Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

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
View PDF0 Cites 0 Cited by
  • 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 inconvenient to carry. In addition, you need to carry compasses. There is no tool that can combine rulers and compasses. use

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Multifunctional ruler

Examples

Experimental program
Comparison scheme
Effect test

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...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

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

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): B43L13/00
CPCB43L13/00
Inventor 王笛
Owner 王笛
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com