一种新型的角尺,其克服了现有技术上述之不足。其具有量角器和尺子的双重功能,而且作图方便快捷。
为达到上述之目的,本实用新型是这样实现的:本实用新型包括有量角器和刻度尺,量角器与刻度尺以轴在量角器的圆心处活动相联。
本实用新型采取上述技术方案,具有以下的有益效果:本实用新型通过调整刻度尺与量角器弦的夹角,可一笔画出两已知线段及其夹角,如此做其他几何图型则十分便捷。
附图说明
下面结合附图对本实用新型做进一步详述:
图1为本实用新型结构简图。
具体实施方式
由图1所示:本实用新型包括:刻度尺1、连轴2、量角器3,刻度尺1由轴2在量角器3的圆心处活动联接,量角器3的弦侧有刻度。使用时转动刻度尺1或量角器3,其夹角通过刻度尺1底端的中心线在量角器3上指示出来,两边线长度通过刻度指示即可一笔画出两已知线段及其夹角,依此做其他几何图形则非常便捷。

Claims (1)

1、一种便捷角尺,其特征是:其包括刻度尺(1)和量角器(3),二者由轴(2)在量角器(3)的圆心处活动联接。
CNU2003201041792U 2003-12-27 2003-12-27 便捷角尺 Expired - Fee Related CN2668408Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2003201041792U CN2668408Y (zh) 2003-12-27 2003-12-27 便捷角尺

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2003201041792U CN2668408Y (zh) 2003-12-27 2003-12-27 便捷角尺

Publications (1)

Publication Number Publication Date
CN2668408Y true CN2668408Y (zh) 2005-01-05

Family

ID=34438566

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2003201041792U Expired - Fee Related CN2668408Y (zh) 2003-12-27 2003-12-27 便捷角尺

Country Status (1)

Country Link
CN (1) CN2668408Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102350908A (zh) * 2011-09-16 2012-02-15 张亦弛 尺规量角仪

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102350908A (zh) * 2011-09-16 2012-02-15 张亦弛 尺规量角仪

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee