Chair with backrest adjusting device

A technology of adjusting device and chair, applied in chairs, stools, household appliances, etc., can solve problems such as inability to solve the problem of the spine, limited adjustment range, affecting the support effect, etc.

Pending Publication Date: 2017-05-24
HENGLIN HOME FURNISHINGS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Sub-health has always been a life issue that people pay attention to. Among them, the lumbar spine problems caused by sitting for a long time are particularly frequent. As we all know, the human spine is S-shaped, and the back of the seat is generally straight up and down, or The middle and lower part of the back of the chair is slightly arched to improve the comfort of the back support of the seat, but chairs with these structures cannot provide good support for the S-shaped spine of the human body, and the chairs with these structures generally cannot

Method used

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  • Chair with backrest adjusting device
  • Chair with backrest adjusting device
  • Chair with backrest adjusting device

Examples

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Example Embodiment

[0021] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals indicate the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to explain the present invention, but should not be construed as limiting the present invention.

[0022] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " The orientation or positional relationship indicated by “rear”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inner”, “clockwise”, and “counterclockwise” are based on the attached The orientation or positional relationship shown in the figure is only for the convenience of describing the present in...

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PUM

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Abstract

The invention relates to the field of furniture, in particular to a chair with a backrest adjusting device. The chair with the backrest adjusting device comprises a chair back, a seat and bottom feet. A cavity is formed in the chair back. A supporting piece is installed at the upper portion inside the cavity through a lifting and folding device. Due to the fact that the cavity is formed in the chair back, the supporting piece is arranged inside the cavity, the lifting and folding device is hinged to the chair back, and waist supporting adjustment of the chair back can be achieved.

Description

technical field [0001] The invention relates to the field of furniture, in particular to a chair with a waist adjustment device. Background technique [0002] Sub-health has always been a life issue that people pay attention to. Among them, the lumbar spine problems caused by sitting for a long time are particularly frequent. As we all know, the human spine is S-shaped, and the back of the seat is generally straight up and down, or The middle and lower part of the back of the chair is slightly arched to improve the comfort of the back support of the seat, but chairs with these structures cannot provide good support for the S-shaped spine of the human body, and the chairs with these structures generally cannot adjust the back support angle. Can not satisfy individual difference, therefore also can not solve the spine problem that sedentary brings to the user. [0003] Although there are chairs with lumbar support in the prior art, the position of the lumbar support is genera...

Claims

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Application Information

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IPC IPC(8): A47C7/40
CPCA47C7/40
Inventor 王江林刘冠华
Owner HENGLIN HOME FURNISHINGS CO LTD
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