# CN202782372U - 多功能数学教学尺 - Google Patents

## Info

Publication number
CN202782372U
CN202782372U CN 201220486017 CN201220486017U CN202782372U CN 202782372 U CN202782372 U CN 202782372U CN 201220486017 CN201220486017 CN 201220486017 CN 201220486017 U CN201220486017 U CN 201220486017U CN 202782372 U CN202782372 U CN 202782372U
Authority
CN
China
Prior art keywords
protractor
auxiliary scale
angulation
mathematical teaching
teaching ruler
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220486017
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English (en)
Inventor

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.)
HEGANG TEACHERS COLLEGE TRAINING SCHOOL
Original Assignee
HEGANG TEACHERS COLLEGE TRAINING SCHOOL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HEGANG TEACHERS COLLEGE TRAINING SCHOOL filed Critical HEGANG TEACHERS COLLEGE TRAINING SCHOOL
Priority to CN 201220486017 priority Critical patent/CN202782372U/zh
Application granted granted Critical
Publication of CN202782372U publication Critical patent/CN202782372U/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

## Claims (4)

1.一种多功能数学教学尺，它包括三角板(1)和量角器(2)，其特征在于：它还包括量角辅助尺(3)，

2.根据权利要求1所述的多功能数学教学尺，其特征在于：所述量角辅助尺(3)与量角器(2)的圆心通过转轴相连接。
3.根据权利要求1或2所述的多功能数学教学尺，其特征在于：所述量角辅助尺(3)中心具有长条形通孔(3-1)，且该长条形通孔(3-1)的中心线通过量角器(2)的圆心。
4.根据权利要求1或2所述的多功能数学教学尺，其特征在于：所述三角板(1)上设置有手柄(1-1)。
CN 201220486017 2012-09-21 2012-09-21 多功能数学教学尺 Expired - Fee Related CN202782372U (zh)

## Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220486017 CN202782372U (zh) 2012-09-21 2012-09-21 多功能数学教学尺

## Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220486017 CN202782372U (zh) 2012-09-21 2012-09-21 多功能数学教学尺

## Publications (1)

Publication Number Publication Date
CN202782372U true CN202782372U (zh) 2013-03-13

# Family

## Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220486017 Expired - Fee Related CN202782372U (zh) 2012-09-21 2012-09-21 多功能数学教学尺

## Country Status (1)

CN (1) CN202782372U (zh)

## Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103381728A (zh) * 2013-07-24 2013-11-06 高歌东 组合式三角板
CN103568664A (zh) * 2013-11-15 2014-02-12 南丹县大厂镇中心小学 三合形状教具

## Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103381728A (zh) * 2013-07-24 2013-11-06 高歌东 组合式三角板
CN103381728B (zh) * 2013-07-24 2015-12-16 高歌东 组合式三角板
CN103568664A (zh) * 2013-11-15 2014-02-12 南丹县大厂镇中心小学 三合形状教具

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## Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130313

Termination date: 20130921