Multifunctional ruler

A multi-functional, ruler technology, applied in printing, writing utensils and other directions, can solve problems such as inconvenience in carrying, and achieve the effects of space saving, practical convenience and simple structure

Inactive Publication Date: 2015-06-17
王笛
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Rulers and compasses are two essential learning tools. Under the current technology, rulers are 20cm long, which is very in

Method used

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  • Multifunctional ruler

Examples

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Embodiment Construction

[0010] Accompanying drawing is a kind of specific embodiment of the present invention. This embodiment includes an upper ruler 1 and a lower ruler 2, the top of the upper ruler 1 is connected with the top of the lower ruler 2 through a rotating shaft 3, a pencil 4 is installed at the end of the upper ruler 1 through a clamp 6, and a support rod 5 is provided at the end of the lower ruler 2 , the upper ruler 1 and the lower ruler 2 can rotate 180 degrees to each other. A blade 7 is arranged on the inner side of the upper chi, and a draw-in groove 8 for accommodating the blade is arranged on the inner side of the lower chi.

[0011] Adopt a kind of multi-functional ruler of the present invention, utilize pole 5 as fulcrum, pull upper ruler 1 outwards, upper ruler 1 rotates around the top of lower ruler 2 under the effect of rotating shaft 3, when pulling to desired length, hold Rotate shaft 3, can utilize pencil 4 to draw a circle. The upper ruler 1 and the lower ruler 2 can b...

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PUM

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Abstract

The invention relates to a ruler, in particular to a multifunctional ruler capable of being used as compasses. The multifunctional ruler is characterized by comprising an upper ruler body and a lower ruler body, the top end of the upper ruler body is connected with the top end of the lower ruler body through a rotating shaft, a pencil is installed at the tail end of the upper ruler body through a hoop, a supporting rod is arranged at the tail end of the lower ruler body, and the upper ruler body and the lower ruler body can rotate mutually by 180 degrees. A cutting edge is arranged on the inner side of the upper ruler body, a clamping groove used for containing the cutting edge is formed in the inner side of the lower ruler body, a handle is installed on the rotating shaft, a groove is formed in the tail end of the handle, and an eraser is contained inside the groove. The multifunctional ruler has the advantages of being used as a common ruler or compasses or a knife, being simple in structure, practical and convenient to use and carry, saving space and bringing great convenience to the study and life of students.

Description

(1) Technical field [0001] The invention relates to a ruler, in particular to a multifunctional ruler which can be used as a compass. (2) Background technology [0002] At present, as the grades continue to grow, students need to learn more and more things, and the learning tools they use naturally increase. Rulers and compasses are two essential learning tools. Under the current technology, rulers are 20cm long, which is very inconvenient to carry. In addition, you need to carry compasses. There is no tool that can combine rulers and compasses. use. (3) Contents of the invention [0003] In order to make up for the deficiencies of the prior art, the present invention provides a multifunctional ruler that is simple in structure, practical and convenient, saves space, is easy to carry, and can be used as a compass. [0004] The present invention is achieved through the following technical solutions: [0005] A multifunctional ruler is characterized in that it...

Claims

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Application Information

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IPC IPC(8): B43L13/00
CPCB43L13/00
Inventor 王笛
Owner 王笛
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