The way of landing the armrest feet of the commercial lecture hall chair supplier china needs to be comfortable, firm and reliable, convenient for fixing and installation, and the armrest frame and the feet are combined with simple structure. The seat feet are the foundation of the commercial lecture hall chair supplier china, and are generally fixed on the ground with anchor bolts. The armrest is the basic support of the whole seat, and the main components of the seat are connected with the armrest. The structure of the armrest of the commercial lecture hall chair supplier china: metal frame: the framework of the armrest, which is also basically the supporting connection of the whole commercial lecture hall chair supplier china.

The armrest of the commercial lecture hall chair supplier china is made of wood or plastic and other materials. The armrest can be installed with a writing board mechanism for the purpose of meeting minutes. The seat bag is generally composed of fabric, sponge pad, inner frame, rotating mechanism and outer plate. The fabric is generally made of linen, velvet or automobile velvet; Some also use genuine leather and imitation leather as fabrics. The sponge pad is made of PU (polyurethane) foam. The inner frame is different according to the design. The simple structure adopts curved wood plywood and plastic plate, and the high-class seat adopts spring metal frame and plastic inner shell.

The commercial lecture hall chair supplier china rotation mechanism is divided into a gravity return mechanism and a spring return mechanism. The gravity return mechanism is simple, reliable and does not require maintenance. It is often equipped with a rubber muffler pad to eliminate the impact and noise during recovery; The use of spring recovery can reduce the volume of the recovery mechanism, and the structural design is flexible and changeable. With the damping device, the recovery movement can be controlled, the movement becomes slow, and the impact and noise can be completely eliminated; In addition, the European patented technology pneumatic recovery from France has been introduced into the Chinese market. This starting device makes the seat cushion of the chair not make any disturbing sound during the process of opening and restoring. It is light, elegant, safe, firm and is a hidden device, which does not affect the appearance of the seat at all.

The outer panel of the commercial lecture hall chair supplier china can be made of wood, plastic or other materials according to the design requirements, and its main function is to decorate ornaments and connect with the recovery mechanism. The backpack is generally composed of fabric, sponge pad, inner panel and outer panel. The fabric is generally made of linen, velvet or automobile velvet; Some also use genuine leather and imitation leather as fabrics. The soft chair sponge pad is made of PU (polyurethane) foam, with a density of 35-50kg / m3.