Labor-saving mini-screwdriver suitable for old people

A screwdriver and mini technology, which is applied in the field of hand tools and supplies, can solve the problems of inconvenient portability, high force, and screwdrivers that cannot meet the needs of humanization, and achieve the effect of convenient storage and reduced handle volume

Pending Publication Date: 2018-01-12
NANJING UNIV OF SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] To sum up, the design of the current screwdrivers can only meet the basic functional use, and cannot meet the needs of the elderly group. There are mainly the following problems in use:
[0006] (2) When rem

Method used

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  • Labor-saving mini-screwdriver suitable for old people
  • Labor-saving mini-screwdriver suitable for old people

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0017] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0018] combine figure 1 and figure 2 , an aging-friendly and labor-saving mini screwdriver, comprising a screwdriver body 1 and a handle 3, the screwdriver body 1 is connected to the handle 3, the outer wall of the screwdriver body 1 at the connected end is provided with an external thread 2, and the end of the handle 3 away from the screwdriver body 1 is provided with an inner thread Threaded through hole 4.

[0019] When using two age-friendly and labor-saving miniature screwdrivers, one screwdriver body 1 is inserted into the internal thread through hole 4 of the handle 3 of the other, and through thread fit, a labor-saving screwdriver with a "T" handle is formed.

[0020] The aging-adapted and labor-saving miniature screwdriver has a reduced volume compared with a traditional screwdriver handle.

[0021] The workflow is as follows:

[0022] When it is n

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PUM

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Abstract

The invention discloses a labor-saving mini-screwdriver suitable for old people. The labor-saving mini-screwdriver suitable for old people comprises a screwdriver body and a handle, the screwdriver body is connected to the handle, external threads are arranged on the outer wall of the screwdriver body on the connected end, and the end part on the handle away from the screwdriver body is provided with an integral threaded through hole. When two such labor-saving mini-screwdrivers suitable for old people are used, one screwdriver body is inserted into the internal threaded through hole of the other screwdriver body to form a labor saving screwdriver with a T-shaped handle by matching the threads. Free combination between different screwdrivers is realized, and the labor saving screwdriver with a T-shaped handle is formed and is convenient for the old people with insufficient strength to use.

Description

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Claims

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Application Information

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Owner NANJING UNIV OF SCI & TECH
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