CN2422149Y - 量角器 - Google Patents

量角器 Download PDF

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Publication number
CN2422149Y
CN2422149Y CN 00203419 CN00203419U CN2422149Y CN 2422149 Y CN2422149 Y CN 2422149Y CN 00203419 CN00203419 CN 00203419 CN 00203419 U CN00203419 U CN 00203419U CN 2422149 Y CN2422149 Y CN 2422149Y
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China
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protractor
hinged
gusset
utility
chi
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Expired - Fee Related
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CN 00203419
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English (en)
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贾萧宇
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Individual
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Individual
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Priority to CN 00203419 priority Critical patent/CN2422149Y/zh
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Abstract

一种量角器,在半圆形角板(1)圆心位置上通过铰销(2)将径尺(3)与角板(1)铰接,径尺(3)的另一端与延长尺(4)铰接。制作简便,功能较为实用。

Description

量角器
本实用新型的量角器涉及一种文具。
目前公知的量角器除量角功能较易使用外,划角和线等功能叫若。
本实用新型的发明目的在于提出一种量角功能,划角和线等功能兼备的量角器。
本实用新型的发明目的是通过如下技术措施实现的:在半圆形角板圆心位置上通过铰销将径尺与角板铰接,径尺的另一端与延长尺铰接。
以下通过附图与实施例进一步说明:
图1是本实用新型的量角器的示意图
实施例1:在半圆形角板1圆心位置上通过铰销2将径尺3与角板1铰接,径尺3的另一端与延长尺4铰接。角板1边缘标有刻度,在使用时将径尺3在角板1圆弧上的一定刻度上定位后,可沿角板1和径尺3划出角度。
实施例2:在径尺3和延长尺4上标有刻度,在给定三角形的角或边后可将径尺3和延长尺4折叠、伸展与角板1直径边共同围成确定三角形,沿这些边可划出。
本实用新型的量角器制作简便,功能较为实用。

Claims (2)

1.一种量角器,其特征在于,在半圆形角板(1)圆心位置上通过铰销(2)将径尺(3)与角板(1)铰接,径尺(3)的另一端与延长尺(4)铰接。
2.如权利要求1所述的量角器,其特征在于,在径尺(3)和延长尺(4)上标有刻度。
CN 00203419 2000-02-02 2000-02-02 量角器 Expired - Fee Related CN2422149Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 00203419 CN2422149Y (zh) 2000-02-02 2000-02-02 量角器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 00203419 CN2422149Y (zh) 2000-02-02 2000-02-02 量角器

Publications (1)

Publication Number Publication Date
CN2422149Y true CN2422149Y (zh) 2001-03-07

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ID=33572116

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 00203419 Expired - Fee Related CN2422149Y (zh) 2000-02-02 2000-02-02 量角器

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CN (1) CN2422149Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107053908A (zh) * 2017-03-10 2017-08-18 大连工业大学 画圆画方用尺

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107053908A (zh) * 2017-03-10 2017-08-18 大连工业大学 画圆画方用尺

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