CN202952725U - Ruler protractor - Google Patents

Ruler protractor Download PDF

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Publication number
CN202952725U
CN202952725U CN2012206931037U CN201220693103U CN202952725U CN 202952725 U CN202952725 U CN 202952725U CN 2012206931037 U CN2012206931037 U CN 2012206931037U CN 201220693103 U CN201220693103 U CN 201220693103U CN 202952725 U CN202952725 U CN 202952725U
Authority
CN
China
Prior art keywords
ruler
dial
protractor
adjustable rule
fixed
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
CN2012206931037U
Other languages
Chinese (zh)
Inventor
不公告发明人
Original Assignee
刘代兵
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 刘代兵 filed Critical 刘代兵
Priority to CN2012206931037U priority Critical patent/CN202952725U/en
Application granted granted Critical
Publication of CN202952725U publication Critical patent/CN202952725U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a ruler protractor. The ruler protractor mainly comprises a main ruler, a dial and a movable ruler, wherein the main ruler and the movable ruler are fixed by a nut; and the dial is fixed above a nut hole of the movable ruler, and angle values are engraved on the surface of the dial. The ruler protractor has the characteristics of simple design, convenience and practicality, and the like.

Description

Ruler protractor
Technical field
The utility model relates to mathematics drafting instrument commonly used in one way of life, relates in particular to a kind of ruler protractor.
Background technology
Now the mathematics drafting instrument has had that it is enough, how could in same instrument, realize that more function is that present drafting instrument need to be done.
Summary of the invention
For the deficiencies in the prior art, the purpose of this utility model is to propose a kind of ruler protractor, and this drafting instrument not only can be realized the function of ruler, and can realize the function of protractor, can also draw angle accurately, and be easy to use simultaneously.
To achieve these goals, the technical solution adopted in the utility model is such: it mainly is comprised of main scale, dial and adjustable rule; Main scale and adjustable rule utilize nut to be fixed; Dial be fixed on adjustable rule nut bore above, angle is carved with on surface.
Useful technique effect of the present utility model is: on adjustable rule, fixing dial can be realized taking measurement of an angle and drawing angle accurately, utilizes adjustable rule and fixed ruler can draw longer straight line.
The accompanying drawing explanation
Fig. 1 is schematic perspective view of the present utility model.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Structure of the present utility model is: it mainly is comprised of main scale (1), dial (2) and adjustable rule (3); Main scale (1) and adjustable rule (3) utilize nut to be fixed; Dial (2) be fixed on adjustable rule (3) nut bore above, angle is carved with on surface.
The utility model is released adjustable rule (3) just can draw longer straight line when in use, utilizes the angle of main scale (1) and adjustable rule (3) to read reading accurately at dial (2).

Claims (1)

1. a ruler protractor, it is characterized in that: it mainly is comprised of main scale (1), dial (2) and adjustable rule (3); Main scale (1) and adjustable rule (3) utilize nut to be fixed; Dial (2) be fixed on adjustable rule (3) nut bore above, angle is carved with on surface.
CN2012206931037U 2012-12-16 2012-12-16 Ruler protractor Expired - Fee Related CN202952725U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012206931037U CN202952725U (en) 2012-12-16 2012-12-16 Ruler protractor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012206931037U CN202952725U (en) 2012-12-16 2012-12-16 Ruler protractor

Publications (1)

Publication Number Publication Date
CN202952725U true CN202952725U (en) 2013-05-29

Family

ID=48458318

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012206931037U Expired - Fee Related CN202952725U (en) 2012-12-16 2012-12-16 Ruler protractor

Country Status (1)

Country Link
CN (1) CN202952725U (en)

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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: 20130529

Termination date: 20131216