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Supporting structure for a chair

Supporting structure for a chair description/claims

1. Field of the Invention

The present invention relates to a supporting structure for a chair, and more particularly to a supporting structure for a chair that comprises a frame and a nylon mesh fixed on the frame. The elasticity of the mesh provides a comfortable and adequate support for the user's buttocks, back and head, providing comfortable seating and preventing muscle soreness. And the user will feel cool when sitting on or leaning against the supporting structure since the mesh is breathable.

2. Description of the Prior Art

A conventional chair 100 (as shown in FIG. 1) comprises a seat 102 disposed on a leg 101, a back support 103 fixed at the rear side of the seat 102, and a headrest on the top of the back support 103. The seat 102, the back support 103 and the headrest 104 serve to support user's buttocks, back and head. However, the seat 102, the back support 103 and the headrest 104 are made of foam material and are too soft to provide adequate support, which is likely to cause muscle soreness. Further, the foam material-made seat 102, the back support 103 and the headrest 104 are not breathable, so the user will uncomfortable.

The present invention has arisen to mitigate and/or obviate the afore-described disadvantages.

The primary objective of the present invention is to provide a supporting structure for a chair, the support structure is a seat, a back support or a headrest. A nylon mesh is fixed on the annular flange of the frame, and then the plastic-injection-molded annular engaging portion is integrally formed on the outer periphery of the frame, enabling the mesh to be firmly fixed on the frame. The elasticity of the mesh provides a comfortable and adequate support for the user's buttocks, back and head, providing comfortable seating and preventing muscle soreness. Further, the heat caused by the user's body can be vented off via the apertures of the mesh, so that the user will feel cool when sitting on or leaning against the supporting structure.

FIG. 1 shows a conventional supporting structure for a swivel chair;

FIG. 2 shows a supporting structure for a chair in accordance with the present invention;

FIG. 3 is an exploded view of showing the frame and the mesh of the supporting structure for a chair in accordance with the present invention;

FIG. 4 is an enlarged view of a part of the mesh;

FIG. 5 is a cross sectional view of the frame and the mesh of the supporting structure for a chair in accordance with the present invention; and

FIG. 6 is a cross sectional view of the supporting structure for a chair in accordance with the present invention.

The present invention will be more clear from the following description when viewed together with the accompanying drawings, which show, for purpose of illustrations only, the preferred embodiment in accordance with the present invention.

• Provisional Patent
• Utility Patent

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