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Multifunctional chair

A technology for chairs and chair legs, applied in the field of chairs

Inactive Publication Date: 2015-07-22
金韩柱
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] But the multifunctional chair of prior art only provides the function that the chair is put down backward
The multifunctional chairs of the prior art are not suitable for changes in the user's posture such as lying down or standing up when the user sits on the chair.

Method used

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Examples

Experimental program
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Effect test

Embodiment Construction

[0031] Hereinafter, embodiments of the chair of the present invention will be described with reference to the drawings.

[0032] The chair of the embodiment of the present invention can be used in three states. In the first state (see figure 1 and Figure 8 ), the seat back of the chair is set almost vertically relative to the ground; in the second state (refer to Figure 9 ), the seat back of the chair is tilted backward from the first state; in the third state (refer to Figure 10 ), the seat back of the chair is set by moving upward and forward from the first state.

[0033] refer to figure 1 , the chair 100 according to one embodiment of the present invention includes a seat frame 10 , a chair leg 20 , a chair back 30 , an armrest 40 and a seat frame driving device 50 .

[0034] Such as figure 1 As shown, the mount 10 includes a first mount 11 and a second mount 15 . When viewed from above, the first and second mounts 11, 15 may be in an inverted U shape. The secon...

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PUM

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Abstract

A chair according to an embodiment of the present invention includes a seat frame, a plurality of legs, a backrest and an armrest. The plurality of legs are rotatably coupled to the seat frame at front and rear portions of the seat frame. The backrest is rotatably coupled to the seat frame at the rear portion of the seat frame. The armrest is rotatably coupled to upper ends of the legs. The armrest includes a movable member and a first elastic member. The movable member is retained inside the armrest and is movable along the armrest. The movable member is rotatably coupled to the backrest. The first elastic member is located inside the armrest and applies an elastic restoration force against the movement of the movable member.

Description

technical field [0001] The present invention relates to chairs, and more particularly to chairs that are deformable in response to movement of the center of weight of the user's upper body. Background technique [0002] A chair includes a seat, a backrest, and legs for supporting the backrest and seat. Many chairs having various functions have been studied in order to make the user less likely to feel fatigued and stably support the user even if the user sits on the chair for a long time. [0003] As an example of a multifunctional chair, the Republic of Korea Patented Utility Model Publication No. 20-0355128 discloses a chair with a seat back that can be laid down at a predetermined angle. [0004] However, the multifunctional chairs of the prior art only provide the function of reclining the chair back. The multifunctional chairs of the prior art are not suitable for changes in the user's posture such as lying down or standing up when the user sits on the chair. Conten...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A47C1/032A47C7/46A47C7/50A47C7/54
CPCA47C1/0342A61G5/14A47C1/032A47C7/46
Inventor 金韩柱
Owner 金韩柱
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