Backrest structure

a backrest and structure technology, applied in the field of chairs, can solve the problems of many problems to be solved, the random placement of chairs on the chair, and the fixed volume of pads, etc., and achieve the effect of convenient fixed

Inactive Publication Date: 2011-06-09
NITRING ENTERPRISE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0018]As compared with the conventional technique, the backrest structure of the present invention can be conveniently fixed but adjustable on the chair, and can have a function of hot compress

Problems solved by technology

Although the above pad can help a user to get more comfortable feeling of seating, in using the pad, quite many problems are to be solved.
For example, the pad can only be placed randomly on a seating cushion, but is unable to have its height adjusted according to requirement of the user; every

Method used

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Examples

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Embodiment Construction

[0033]Referring firstly to FIGS. 1-3, the backrest structure of the present invention is provided on a pad 10 of it with a back clip 20 which has a connecting part 21 movably connecting the back of this pad 10, and with a fixing portion 22 able to be held on a lazy back of 101 of a chair 100, wherein:

[0034]The pad 10 includes an outer envelopment including two coating layers 12 contained therein with an inner lining material 11, the coating layers 12 are provided on its back with a receiving opening 13 which can allow insertion of the back clip 20 in a closely fitting mode.

[0035]The connecting part 21 of the back clip 20 is received in the receiving opening 13 by insertion, and is movably provided in the receiving opening 13, in order that the back clip 20 can have the position of it relatively to that of the pad adjusted by means of the connecting part 21.

[0036]In practicing, as shown in FIGS. 3 to 5, the appearance of the connecting part 21 can be generally a planar board, the con...

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PUM

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Abstract

A backrest structure including a pad and a back clip, the back clip has a connecting part and a fixing portion to be held on a lazy back of a chair, when the pad is placed on the chair, the fixing portion can be inserted in a seam of the chair or can be clung on the upper area of the rear side of the chair lazy back, so that an effect of having the pad fixed on the chair can be attained; moreover, the relative position of the pad to the back clip can be adjusted; the pad is provided therein with a heat emitting element, a heat sinking element or an air bag, in order to adjust the temperature of the pad or the thickness of the pad for supporting a user, so that the pad can have multiple functions.

Description

BACKGROUND OF THE INVENTION[0001]1. Field of the Invention[0002]The present invention relates to a backrest structure for a chair, and especially to a backrest structure of which a pad is adjustable of its position in relation to the chair.[0003]2. Description of the Prior Art[0004]Following improvement of life quality, modern people think more and more highly of the details concerning their lives. For instance, when one seats on a chair, particularly on a sofa, normally he may have the chair provided with a pad for getting more comfortable feeling of seating; the pad can afford leaning of the waist of a user thereon and make him feel better in seating.[0005]Although the above pad can help a user to get more comfortable feeling of seating, in using the pad, quite many problems are to be solved. For example, the pad can only be placed randomly on a seating cushion, but is unable to have its height adjusted according to requirement of the user; every user has his own size of body conc...

Claims

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Application Information

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IPC IPC(8): A47C7/42A47C31/00A47C7/74A47C7/40
CPCA47C7/402A47C7/467A47C7/425
Inventor CHENG, CHIEN-CHUAN
Owner NITRING ENTERPRISE
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