# CN203528145U - 一种教学用数学活动尺装置 - Google Patents

## Info

Publication number
CN203528145U
CN203528145U CN201320480743.4U CN201320480743U CN203528145U CN 203528145 U CN203528145 U CN 203528145U CN 201320480743 U CN201320480743 U CN 201320480743U CN 203528145 U CN203528145 U CN 203528145U
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CN
China
Prior art keywords
ruler
chalk
mathematical
teaching
fixed ruler
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Expired - Fee Related
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CN201320480743.4U
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English (en)
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Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
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Individual
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Priority to CN201320480743.4U priority Critical patent/CN203528145U/zh
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Publication of CN203528145U publication Critical patent/CN203528145U/zh
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Expired - Fee Related legal-status Critical Current

## Claims (1)

1.一种教学用数学活动尺装置，固定尺（1）是本实用新型的主体支撑部件，其特征在于固定尺（1）的一侧为直尺，另一侧为曲线板，在固定尺（1）的一端点设置有量角尺盘（3），在量角尺盘（3）的中心原点位置设置有中轴手柄（4），固定尺（1）通过量角尺盘（3）的中心原点与活动尺（2）做活动连接，活动尺（2）的中间设置有透空的粉笔滑槽（5），粉笔滑槽（5）的下面设置有粉笔固定槽（6）;活动尺（2）可以以量角尺盘（3）的中心原点为圆点转动360度。
CN201320480743.4U 2013-08-08 2013-08-08 一种教学用数学活动尺装置 Expired - Fee Related CN203528145U (zh)

## Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320480743.4U CN203528145U (zh) 2013-08-08 2013-08-08 一种教学用数学活动尺装置

## Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320480743.4U CN203528145U (zh) 2013-08-08 2013-08-08 一种教学用数学活动尺装置

## Publications (1)

Publication Number Publication Date
CN203528145U true CN203528145U (zh) 2014-04-09

# Family

## Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320480743.4U Expired - Fee Related CN203528145U (zh) 2013-08-08 2013-08-08 一种教学用数学活动尺装置

## Country Status (1)

CN (1) CN203528145U (zh)

## Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020192025A1 (zh) * 2019-03-22 2020-10-01 中山宝益五金塑胶制品有限公司 一种多功能测量画线尺

## Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020192025A1 (zh) * 2019-03-22 2020-10-01 中山宝益五金塑胶制品有限公司 一种多功能测量画线尺

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## Legal Events

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140409

Termination date: 20140808

EXPY Termination of patent right or utility model