# CN205112778U - 一种数学用多功能量角器 - Google Patents

## Info

Publication number
CN205112778U
CN205112778U CN201520948467.9U CN201520948467U CN205112778U CN 205112778 U CN205112778 U CN 205112778U CN 201520948467 U CN201520948467 U CN 201520948467U CN 205112778 U CN205112778 U CN 205112778U
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China
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protractor
dwang
utility
model
mathematics
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Expired - Fee Related
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CN201520948467.9U
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Priority to CN201520948467.9U priority Critical patent/CN205112778U/zh
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## Links

• 238000005259 measurement Methods 0.000 abstract description 4
• 238000000034 method Methods 0.000 description 1
• 230000004048 modification Effects 0.000 description 1
• 238000006011 modification reaction Methods 0.000 description 1

## Claims (4)

1.一种数学用多功能量角器，包括第一量角器，其特征在于：所述第一量角器的圆心处通过转轴铰接有转动杆、第二量角器和伸缩杆，所述第一量角器内部中空，所述第一量角器内插装有所述第二量角器；所述转动杆和伸缩杆位于所述第一量角器的上方；所述第一量角器上设有沟槽，所述转动杆通过调节旋钮与沟槽连接；所述第一量角器的直径部分一端连接有固定针。
2.如权利要求1所述的一种数学用多功能量角器，其特征在于，所述第一量角器和第二量角器的圆心重合。
3.如权利要求1或2所述的一种数学用多功能量角器，其特征在于，所述伸缩杆包括与所述第一量角器铰接的下杆，所述下杆内插入有上杆。
4.如权利要求3所述的一种数学用多功能量角器，其特征在于，所述转动杆的顶端设有可插入笔芯的笔孔。
CN201520948467.9U 2015-11-18 2015-11-18 一种数学用多功能量角器 Expired - Fee Related CN205112778U (zh)

## Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520948467.9U CN205112778U (zh) 2015-11-18 2015-11-18 一种数学用多功能量角器

## Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520948467.9U CN205112778U (zh) 2015-11-18 2015-11-18 一种数学用多功能量角器

## Publications (1)

Publication Number Publication Date
CN205112778U true CN205112778U (zh) 2016-03-30

# Family

## Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520948467.9U Expired - Fee Related CN205112778U (zh) 2015-11-18 2015-11-18 一种数学用多功能量角器

## Country Status (1)

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CN (1) CN205112778U (zh)

## Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106379084A (zh) * 2016-09-14 2017-02-08 中国地质大学（武汉） 一种多功能一体尺规

## Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106379084A (zh) * 2016-09-14 2017-02-08 中国地质大学（武汉） 一种多功能一体尺规

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## Legal Events

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

Granted publication date: 20160330

Termination date: 20161118