(1) Webbing Webbing is a belt with a width of about 50mm and a thickness of about 1.2mm woven with synthetic fibers such as nylon or polyester. According to different uses, the strength and elongation required by the seat belt are achieved by weaving methods and heat treatment. and other characteristics. It is also the part that absorbs the energy of conflict. National regulations have different requirements for the performance of seat belts.
(2) The retractor is a device that adjusts the length of the seat belt according to the sitting posture and body of the occupant, and retracts the webbing when not in use.
Divided into ELR (Emergency Locking Retractor) and ALR (Automatic Locking Retractor).
(3) Fixing mechanism The fixing mechanism includes a buckle, a lock tongue, a fixing pin and a fixing seat. The buckle and tongue are the devices that fasten and unfasten the seat belt. Fixing one end of the webbing to the body is called a fixing plate, the fixing end of the body is called a fixing seat, and the fixing bolts are called fixing bolts. The position of the shoulder seat belt fixing pin has a great influence on the convenience of wearing the seat belt. Therefore, in order to suit passengers of various sizes, an adjustable fixing mechanism is generally used, which can adjust the position of the shoulder seat belt up and down.