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Safety compass with telescopic supporting foot

A technology of feet and compasses, applied in the field of stationery

Inactive Publication Date: 2017-09-08
李欣
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Existing compasses always show pointed legs, and in the process of using, they accidentally stab themselves or others

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0018] Embodiment 1 of the present invention includes a metal spike structure leg and a pencil lead storage barrel, wherein at least the metal spike structure leg has a retractable structure, so that the metal spike structure can be moved to It can also be retracted into the hollow tube where it is located, so as to avoid the exposure of the sharp point, which may accidentally injure others.

[0019] Embodiment 2 of the present invention includes a metal spike structure leg and a pencil lead storage barrel, wherein at least the metal spike structure leg has a retractable structure, so that the metal spike structure can be moved to Extend out, or retract into the hollow tube where it is located, to avoid exposing the sharp pointed end, which may accidentally injure others;

[0020] The pencil storage cylinder includes a large-diameter outer cylinder and a small-diameter inner cylinder that are nested together, and the small-diameter inner cylinder can also be retracted into the...

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PUM

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Abstract

The invention belongs to a safety compasses with telescopic feet and relates to the field of stationery. Existing compasses always have sharp legs exposed, and in the process of use, they accidentally stab themselves or others. The purpose of the present invention is to provide a kind of safety compasses that can be retracted to store pointed legs that will not stab people. To achieve this purpose, the present invention includes a metal spike structure leg and a pencil lead storage tube, wherein The legs of the metal spike structure have a retractable structure, so that the metal spikes can be stretched out or retracted into the hollow tube under the manual operation, so as to avoid the exposure of the sharp point. Injure others by mistake. In summary, the present invention has the beneficial effect of being safer.

Description

technical field [0001] The invention relates to the field of stationery, in particular to a compasses. Background technique [0002] Existing compasses always have sharp legs exposed, and in the process of use, they accidentally stab themselves or others. Contents of the invention [0003] The purpose of the present invention is to provide a kind of safety compasses that can be retracted into storage pointy support pin and can not stab people, in order to realize this purpose, the scheme of the present invention is as follows: [0004] 1. A safety compasses with telescopic feet, characterized in that: [0005] It includes a metal spike structure foot and a pencil lead storage barrel, wherein at least the metal spike structure foot has a retractable structure, so that the metal spike can be stretched out under manual operation, or can be Retract to the hollow cylinder where it is located to avoid exposing the sharp pointed end, which may injure others by mistake. [0006...

Claims

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Application Information

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IPC IPC(8): B43L9/16B43L9/02
CPCB43L9/16B43L9/02
Inventor 李欣
Owner 李欣
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