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Detachable chair backrest

A seat back and backrest technology, applied to chairs, other seating furniture, stools, etc., can solve the problems of poor suitability

Pending Publication Date: 2019-05-21
NANJING FORESTRY UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] For seats with backrests, such as most chairs, because the height, inclination and curvature of the backrest are fixed, the height, habits and back curves of people who use seats with backrests vary from person to person, so the suitability of a chair for people poor

Method used

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  • Detachable chair backrest
  • Detachable chair backrest
  • Detachable chair backrest

Examples

Experimental program
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Embodiment Construction

[0032] Below in conjunction with accompanying drawing, this technology is further described:

[0033] see Figure 1-Figure 6 The shown detachable seat back includes at least one pair of connecting pieces 7 detachably arranged on the stool legs, a pair of vertical backrest legs 10 detachably arranged on the connecting pieces 7, and a pair of vertical backrest legs 10 arranged on the backrest legs 10, the vertical back bar 4, the back back board 3-1 arranged between the back bar 4; A through hole 11 is provided on the backrest veneer 3, and an elastic pull cord 2 is arranged in the through hole 11, and the elastic pull cord 2 is fixed on the backrest bar 4 in a knotted manner.

[0034] In order to ensure a relatively stable distance between the backrest veneers 3 and between the backrest veneers 3 and the backrest bar 4, the elastic pull cord 2 between the backrest veneers 3 and between the backrest veneer 3 and the backrest bar 4 can also be Implemented in knots. The mode of...

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PUM

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Abstract

The invention relates to the field of furniture, and provides a detachable chair backrest. The detachable chair backrest is a functional member which is added to a bench-type seat and is convenient toinstall and detach. The elasticity, height and width of the backrest can be moderately adjusted according to demands. The detachable chair backrest comprises at least one pair of connecting pieces which are detachably arranged on bench legs, a pair of vertical backrest legs detachably arranged on the connecting pieces, vertical backrest rods movably arranged on the backrest legs, and a backrest backing board arranged between the backrest rods; the backrest backing board comprises backrest single boards and elastic pull ropes, the upper ends of the backrest rods and the backrest single boardsare provided with through holes, the through holes are internally provided with the elastic pull ropes, and the elastic pull ropes are fixed to the backrest rods in a knotted mode.

Description

technical field [0001] This patent relates to the field of furniture and provides a detachable seat back, which is a functional component attached to a stool seat and is easy to install and disassemble. The elasticity, height and width of the backrest can be adjusted appropriately according to needs. Background technique [0002] Under the general direction of research on office fatigue, stools are widely used. Because there is no backrest, there are problems such as long-term sitting and easy fatigue in daily use. [0003] For seats with backrests, such as most chairs, because the height, inclination and curvature of the backrest are fixed, the height, habits and back curves of people who use seats with backrests vary from person to person, so the suitability of a chair for people poor. In addition, people who use a seat with a backrest also hope that the sitting posture can be fine-tuned during the sedentary process. [0004] The stool seat includes at least three vertic...

Claims

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Application Information

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IPC IPC(8): A47C7/42
Inventor 王世欣苗艳凤祁文晔江唯烨关惠元陈玉龙黄琼涛
Owner NANJING FORESTRY UNIV
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