CN201728989U - Foldable straight ruler - Google Patents

Foldable straight ruler Download PDF

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Publication number
CN201728989U
CN201728989U CN2010201417461U CN201020141746U CN201728989U CN 201728989 U CN201728989 U CN 201728989U CN 2010201417461 U CN2010201417461 U CN 2010201417461U CN 201020141746 U CN201020141746 U CN 201020141746U CN 201728989 U CN201728989 U CN 201728989U
Authority
CN
China
Prior art keywords
ruler
straight ruler
foldable straight
chi
foldable
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
CN2010201417461U
Other languages
Chinese (zh)
Inventor
朱玉宽
Original Assignee
朱玉宽
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 朱玉宽 filed Critical 朱玉宽
Priority to CN2010201417461U priority Critical patent/CN201728989U/en
Application granted granted Critical
Publication of CN201728989U publication Critical patent/CN201728989U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a teaching aid which can be conveniently used, in particular to a foldable straight ruler. The utility model has the technical scheme that the foldable straight ruler is characterized in that a first ruler, a second ruler and a third ruler are flexibly connected through a lock clasp, and has the beneficial effects that the foldable straight ruler has simple structure, is convenient to use, is easy to place, and is convenient to carry.

Description

A kind of folding ruler
Technical field
The utility model relates to a kind of teaching aid, specifically is a kind of folding ruler.
Background technology
In mathematical education, often use ruler, existing ruler generally be by one independently the chi body constitute, this has brought certain difficulty for length of picture straight line.
Summary of the invention
The utility model is in order to solve above-described problem, a kind of teaching aid easy to use is provided, specifically be a kind of folding ruler, its technical scheme is: a kind of folding ruler is characterized in that: be movably connected by spinner between first chi, second chi, the 3rd chi.
The beneficial effects of the utility model are: simple in structure, easy to use, be easy to place, be easy to carry.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
First chi 1, second chi 2, the 3rd chi 3, spinner 4 are arranged among the figure.
The specific embodiment
With reference to the accompanying drawings, the utility model provides a kind of teaching aid easy to use, specifically be a kind of folding ruler, its technical scheme is: a kind of folding ruler is characterized in that: be movably connected by spinner 4 between first chi 1, second chi 2, the 3rd chi 3.The utility model generally adopts plastic material to make, and can save cost, have simple in structure, easy to use, characteristics such as be easy to place, be easy to carry.

Claims (1)

1. a folding ruler is characterized in that: be movably connected by spinner (4) between first chi (1), second chi (2), the 3rd chi (3).
CN2010201417461U 2010-03-23 2010-03-23 Foldable straight ruler Expired - Fee Related CN201728989U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201417461U CN201728989U (en) 2010-03-23 2010-03-23 Foldable straight ruler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201417461U CN201728989U (en) 2010-03-23 2010-03-23 Foldable straight ruler

Publications (1)

Publication Number Publication Date
CN201728989U true CN201728989U (en) 2011-02-02

Family

ID=43520148

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010201417461U Expired - Fee Related CN201728989U (en) 2010-03-23 2010-03-23 Foldable straight ruler

Country Status (1)

Country Link
CN (1) CN201728989U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107139611A (en) * 2017-03-21 2017-09-08 南宁市黑晶信息技术有限公司 A kind of foldable multifunctional chi of teaching
CN111201418A (en) * 2017-08-21 2020-05-26 沃尔夫克拉夫特公司 Folding ruler accessory

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107139611A (en) * 2017-03-21 2017-09-08 南宁市黑晶信息技术有限公司 A kind of foldable multifunctional chi of teaching
CN111201418A (en) * 2017-08-21 2020-05-26 沃尔夫克拉夫特公司 Folding ruler accessory

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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: 20110202

Termination date: 20120323