Novel chair backrest

A backrest, a novel technology, applied in the field of the backrest structure of the seat, to prevent lumbar spine damage and relieve fatigue

Pending Publication Date: 2019-06-28
FOSHAN LIANRUN FURNITURE CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide a novel chair backrest in order to solve the above-mentioned technical problems in the existing seat backrest.

Method used

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  • Novel chair backrest
  • Novel chair backrest
  • Novel chair backrest

Examples

Experimental program
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Embodiment Construction

[0024] The present invention will be further described in detail below in conjunction with the accompanying drawings.

[0025] refer to Figure 1 to Figure 4 A novel chair back shown includes a backrest 1, the backrest 1 is composed of a backrest bracket 2 and a backrest body 3, the backrest bracket 2 is installed on a seat 4, and the backrest body 3 is made of elastic material , such as steel plate or hard rubber, the backrest body 3 is composed of a back portion 31 and a waist portion 32, the transition position between the back portion 31 and the waist portion 32 is an inwardly convex arc-shaped structure 33, the bottom of the backrest body 3 Fixed on the seat 4, between the back part 31 at the upper position of the arc-shaped structure 33 and the backrest bracket 2, a connection assembly 5 is installed and fixed to each other, so that when the back part 31 swings back and forth, the gap between the back part 31 and the waist part 32 The arc-shaped structure 33 between the...

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PUM

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Abstract

The invention relates to a novel chair backrest. The novel chair backrest comprises a backrest, wherein the backrest comprises a backrest bracket and a backrest body, the backrest bracket is mounted on a chair seat, the backrest body is made of an elastic material, and comprises a back part and a waist part, the excessive part between the back part and the waist par is an arc-shaped structure which is inwards convex, the bottom of the backrest body is fixed on the chair seat, the back part located in the upper position of the arc-shaped structure is mounted and fixed with the backrest bracketwith each other through a connecting component, so that when the back part swings forwards and backwards, the arc-shaped structure between the back part and the waist part is in forced contact with the waist of a human body under the actions of fixing the bottom of the backrest body with the chair seat and fixing the back part of the backrest body and the backrest bracket. The novel chair backrestdisclosed by the invention not only has the effect of relieving fatigue on the waist of the human body, but also prevents the problem of lumbar vertebrae damage easily caused while sitting for a longtime, thereby being more beneficial to the health of the human body.

Description

technical field [0001] The invention relates to a kind of furniture, in particular to a backrest structure of a seat. Background technique [0002] The existing seat back is fixedly installed on the seat with a force-bearing fixed body, the fixed body includes a backboard or a cushion, in order to make the backrest support the waist, an inner convex arc is provided at the lower part of the backrest But the curved structure is fixed. As the backrest reclines, the convex curved structure will gradually lose its role in supporting the waist. It is difficult to relieve fatigue on the waist, and the lumbar spine is easily damaged when sitting for a long time. Do not take advantage of your health. Contents of the invention [0003] The object of the present invention is to provide a novel chair back in order to solve the above-mentioned technical problems existing in the existing seat back. [0004] The object of the invention can be realized through the following technical so...

Claims

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Application Information

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IPC IPC(8): A47C7/40
Inventor 霍润忠
Owner FOSHAN LIANRUN FURNITURE CO LTD
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