Patent ID: 8328287
Filing Date: 2012-12-11
Classification: A47C

Abstract:
1. A chair structure comprising: a chair body; a fixing plate, being firmly disposed in the chair body and having a plurality of fixing holes; a moving plate, being disposed in the chair body and above the fixing plate, the moving plate having a plurality of penetrating holes; a plurality of flexible members, being disposed on the surface of the top end of the moving plate, the bottom ends of the flexible members being corresponding to the penetrating holes; a plurality of fixing members, each of the fixing members having a fastening end and a connecting end, the fastening end going through the penetrating hole and associating with the fixing hole of the fixing plate, the connecting end joining with the top end of the flexible member; and a plurality of lifting devices, being disposed at the bottom of the moving plate, by means of the lifting devices driving the moving plate and the fixing members holding the flexible members, the flexible members being then compressed in order to adjust the flexible supporting forces of the chair body, wherein the lifting devices comprising a air compressor, a plurality of air bags, and a plurality of tubes, the air compressor is disposed under the fixing plate, the air bags are between the moving plate and the fixing plate, the air bags are connected with the air compressor through the tubes in order to let the air bags be inflated by the air compressor.