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Multi-functional compasses

A multi-functional, compass technology, used in printing, writing utensils, etc., can solve problems such as distance errors, affecting the accuracy of drawings, etc., to achieve the effect of convenience and preparation

Inactive Publication Date: 2013-05-29
蔡梦晗
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Ordinary compasses can only be used to draw a circular figure. When in use, only the fixed shafts of the two legs can be used for adjustment. If you are not careful, the distance between the two legs will be wrong, which will directly affect the drawing. the accuracy of

Method used

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  • Multi-functional compasses

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Embodiment Construction

[0008] Shown in the embodiment of the drawings: the compass is equipped with a protractor 2 at the junction of the two legs 1, and the distance adjustment ruler 3 is installed between the two legs 1 through the hinge shaft 4 and the adjusting screw 5 respectively.

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Abstract

The invention provides multi-functional compasses. According to the multi-functional compasses, an angle gauge is arranged on a connection position of two supporting legs, a distance adjustment ruler is arranged between the two supporting legs respectively through a hinged shaft and an adjusting screw column, when the multi-functional compasses are used, through the distance adjustment ruler between the two supporting legs, the two supporting legs are enabled to fixedly draw a round shape, further, a usage angle of the angle gauge can be accurately adjusted, and the multi-functional compasses are enabled to be more convenient and adequate to use.

Description

technical field [0001] The invention relates to a compass, in particular to a multifunctional compasses. Background technique [0002] Ordinary compasses can only be used to draw a circular figure. When in use, only the fixed shafts of the two legs can be used for adjustment. If you are not careful, the distance between the two legs will be wrong, which will directly affect the drawing. accuracy. Contents of the invention [0003] The invention provides a multifunctional compasses, which can fix the adjustment of two supporting legs during drawing, and can accurately grasp and measure the angle. [0004] The invention includes the legs of the compass, and the adopted technical solution is that: the compass is equipped with a protractor at the joint of the two legs, and a distance adjusting ruler is installed between the two legs through the hinge shaft and the adjusting screw. . [0005] The beneficial effect of the present invention is that: when in use, by adjusting t...

Claims

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Application Information

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IPC IPC(8): B43L13/00
Inventor 蔡梦晗
Owner 蔡梦晗
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