CN2142074Y - 绘图虚线尺 - Google Patents

绘图虚线尺 Download PDF

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Publication number
CN2142074Y
CN2142074Y CN 92201549 CN92201549U CN2142074Y CN 2142074 Y CN2142074 Y CN 2142074Y CN 92201549 CN92201549 CN 92201549 CN 92201549 U CN92201549 U CN 92201549U CN 2142074 Y CN2142074 Y CN 2142074Y
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赵武
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Abstract

一种用于工程设计制图及教学制图绘制虚线的 绘图虚线尺由设在尺体刻度对侧或尺体中间的虚线 齿(1)、虚线槽(2)与长条形尺体(3)连为一体构成。 用它绘制虚线如同绘制实线一样方便,一笔即可绘 成,绘制的虚线线段长短一致,线条均匀,笔迹清秀雅 观,绘制速度快,可提高工效10倍以上,可减轻绘图 人员劳动强度。是工程设计制图及教学制图绘制虚 线的理想工具。

Description

本实用新型涉及一种用于工程设计制图及课堂教学制图时绘制虚线的工具。
现在工程设计制图及课堂教学制图往往会碰到绘虚线,制图者通常用硬笔沿直尺边或三角板边,按一定间距绘虚线,存在着费时,工效低、劳动强度大等缺点。
本实用新型的目的在于避免上述现有技术中的不足之处而提供一种绘图虚线尺。
本实用新型的绘图虚线尺,由设在尺子刻度对侧或尺子中间的虚线齿(1)、虚线槽(2)与长条形的尺体(3)连为一体构成。其特征是用设在尺体的虚线齿(1)和虚线槽(2)就可用硬笔一次绘出所需的制图虚线。虚线齿(1)起阻碍笔尖落纸,不能画出笔迹而形成虚线线段的间距,虚线槽(2)使笔尖落纸画出笔迹形成虚线中的线段,齿、槽相接并以1:1依序排列,齿、槽间距为3至4毫米。为使硬笔在虚线齿(1)上容易滑过,避免折断或磨损笔尖,虚线齿横截面呈半椭圆状,其厚度为0.2至0.3毫米,长为1毫米,宽为0.5至1毫米。
附图的图面说明如下:
图1、图3是本实用新型的绘图虚线尺结构示意图。
图2、图4是本实用新型的绘图虚线尺侧视图。
本实用新型将结合附图就实施例作进一步详述:绘图者用硬笔沿图1、图3A点至B点画一条直线,拿掉绘图虚线尺,就可得到所需的虚线。
本实用新型相比现有技术具有如下优点:
1、绘制虚线如同绘制实线一样一笔即可绘成。
2、绘制的虚线线段长短一致,线条均匀,笔迹清秀,雅观。
3、绘制速度快,可提高工效10倍以上,可减轻绘图人员劳动强度。
本实用新型可用塑料,有机玻璃或金属薄板制成。

Claims (5)

1、一种用于工程设计制图及课堂教学制图绘制虚线的绘图虚线尺,其特征是由设在尺体上的虚线齿(1)、虚线槽(2)与长条形的尺体(3)连为一体构成。
2、根据权利要求1所述的绘图虚线尺,其特征是在尺体的中间有虚线齿和虚线槽。
3、按权利要求1所述的绘图虚线尺,其特征是虚线齿和虚线槽的间距为3至4毫米,虚线齿与虚线槽相接并以1:1依序排列。
4、按权利要求1所述的绘图虚线尺,其特征是虚线齿横截面呈半椭圆状,长为1毫米,宽为0.5至1毫米。
5、按权利要求1所述的绘图虚线尺,其特征是尺体用塑料,有机玻璃或金属薄板制成。
CN 92201549 1992-01-18 1992-01-18 绘图虚线尺 Expired - Fee Related CN2142074Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 92201549 CN2142074Y (zh) 1992-01-18 1992-01-18 绘图虚线尺

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 92201549 CN2142074Y (zh) 1992-01-18 1992-01-18 绘图虚线尺

Publications (1)

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CN2142074Y true CN2142074Y (zh) 1993-09-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 92201549 Expired - Fee Related CN2142074Y (zh) 1992-01-18 1992-01-18 绘图虚线尺

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CN (1) CN2142074Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010151226A1 (en) * 2009-06-25 2010-12-29 Ashwin Halgeri Dashed line drawing aid and method of drawing dashed lines.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010151226A1 (en) * 2009-06-25 2010-12-29 Ashwin Halgeri Dashed line drawing aid and method of drawing dashed lines.

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